diff --git a/internal/core/src/pb/milvus.pb.cc b/internal/core/src/pb/milvus.pb.cc
deleted file mode 100644
index 864ba9466e1d8c5cce17b883d99a237523e8de40..0000000000000000000000000000000000000000
--- a/internal/core/src/pb/milvus.pb.cc
+++ /dev/null
@@ -1,42470 +0,0 @@
-// Generated by the protocol buffer compiler.  DO NOT EDIT!
-// source: milvus.proto
-
-#include "milvus.pb.h"
-
-#include <algorithm>
-
-#include <google/protobuf/stubs/common.h>
-#include <google/protobuf/io/coded_stream.h>
-#include <google/protobuf/extension_set.h>
-#include <google/protobuf/wire_format_lite.h>
-#include <google/protobuf/descriptor.h>
-#include <google/protobuf/generated_message_reflection.h>
-#include <google/protobuf/reflection_ops.h>
-#include <google/protobuf/wire_format.h>
-// @@protoc_insertion_point(includes)
-#include <google/protobuf/port_def.inc>
-extern PROTOBUF_INTERNAL_EXPORT_common_2eproto ::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<0> scc_info_Address_common_2eproto;
-extern PROTOBUF_INTERNAL_EXPORT_common_2eproto ::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<0> scc_info_KeyDataPair_common_2eproto;
-extern PROTOBUF_INTERNAL_EXPORT_common_2eproto ::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<0> scc_info_KeyValuePair_common_2eproto;
-extern PROTOBUF_INTERNAL_EXPORT_common_2eproto ::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<0> scc_info_MsgBase_common_2eproto;
-extern PROTOBUF_INTERNAL_EXPORT_common_2eproto ::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<0> scc_info_Status_common_2eproto;
-extern PROTOBUF_INTERNAL_EXPORT_milvus_2eproto ::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<0> scc_info_CompactionMergeInfo_milvus_2eproto;
-extern PROTOBUF_INTERNAL_EXPORT_milvus_2eproto ::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_FlushResponse_CollSegIDsEntry_DoNotUse_milvus_2eproto;
-extern PROTOBUF_INTERNAL_EXPORT_milvus_2eproto ::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<2> scc_info_GetImportStateResponse_milvus_2eproto;
-extern PROTOBUF_INTERNAL_EXPORT_milvus_2eproto ::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_IndexDescription_milvus_2eproto;
-extern PROTOBUF_INTERNAL_EXPORT_milvus_2eproto ::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<0> scc_info_PersistentSegmentInfo_milvus_2eproto;
-extern PROTOBUF_INTERNAL_EXPORT_milvus_2eproto ::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<0> scc_info_PlaceholderValue_milvus_2eproto;
-extern PROTOBUF_INTERNAL_EXPORT_milvus_2eproto ::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<0> scc_info_QuerySegmentInfo_milvus_2eproto;
-extern PROTOBUF_INTERNAL_EXPORT_milvus_2eproto ::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_ReplicaInfo_milvus_2eproto;
-extern PROTOBUF_INTERNAL_EXPORT_milvus_2eproto ::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<0> scc_info_ShardReplica_milvus_2eproto;
-extern PROTOBUF_INTERNAL_EXPORT_milvus_2eproto ::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_VectorIDs_milvus_2eproto;
-extern PROTOBUF_INTERNAL_EXPORT_milvus_2eproto ::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<2> scc_info_VectorsArray_milvus_2eproto;
-extern PROTOBUF_INTERNAL_EXPORT_schema_2eproto ::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_CollectionSchema_schema_2eproto;
-extern PROTOBUF_INTERNAL_EXPORT_schema_2eproto ::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<2> scc_info_FieldData_schema_2eproto;
-extern PROTOBUF_INTERNAL_EXPORT_schema_2eproto ::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<0> scc_info_FloatArray_schema_2eproto;
-extern PROTOBUF_INTERNAL_EXPORT_schema_2eproto ::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<2> scc_info_IDs_schema_2eproto;
-extern PROTOBUF_INTERNAL_EXPORT_schema_2eproto ::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<0> scc_info_IntArray_schema_2eproto;
-extern PROTOBUF_INTERNAL_EXPORT_schema_2eproto ::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<0> scc_info_LongArray_schema_2eproto;
-extern PROTOBUF_INTERNAL_EXPORT_schema_2eproto ::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<2> scc_info_SearchResultData_schema_2eproto;
-extern PROTOBUF_INTERNAL_EXPORT_schema_2eproto ::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_VectorField_schema_2eproto;
-namespace milvus {
-namespace proto {
-namespace milvus {
-class CreateAliasRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<CreateAliasRequest> _instance;
-} _CreateAliasRequest_default_instance_;
-class DropAliasRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<DropAliasRequest> _instance;
-} _DropAliasRequest_default_instance_;
-class AlterAliasRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<AlterAliasRequest> _instance;
-} _AlterAliasRequest_default_instance_;
-class CreateCollectionRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<CreateCollectionRequest> _instance;
-} _CreateCollectionRequest_default_instance_;
-class DropCollectionRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<DropCollectionRequest> _instance;
-} _DropCollectionRequest_default_instance_;
-class HasCollectionRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<HasCollectionRequest> _instance;
-} _HasCollectionRequest_default_instance_;
-class BoolResponseDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<BoolResponse> _instance;
-} _BoolResponse_default_instance_;
-class StringResponseDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<StringResponse> _instance;
-} _StringResponse_default_instance_;
-class DescribeCollectionRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<DescribeCollectionRequest> _instance;
-} _DescribeCollectionRequest_default_instance_;
-class DescribeCollectionResponseDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<DescribeCollectionResponse> _instance;
-} _DescribeCollectionResponse_default_instance_;
-class LoadCollectionRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<LoadCollectionRequest> _instance;
-} _LoadCollectionRequest_default_instance_;
-class ReleaseCollectionRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<ReleaseCollectionRequest> _instance;
-} _ReleaseCollectionRequest_default_instance_;
-class GetCollectionStatisticsRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<GetCollectionStatisticsRequest> _instance;
-} _GetCollectionStatisticsRequest_default_instance_;
-class GetCollectionStatisticsResponseDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<GetCollectionStatisticsResponse> _instance;
-} _GetCollectionStatisticsResponse_default_instance_;
-class ShowCollectionsRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<ShowCollectionsRequest> _instance;
-} _ShowCollectionsRequest_default_instance_;
-class ShowCollectionsResponseDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<ShowCollectionsResponse> _instance;
-} _ShowCollectionsResponse_default_instance_;
-class CreatePartitionRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<CreatePartitionRequest> _instance;
-} _CreatePartitionRequest_default_instance_;
-class DropPartitionRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<DropPartitionRequest> _instance;
-} _DropPartitionRequest_default_instance_;
-class HasPartitionRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<HasPartitionRequest> _instance;
-} _HasPartitionRequest_default_instance_;
-class LoadPartitionsRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<LoadPartitionsRequest> _instance;
-} _LoadPartitionsRequest_default_instance_;
-class ReleasePartitionsRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<ReleasePartitionsRequest> _instance;
-} _ReleasePartitionsRequest_default_instance_;
-class GetPartitionStatisticsRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<GetPartitionStatisticsRequest> _instance;
-} _GetPartitionStatisticsRequest_default_instance_;
-class GetPartitionStatisticsResponseDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<GetPartitionStatisticsResponse> _instance;
-} _GetPartitionStatisticsResponse_default_instance_;
-class ShowPartitionsRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<ShowPartitionsRequest> _instance;
-} _ShowPartitionsRequest_default_instance_;
-class ShowPartitionsResponseDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<ShowPartitionsResponse> _instance;
-} _ShowPartitionsResponse_default_instance_;
-class DescribeSegmentRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<DescribeSegmentRequest> _instance;
-} _DescribeSegmentRequest_default_instance_;
-class DescribeSegmentResponseDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<DescribeSegmentResponse> _instance;
-} _DescribeSegmentResponse_default_instance_;
-class ShowSegmentsRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<ShowSegmentsRequest> _instance;
-} _ShowSegmentsRequest_default_instance_;
-class ShowSegmentsResponseDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<ShowSegmentsResponse> _instance;
-} _ShowSegmentsResponse_default_instance_;
-class CreateIndexRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<CreateIndexRequest> _instance;
-} _CreateIndexRequest_default_instance_;
-class DescribeIndexRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<DescribeIndexRequest> _instance;
-} _DescribeIndexRequest_default_instance_;
-class IndexDescriptionDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<IndexDescription> _instance;
-} _IndexDescription_default_instance_;
-class DescribeIndexResponseDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<DescribeIndexResponse> _instance;
-} _DescribeIndexResponse_default_instance_;
-class GetIndexBuildProgressRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<GetIndexBuildProgressRequest> _instance;
-} _GetIndexBuildProgressRequest_default_instance_;
-class GetIndexBuildProgressResponseDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<GetIndexBuildProgressResponse> _instance;
-} _GetIndexBuildProgressResponse_default_instance_;
-class GetIndexStateRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<GetIndexStateRequest> _instance;
-} _GetIndexStateRequest_default_instance_;
-class GetIndexStateResponseDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<GetIndexStateResponse> _instance;
-} _GetIndexStateResponse_default_instance_;
-class DropIndexRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<DropIndexRequest> _instance;
-} _DropIndexRequest_default_instance_;
-class InsertRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<InsertRequest> _instance;
-} _InsertRequest_default_instance_;
-class MutationResultDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<MutationResult> _instance;
-} _MutationResult_default_instance_;
-class DeleteRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<DeleteRequest> _instance;
-} _DeleteRequest_default_instance_;
-class PlaceholderValueDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<PlaceholderValue> _instance;
-} _PlaceholderValue_default_instance_;
-class PlaceholderGroupDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<PlaceholderGroup> _instance;
-} _PlaceholderGroup_default_instance_;
-class SearchRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<SearchRequest> _instance;
-} _SearchRequest_default_instance_;
-class HitsDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<Hits> _instance;
-} _Hits_default_instance_;
-class SearchResultsDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<SearchResults> _instance;
-} _SearchResults_default_instance_;
-class FlushRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<FlushRequest> _instance;
-} _FlushRequest_default_instance_;
-class FlushResponse_CollSegIDsEntry_DoNotUseDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<FlushResponse_CollSegIDsEntry_DoNotUse> _instance;
-} _FlushResponse_CollSegIDsEntry_DoNotUse_default_instance_;
-class FlushResponseDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<FlushResponse> _instance;
-} _FlushResponse_default_instance_;
-class QueryRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<QueryRequest> _instance;
-} _QueryRequest_default_instance_;
-class QueryResultsDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<QueryResults> _instance;
-} _QueryResults_default_instance_;
-class VectorIDsDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<VectorIDs> _instance;
-} _VectorIDs_default_instance_;
-class VectorsArrayDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<VectorsArray> _instance;
-  const ::milvus::proto::milvus::VectorIDs* id_array_;
-  const ::milvus::proto::schema::VectorField* data_array_;
-} _VectorsArray_default_instance_;
-class CalcDistanceRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<CalcDistanceRequest> _instance;
-} _CalcDistanceRequest_default_instance_;
-class CalcDistanceResultsDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<CalcDistanceResults> _instance;
-  const ::milvus::proto::schema::IntArray* int_dist_;
-  const ::milvus::proto::schema::FloatArray* float_dist_;
-} _CalcDistanceResults_default_instance_;
-class PersistentSegmentInfoDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<PersistentSegmentInfo> _instance;
-} _PersistentSegmentInfo_default_instance_;
-class GetPersistentSegmentInfoRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<GetPersistentSegmentInfoRequest> _instance;
-} _GetPersistentSegmentInfoRequest_default_instance_;
-class GetPersistentSegmentInfoResponseDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<GetPersistentSegmentInfoResponse> _instance;
-} _GetPersistentSegmentInfoResponse_default_instance_;
-class QuerySegmentInfoDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<QuerySegmentInfo> _instance;
-} _QuerySegmentInfo_default_instance_;
-class GetQuerySegmentInfoRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<GetQuerySegmentInfoRequest> _instance;
-} _GetQuerySegmentInfoRequest_default_instance_;
-class GetQuerySegmentInfoResponseDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<GetQuerySegmentInfoResponse> _instance;
-} _GetQuerySegmentInfoResponse_default_instance_;
-class DummyRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<DummyRequest> _instance;
-} _DummyRequest_default_instance_;
-class DummyResponseDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<DummyResponse> _instance;
-} _DummyResponse_default_instance_;
-class RegisterLinkRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<RegisterLinkRequest> _instance;
-} _RegisterLinkRequest_default_instance_;
-class RegisterLinkResponseDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<RegisterLinkResponse> _instance;
-} _RegisterLinkResponse_default_instance_;
-class GetMetricsRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<GetMetricsRequest> _instance;
-} _GetMetricsRequest_default_instance_;
-class GetMetricsResponseDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<GetMetricsResponse> _instance;
-} _GetMetricsResponse_default_instance_;
-class LoadBalanceRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<LoadBalanceRequest> _instance;
-} _LoadBalanceRequest_default_instance_;
-class ManualCompactionRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<ManualCompactionRequest> _instance;
-} _ManualCompactionRequest_default_instance_;
-class ManualCompactionResponseDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<ManualCompactionResponse> _instance;
-} _ManualCompactionResponse_default_instance_;
-class GetCompactionStateRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<GetCompactionStateRequest> _instance;
-} _GetCompactionStateRequest_default_instance_;
-class GetCompactionStateResponseDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<GetCompactionStateResponse> _instance;
-} _GetCompactionStateResponse_default_instance_;
-class GetCompactionPlansRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<GetCompactionPlansRequest> _instance;
-} _GetCompactionPlansRequest_default_instance_;
-class GetCompactionPlansResponseDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<GetCompactionPlansResponse> _instance;
-} _GetCompactionPlansResponse_default_instance_;
-class CompactionMergeInfoDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<CompactionMergeInfo> _instance;
-} _CompactionMergeInfo_default_instance_;
-class GetFlushStateRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<GetFlushStateRequest> _instance;
-} _GetFlushStateRequest_default_instance_;
-class GetFlushStateResponseDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<GetFlushStateResponse> _instance;
-} _GetFlushStateResponse_default_instance_;
-class ImportRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<ImportRequest> _instance;
-} _ImportRequest_default_instance_;
-class ImportResponseDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<ImportResponse> _instance;
-} _ImportResponse_default_instance_;
-class GetImportStateRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<GetImportStateRequest> _instance;
-} _GetImportStateRequest_default_instance_;
-class GetImportStateResponseDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<GetImportStateResponse> _instance;
-} _GetImportStateResponse_default_instance_;
-class ListImportTasksRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<ListImportTasksRequest> _instance;
-} _ListImportTasksRequest_default_instance_;
-class ListImportTasksResponseDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<ListImportTasksResponse> _instance;
-} _ListImportTasksResponse_default_instance_;
-class GetReplicasRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<GetReplicasRequest> _instance;
-} _GetReplicasRequest_default_instance_;
-class GetReplicasResponseDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<GetReplicasResponse> _instance;
-} _GetReplicasResponse_default_instance_;
-class ReplicaInfoDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<ReplicaInfo> _instance;
-} _ReplicaInfo_default_instance_;
-class ShardReplicaDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<ShardReplica> _instance;
-} _ShardReplica_default_instance_;
-class CreateCredentialRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<CreateCredentialRequest> _instance;
-} _CreateCredentialRequest_default_instance_;
-class UpdateCredentialRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<UpdateCredentialRequest> _instance;
-} _UpdateCredentialRequest_default_instance_;
-class DeleteCredentialRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<DeleteCredentialRequest> _instance;
-} _DeleteCredentialRequest_default_instance_;
-class ListCredUsersResponseDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<ListCredUsersResponse> _instance;
-} _ListCredUsersResponse_default_instance_;
-class ListCredUsersRequestDefaultTypeInternal {
- public:
-  ::PROTOBUF_NAMESPACE_ID::internal::ExplicitlyConstructed<ListCredUsersRequest> _instance;
-} _ListCredUsersRequest_default_instance_;
-}  // namespace milvus
-}  // namespace proto
-}  // namespace milvus
-static void InitDefaultsscc_info_AlterAliasRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_AlterAliasRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::AlterAliasRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::AlterAliasRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_AlterAliasRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_AlterAliasRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_BoolResponse_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_BoolResponse_default_instance_;
-    new (ptr) ::milvus::proto::milvus::BoolResponse();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::BoolResponse::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_BoolResponse_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_BoolResponse_milvus_2eproto}, {
-      &scc_info_Status_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_CalcDistanceRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_CalcDistanceRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::CalcDistanceRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::CalcDistanceRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<3> scc_info_CalcDistanceRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 3, InitDefaultsscc_info_CalcDistanceRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,
-      &scc_info_VectorsArray_milvus_2eproto.base,
-      &scc_info_KeyValuePair_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_CalcDistanceResults_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_CalcDistanceResults_default_instance_;
-    new (ptr) ::milvus::proto::milvus::CalcDistanceResults();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::CalcDistanceResults::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<3> scc_info_CalcDistanceResults_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 3, InitDefaultsscc_info_CalcDistanceResults_milvus_2eproto}, {
-      &scc_info_Status_common_2eproto.base,
-      &scc_info_IntArray_schema_2eproto.base,
-      &scc_info_FloatArray_schema_2eproto.base,}};
-
-static void InitDefaultsscc_info_CompactionMergeInfo_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_CompactionMergeInfo_default_instance_;
-    new (ptr) ::milvus::proto::milvus::CompactionMergeInfo();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::CompactionMergeInfo::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<0> scc_info_CompactionMergeInfo_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 0, InitDefaultsscc_info_CompactionMergeInfo_milvus_2eproto}, {}};
-
-static void InitDefaultsscc_info_CreateAliasRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_CreateAliasRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::CreateAliasRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::CreateAliasRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_CreateAliasRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_CreateAliasRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_CreateCollectionRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_CreateCollectionRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::CreateCollectionRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::CreateCollectionRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_CreateCollectionRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_CreateCollectionRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_CreateCredentialRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_CreateCredentialRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::CreateCredentialRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::CreateCredentialRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_CreateCredentialRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_CreateCredentialRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_CreateIndexRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_CreateIndexRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::CreateIndexRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::CreateIndexRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<2> scc_info_CreateIndexRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 2, InitDefaultsscc_info_CreateIndexRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,
-      &scc_info_KeyValuePair_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_CreatePartitionRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_CreatePartitionRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::CreatePartitionRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::CreatePartitionRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_CreatePartitionRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_CreatePartitionRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_DeleteCredentialRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_DeleteCredentialRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::DeleteCredentialRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::DeleteCredentialRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_DeleteCredentialRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_DeleteCredentialRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_DeleteRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_DeleteRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::DeleteRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::DeleteRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_DeleteRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_DeleteRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_DescribeCollectionRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_DescribeCollectionRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::DescribeCollectionRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::DescribeCollectionRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_DescribeCollectionRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_DescribeCollectionRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_DescribeCollectionResponse_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_DescribeCollectionResponse_default_instance_;
-    new (ptr) ::milvus::proto::milvus::DescribeCollectionResponse();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::DescribeCollectionResponse::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<3> scc_info_DescribeCollectionResponse_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 3, InitDefaultsscc_info_DescribeCollectionResponse_milvus_2eproto}, {
-      &scc_info_Status_common_2eproto.base,
-      &scc_info_CollectionSchema_schema_2eproto.base,
-      &scc_info_KeyDataPair_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_DescribeIndexRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_DescribeIndexRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::DescribeIndexRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::DescribeIndexRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_DescribeIndexRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_DescribeIndexRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_DescribeIndexResponse_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_DescribeIndexResponse_default_instance_;
-    new (ptr) ::milvus::proto::milvus::DescribeIndexResponse();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::DescribeIndexResponse::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<2> scc_info_DescribeIndexResponse_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 2, InitDefaultsscc_info_DescribeIndexResponse_milvus_2eproto}, {
-      &scc_info_Status_common_2eproto.base,
-      &scc_info_IndexDescription_milvus_2eproto.base,}};
-
-static void InitDefaultsscc_info_DescribeSegmentRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_DescribeSegmentRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::DescribeSegmentRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::DescribeSegmentRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_DescribeSegmentRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_DescribeSegmentRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_DescribeSegmentResponse_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_DescribeSegmentResponse_default_instance_;
-    new (ptr) ::milvus::proto::milvus::DescribeSegmentResponse();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::DescribeSegmentResponse::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_DescribeSegmentResponse_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_DescribeSegmentResponse_milvus_2eproto}, {
-      &scc_info_Status_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_DropAliasRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_DropAliasRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::DropAliasRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::DropAliasRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_DropAliasRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_DropAliasRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_DropCollectionRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_DropCollectionRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::DropCollectionRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::DropCollectionRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_DropCollectionRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_DropCollectionRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_DropIndexRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_DropIndexRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::DropIndexRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::DropIndexRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_DropIndexRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_DropIndexRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_DropPartitionRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_DropPartitionRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::DropPartitionRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::DropPartitionRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_DropPartitionRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_DropPartitionRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_DummyRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_DummyRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::DummyRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::DummyRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<0> scc_info_DummyRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 0, InitDefaultsscc_info_DummyRequest_milvus_2eproto}, {}};
-
-static void InitDefaultsscc_info_DummyResponse_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_DummyResponse_default_instance_;
-    new (ptr) ::milvus::proto::milvus::DummyResponse();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::DummyResponse::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<0> scc_info_DummyResponse_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 0, InitDefaultsscc_info_DummyResponse_milvus_2eproto}, {}};
-
-static void InitDefaultsscc_info_FlushRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_FlushRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::FlushRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::FlushRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_FlushRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_FlushRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_FlushResponse_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_FlushResponse_default_instance_;
-    new (ptr) ::milvus::proto::milvus::FlushResponse();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::FlushResponse::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<2> scc_info_FlushResponse_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 2, InitDefaultsscc_info_FlushResponse_milvus_2eproto}, {
-      &scc_info_Status_common_2eproto.base,
-      &scc_info_FlushResponse_CollSegIDsEntry_DoNotUse_milvus_2eproto.base,}};
-
-static void InitDefaultsscc_info_FlushResponse_CollSegIDsEntry_DoNotUse_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_FlushResponse_CollSegIDsEntry_DoNotUse_default_instance_;
-    new (ptr) ::milvus::proto::milvus::FlushResponse_CollSegIDsEntry_DoNotUse();
-  }
-  ::milvus::proto::milvus::FlushResponse_CollSegIDsEntry_DoNotUse::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_FlushResponse_CollSegIDsEntry_DoNotUse_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_FlushResponse_CollSegIDsEntry_DoNotUse_milvus_2eproto}, {
-      &scc_info_LongArray_schema_2eproto.base,}};
-
-static void InitDefaultsscc_info_GetCollectionStatisticsRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_GetCollectionStatisticsRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::GetCollectionStatisticsRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::GetCollectionStatisticsRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_GetCollectionStatisticsRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_GetCollectionStatisticsRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_GetCollectionStatisticsResponse_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_GetCollectionStatisticsResponse_default_instance_;
-    new (ptr) ::milvus::proto::milvus::GetCollectionStatisticsResponse();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::GetCollectionStatisticsResponse::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<2> scc_info_GetCollectionStatisticsResponse_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 2, InitDefaultsscc_info_GetCollectionStatisticsResponse_milvus_2eproto}, {
-      &scc_info_Status_common_2eproto.base,
-      &scc_info_KeyValuePair_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_GetCompactionPlansRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_GetCompactionPlansRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::GetCompactionPlansRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::GetCompactionPlansRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<0> scc_info_GetCompactionPlansRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 0, InitDefaultsscc_info_GetCompactionPlansRequest_milvus_2eproto}, {}};
-
-static void InitDefaultsscc_info_GetCompactionPlansResponse_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_GetCompactionPlansResponse_default_instance_;
-    new (ptr) ::milvus::proto::milvus::GetCompactionPlansResponse();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::GetCompactionPlansResponse::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<2> scc_info_GetCompactionPlansResponse_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 2, InitDefaultsscc_info_GetCompactionPlansResponse_milvus_2eproto}, {
-      &scc_info_Status_common_2eproto.base,
-      &scc_info_CompactionMergeInfo_milvus_2eproto.base,}};
-
-static void InitDefaultsscc_info_GetCompactionStateRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_GetCompactionStateRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::GetCompactionStateRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::GetCompactionStateRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<0> scc_info_GetCompactionStateRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 0, InitDefaultsscc_info_GetCompactionStateRequest_milvus_2eproto}, {}};
-
-static void InitDefaultsscc_info_GetCompactionStateResponse_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_GetCompactionStateResponse_default_instance_;
-    new (ptr) ::milvus::proto::milvus::GetCompactionStateResponse();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::GetCompactionStateResponse::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_GetCompactionStateResponse_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_GetCompactionStateResponse_milvus_2eproto}, {
-      &scc_info_Status_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_GetFlushStateRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_GetFlushStateRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::GetFlushStateRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::GetFlushStateRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<0> scc_info_GetFlushStateRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 0, InitDefaultsscc_info_GetFlushStateRequest_milvus_2eproto}, {}};
-
-static void InitDefaultsscc_info_GetFlushStateResponse_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_GetFlushStateResponse_default_instance_;
-    new (ptr) ::milvus::proto::milvus::GetFlushStateResponse();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::GetFlushStateResponse::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_GetFlushStateResponse_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_GetFlushStateResponse_milvus_2eproto}, {
-      &scc_info_Status_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_GetImportStateRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_GetImportStateRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::GetImportStateRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::GetImportStateRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<0> scc_info_GetImportStateRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 0, InitDefaultsscc_info_GetImportStateRequest_milvus_2eproto}, {}};
-
-static void InitDefaultsscc_info_GetImportStateResponse_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_GetImportStateResponse_default_instance_;
-    new (ptr) ::milvus::proto::milvus::GetImportStateResponse();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::GetImportStateResponse::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<2> scc_info_GetImportStateResponse_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 2, InitDefaultsscc_info_GetImportStateResponse_milvus_2eproto}, {
-      &scc_info_Status_common_2eproto.base,
-      &scc_info_KeyValuePair_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_GetIndexBuildProgressRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_GetIndexBuildProgressRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::GetIndexBuildProgressRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::GetIndexBuildProgressRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_GetIndexBuildProgressRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_GetIndexBuildProgressRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_GetIndexBuildProgressResponse_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_GetIndexBuildProgressResponse_default_instance_;
-    new (ptr) ::milvus::proto::milvus::GetIndexBuildProgressResponse();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::GetIndexBuildProgressResponse::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_GetIndexBuildProgressResponse_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_GetIndexBuildProgressResponse_milvus_2eproto}, {
-      &scc_info_Status_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_GetIndexStateRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_GetIndexStateRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::GetIndexStateRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::GetIndexStateRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_GetIndexStateRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_GetIndexStateRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_GetIndexStateResponse_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_GetIndexStateResponse_default_instance_;
-    new (ptr) ::milvus::proto::milvus::GetIndexStateResponse();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::GetIndexStateResponse::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_GetIndexStateResponse_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_GetIndexStateResponse_milvus_2eproto}, {
-      &scc_info_Status_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_GetMetricsRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_GetMetricsRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::GetMetricsRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::GetMetricsRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_GetMetricsRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_GetMetricsRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_GetMetricsResponse_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_GetMetricsResponse_default_instance_;
-    new (ptr) ::milvus::proto::milvus::GetMetricsResponse();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::GetMetricsResponse::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_GetMetricsResponse_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_GetMetricsResponse_milvus_2eproto}, {
-      &scc_info_Status_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_GetPartitionStatisticsRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_GetPartitionStatisticsRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::GetPartitionStatisticsRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::GetPartitionStatisticsRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_GetPartitionStatisticsRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_GetPartitionStatisticsRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_GetPartitionStatisticsResponse_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_GetPartitionStatisticsResponse_default_instance_;
-    new (ptr) ::milvus::proto::milvus::GetPartitionStatisticsResponse();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::GetPartitionStatisticsResponse::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<2> scc_info_GetPartitionStatisticsResponse_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 2, InitDefaultsscc_info_GetPartitionStatisticsResponse_milvus_2eproto}, {
-      &scc_info_Status_common_2eproto.base,
-      &scc_info_KeyValuePair_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_GetPersistentSegmentInfoRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_GetPersistentSegmentInfoRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::GetPersistentSegmentInfoRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::GetPersistentSegmentInfoRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_GetPersistentSegmentInfoRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_GetPersistentSegmentInfoRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_GetPersistentSegmentInfoResponse_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_GetPersistentSegmentInfoResponse_default_instance_;
-    new (ptr) ::milvus::proto::milvus::GetPersistentSegmentInfoResponse();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::GetPersistentSegmentInfoResponse::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<2> scc_info_GetPersistentSegmentInfoResponse_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 2, InitDefaultsscc_info_GetPersistentSegmentInfoResponse_milvus_2eproto}, {
-      &scc_info_Status_common_2eproto.base,
-      &scc_info_PersistentSegmentInfo_milvus_2eproto.base,}};
-
-static void InitDefaultsscc_info_GetQuerySegmentInfoRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_GetQuerySegmentInfoRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::GetQuerySegmentInfoRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::GetQuerySegmentInfoRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_GetQuerySegmentInfoRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_GetQuerySegmentInfoRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_GetQuerySegmentInfoResponse_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_GetQuerySegmentInfoResponse_default_instance_;
-    new (ptr) ::milvus::proto::milvus::GetQuerySegmentInfoResponse();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::GetQuerySegmentInfoResponse::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<2> scc_info_GetQuerySegmentInfoResponse_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 2, InitDefaultsscc_info_GetQuerySegmentInfoResponse_milvus_2eproto}, {
-      &scc_info_Status_common_2eproto.base,
-      &scc_info_QuerySegmentInfo_milvus_2eproto.base,}};
-
-static void InitDefaultsscc_info_GetReplicasRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_GetReplicasRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::GetReplicasRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::GetReplicasRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_GetReplicasRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_GetReplicasRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_GetReplicasResponse_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_GetReplicasResponse_default_instance_;
-    new (ptr) ::milvus::proto::milvus::GetReplicasResponse();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::GetReplicasResponse::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<2> scc_info_GetReplicasResponse_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 2, InitDefaultsscc_info_GetReplicasResponse_milvus_2eproto}, {
-      &scc_info_Status_common_2eproto.base,
-      &scc_info_ReplicaInfo_milvus_2eproto.base,}};
-
-static void InitDefaultsscc_info_HasCollectionRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_HasCollectionRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::HasCollectionRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::HasCollectionRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_HasCollectionRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_HasCollectionRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_HasPartitionRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_HasPartitionRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::HasPartitionRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::HasPartitionRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_HasPartitionRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_HasPartitionRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_Hits_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_Hits_default_instance_;
-    new (ptr) ::milvus::proto::milvus::Hits();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::Hits::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<0> scc_info_Hits_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 0, InitDefaultsscc_info_Hits_milvus_2eproto}, {}};
-
-static void InitDefaultsscc_info_ImportRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_ImportRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::ImportRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::ImportRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_ImportRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_ImportRequest_milvus_2eproto}, {
-      &scc_info_KeyValuePair_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_ImportResponse_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_ImportResponse_default_instance_;
-    new (ptr) ::milvus::proto::milvus::ImportResponse();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::ImportResponse::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_ImportResponse_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_ImportResponse_milvus_2eproto}, {
-      &scc_info_Status_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_IndexDescription_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_IndexDescription_default_instance_;
-    new (ptr) ::milvus::proto::milvus::IndexDescription();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::IndexDescription::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_IndexDescription_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_IndexDescription_milvus_2eproto}, {
-      &scc_info_KeyValuePair_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_InsertRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_InsertRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::InsertRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::InsertRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<2> scc_info_InsertRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 2, InitDefaultsscc_info_InsertRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,
-      &scc_info_FieldData_schema_2eproto.base,}};
-
-static void InitDefaultsscc_info_ListCredUsersRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_ListCredUsersRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::ListCredUsersRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::ListCredUsersRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_ListCredUsersRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_ListCredUsersRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_ListCredUsersResponse_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_ListCredUsersResponse_default_instance_;
-    new (ptr) ::milvus::proto::milvus::ListCredUsersResponse();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::ListCredUsersResponse::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_ListCredUsersResponse_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_ListCredUsersResponse_milvus_2eproto}, {
-      &scc_info_Status_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_ListImportTasksRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_ListImportTasksRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::ListImportTasksRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::ListImportTasksRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<0> scc_info_ListImportTasksRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 0, InitDefaultsscc_info_ListImportTasksRequest_milvus_2eproto}, {}};
-
-static void InitDefaultsscc_info_ListImportTasksResponse_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_ListImportTasksResponse_default_instance_;
-    new (ptr) ::milvus::proto::milvus::ListImportTasksResponse();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::ListImportTasksResponse::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<2> scc_info_ListImportTasksResponse_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 2, InitDefaultsscc_info_ListImportTasksResponse_milvus_2eproto}, {
-      &scc_info_Status_common_2eproto.base,
-      &scc_info_GetImportStateResponse_milvus_2eproto.base,}};
-
-static void InitDefaultsscc_info_LoadBalanceRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_LoadBalanceRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::LoadBalanceRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::LoadBalanceRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_LoadBalanceRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_LoadBalanceRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_LoadCollectionRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_LoadCollectionRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::LoadCollectionRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::LoadCollectionRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_LoadCollectionRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_LoadCollectionRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_LoadPartitionsRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_LoadPartitionsRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::LoadPartitionsRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::LoadPartitionsRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_LoadPartitionsRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_LoadPartitionsRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_ManualCompactionRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_ManualCompactionRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::ManualCompactionRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::ManualCompactionRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<0> scc_info_ManualCompactionRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 0, InitDefaultsscc_info_ManualCompactionRequest_milvus_2eproto}, {}};
-
-static void InitDefaultsscc_info_ManualCompactionResponse_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_ManualCompactionResponse_default_instance_;
-    new (ptr) ::milvus::proto::milvus::ManualCompactionResponse();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::ManualCompactionResponse::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_ManualCompactionResponse_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_ManualCompactionResponse_milvus_2eproto}, {
-      &scc_info_Status_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_MutationResult_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_MutationResult_default_instance_;
-    new (ptr) ::milvus::proto::milvus::MutationResult();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::MutationResult::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<2> scc_info_MutationResult_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 2, InitDefaultsscc_info_MutationResult_milvus_2eproto}, {
-      &scc_info_Status_common_2eproto.base,
-      &scc_info_IDs_schema_2eproto.base,}};
-
-static void InitDefaultsscc_info_PersistentSegmentInfo_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_PersistentSegmentInfo_default_instance_;
-    new (ptr) ::milvus::proto::milvus::PersistentSegmentInfo();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::PersistentSegmentInfo::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<0> scc_info_PersistentSegmentInfo_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 0, InitDefaultsscc_info_PersistentSegmentInfo_milvus_2eproto}, {}};
-
-static void InitDefaultsscc_info_PlaceholderGroup_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_PlaceholderGroup_default_instance_;
-    new (ptr) ::milvus::proto::milvus::PlaceholderGroup();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::PlaceholderGroup::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_PlaceholderGroup_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_PlaceholderGroup_milvus_2eproto}, {
-      &scc_info_PlaceholderValue_milvus_2eproto.base,}};
-
-static void InitDefaultsscc_info_PlaceholderValue_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_PlaceholderValue_default_instance_;
-    new (ptr) ::milvus::proto::milvus::PlaceholderValue();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::PlaceholderValue::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<0> scc_info_PlaceholderValue_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 0, InitDefaultsscc_info_PlaceholderValue_milvus_2eproto}, {}};
-
-static void InitDefaultsscc_info_QueryRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_QueryRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::QueryRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::QueryRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_QueryRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_QueryRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_QueryResults_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_QueryResults_default_instance_;
-    new (ptr) ::milvus::proto::milvus::QueryResults();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::QueryResults::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<2> scc_info_QueryResults_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 2, InitDefaultsscc_info_QueryResults_milvus_2eproto}, {
-      &scc_info_Status_common_2eproto.base,
-      &scc_info_FieldData_schema_2eproto.base,}};
-
-static void InitDefaultsscc_info_QuerySegmentInfo_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_QuerySegmentInfo_default_instance_;
-    new (ptr) ::milvus::proto::milvus::QuerySegmentInfo();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::QuerySegmentInfo::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<0> scc_info_QuerySegmentInfo_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 0, InitDefaultsscc_info_QuerySegmentInfo_milvus_2eproto}, {}};
-
-static void InitDefaultsscc_info_RegisterLinkRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_RegisterLinkRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::RegisterLinkRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::RegisterLinkRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<0> scc_info_RegisterLinkRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 0, InitDefaultsscc_info_RegisterLinkRequest_milvus_2eproto}, {}};
-
-static void InitDefaultsscc_info_RegisterLinkResponse_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_RegisterLinkResponse_default_instance_;
-    new (ptr) ::milvus::proto::milvus::RegisterLinkResponse();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::RegisterLinkResponse::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<2> scc_info_RegisterLinkResponse_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 2, InitDefaultsscc_info_RegisterLinkResponse_milvus_2eproto}, {
-      &scc_info_Address_common_2eproto.base,
-      &scc_info_Status_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_ReleaseCollectionRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_ReleaseCollectionRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::ReleaseCollectionRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::ReleaseCollectionRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_ReleaseCollectionRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_ReleaseCollectionRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_ReleasePartitionsRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_ReleasePartitionsRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::ReleasePartitionsRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::ReleasePartitionsRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_ReleasePartitionsRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_ReleasePartitionsRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_ReplicaInfo_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_ReplicaInfo_default_instance_;
-    new (ptr) ::milvus::proto::milvus::ReplicaInfo();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::ReplicaInfo::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_ReplicaInfo_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_ReplicaInfo_milvus_2eproto}, {
-      &scc_info_ShardReplica_milvus_2eproto.base,}};
-
-static void InitDefaultsscc_info_SearchRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_SearchRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::SearchRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::SearchRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<2> scc_info_SearchRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 2, InitDefaultsscc_info_SearchRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,
-      &scc_info_KeyValuePair_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_SearchResults_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_SearchResults_default_instance_;
-    new (ptr) ::milvus::proto::milvus::SearchResults();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::SearchResults::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<2> scc_info_SearchResults_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 2, InitDefaultsscc_info_SearchResults_milvus_2eproto}, {
-      &scc_info_Status_common_2eproto.base,
-      &scc_info_SearchResultData_schema_2eproto.base,}};
-
-static void InitDefaultsscc_info_ShardReplica_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_ShardReplica_default_instance_;
-    new (ptr) ::milvus::proto::milvus::ShardReplica();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::ShardReplica::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<0> scc_info_ShardReplica_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 0, InitDefaultsscc_info_ShardReplica_milvus_2eproto}, {}};
-
-static void InitDefaultsscc_info_ShowCollectionsRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_ShowCollectionsRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::ShowCollectionsRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::ShowCollectionsRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_ShowCollectionsRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_ShowCollectionsRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_ShowCollectionsResponse_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_ShowCollectionsResponse_default_instance_;
-    new (ptr) ::milvus::proto::milvus::ShowCollectionsResponse();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::ShowCollectionsResponse::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_ShowCollectionsResponse_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_ShowCollectionsResponse_milvus_2eproto}, {
-      &scc_info_Status_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_ShowPartitionsRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_ShowPartitionsRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::ShowPartitionsRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::ShowPartitionsRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_ShowPartitionsRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_ShowPartitionsRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_ShowPartitionsResponse_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_ShowPartitionsResponse_default_instance_;
-    new (ptr) ::milvus::proto::milvus::ShowPartitionsResponse();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::ShowPartitionsResponse::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_ShowPartitionsResponse_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_ShowPartitionsResponse_milvus_2eproto}, {
-      &scc_info_Status_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_ShowSegmentsRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_ShowSegmentsRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::ShowSegmentsRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::ShowSegmentsRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_ShowSegmentsRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_ShowSegmentsRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_ShowSegmentsResponse_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_ShowSegmentsResponse_default_instance_;
-    new (ptr) ::milvus::proto::milvus::ShowSegmentsResponse();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::ShowSegmentsResponse::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_ShowSegmentsResponse_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_ShowSegmentsResponse_milvus_2eproto}, {
-      &scc_info_Status_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_StringResponse_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_StringResponse_default_instance_;
-    new (ptr) ::milvus::proto::milvus::StringResponse();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::StringResponse::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_StringResponse_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_StringResponse_milvus_2eproto}, {
-      &scc_info_Status_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_UpdateCredentialRequest_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_UpdateCredentialRequest_default_instance_;
-    new (ptr) ::milvus::proto::milvus::UpdateCredentialRequest();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::UpdateCredentialRequest::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_UpdateCredentialRequest_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_UpdateCredentialRequest_milvus_2eproto}, {
-      &scc_info_MsgBase_common_2eproto.base,}};
-
-static void InitDefaultsscc_info_VectorIDs_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_VectorIDs_default_instance_;
-    new (ptr) ::milvus::proto::milvus::VectorIDs();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::VectorIDs::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<1> scc_info_VectorIDs_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 1, InitDefaultsscc_info_VectorIDs_milvus_2eproto}, {
-      &scc_info_IDs_schema_2eproto.base,}};
-
-static void InitDefaultsscc_info_VectorsArray_milvus_2eproto() {
-  GOOGLE_PROTOBUF_VERIFY_VERSION;
-
-  {
-    void* ptr = &::milvus::proto::milvus::_VectorsArray_default_instance_;
-    new (ptr) ::milvus::proto::milvus::VectorsArray();
-    ::PROTOBUF_NAMESPACE_ID::internal::OnShutdownDestroyMessage(ptr);
-  }
-  ::milvus::proto::milvus::VectorsArray::InitAsDefaultInstance();
-}
-
-::PROTOBUF_NAMESPACE_ID::internal::SCCInfo<2> scc_info_VectorsArray_milvus_2eproto =
-    {{ATOMIC_VAR_INIT(::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase::kUninitialized), 2, InitDefaultsscc_info_VectorsArray_milvus_2eproto}, {
-      &scc_info_VectorIDs_milvus_2eproto.base,
-      &scc_info_VectorField_schema_2eproto.base,}};
-
-static ::PROTOBUF_NAMESPACE_ID::Metadata file_level_metadata_milvus_2eproto[92];
-static const ::PROTOBUF_NAMESPACE_ID::EnumDescriptor* file_level_enum_descriptors_milvus_2eproto[2];
-static constexpr ::PROTOBUF_NAMESPACE_ID::ServiceDescriptor const** file_level_service_descriptors_milvus_2eproto = nullptr;
-
-const ::PROTOBUF_NAMESPACE_ID::uint32 TableStruct_milvus_2eproto::offsets[] PROTOBUF_SECTION_VARIABLE(protodesc_cold) = {
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CreateAliasRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CreateAliasRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CreateAliasRequest, db_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CreateAliasRequest, collection_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CreateAliasRequest, alias_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DropAliasRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DropAliasRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DropAliasRequest, db_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DropAliasRequest, alias_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::AlterAliasRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::AlterAliasRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::AlterAliasRequest, db_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::AlterAliasRequest, collection_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::AlterAliasRequest, alias_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CreateCollectionRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CreateCollectionRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CreateCollectionRequest, db_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CreateCollectionRequest, collection_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CreateCollectionRequest, schema_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CreateCollectionRequest, shards_num_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CreateCollectionRequest, consistency_level_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DropCollectionRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DropCollectionRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DropCollectionRequest, db_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DropCollectionRequest, collection_name_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::HasCollectionRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::HasCollectionRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::HasCollectionRequest, db_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::HasCollectionRequest, collection_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::HasCollectionRequest, time_stamp_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::BoolResponse, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::BoolResponse, status_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::BoolResponse, value_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::StringResponse, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::StringResponse, status_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::StringResponse, value_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeCollectionRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeCollectionRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeCollectionRequest, db_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeCollectionRequest, collection_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeCollectionRequest, collectionid_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeCollectionRequest, time_stamp_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeCollectionResponse, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeCollectionResponse, status_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeCollectionResponse, schema_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeCollectionResponse, collectionid_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeCollectionResponse, virtual_channel_names_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeCollectionResponse, physical_channel_names_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeCollectionResponse, created_timestamp_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeCollectionResponse, created_utc_timestamp_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeCollectionResponse, shards_num_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeCollectionResponse, aliases_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeCollectionResponse, start_positions_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeCollectionResponse, consistency_level_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeCollectionResponse, collection_name_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::LoadCollectionRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::LoadCollectionRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::LoadCollectionRequest, db_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::LoadCollectionRequest, collection_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::LoadCollectionRequest, replica_number_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ReleaseCollectionRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ReleaseCollectionRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ReleaseCollectionRequest, db_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ReleaseCollectionRequest, collection_name_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetCollectionStatisticsRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetCollectionStatisticsRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetCollectionStatisticsRequest, db_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetCollectionStatisticsRequest, collection_name_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetCollectionStatisticsResponse, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetCollectionStatisticsResponse, status_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetCollectionStatisticsResponse, stats_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShowCollectionsRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShowCollectionsRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShowCollectionsRequest, db_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShowCollectionsRequest, time_stamp_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShowCollectionsRequest, type_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShowCollectionsRequest, collection_names_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShowCollectionsResponse, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShowCollectionsResponse, status_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShowCollectionsResponse, collection_names_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShowCollectionsResponse, collection_ids_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShowCollectionsResponse, created_timestamps_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShowCollectionsResponse, created_utc_timestamps_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShowCollectionsResponse, inmemory_percentages_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CreatePartitionRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CreatePartitionRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CreatePartitionRequest, db_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CreatePartitionRequest, collection_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CreatePartitionRequest, partition_name_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DropPartitionRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DropPartitionRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DropPartitionRequest, db_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DropPartitionRequest, collection_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DropPartitionRequest, partition_name_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::HasPartitionRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::HasPartitionRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::HasPartitionRequest, db_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::HasPartitionRequest, collection_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::HasPartitionRequest, partition_name_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::LoadPartitionsRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::LoadPartitionsRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::LoadPartitionsRequest, db_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::LoadPartitionsRequest, collection_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::LoadPartitionsRequest, partition_names_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::LoadPartitionsRequest, replica_number_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ReleasePartitionsRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ReleasePartitionsRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ReleasePartitionsRequest, db_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ReleasePartitionsRequest, collection_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ReleasePartitionsRequest, partition_names_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetPartitionStatisticsRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetPartitionStatisticsRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetPartitionStatisticsRequest, db_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetPartitionStatisticsRequest, collection_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetPartitionStatisticsRequest, partition_name_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetPartitionStatisticsResponse, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetPartitionStatisticsResponse, status_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetPartitionStatisticsResponse, stats_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShowPartitionsRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShowPartitionsRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShowPartitionsRequest, db_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShowPartitionsRequest, collection_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShowPartitionsRequest, collectionid_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShowPartitionsRequest, partition_names_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShowPartitionsRequest, type_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShowPartitionsResponse, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShowPartitionsResponse, status_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShowPartitionsResponse, partition_names_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShowPartitionsResponse, partitionids_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShowPartitionsResponse, created_timestamps_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShowPartitionsResponse, created_utc_timestamps_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShowPartitionsResponse, inmemory_percentages_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeSegmentRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeSegmentRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeSegmentRequest, collectionid_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeSegmentRequest, segmentid_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeSegmentResponse, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeSegmentResponse, status_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeSegmentResponse, indexid_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeSegmentResponse, buildid_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeSegmentResponse, enable_index_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeSegmentResponse, fieldid_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShowSegmentsRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShowSegmentsRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShowSegmentsRequest, collectionid_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShowSegmentsRequest, partitionid_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShowSegmentsResponse, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShowSegmentsResponse, status_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShowSegmentsResponse, segmentids_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CreateIndexRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CreateIndexRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CreateIndexRequest, db_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CreateIndexRequest, collection_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CreateIndexRequest, field_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CreateIndexRequest, extra_params_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CreateIndexRequest, index_name_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeIndexRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeIndexRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeIndexRequest, db_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeIndexRequest, collection_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeIndexRequest, field_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeIndexRequest, index_name_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::IndexDescription, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::IndexDescription, index_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::IndexDescription, indexid_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::IndexDescription, params_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::IndexDescription, field_name_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeIndexResponse, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeIndexResponse, status_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DescribeIndexResponse, index_descriptions_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetIndexBuildProgressRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetIndexBuildProgressRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetIndexBuildProgressRequest, db_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetIndexBuildProgressRequest, collection_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetIndexBuildProgressRequest, field_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetIndexBuildProgressRequest, index_name_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetIndexBuildProgressResponse, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetIndexBuildProgressResponse, status_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetIndexBuildProgressResponse, indexed_rows_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetIndexBuildProgressResponse, total_rows_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetIndexStateRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetIndexStateRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetIndexStateRequest, db_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetIndexStateRequest, collection_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetIndexStateRequest, field_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetIndexStateRequest, index_name_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetIndexStateResponse, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetIndexStateResponse, status_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetIndexStateResponse, state_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetIndexStateResponse, fail_reason_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DropIndexRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DropIndexRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DropIndexRequest, db_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DropIndexRequest, collection_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DropIndexRequest, field_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DropIndexRequest, index_name_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::InsertRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::InsertRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::InsertRequest, db_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::InsertRequest, collection_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::InsertRequest, partition_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::InsertRequest, fields_data_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::InsertRequest, hash_keys_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::InsertRequest, num_rows_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::MutationResult, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::MutationResult, status_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::MutationResult, ids_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::MutationResult, succ_index_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::MutationResult, err_index_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::MutationResult, acknowledged_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::MutationResult, insert_cnt_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::MutationResult, delete_cnt_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::MutationResult, upsert_cnt_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::MutationResult, timestamp_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DeleteRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DeleteRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DeleteRequest, db_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DeleteRequest, collection_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DeleteRequest, partition_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DeleteRequest, expr_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DeleteRequest, hash_keys_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::PlaceholderValue, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::PlaceholderValue, tag_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::PlaceholderValue, type_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::PlaceholderValue, values_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::PlaceholderGroup, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::PlaceholderGroup, placeholders_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::SearchRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::SearchRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::SearchRequest, db_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::SearchRequest, collection_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::SearchRequest, partition_names_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::SearchRequest, dsl_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::SearchRequest, placeholder_group_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::SearchRequest, dsl_type_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::SearchRequest, output_fields_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::SearchRequest, search_params_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::SearchRequest, travel_timestamp_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::SearchRequest, guarantee_timestamp_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::Hits, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::Hits, ids_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::Hits, row_data_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::Hits, scores_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::SearchResults, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::SearchResults, status_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::SearchResults, results_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::SearchResults, collection_name_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::FlushRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::FlushRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::FlushRequest, db_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::FlushRequest, collection_names_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::FlushResponse_CollSegIDsEntry_DoNotUse, _has_bits_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::FlushResponse_CollSegIDsEntry_DoNotUse, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::FlushResponse_CollSegIDsEntry_DoNotUse, key_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::FlushResponse_CollSegIDsEntry_DoNotUse, value_),
-  0,
-  1,
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::FlushResponse, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::FlushResponse, status_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::FlushResponse, db_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::FlushResponse, coll_segids_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::QueryRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::QueryRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::QueryRequest, db_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::QueryRequest, collection_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::QueryRequest, expr_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::QueryRequest, output_fields_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::QueryRequest, partition_names_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::QueryRequest, travel_timestamp_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::QueryRequest, guarantee_timestamp_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::QueryResults, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::QueryResults, status_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::QueryResults, fields_data_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::QueryResults, collection_name_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::VectorIDs, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::VectorIDs, collection_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::VectorIDs, field_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::VectorIDs, id_array_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::VectorIDs, partition_names_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::VectorsArray, _internal_metadata_),
-  ~0u,  // no _extensions_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::VectorsArray, _oneof_case_[0]),
-  ~0u,  // no _weak_field_map_
-  offsetof(::milvus::proto::milvus::VectorsArrayDefaultTypeInternal, id_array_),
-  offsetof(::milvus::proto::milvus::VectorsArrayDefaultTypeInternal, data_array_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::VectorsArray, array_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CalcDistanceRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CalcDistanceRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CalcDistanceRequest, op_left_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CalcDistanceRequest, op_right_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CalcDistanceRequest, params_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CalcDistanceResults, _internal_metadata_),
-  ~0u,  // no _extensions_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CalcDistanceResults, _oneof_case_[0]),
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CalcDistanceResults, status_),
-  offsetof(::milvus::proto::milvus::CalcDistanceResultsDefaultTypeInternal, int_dist_),
-  offsetof(::milvus::proto::milvus::CalcDistanceResultsDefaultTypeInternal, float_dist_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CalcDistanceResults, array_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::PersistentSegmentInfo, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::PersistentSegmentInfo, segmentid_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::PersistentSegmentInfo, collectionid_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::PersistentSegmentInfo, partitionid_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::PersistentSegmentInfo, num_rows_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::PersistentSegmentInfo, state_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetPersistentSegmentInfoRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetPersistentSegmentInfoRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetPersistentSegmentInfoRequest, dbname_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetPersistentSegmentInfoRequest, collectionname_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetPersistentSegmentInfoResponse, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetPersistentSegmentInfoResponse, status_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetPersistentSegmentInfoResponse, infos_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::QuerySegmentInfo, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::QuerySegmentInfo, segmentid_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::QuerySegmentInfo, collectionid_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::QuerySegmentInfo, partitionid_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::QuerySegmentInfo, mem_size_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::QuerySegmentInfo, num_rows_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::QuerySegmentInfo, index_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::QuerySegmentInfo, indexid_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::QuerySegmentInfo, nodeid_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::QuerySegmentInfo, state_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::QuerySegmentInfo, nodeids_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetQuerySegmentInfoRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetQuerySegmentInfoRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetQuerySegmentInfoRequest, dbname_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetQuerySegmentInfoRequest, collectionname_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetQuerySegmentInfoResponse, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetQuerySegmentInfoResponse, status_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetQuerySegmentInfoResponse, infos_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DummyRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DummyRequest, request_type_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DummyResponse, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DummyResponse, response_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::RegisterLinkRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::RegisterLinkResponse, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::RegisterLinkResponse, address_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::RegisterLinkResponse, status_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetMetricsRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetMetricsRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetMetricsRequest, request_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetMetricsResponse, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetMetricsResponse, status_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetMetricsResponse, response_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetMetricsResponse, component_name_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::LoadBalanceRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::LoadBalanceRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::LoadBalanceRequest, src_nodeid_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::LoadBalanceRequest, dst_nodeids_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::LoadBalanceRequest, sealed_segmentids_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::LoadBalanceRequest, collectionname_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ManualCompactionRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ManualCompactionRequest, collectionid_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ManualCompactionRequest, timetravel_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ManualCompactionResponse, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ManualCompactionResponse, status_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ManualCompactionResponse, compactionid_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetCompactionStateRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetCompactionStateRequest, compactionid_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetCompactionStateResponse, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetCompactionStateResponse, status_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetCompactionStateResponse, state_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetCompactionStateResponse, executingplanno_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetCompactionStateResponse, timeoutplanno_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetCompactionStateResponse, completedplanno_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetCompactionPlansRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetCompactionPlansRequest, compactionid_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetCompactionPlansResponse, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetCompactionPlansResponse, status_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetCompactionPlansResponse, state_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetCompactionPlansResponse, mergeinfos_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CompactionMergeInfo, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CompactionMergeInfo, sources_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CompactionMergeInfo, target_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetFlushStateRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetFlushStateRequest, segmentids_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetFlushStateResponse, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetFlushStateResponse, status_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetFlushStateResponse, flushed_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ImportRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ImportRequest, collection_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ImportRequest, partition_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ImportRequest, channel_names_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ImportRequest, row_based_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ImportRequest, files_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ImportRequest, options_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ImportResponse, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ImportResponse, status_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ImportResponse, tasks_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetImportStateRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetImportStateRequest, task_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetImportStateResponse, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetImportStateResponse, status_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetImportStateResponse, state_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetImportStateResponse, row_count_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetImportStateResponse, id_list_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetImportStateResponse, infos_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetImportStateResponse, id_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetImportStateResponse, heuristic_data_queryable_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetImportStateResponse, heuristic_data_indexed_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ListImportTasksRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ListImportTasksResponse, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ListImportTasksResponse, status_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ListImportTasksResponse, tasks_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetReplicasRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetReplicasRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetReplicasRequest, collectionid_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetReplicasRequest, with_shard_nodes_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetReplicasResponse, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetReplicasResponse, status_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::GetReplicasResponse, replicas_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ReplicaInfo, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ReplicaInfo, replicaid_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ReplicaInfo, collectionid_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ReplicaInfo, partition_ids_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ReplicaInfo, shard_replicas_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ReplicaInfo, node_ids_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShardReplica, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShardReplica, leaderid_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShardReplica, leader_addr_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShardReplica, dm_channel_name_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ShardReplica, node_ids_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CreateCredentialRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CreateCredentialRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CreateCredentialRequest, username_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CreateCredentialRequest, password_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CreateCredentialRequest, created_utc_timestamps_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::CreateCredentialRequest, modified_utc_timestamps_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::UpdateCredentialRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::UpdateCredentialRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::UpdateCredentialRequest, username_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::UpdateCredentialRequest, oldpassword_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::UpdateCredentialRequest, newpassword_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::UpdateCredentialRequest, created_utc_timestamps_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::UpdateCredentialRequest, modified_utc_timestamps_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DeleteCredentialRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DeleteCredentialRequest, base_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::DeleteCredentialRequest, username_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ListCredUsersResponse, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ListCredUsersResponse, status_),
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ListCredUsersResponse, usernames_),
-  ~0u,  // no _has_bits_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ListCredUsersRequest, _internal_metadata_),
-  ~0u,  // no _extensions_
-  ~0u,  // no _oneof_case_
-  ~0u,  // no _weak_field_map_
-  PROTOBUF_FIELD_OFFSET(::milvus::proto::milvus::ListCredUsersRequest, base_),
-};
-static const ::PROTOBUF_NAMESPACE_ID::internal::MigrationSchema schemas[] PROTOBUF_SECTION_VARIABLE(protodesc_cold) = {
-  { 0, -1, sizeof(::milvus::proto::milvus::CreateAliasRequest)},
-  { 9, -1, sizeof(::milvus::proto::milvus::DropAliasRequest)},
-  { 17, -1, sizeof(::milvus::proto::milvus::AlterAliasRequest)},
-  { 26, -1, sizeof(::milvus::proto::milvus::CreateCollectionRequest)},
-  { 37, -1, sizeof(::milvus::proto::milvus::DropCollectionRequest)},
-  { 45, -1, sizeof(::milvus::proto::milvus::HasCollectionRequest)},
-  { 54, -1, sizeof(::milvus::proto::milvus::BoolResponse)},
-  { 61, -1, sizeof(::milvus::proto::milvus::StringResponse)},
-  { 68, -1, sizeof(::milvus::proto::milvus::DescribeCollectionRequest)},
-  { 78, -1, sizeof(::milvus::proto::milvus::DescribeCollectionResponse)},
-  { 95, -1, sizeof(::milvus::proto::milvus::LoadCollectionRequest)},
-  { 104, -1, sizeof(::milvus::proto::milvus::ReleaseCollectionRequest)},
-  { 112, -1, sizeof(::milvus::proto::milvus::GetCollectionStatisticsRequest)},
-  { 120, -1, sizeof(::milvus::proto::milvus::GetCollectionStatisticsResponse)},
-  { 127, -1, sizeof(::milvus::proto::milvus::ShowCollectionsRequest)},
-  { 137, -1, sizeof(::milvus::proto::milvus::ShowCollectionsResponse)},
-  { 148, -1, sizeof(::milvus::proto::milvus::CreatePartitionRequest)},
-  { 157, -1, sizeof(::milvus::proto::milvus::DropPartitionRequest)},
-  { 166, -1, sizeof(::milvus::proto::milvus::HasPartitionRequest)},
-  { 175, -1, sizeof(::milvus::proto::milvus::LoadPartitionsRequest)},
-  { 185, -1, sizeof(::milvus::proto::milvus::ReleasePartitionsRequest)},
-  { 194, -1, sizeof(::milvus::proto::milvus::GetPartitionStatisticsRequest)},
-  { 203, -1, sizeof(::milvus::proto::milvus::GetPartitionStatisticsResponse)},
-  { 210, -1, sizeof(::milvus::proto::milvus::ShowPartitionsRequest)},
-  { 221, -1, sizeof(::milvus::proto::milvus::ShowPartitionsResponse)},
-  { 232, -1, sizeof(::milvus::proto::milvus::DescribeSegmentRequest)},
-  { 240, -1, sizeof(::milvus::proto::milvus::DescribeSegmentResponse)},
-  { 250, -1, sizeof(::milvus::proto::milvus::ShowSegmentsRequest)},
-  { 258, -1, sizeof(::milvus::proto::milvus::ShowSegmentsResponse)},
-  { 265, -1, sizeof(::milvus::proto::milvus::CreateIndexRequest)},
-  { 276, -1, sizeof(::milvus::proto::milvus::DescribeIndexRequest)},
-  { 286, -1, sizeof(::milvus::proto::milvus::IndexDescription)},
-  { 295, -1, sizeof(::milvus::proto::milvus::DescribeIndexResponse)},
-  { 302, -1, sizeof(::milvus::proto::milvus::GetIndexBuildProgressRequest)},
-  { 312, -1, sizeof(::milvus::proto::milvus::GetIndexBuildProgressResponse)},
-  { 320, -1, sizeof(::milvus::proto::milvus::GetIndexStateRequest)},
-  { 330, -1, sizeof(::milvus::proto::milvus::GetIndexStateResponse)},
-  { 338, -1, sizeof(::milvus::proto::milvus::DropIndexRequest)},
-  { 348, -1, sizeof(::milvus::proto::milvus::InsertRequest)},
-  { 360, -1, sizeof(::milvus::proto::milvus::MutationResult)},
-  { 374, -1, sizeof(::milvus::proto::milvus::DeleteRequest)},
-  { 385, -1, sizeof(::milvus::proto::milvus::PlaceholderValue)},
-  { 393, -1, sizeof(::milvus::proto::milvus::PlaceholderGroup)},
-  { 399, -1, sizeof(::milvus::proto::milvus::SearchRequest)},
-  { 415, -1, sizeof(::milvus::proto::milvus::Hits)},
-  { 423, -1, sizeof(::milvus::proto::milvus::SearchResults)},
-  { 431, -1, sizeof(::milvus::proto::milvus::FlushRequest)},
-  { 439, 446, sizeof(::milvus::proto::milvus::FlushResponse_CollSegIDsEntry_DoNotUse)},
-  { 448, -1, sizeof(::milvus::proto::milvus::FlushResponse)},
-  { 456, -1, sizeof(::milvus::proto::milvus::QueryRequest)},
-  { 469, -1, sizeof(::milvus::proto::milvus::QueryResults)},
-  { 477, -1, sizeof(::milvus::proto::milvus::VectorIDs)},
-  { 486, -1, sizeof(::milvus::proto::milvus::VectorsArray)},
-  { 494, -1, sizeof(::milvus::proto::milvus::CalcDistanceRequest)},
-  { 503, -1, sizeof(::milvus::proto::milvus::CalcDistanceResults)},
-  { 512, -1, sizeof(::milvus::proto::milvus::PersistentSegmentInfo)},
-  { 522, -1, sizeof(::milvus::proto::milvus::GetPersistentSegmentInfoRequest)},
-  { 530, -1, sizeof(::milvus::proto::milvus::GetPersistentSegmentInfoResponse)},
-  { 537, -1, sizeof(::milvus::proto::milvus::QuerySegmentInfo)},
-  { 552, -1, sizeof(::milvus::proto::milvus::GetQuerySegmentInfoRequest)},
-  { 560, -1, sizeof(::milvus::proto::milvus::GetQuerySegmentInfoResponse)},
-  { 567, -1, sizeof(::milvus::proto::milvus::DummyRequest)},
-  { 573, -1, sizeof(::milvus::proto::milvus::DummyResponse)},
-  { 579, -1, sizeof(::milvus::proto::milvus::RegisterLinkRequest)},
-  { 584, -1, sizeof(::milvus::proto::milvus::RegisterLinkResponse)},
-  { 591, -1, sizeof(::milvus::proto::milvus::GetMetricsRequest)},
-  { 598, -1, sizeof(::milvus::proto::milvus::GetMetricsResponse)},
-  { 606, -1, sizeof(::milvus::proto::milvus::LoadBalanceRequest)},
-  { 616, -1, sizeof(::milvus::proto::milvus::ManualCompactionRequest)},
-  { 623, -1, sizeof(::milvus::proto::milvus::ManualCompactionResponse)},
-  { 630, -1, sizeof(::milvus::proto::milvus::GetCompactionStateRequest)},
-  { 636, -1, sizeof(::milvus::proto::milvus::GetCompactionStateResponse)},
-  { 646, -1, sizeof(::milvus::proto::milvus::GetCompactionPlansRequest)},
-  { 652, -1, sizeof(::milvus::proto::milvus::GetCompactionPlansResponse)},
-  { 660, -1, sizeof(::milvus::proto::milvus::CompactionMergeInfo)},
-  { 667, -1, sizeof(::milvus::proto::milvus::GetFlushStateRequest)},
-  { 673, -1, sizeof(::milvus::proto::milvus::GetFlushStateResponse)},
-  { 680, -1, sizeof(::milvus::proto::milvus::ImportRequest)},
-  { 691, -1, sizeof(::milvus::proto::milvus::ImportResponse)},
-  { 698, -1, sizeof(::milvus::proto::milvus::GetImportStateRequest)},
-  { 704, -1, sizeof(::milvus::proto::milvus::GetImportStateResponse)},
-  { 717, -1, sizeof(::milvus::proto::milvus::ListImportTasksRequest)},
-  { 722, -1, sizeof(::milvus::proto::milvus::ListImportTasksResponse)},
-  { 729, -1, sizeof(::milvus::proto::milvus::GetReplicasRequest)},
-  { 737, -1, sizeof(::milvus::proto::milvus::GetReplicasResponse)},
-  { 744, -1, sizeof(::milvus::proto::milvus::ReplicaInfo)},
-  { 754, -1, sizeof(::milvus::proto::milvus::ShardReplica)},
-  { 763, -1, sizeof(::milvus::proto::milvus::CreateCredentialRequest)},
-  { 773, -1, sizeof(::milvus::proto::milvus::UpdateCredentialRequest)},
-  { 784, -1, sizeof(::milvus::proto::milvus::DeleteCredentialRequest)},
-  { 791, -1, sizeof(::milvus::proto::milvus::ListCredUsersResponse)},
-  { 798, -1, sizeof(::milvus::proto::milvus::ListCredUsersRequest)},
-};
-
-static ::PROTOBUF_NAMESPACE_ID::Message const * const file_default_instances[] = {
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_CreateAliasRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_DropAliasRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_AlterAliasRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_CreateCollectionRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_DropCollectionRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_HasCollectionRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_BoolResponse_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_StringResponse_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_DescribeCollectionRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_DescribeCollectionResponse_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_LoadCollectionRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_ReleaseCollectionRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_GetCollectionStatisticsRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_GetCollectionStatisticsResponse_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_ShowCollectionsRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_ShowCollectionsResponse_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_CreatePartitionRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_DropPartitionRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_HasPartitionRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_LoadPartitionsRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_ReleasePartitionsRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_GetPartitionStatisticsRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_GetPartitionStatisticsResponse_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_ShowPartitionsRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_ShowPartitionsResponse_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_DescribeSegmentRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_DescribeSegmentResponse_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_ShowSegmentsRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_ShowSegmentsResponse_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_CreateIndexRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_DescribeIndexRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_IndexDescription_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_DescribeIndexResponse_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_GetIndexBuildProgressRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_GetIndexBuildProgressResponse_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_GetIndexStateRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_GetIndexStateResponse_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_DropIndexRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_InsertRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_MutationResult_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_DeleteRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_PlaceholderValue_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_PlaceholderGroup_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_SearchRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_Hits_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_SearchResults_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_FlushRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_FlushResponse_CollSegIDsEntry_DoNotUse_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_FlushResponse_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_QueryRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_QueryResults_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_VectorIDs_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_VectorsArray_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_CalcDistanceRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_CalcDistanceResults_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_PersistentSegmentInfo_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_GetPersistentSegmentInfoRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_GetPersistentSegmentInfoResponse_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_QuerySegmentInfo_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_GetQuerySegmentInfoRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_GetQuerySegmentInfoResponse_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_DummyRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_DummyResponse_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_RegisterLinkRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_RegisterLinkResponse_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_GetMetricsRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_GetMetricsResponse_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_LoadBalanceRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_ManualCompactionRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_ManualCompactionResponse_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_GetCompactionStateRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_GetCompactionStateResponse_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_GetCompactionPlansRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_GetCompactionPlansResponse_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_CompactionMergeInfo_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_GetFlushStateRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_GetFlushStateResponse_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_ImportRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_ImportResponse_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_GetImportStateRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_GetImportStateResponse_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_ListImportTasksRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_ListImportTasksResponse_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_GetReplicasRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_GetReplicasResponse_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_ReplicaInfo_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_ShardReplica_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_CreateCredentialRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_UpdateCredentialRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_DeleteCredentialRequest_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_ListCredUsersResponse_default_instance_),
-  reinterpret_cast<const ::PROTOBUF_NAMESPACE_ID::Message*>(&::milvus::proto::milvus::_ListCredUsersRequest_default_instance_),
-};
-
-const char descriptor_table_protodef_milvus_2eproto[] PROTOBUF_SECTION_VARIABLE(protodesc_cold) =
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-  "_name\030\003 \001(\t\022\r\n\005alias\030\004 \001(\t\"^\n\020DropAliasR"
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-  "(\t\"x\n\021AlterAliasRequest\022*\n\004base\030\001 \001(\0132\034."
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-  " \001(\t\022\027\n\017collection_name\030\003 \001(\t\022\r\n\005alias\030\004"
-  " \001(\t\"\325\001\n\027CreateCollectionRequest\022*\n\004base"
-  "\030\001 \001(\0132\034.milvus.proto.common.MsgBase\022\017\n\007"
-  "db_name\030\002 \001(\t\022\027\n\017collection_name\030\003 \001(\t\022\016"
-  "\n\006schema\030\004 \001(\014\022\022\n\nshards_num\030\005 \001(\005\022@\n\021co"
-  "nsistency_level\030\006 \001(\0162%.milvus.proto.com"
-  "mon.ConsistencyLevel\"m\n\025DropCollectionRe"
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-  "n.MsgBase\022\017\n\007db_name\030\002 \001(\t\022\027\n\017collection"
-  "_name\030\003 \001(\t\"\200\001\n\024HasCollectionRequest\022*\n\004"
-  "base\030\001 \001(\0132\034.milvus.proto.common.MsgBase"
-  "\022\017\n\007db_name\030\002 \001(\t\022\027\n\017collection_name\030\003 \001"
-  "(\t\022\022\n\ntime_stamp\030\004 \001(\004\"J\n\014BoolResponse\022+"
-  "\n\006status\030\001 \001(\0132\033.milvus.proto.common.Sta"
-  "tus\022\r\n\005value\030\002 \001(\010\"L\n\016StringResponse\022+\n\006"
-  "status\030\001 \001(\0132\033.milvus.proto.common.Statu"
-  "s\022\r\n\005value\030\002 \001(\t\"\233\001\n\031DescribeCollectionR"
-  "equest\022*\n\004base\030\001 \001(\0132\034.milvus.proto.comm"
-  "on.MsgBase\022\017\n\007db_name\030\002 \001(\t\022\027\n\017collectio"
-  "n_name\030\003 \001(\t\022\024\n\014collectionID\030\004 \001(\003\022\022\n\nti"
-  "me_stamp\030\005 \001(\004\"\312\003\n\032DescribeCollectionRes"
-  "ponse\022+\n\006status\030\001 \001(\0132\033.milvus.proto.com"
-  "mon.Status\0225\n\006schema\030\002 \001(\0132%.milvus.prot"
-  "o.schema.CollectionSchema\022\024\n\014collectionI"
-  "D\030\003 \001(\003\022\035\n\025virtual_channel_names\030\004 \003(\t\022\036"
-  "\n\026physical_channel_names\030\005 \003(\t\022\031\n\021create"
-  "d_timestamp\030\006 \001(\004\022\035\n\025created_utc_timesta"
-  "mp\030\007 \001(\004\022\022\n\nshards_num\030\010 \001(\005\022\017\n\007aliases\030"
-  "\t \003(\t\0229\n\017start_positions\030\n \003(\0132 .milvus."
-  "proto.common.KeyDataPair\022@\n\021consistency_"
-  "level\030\013 \001(\0162%.milvus.proto.common.Consis"
-  "tencyLevel\022\027\n\017collection_name\030\014 \001(\t\"\205\001\n\025"
-  "LoadCollectionRequest\022*\n\004base\030\001 \001(\0132\034.mi"
-  "lvus.proto.common.MsgBase\022\017\n\007db_name\030\002 \001"
-  "(\t\022\027\n\017collection_name\030\003 \001(\t\022\026\n\016replica_n"
-  "umber\030\004 \001(\005\"p\n\030ReleaseCollectionRequest\022"
-  "*\n\004base\030\001 \001(\0132\034.milvus.proto.common.MsgB"
-  "ase\022\017\n\007db_name\030\002 \001(\t\022\027\n\017collection_name\030"
-  "\003 \001(\t\"v\n\036GetCollectionStatisticsRequest\022"
-  "*\n\004base\030\001 \001(\0132\034.milvus.proto.common.MsgB"
-  "ase\022\017\n\007db_name\030\002 \001(\t\022\027\n\017collection_name\030"
-  "\003 \001(\t\"\200\001\n\037GetCollectionStatisticsRespons"
-  "e\022+\n\006status\030\001 \001(\0132\033.milvus.proto.common."
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-  "mon.KeyValuePair\"\260\001\n\026ShowCollectionsRequ"
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-  "MsgBase\022\017\n\007db_name\030\002 \001(\t\022\022\n\ntime_stamp\030\003"
-  " \001(\004\022+\n\004type\030\004 \001(\0162\035.milvus.proto.milvus"
-  ".ShowType\022\030\n\020collection_names\030\005 \003(\t\"\322\001\n\027"
-  "ShowCollectionsResponse\022+\n\006status\030\001 \001(\0132"
-  "\033.milvus.proto.common.Status\022\030\n\020collecti"
-  "on_names\030\002 \003(\t\022\026\n\016collection_ids\030\003 \003(\003\022\032"
-  "\n\022created_timestamps\030\004 \003(\004\022\036\n\026created_ut"
-  "c_timestamps\030\005 \003(\004\022\034\n\024inMemory_percentag"
-  "es\030\006 \003(\003\"\206\001\n\026CreatePartitionRequest\022*\n\004b"
-  "ase\030\001 \001(\0132\034.milvus.proto.common.MsgBase\022"
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-  ".milvus.proto.common.MsgBase\022\017\n\007db_name\030"
-  "\002 \001(\t\022\027\n\017collection_name\030\003 \001(\t\022\026\n\016partit"
-  "ion_name\030\004 \001(\t\"\236\001\n\025LoadPartitionsRequest"
-  "\022*\n\004base\030\001 \001(\0132\034.milvus.proto.common.Msg"
-  "Base\022\017\n\007db_name\030\002 \001(\t\022\027\n\017collection_name"
-  "\030\003 \001(\t\022\027\n\017partition_names\030\004 \003(\t\022\026\n\016repli"
-  "ca_number\030\005 \001(\005\"\211\001\n\030ReleasePartitionsReq"
-  "uest\022*\n\004base\030\001 \001(\0132\034.milvus.proto.common"
-  ".MsgBase\022\017\n\007db_name\030\002 \001(\t\022\027\n\017collection_"
-  "name\030\003 \001(\t\022\027\n\017partition_names\030\004 \003(\t\"\215\001\n\035"
-  "GetPartitionStatisticsRequest\022*\n\004base\030\001 "
-  "\001(\0132\034.milvus.proto.common.MsgBase\022\017\n\007db_"
-  "name\030\002 \001(\t\022\027\n\017collection_name\030\003 \001(\t\022\026\n\016p"
-  "artition_name\030\004 \001(\t\"\177\n\036GetPartitionStati"
-  "sticsResponse\022+\n\006status\030\001 \001(\0132\033.milvus.p"
-  "roto.common.Status\0220\n\005stats\030\002 \003(\0132!.milv"
-  "us.proto.common.KeyValuePair\"\311\001\n\025ShowPar"
-  "titionsRequest\022*\n\004base\030\001 \001(\0132\034.milvus.pr"
-  "oto.common.MsgBase\022\017\n\007db_name\030\002 \001(\t\022\027\n\017c"
-  "ollection_name\030\003 \001(\t\022\024\n\014collectionID\030\004 \001"
-  "(\003\022\027\n\017partition_names\030\005 \003(\t\022+\n\004type\030\006 \001("
-  "\0162\035.milvus.proto.milvus.ShowType\"\316\001\n\026Sho"
-  "wPartitionsResponse\022+\n\006status\030\001 \001(\0132\033.mi"
-  "lvus.proto.common.Status\022\027\n\017partition_na"
-  "mes\030\002 \003(\t\022\024\n\014partitionIDs\030\003 \003(\003\022\032\n\022creat"
-  "ed_timestamps\030\004 \003(\004\022\036\n\026created_utc_times"
-  "tamps\030\005 \003(\004\022\034\n\024inMemory_percentages\030\006 \003("
-  "\003\"m\n\026DescribeSegmentRequest\022*\n\004base\030\001 \001("
-  "\0132\034.milvus.proto.common.MsgBase\022\024\n\014colle"
-  "ctionID\030\002 \001(\003\022\021\n\tsegmentID\030\003 \001(\003\"\217\001\n\027Des"
-  "cribeSegmentResponse\022+\n\006status\030\001 \001(\0132\033.m"
-  "ilvus.proto.common.Status\022\017\n\007indexID\030\002 \001"
-  "(\003\022\017\n\007buildID\030\003 \001(\003\022\024\n\014enable_index\030\004 \001("
-  "\010\022\017\n\007fieldID\030\005 \001(\003\"l\n\023ShowSegmentsReques"
-  "t\022*\n\004base\030\001 \001(\0132\034.milvus.proto.common.Ms"
-  "gBase\022\024\n\014collectionID\030\002 \001(\003\022\023\n\013partition"
-  "ID\030\003 \001(\003\"W\n\024ShowSegmentsResponse\022+\n\006stat"
-  "us\030\001 \001(\0132\033.milvus.proto.common.Status\022\022\n"
-  "\nsegmentIDs\030\002 \003(\003\"\313\001\n\022CreateIndexRequest"
-  "\022*\n\004base\030\001 \001(\0132\034.milvus.proto.common.Msg"
-  "Base\022\017\n\007db_name\030\002 \001(\t\022\027\n\017collection_name"
-  "\030\003 \001(\t\022\022\n\nfield_name\030\004 \001(\t\0227\n\014extra_para"
-  "ms\030\005 \003(\0132!.milvus.proto.common.KeyValueP"
-  "air\022\022\n\nindex_name\030\006 \001(\t\"\224\001\n\024DescribeInde"
-  "xRequest\022*\n\004base\030\001 \001(\0132\034.milvus.proto.co"
-  "mmon.MsgBase\022\017\n\007db_name\030\002 \001(\t\022\027\n\017collect"
-  "ion_name\030\003 \001(\t\022\022\n\nfield_name\030\004 \001(\t\022\022\n\nin"
-  "dex_name\030\005 \001(\t\"~\n\020IndexDescription\022\022\n\nin"
-  "dex_name\030\001 \001(\t\022\017\n\007indexID\030\002 \001(\003\0221\n\006param"
-  "s\030\003 \003(\0132!.milvus.proto.common.KeyValuePa"
-  "ir\022\022\n\nfield_name\030\004 \001(\t\"\207\001\n\025DescribeIndex"
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-  "vus.SearchRequest\032\".milvus.proto.milvus."
-  "SearchResults\"\000\022P\n\005Flush\022!.milvus.proto."
-  "milvus.FlushRequest\032\".milvus.proto.milvu"
-  "s.FlushResponse\"\000\022O\n\005Query\022!.milvus.prot"
-  "o.milvus.QueryRequest\032!.milvus.proto.mil"
-  "vus.QueryResults\"\000\022d\n\014CalcDistance\022(.mil"
-  "vus.proto.milvus.CalcDistanceRequest\032(.m"
-  "ilvus.proto.milvus.CalcDistanceResults\"\000"
-  "\022h\n\rGetFlushState\022).milvus.proto.milvus."
-  "GetFlushStateRequest\032*.milvus.proto.milv"
-  "us.GetFlushStateResponse\"\000\022\211\001\n\030GetPersis"
-  "tentSegmentInfo\0224.milvus.proto.milvus.Ge"
-  "tPersistentSegmentInfoRequest\0325.milvus.p"
-  "roto.milvus.GetPersistentSegmentInfoResp"
-  "onse\"\000\022z\n\023GetQuerySegmentInfo\022/.milvus.p"
-  "roto.milvus.GetQuerySegmentInfoRequest\0320"
-  ".milvus.proto.milvus.GetQuerySegmentInfo"
-  "Response\"\000\022b\n\013GetReplicas\022\'.milvus.proto"
-  ".milvus.GetReplicasRequest\032(.milvus.prot"
-  "o.milvus.GetReplicasResponse\"\000\022P\n\005Dummy\022"
-  "!.milvus.proto.milvus.DummyRequest\032\".mil"
-  "vus.proto.milvus.DummyResponse\"\000\022e\n\014Regi"
-  "sterLink\022(.milvus.proto.milvus.RegisterL"
-  "inkRequest\032).milvus.proto.milvus.Registe"
-  "rLinkResponse\"\000\022_\n\nGetMetrics\022&.milvus.p"
-  "roto.milvus.GetMetricsRequest\032\'.milvus.p"
-  "roto.milvus.GetMetricsResponse\"\000\022U\n\013Load"
-  "Balance\022\'.milvus.proto.milvus.LoadBalanc"
-  "eRequest\032\033.milvus.proto.common.Status\"\000\022"
-  "w\n\022GetCompactionState\022..milvus.proto.mil"
-  "vus.GetCompactionStateRequest\032/.milvus.p"
-  "roto.milvus.GetCompactionStateResponse\"\000"
-  "\022q\n\020ManualCompaction\022,.milvus.proto.milv"
-  "us.ManualCompactionRequest\032-.milvus.prot"
-  "o.milvus.ManualCompactionResponse\"\000\022\200\001\n\033"
-  "GetCompactionStateWithPlans\022..milvus.pro"
-  "to.milvus.GetCompactionPlansRequest\032/.mi"
-  "lvus.proto.milvus.GetCompactionPlansResp"
-  "onse\"\000\022S\n\006Import\022\".milvus.proto.milvus.I"
-  "mportRequest\032#.milvus.proto.milvus.Impor"
-  "tResponse\"\000\022k\n\016GetImportState\022*.milvus.p"
-  "roto.milvus.GetImportStateRequest\032+.milv"
-  "us.proto.milvus.GetImportStateResponse\"\000"
-  "\022n\n\017ListImportTasks\022+.milvus.proto.milvu"
-  "s.ListImportTasksRequest\032,.milvus.proto."
-  "milvus.ListImportTasksResponse\"\000\022_\n\020Crea"
-  "teCredential\022,.milvus.proto.milvus.Creat"
-  "eCredentialRequest\032\033.milvus.proto.common"
-  ".Status\"\000\022_\n\020UpdateCredential\022,.milvus.p"
-  "roto.milvus.UpdateCredentialRequest\032\033.mi"
-  "lvus.proto.common.Status\"\000\022_\n\020DeleteCred"
-  "ential\022,.milvus.proto.milvus.DeleteCrede"
-  "ntialRequest\032\033.milvus.proto.common.Statu"
-  "s\"\000\022h\n\rListCredUsers\022).milvus.proto.milv"
-  "us.ListCredUsersRequest\032*.milvus.proto.m"
-  "ilvus.ListCredUsersResponse\"\0002u\n\014ProxySe"
-  "rvice\022e\n\014RegisterLink\022(.milvus.proto.mil"
-  "vus.RegisterLinkRequest\032).milvus.proto.m"
-  "ilvus.RegisterLinkResponse\"\000BW\n\016io.milvu"
-  "s.grpcB\013MilvusProtoP\001Z3github.com/milvus"
-  "-io/milvus/internal/proto/milvuspb\240\001\001b\006p"
-  "roto3"
-  ;
-static const ::PROTOBUF_NAMESPACE_ID::internal::DescriptorTable*const descriptor_table_milvus_2eproto_deps[2] = {
-  &::descriptor_table_common_2eproto,
-  &::descriptor_table_schema_2eproto,
-};
-static ::PROTOBUF_NAMESPACE_ID::internal::SCCInfoBase*const descriptor_table_milvus_2eproto_sccs[92] = {
-  &scc_info_AlterAliasRequest_milvus_2eproto.base,
-  &scc_info_BoolResponse_milvus_2eproto.base,
-  &scc_info_CalcDistanceRequest_milvus_2eproto.base,
-  &scc_info_CalcDistanceResults_milvus_2eproto.base,
-  &scc_info_CompactionMergeInfo_milvus_2eproto.base,
-  &scc_info_CreateAliasRequest_milvus_2eproto.base,
-  &scc_info_CreateCollectionRequest_milvus_2eproto.base,
-  &scc_info_CreateCredentialRequest_milvus_2eproto.base,
-  &scc_info_CreateIndexRequest_milvus_2eproto.base,
-  &scc_info_CreatePartitionRequest_milvus_2eproto.base,
-  &scc_info_DeleteCredentialRequest_milvus_2eproto.base,
-  &scc_info_DeleteRequest_milvus_2eproto.base,
-  &scc_info_DescribeCollectionRequest_milvus_2eproto.base,
-  &scc_info_DescribeCollectionResponse_milvus_2eproto.base,
-  &scc_info_DescribeIndexRequest_milvus_2eproto.base,
-  &scc_info_DescribeIndexResponse_milvus_2eproto.base,
-  &scc_info_DescribeSegmentRequest_milvus_2eproto.base,
-  &scc_info_DescribeSegmentResponse_milvus_2eproto.base,
-  &scc_info_DropAliasRequest_milvus_2eproto.base,
-  &scc_info_DropCollectionRequest_milvus_2eproto.base,
-  &scc_info_DropIndexRequest_milvus_2eproto.base,
-  &scc_info_DropPartitionRequest_milvus_2eproto.base,
-  &scc_info_DummyRequest_milvus_2eproto.base,
-  &scc_info_DummyResponse_milvus_2eproto.base,
-  &scc_info_FlushRequest_milvus_2eproto.base,
-  &scc_info_FlushResponse_milvus_2eproto.base,
-  &scc_info_FlushResponse_CollSegIDsEntry_DoNotUse_milvus_2eproto.base,
-  &scc_info_GetCollectionStatisticsRequest_milvus_2eproto.base,
-  &scc_info_GetCollectionStatisticsResponse_milvus_2eproto.base,
-  &scc_info_GetCompactionPlansRequest_milvus_2eproto.base,
-  &scc_info_GetCompactionPlansResponse_milvus_2eproto.base,
-  &scc_info_GetCompactionStateRequest_milvus_2eproto.base,
-  &scc_info_GetCompactionStateResponse_milvus_2eproto.base,
-  &scc_info_GetFlushStateRequest_milvus_2eproto.base,
-  &scc_info_GetFlushStateResponse_milvus_2eproto.base,
-  &scc_info_GetImportStateRequest_milvus_2eproto.base,
-  &scc_info_GetImportStateResponse_milvus_2eproto.base,
-  &scc_info_GetIndexBuildProgressRequest_milvus_2eproto.base,
-  &scc_info_GetIndexBuildProgressResponse_milvus_2eproto.base,
-  &scc_info_GetIndexStateRequest_milvus_2eproto.base,
-  &scc_info_GetIndexStateResponse_milvus_2eproto.base,
-  &scc_info_GetMetricsRequest_milvus_2eproto.base,
-  &scc_info_GetMetricsResponse_milvus_2eproto.base,
-  &scc_info_GetPartitionStatisticsRequest_milvus_2eproto.base,
-  &scc_info_GetPartitionStatisticsResponse_milvus_2eproto.base,
-  &scc_info_GetPersistentSegmentInfoRequest_milvus_2eproto.base,
-  &scc_info_GetPersistentSegmentInfoResponse_milvus_2eproto.base,
-  &scc_info_GetQuerySegmentInfoRequest_milvus_2eproto.base,
-  &scc_info_GetQuerySegmentInfoResponse_milvus_2eproto.base,
-  &scc_info_GetReplicasRequest_milvus_2eproto.base,
-  &scc_info_GetReplicasResponse_milvus_2eproto.base,
-  &scc_info_HasCollectionRequest_milvus_2eproto.base,
-  &scc_info_HasPartitionRequest_milvus_2eproto.base,
-  &scc_info_Hits_milvus_2eproto.base,
-  &scc_info_ImportRequest_milvus_2eproto.base,
-  &scc_info_ImportResponse_milvus_2eproto.base,
-  &scc_info_IndexDescription_milvus_2eproto.base,
-  &scc_info_InsertRequest_milvus_2eproto.base,
-  &scc_info_ListCredUsersRequest_milvus_2eproto.base,
-  &scc_info_ListCredUsersResponse_milvus_2eproto.base,
-  &scc_info_ListImportTasksRequest_milvus_2eproto.base,
-  &scc_info_ListImportTasksResponse_milvus_2eproto.base,
-  &scc_info_LoadBalanceRequest_milvus_2eproto.base,
-  &scc_info_LoadCollectionRequest_milvus_2eproto.base,
-  &scc_info_LoadPartitionsRequest_milvus_2eproto.base,
-  &scc_info_ManualCompactionRequest_milvus_2eproto.base,
-  &scc_info_ManualCompactionResponse_milvus_2eproto.base,
-  &scc_info_MutationResult_milvus_2eproto.base,
-  &scc_info_PersistentSegmentInfo_milvus_2eproto.base,
-  &scc_info_PlaceholderGroup_milvus_2eproto.base,
-  &scc_info_PlaceholderValue_milvus_2eproto.base,
-  &scc_info_QueryRequest_milvus_2eproto.base,
-  &scc_info_QueryResults_milvus_2eproto.base,
-  &scc_info_QuerySegmentInfo_milvus_2eproto.base,
-  &scc_info_RegisterLinkRequest_milvus_2eproto.base,
-  &scc_info_RegisterLinkResponse_milvus_2eproto.base,
-  &scc_info_ReleaseCollectionRequest_milvus_2eproto.base,
-  &scc_info_ReleasePartitionsRequest_milvus_2eproto.base,
-  &scc_info_ReplicaInfo_milvus_2eproto.base,
-  &scc_info_SearchRequest_milvus_2eproto.base,
-  &scc_info_SearchResults_milvus_2eproto.base,
-  &scc_info_ShardReplica_milvus_2eproto.base,
-  &scc_info_ShowCollectionsRequest_milvus_2eproto.base,
-  &scc_info_ShowCollectionsResponse_milvus_2eproto.base,
-  &scc_info_ShowPartitionsRequest_milvus_2eproto.base,
-  &scc_info_ShowPartitionsResponse_milvus_2eproto.base,
-  &scc_info_ShowSegmentsRequest_milvus_2eproto.base,
-  &scc_info_ShowSegmentsResponse_milvus_2eproto.base,
-  &scc_info_StringResponse_milvus_2eproto.base,
-  &scc_info_UpdateCredentialRequest_milvus_2eproto.base,
-  &scc_info_VectorIDs_milvus_2eproto.base,
-  &scc_info_VectorsArray_milvus_2eproto.base,
-};
-static ::PROTOBUF_NAMESPACE_ID::internal::once_flag descriptor_table_milvus_2eproto_once;
-static bool descriptor_table_milvus_2eproto_initialized = false;
-const ::PROTOBUF_NAMESPACE_ID::internal::DescriptorTable descriptor_table_milvus_2eproto = {
-  &descriptor_table_milvus_2eproto_initialized, descriptor_table_protodef_milvus_2eproto, "milvus.proto", 17685,
-  &descriptor_table_milvus_2eproto_once, descriptor_table_milvus_2eproto_sccs, descriptor_table_milvus_2eproto_deps, 92, 2,
-  schemas, file_default_instances, TableStruct_milvus_2eproto::offsets,
-  file_level_metadata_milvus_2eproto, 92, file_level_enum_descriptors_milvus_2eproto, file_level_service_descriptors_milvus_2eproto,
-};
-
-// Force running AddDescriptors() at dynamic initialization time.
-static bool dynamic_init_dummy_milvus_2eproto = (  ::PROTOBUF_NAMESPACE_ID::internal::AddDescriptors(&descriptor_table_milvus_2eproto), true);
-namespace milvus {
-namespace proto {
-namespace milvus {
-const ::PROTOBUF_NAMESPACE_ID::EnumDescriptor* ShowType_descriptor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&descriptor_table_milvus_2eproto);
-  return file_level_enum_descriptors_milvus_2eproto[0];
-}
-bool ShowType_IsValid(int value) {
-  switch (value) {
-    case 0:
-    case 1:
-      return true;
-    default:
-      return false;
-  }
-}
-
-const ::PROTOBUF_NAMESPACE_ID::EnumDescriptor* PlaceholderType_descriptor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&descriptor_table_milvus_2eproto);
-  return file_level_enum_descriptors_milvus_2eproto[1];
-}
-bool PlaceholderType_IsValid(int value) {
-  switch (value) {
-    case 0:
-    case 100:
-    case 101:
-      return true;
-    default:
-      return false;
-  }
-}
-
-
-// ===================================================================
-
-void CreateAliasRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_CreateAliasRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class CreateAliasRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const CreateAliasRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-CreateAliasRequest::_Internal::base(const CreateAliasRequest* msg) {
-  return *msg->base_;
-}
-void CreateAliasRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-CreateAliasRequest::CreateAliasRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.CreateAliasRequest)
-}
-CreateAliasRequest::CreateAliasRequest(const CreateAliasRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.db_name().empty()) {
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.collection_name().empty()) {
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  alias_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.alias().empty()) {
-    alias_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.alias_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.CreateAliasRequest)
-}
-
-void CreateAliasRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_CreateAliasRequest_milvus_2eproto.base);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  alias_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  base_ = nullptr;
-}
-
-CreateAliasRequest::~CreateAliasRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.CreateAliasRequest)
-  SharedDtor();
-}
-
-void CreateAliasRequest::SharedDtor() {
-  db_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  alias_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void CreateAliasRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const CreateAliasRequest& CreateAliasRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_CreateAliasRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void CreateAliasRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.CreateAliasRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  alias_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* CreateAliasRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string db_name = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_db_name(), ptr, ctx, "milvus.proto.milvus.CreateAliasRequest.db_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string collection_name = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_collection_name(), ptr, ctx, "milvus.proto.milvus.CreateAliasRequest.collection_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string alias = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 34)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_alias(), ptr, ctx, "milvus.proto.milvus.CreateAliasRequest.alias");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool CreateAliasRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.CreateAliasRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string db_name = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_db_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->db_name().data(), static_cast<int>(this->db_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.CreateAliasRequest.db_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string collection_name = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_collection_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.CreateAliasRequest.collection_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string alias = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (34 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_alias()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->alias().data(), static_cast<int>(this->alias().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.CreateAliasRequest.alias"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.CreateAliasRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.CreateAliasRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void CreateAliasRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.CreateAliasRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.CreateAliasRequest.db_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->db_name(), output);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.CreateAliasRequest.collection_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->collection_name(), output);
-  }
-
-  // string alias = 4;
-  if (this->alias().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->alias().data(), static_cast<int>(this->alias().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.CreateAliasRequest.alias");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      4, this->alias(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.CreateAliasRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* CreateAliasRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.CreateAliasRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.CreateAliasRequest.db_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->db_name(), target);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.CreateAliasRequest.collection_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->collection_name(), target);
-  }
-
-  // string alias = 4;
-  if (this->alias().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->alias().data(), static_cast<int>(this->alias().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.CreateAliasRequest.alias");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        4, this->alias(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.CreateAliasRequest)
-  return target;
-}
-
-size_t CreateAliasRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.CreateAliasRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->db_name());
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->collection_name());
-  }
-
-  // string alias = 4;
-  if (this->alias().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->alias());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void CreateAliasRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.CreateAliasRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const CreateAliasRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<CreateAliasRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.CreateAliasRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.CreateAliasRequest)
-    MergeFrom(*source);
-  }
-}
-
-void CreateAliasRequest::MergeFrom(const CreateAliasRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.CreateAliasRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.db_name().size() > 0) {
-
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  if (from.collection_name().size() > 0) {
-
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.alias().size() > 0) {
-
-    alias_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.alias_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-}
-
-void CreateAliasRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.CreateAliasRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void CreateAliasRequest::CopyFrom(const CreateAliasRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.CreateAliasRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool CreateAliasRequest::IsInitialized() const {
-  return true;
-}
-
-void CreateAliasRequest::InternalSwap(CreateAliasRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  db_name_.Swap(&other->db_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  collection_name_.Swap(&other->collection_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  alias_.Swap(&other->alias_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata CreateAliasRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void DropAliasRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_DropAliasRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class DropAliasRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const DropAliasRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-DropAliasRequest::_Internal::base(const DropAliasRequest* msg) {
-  return *msg->base_;
-}
-void DropAliasRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-DropAliasRequest::DropAliasRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.DropAliasRequest)
-}
-DropAliasRequest::DropAliasRequest(const DropAliasRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.db_name().empty()) {
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  alias_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.alias().empty()) {
-    alias_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.alias_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.DropAliasRequest)
-}
-
-void DropAliasRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_DropAliasRequest_milvus_2eproto.base);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  alias_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  base_ = nullptr;
-}
-
-DropAliasRequest::~DropAliasRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.DropAliasRequest)
-  SharedDtor();
-}
-
-void DropAliasRequest::SharedDtor() {
-  db_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  alias_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void DropAliasRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const DropAliasRequest& DropAliasRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_DropAliasRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void DropAliasRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.DropAliasRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  alias_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* DropAliasRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string db_name = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_db_name(), ptr, ctx, "milvus.proto.milvus.DropAliasRequest.db_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string alias = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_alias(), ptr, ctx, "milvus.proto.milvus.DropAliasRequest.alias");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool DropAliasRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.DropAliasRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string db_name = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_db_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->db_name().data(), static_cast<int>(this->db_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.DropAliasRequest.db_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string alias = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_alias()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->alias().data(), static_cast<int>(this->alias().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.DropAliasRequest.alias"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.DropAliasRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.DropAliasRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void DropAliasRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.DropAliasRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DropAliasRequest.db_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->db_name(), output);
-  }
-
-  // string alias = 3;
-  if (this->alias().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->alias().data(), static_cast<int>(this->alias().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DropAliasRequest.alias");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->alias(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.DropAliasRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* DropAliasRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.DropAliasRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DropAliasRequest.db_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->db_name(), target);
-  }
-
-  // string alias = 3;
-  if (this->alias().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->alias().data(), static_cast<int>(this->alias().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DropAliasRequest.alias");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->alias(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.DropAliasRequest)
-  return target;
-}
-
-size_t DropAliasRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.DropAliasRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->db_name());
-  }
-
-  // string alias = 3;
-  if (this->alias().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->alias());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void DropAliasRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.DropAliasRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const DropAliasRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<DropAliasRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.DropAliasRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.DropAliasRequest)
-    MergeFrom(*source);
-  }
-}
-
-void DropAliasRequest::MergeFrom(const DropAliasRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.DropAliasRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.db_name().size() > 0) {
-
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  if (from.alias().size() > 0) {
-
-    alias_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.alias_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-}
-
-void DropAliasRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.DropAliasRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void DropAliasRequest::CopyFrom(const DropAliasRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.DropAliasRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool DropAliasRequest::IsInitialized() const {
-  return true;
-}
-
-void DropAliasRequest::InternalSwap(DropAliasRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  db_name_.Swap(&other->db_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  alias_.Swap(&other->alias_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata DropAliasRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void AlterAliasRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_AlterAliasRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class AlterAliasRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const AlterAliasRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-AlterAliasRequest::_Internal::base(const AlterAliasRequest* msg) {
-  return *msg->base_;
-}
-void AlterAliasRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-AlterAliasRequest::AlterAliasRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.AlterAliasRequest)
-}
-AlterAliasRequest::AlterAliasRequest(const AlterAliasRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.db_name().empty()) {
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.collection_name().empty()) {
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  alias_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.alias().empty()) {
-    alias_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.alias_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.AlterAliasRequest)
-}
-
-void AlterAliasRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_AlterAliasRequest_milvus_2eproto.base);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  alias_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  base_ = nullptr;
-}
-
-AlterAliasRequest::~AlterAliasRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.AlterAliasRequest)
-  SharedDtor();
-}
-
-void AlterAliasRequest::SharedDtor() {
-  db_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  alias_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void AlterAliasRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const AlterAliasRequest& AlterAliasRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_AlterAliasRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void AlterAliasRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.AlterAliasRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  alias_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* AlterAliasRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string db_name = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_db_name(), ptr, ctx, "milvus.proto.milvus.AlterAliasRequest.db_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string collection_name = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_collection_name(), ptr, ctx, "milvus.proto.milvus.AlterAliasRequest.collection_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string alias = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 34)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_alias(), ptr, ctx, "milvus.proto.milvus.AlterAliasRequest.alias");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool AlterAliasRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.AlterAliasRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string db_name = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_db_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->db_name().data(), static_cast<int>(this->db_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.AlterAliasRequest.db_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string collection_name = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_collection_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.AlterAliasRequest.collection_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string alias = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (34 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_alias()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->alias().data(), static_cast<int>(this->alias().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.AlterAliasRequest.alias"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.AlterAliasRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.AlterAliasRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void AlterAliasRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.AlterAliasRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.AlterAliasRequest.db_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->db_name(), output);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.AlterAliasRequest.collection_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->collection_name(), output);
-  }
-
-  // string alias = 4;
-  if (this->alias().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->alias().data(), static_cast<int>(this->alias().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.AlterAliasRequest.alias");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      4, this->alias(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.AlterAliasRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* AlterAliasRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.AlterAliasRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.AlterAliasRequest.db_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->db_name(), target);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.AlterAliasRequest.collection_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->collection_name(), target);
-  }
-
-  // string alias = 4;
-  if (this->alias().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->alias().data(), static_cast<int>(this->alias().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.AlterAliasRequest.alias");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        4, this->alias(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.AlterAliasRequest)
-  return target;
-}
-
-size_t AlterAliasRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.AlterAliasRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->db_name());
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->collection_name());
-  }
-
-  // string alias = 4;
-  if (this->alias().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->alias());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void AlterAliasRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.AlterAliasRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const AlterAliasRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<AlterAliasRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.AlterAliasRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.AlterAliasRequest)
-    MergeFrom(*source);
-  }
-}
-
-void AlterAliasRequest::MergeFrom(const AlterAliasRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.AlterAliasRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.db_name().size() > 0) {
-
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  if (from.collection_name().size() > 0) {
-
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.alias().size() > 0) {
-
-    alias_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.alias_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-}
-
-void AlterAliasRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.AlterAliasRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void AlterAliasRequest::CopyFrom(const AlterAliasRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.AlterAliasRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool AlterAliasRequest::IsInitialized() const {
-  return true;
-}
-
-void AlterAliasRequest::InternalSwap(AlterAliasRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  db_name_.Swap(&other->db_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  collection_name_.Swap(&other->collection_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  alias_.Swap(&other->alias_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata AlterAliasRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void CreateCollectionRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_CreateCollectionRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class CreateCollectionRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const CreateCollectionRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-CreateCollectionRequest::_Internal::base(const CreateCollectionRequest* msg) {
-  return *msg->base_;
-}
-void CreateCollectionRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-CreateCollectionRequest::CreateCollectionRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.CreateCollectionRequest)
-}
-CreateCollectionRequest::CreateCollectionRequest(const CreateCollectionRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.db_name().empty()) {
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.collection_name().empty()) {
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  schema_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.schema().empty()) {
-    schema_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.schema_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  ::memcpy(&shards_num_, &from.shards_num_,
-    static_cast<size_t>(reinterpret_cast<char*>(&consistency_level_) -
-    reinterpret_cast<char*>(&shards_num_)) + sizeof(consistency_level_));
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.CreateCollectionRequest)
-}
-
-void CreateCollectionRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_CreateCollectionRequest_milvus_2eproto.base);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  schema_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  ::memset(&base_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&consistency_level_) -
-      reinterpret_cast<char*>(&base_)) + sizeof(consistency_level_));
-}
-
-CreateCollectionRequest::~CreateCollectionRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.CreateCollectionRequest)
-  SharedDtor();
-}
-
-void CreateCollectionRequest::SharedDtor() {
-  db_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  schema_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void CreateCollectionRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const CreateCollectionRequest& CreateCollectionRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_CreateCollectionRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void CreateCollectionRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.CreateCollectionRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  schema_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  ::memset(&shards_num_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&consistency_level_) -
-      reinterpret_cast<char*>(&shards_num_)) + sizeof(consistency_level_));
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* CreateCollectionRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string db_name = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_db_name(), ptr, ctx, "milvus.proto.milvus.CreateCollectionRequest.db_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string collection_name = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_collection_name(), ptr, ctx, "milvus.proto.milvus.CreateCollectionRequest.collection_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // bytes schema = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 34)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParser(mutable_schema(), ptr, ctx);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int32 shards_num = 5;
-      case 5:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 40)) {
-          shards_num_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // .milvus.proto.common.ConsistencyLevel consistency_level = 6;
-      case 6:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 48)) {
-          ::PROTOBUF_NAMESPACE_ID::uint64 val = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-          set_consistency_level(static_cast<::milvus::proto::common::ConsistencyLevel>(val));
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool CreateCollectionRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.CreateCollectionRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string db_name = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_db_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->db_name().data(), static_cast<int>(this->db_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.CreateCollectionRequest.db_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string collection_name = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_collection_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.CreateCollectionRequest.collection_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // bytes schema = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (34 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadBytes(
-                input, this->mutable_schema()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int32 shards_num = 5;
-      case 5: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (40 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int32, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT32>(
-                 input, &shards_num_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // .milvus.proto.common.ConsistencyLevel consistency_level = 6;
-      case 6: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (48 & 0xFF)) {
-          int value = 0;
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   int, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_ENUM>(
-                 input, &value)));
-          set_consistency_level(static_cast< ::milvus::proto::common::ConsistencyLevel >(value));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.CreateCollectionRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.CreateCollectionRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void CreateCollectionRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.CreateCollectionRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.CreateCollectionRequest.db_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->db_name(), output);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.CreateCollectionRequest.collection_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->collection_name(), output);
-  }
-
-  // bytes schema = 4;
-  if (this->schema().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteBytesMaybeAliased(
-      4, this->schema(), output);
-  }
-
-  // int32 shards_num = 5;
-  if (this->shards_num() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt32(5, this->shards_num(), output);
-  }
-
-  // .milvus.proto.common.ConsistencyLevel consistency_level = 6;
-  if (this->consistency_level() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteEnum(
-      6, this->consistency_level(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.CreateCollectionRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* CreateCollectionRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.CreateCollectionRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.CreateCollectionRequest.db_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->db_name(), target);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.CreateCollectionRequest.collection_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->collection_name(), target);
-  }
-
-  // bytes schema = 4;
-  if (this->schema().size() > 0) {
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteBytesToArray(
-        4, this->schema(), target);
-  }
-
-  // int32 shards_num = 5;
-  if (this->shards_num() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt32ToArray(5, this->shards_num(), target);
-  }
-
-  // .milvus.proto.common.ConsistencyLevel consistency_level = 6;
-  if (this->consistency_level() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteEnumToArray(
-      6, this->consistency_level(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.CreateCollectionRequest)
-  return target;
-}
-
-size_t CreateCollectionRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.CreateCollectionRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->db_name());
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->collection_name());
-  }
-
-  // bytes schema = 4;
-  if (this->schema().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::BytesSize(
-        this->schema());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  // int32 shards_num = 5;
-  if (this->shards_num() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int32Size(
-        this->shards_num());
-  }
-
-  // .milvus.proto.common.ConsistencyLevel consistency_level = 6;
-  if (this->consistency_level() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::EnumSize(this->consistency_level());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void CreateCollectionRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.CreateCollectionRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const CreateCollectionRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<CreateCollectionRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.CreateCollectionRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.CreateCollectionRequest)
-    MergeFrom(*source);
-  }
-}
-
-void CreateCollectionRequest::MergeFrom(const CreateCollectionRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.CreateCollectionRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.db_name().size() > 0) {
-
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  if (from.collection_name().size() > 0) {
-
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.schema().size() > 0) {
-
-    schema_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.schema_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-  if (from.shards_num() != 0) {
-    set_shards_num(from.shards_num());
-  }
-  if (from.consistency_level() != 0) {
-    set_consistency_level(from.consistency_level());
-  }
-}
-
-void CreateCollectionRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.CreateCollectionRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void CreateCollectionRequest::CopyFrom(const CreateCollectionRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.CreateCollectionRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool CreateCollectionRequest::IsInitialized() const {
-  return true;
-}
-
-void CreateCollectionRequest::InternalSwap(CreateCollectionRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  db_name_.Swap(&other->db_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  collection_name_.Swap(&other->collection_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  schema_.Swap(&other->schema_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-  swap(shards_num_, other->shards_num_);
-  swap(consistency_level_, other->consistency_level_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata CreateCollectionRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void DropCollectionRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_DropCollectionRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class DropCollectionRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const DropCollectionRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-DropCollectionRequest::_Internal::base(const DropCollectionRequest* msg) {
-  return *msg->base_;
-}
-void DropCollectionRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-DropCollectionRequest::DropCollectionRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.DropCollectionRequest)
-}
-DropCollectionRequest::DropCollectionRequest(const DropCollectionRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.db_name().empty()) {
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.collection_name().empty()) {
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.DropCollectionRequest)
-}
-
-void DropCollectionRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_DropCollectionRequest_milvus_2eproto.base);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  base_ = nullptr;
-}
-
-DropCollectionRequest::~DropCollectionRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.DropCollectionRequest)
-  SharedDtor();
-}
-
-void DropCollectionRequest::SharedDtor() {
-  db_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void DropCollectionRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const DropCollectionRequest& DropCollectionRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_DropCollectionRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void DropCollectionRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.DropCollectionRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* DropCollectionRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string db_name = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_db_name(), ptr, ctx, "milvus.proto.milvus.DropCollectionRequest.db_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string collection_name = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_collection_name(), ptr, ctx, "milvus.proto.milvus.DropCollectionRequest.collection_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool DropCollectionRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.DropCollectionRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string db_name = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_db_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->db_name().data(), static_cast<int>(this->db_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.DropCollectionRequest.db_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string collection_name = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_collection_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.DropCollectionRequest.collection_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.DropCollectionRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.DropCollectionRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void DropCollectionRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.DropCollectionRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DropCollectionRequest.db_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->db_name(), output);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DropCollectionRequest.collection_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->collection_name(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.DropCollectionRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* DropCollectionRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.DropCollectionRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DropCollectionRequest.db_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->db_name(), target);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DropCollectionRequest.collection_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->collection_name(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.DropCollectionRequest)
-  return target;
-}
-
-size_t DropCollectionRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.DropCollectionRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->db_name());
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->collection_name());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void DropCollectionRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.DropCollectionRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const DropCollectionRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<DropCollectionRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.DropCollectionRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.DropCollectionRequest)
-    MergeFrom(*source);
-  }
-}
-
-void DropCollectionRequest::MergeFrom(const DropCollectionRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.DropCollectionRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.db_name().size() > 0) {
-
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  if (from.collection_name().size() > 0) {
-
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-}
-
-void DropCollectionRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.DropCollectionRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void DropCollectionRequest::CopyFrom(const DropCollectionRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.DropCollectionRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool DropCollectionRequest::IsInitialized() const {
-  return true;
-}
-
-void DropCollectionRequest::InternalSwap(DropCollectionRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  db_name_.Swap(&other->db_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  collection_name_.Swap(&other->collection_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata DropCollectionRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void HasCollectionRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_HasCollectionRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class HasCollectionRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const HasCollectionRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-HasCollectionRequest::_Internal::base(const HasCollectionRequest* msg) {
-  return *msg->base_;
-}
-void HasCollectionRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-HasCollectionRequest::HasCollectionRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.HasCollectionRequest)
-}
-HasCollectionRequest::HasCollectionRequest(const HasCollectionRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.db_name().empty()) {
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.collection_name().empty()) {
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  time_stamp_ = from.time_stamp_;
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.HasCollectionRequest)
-}
-
-void HasCollectionRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_HasCollectionRequest_milvus_2eproto.base);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  ::memset(&base_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&time_stamp_) -
-      reinterpret_cast<char*>(&base_)) + sizeof(time_stamp_));
-}
-
-HasCollectionRequest::~HasCollectionRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.HasCollectionRequest)
-  SharedDtor();
-}
-
-void HasCollectionRequest::SharedDtor() {
-  db_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void HasCollectionRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const HasCollectionRequest& HasCollectionRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_HasCollectionRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void HasCollectionRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.HasCollectionRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  time_stamp_ = PROTOBUF_ULONGLONG(0);
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* HasCollectionRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string db_name = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_db_name(), ptr, ctx, "milvus.proto.milvus.HasCollectionRequest.db_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string collection_name = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_collection_name(), ptr, ctx, "milvus.proto.milvus.HasCollectionRequest.collection_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // uint64 time_stamp = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 32)) {
-          time_stamp_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool HasCollectionRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.HasCollectionRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string db_name = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_db_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->db_name().data(), static_cast<int>(this->db_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.HasCollectionRequest.db_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string collection_name = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_collection_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.HasCollectionRequest.collection_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // uint64 time_stamp = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (32 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::uint64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_UINT64>(
-                 input, &time_stamp_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.HasCollectionRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.HasCollectionRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void HasCollectionRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.HasCollectionRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.HasCollectionRequest.db_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->db_name(), output);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.HasCollectionRequest.collection_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->collection_name(), output);
-  }
-
-  // uint64 time_stamp = 4;
-  if (this->time_stamp() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt64(4, this->time_stamp(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.HasCollectionRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* HasCollectionRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.HasCollectionRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.HasCollectionRequest.db_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->db_name(), target);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.HasCollectionRequest.collection_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->collection_name(), target);
-  }
-
-  // uint64 time_stamp = 4;
-  if (this->time_stamp() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt64ToArray(4, this->time_stamp(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.HasCollectionRequest)
-  return target;
-}
-
-size_t HasCollectionRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.HasCollectionRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->db_name());
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->collection_name());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  // uint64 time_stamp = 4;
-  if (this->time_stamp() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::UInt64Size(
-        this->time_stamp());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void HasCollectionRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.HasCollectionRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const HasCollectionRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<HasCollectionRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.HasCollectionRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.HasCollectionRequest)
-    MergeFrom(*source);
-  }
-}
-
-void HasCollectionRequest::MergeFrom(const HasCollectionRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.HasCollectionRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.db_name().size() > 0) {
-
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  if (from.collection_name().size() > 0) {
-
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-  if (from.time_stamp() != 0) {
-    set_time_stamp(from.time_stamp());
-  }
-}
-
-void HasCollectionRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.HasCollectionRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void HasCollectionRequest::CopyFrom(const HasCollectionRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.HasCollectionRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool HasCollectionRequest::IsInitialized() const {
-  return true;
-}
-
-void HasCollectionRequest::InternalSwap(HasCollectionRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  db_name_.Swap(&other->db_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  collection_name_.Swap(&other->collection_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-  swap(time_stamp_, other->time_stamp_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata HasCollectionRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void BoolResponse::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_BoolResponse_default_instance_._instance.get_mutable()->status_ = const_cast< ::milvus::proto::common::Status*>(
-      ::milvus::proto::common::Status::internal_default_instance());
-}
-class BoolResponse::_Internal {
- public:
-  static const ::milvus::proto::common::Status& status(const BoolResponse* msg);
-};
-
-const ::milvus::proto::common::Status&
-BoolResponse::_Internal::status(const BoolResponse* msg) {
-  return *msg->status_;
-}
-void BoolResponse::clear_status() {
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-}
-BoolResponse::BoolResponse()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.BoolResponse)
-}
-BoolResponse::BoolResponse(const BoolResponse& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  if (from.has_status()) {
-    status_ = new ::milvus::proto::common::Status(*from.status_);
-  } else {
-    status_ = nullptr;
-  }
-  value_ = from.value_;
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.BoolResponse)
-}
-
-void BoolResponse::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_BoolResponse_milvus_2eproto.base);
-  ::memset(&status_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&value_) -
-      reinterpret_cast<char*>(&status_)) + sizeof(value_));
-}
-
-BoolResponse::~BoolResponse() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.BoolResponse)
-  SharedDtor();
-}
-
-void BoolResponse::SharedDtor() {
-  if (this != internal_default_instance()) delete status_;
-}
-
-void BoolResponse::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const BoolResponse& BoolResponse::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_BoolResponse_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void BoolResponse::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.BoolResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-  value_ = false;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* BoolResponse::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.Status status = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_status(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // bool value = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 16)) {
-          value_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool BoolResponse::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.BoolResponse)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.Status status = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_status()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // bool value = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (16 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   bool, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_BOOL>(
-                 input, &value_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.BoolResponse)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.BoolResponse)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void BoolResponse::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.BoolResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::status(this), output);
-  }
-
-  // bool value = 2;
-  if (this->value() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteBool(2, this->value(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.BoolResponse)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* BoolResponse::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.BoolResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::status(this), target);
-  }
-
-  // bool value = 2;
-  if (this->value() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteBoolToArray(2, this->value(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.BoolResponse)
-  return target;
-}
-
-size_t BoolResponse::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.BoolResponse)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *status_);
-  }
-
-  // bool value = 2;
-  if (this->value() != 0) {
-    total_size += 1 + 1;
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void BoolResponse::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.BoolResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  const BoolResponse* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<BoolResponse>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.BoolResponse)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.BoolResponse)
-    MergeFrom(*source);
-  }
-}
-
-void BoolResponse::MergeFrom(const BoolResponse& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.BoolResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.has_status()) {
-    mutable_status()->::milvus::proto::common::Status::MergeFrom(from.status());
-  }
-  if (from.value() != 0) {
-    set_value(from.value());
-  }
-}
-
-void BoolResponse::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.BoolResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void BoolResponse::CopyFrom(const BoolResponse& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.BoolResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool BoolResponse::IsInitialized() const {
-  return true;
-}
-
-void BoolResponse::InternalSwap(BoolResponse* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  swap(status_, other->status_);
-  swap(value_, other->value_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata BoolResponse::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void StringResponse::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_StringResponse_default_instance_._instance.get_mutable()->status_ = const_cast< ::milvus::proto::common::Status*>(
-      ::milvus::proto::common::Status::internal_default_instance());
-}
-class StringResponse::_Internal {
- public:
-  static const ::milvus::proto::common::Status& status(const StringResponse* msg);
-};
-
-const ::milvus::proto::common::Status&
-StringResponse::_Internal::status(const StringResponse* msg) {
-  return *msg->status_;
-}
-void StringResponse::clear_status() {
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-}
-StringResponse::StringResponse()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.StringResponse)
-}
-StringResponse::StringResponse(const StringResponse& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  value_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.value().empty()) {
-    value_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.value_);
-  }
-  if (from.has_status()) {
-    status_ = new ::milvus::proto::common::Status(*from.status_);
-  } else {
-    status_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.StringResponse)
-}
-
-void StringResponse::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_StringResponse_milvus_2eproto.base);
-  value_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  status_ = nullptr;
-}
-
-StringResponse::~StringResponse() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.StringResponse)
-  SharedDtor();
-}
-
-void StringResponse::SharedDtor() {
-  value_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete status_;
-}
-
-void StringResponse::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const StringResponse& StringResponse::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_StringResponse_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void StringResponse::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.StringResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  value_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* StringResponse::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.Status status = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_status(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string value = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_value(), ptr, ctx, "milvus.proto.milvus.StringResponse.value");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool StringResponse::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.StringResponse)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.Status status = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_status()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string value = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_value()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->value().data(), static_cast<int>(this->value().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.StringResponse.value"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.StringResponse)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.StringResponse)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void StringResponse::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.StringResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::status(this), output);
-  }
-
-  // string value = 2;
-  if (this->value().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->value().data(), static_cast<int>(this->value().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.StringResponse.value");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->value(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.StringResponse)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* StringResponse::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.StringResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::status(this), target);
-  }
-
-  // string value = 2;
-  if (this->value().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->value().data(), static_cast<int>(this->value().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.StringResponse.value");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->value(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.StringResponse)
-  return target;
-}
-
-size_t StringResponse::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.StringResponse)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // string value = 2;
-  if (this->value().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->value());
-  }
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *status_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void StringResponse::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.StringResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  const StringResponse* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<StringResponse>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.StringResponse)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.StringResponse)
-    MergeFrom(*source);
-  }
-}
-
-void StringResponse::MergeFrom(const StringResponse& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.StringResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.value().size() > 0) {
-
-    value_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.value_);
-  }
-  if (from.has_status()) {
-    mutable_status()->::milvus::proto::common::Status::MergeFrom(from.status());
-  }
-}
-
-void StringResponse::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.StringResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void StringResponse::CopyFrom(const StringResponse& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.StringResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool StringResponse::IsInitialized() const {
-  return true;
-}
-
-void StringResponse::InternalSwap(StringResponse* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  value_.Swap(&other->value_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(status_, other->status_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata StringResponse::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void DescribeCollectionRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_DescribeCollectionRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class DescribeCollectionRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const DescribeCollectionRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-DescribeCollectionRequest::_Internal::base(const DescribeCollectionRequest* msg) {
-  return *msg->base_;
-}
-void DescribeCollectionRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-DescribeCollectionRequest::DescribeCollectionRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.DescribeCollectionRequest)
-}
-DescribeCollectionRequest::DescribeCollectionRequest(const DescribeCollectionRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.db_name().empty()) {
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.collection_name().empty()) {
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  ::memcpy(&collectionid_, &from.collectionid_,
-    static_cast<size_t>(reinterpret_cast<char*>(&time_stamp_) -
-    reinterpret_cast<char*>(&collectionid_)) + sizeof(time_stamp_));
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.DescribeCollectionRequest)
-}
-
-void DescribeCollectionRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_DescribeCollectionRequest_milvus_2eproto.base);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  ::memset(&base_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&time_stamp_) -
-      reinterpret_cast<char*>(&base_)) + sizeof(time_stamp_));
-}
-
-DescribeCollectionRequest::~DescribeCollectionRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.DescribeCollectionRequest)
-  SharedDtor();
-}
-
-void DescribeCollectionRequest::SharedDtor() {
-  db_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void DescribeCollectionRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const DescribeCollectionRequest& DescribeCollectionRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_DescribeCollectionRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void DescribeCollectionRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.DescribeCollectionRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  ::memset(&collectionid_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&time_stamp_) -
-      reinterpret_cast<char*>(&collectionid_)) + sizeof(time_stamp_));
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* DescribeCollectionRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string db_name = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_db_name(), ptr, ctx, "milvus.proto.milvus.DescribeCollectionRequest.db_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string collection_name = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_collection_name(), ptr, ctx, "milvus.proto.milvus.DescribeCollectionRequest.collection_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int64 collectionID = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 32)) {
-          collectionid_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // uint64 time_stamp = 5;
-      case 5:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 40)) {
-          time_stamp_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool DescribeCollectionRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.DescribeCollectionRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string db_name = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_db_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->db_name().data(), static_cast<int>(this->db_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.DescribeCollectionRequest.db_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string collection_name = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_collection_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.DescribeCollectionRequest.collection_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 collectionID = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (32 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &collectionid_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // uint64 time_stamp = 5;
-      case 5: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (40 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::uint64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_UINT64>(
-                 input, &time_stamp_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.DescribeCollectionRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.DescribeCollectionRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void DescribeCollectionRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.DescribeCollectionRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DescribeCollectionRequest.db_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->db_name(), output);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DescribeCollectionRequest.collection_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->collection_name(), output);
-  }
-
-  // int64 collectionID = 4;
-  if (this->collectionid() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(4, this->collectionid(), output);
-  }
-
-  // uint64 time_stamp = 5;
-  if (this->time_stamp() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt64(5, this->time_stamp(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.DescribeCollectionRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* DescribeCollectionRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.DescribeCollectionRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DescribeCollectionRequest.db_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->db_name(), target);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DescribeCollectionRequest.collection_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->collection_name(), target);
-  }
-
-  // int64 collectionID = 4;
-  if (this->collectionid() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(4, this->collectionid(), target);
-  }
-
-  // uint64 time_stamp = 5;
-  if (this->time_stamp() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt64ToArray(5, this->time_stamp(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.DescribeCollectionRequest)
-  return target;
-}
-
-size_t DescribeCollectionRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.DescribeCollectionRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->db_name());
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->collection_name());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  // int64 collectionID = 4;
-  if (this->collectionid() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->collectionid());
-  }
-
-  // uint64 time_stamp = 5;
-  if (this->time_stamp() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::UInt64Size(
-        this->time_stamp());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void DescribeCollectionRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.DescribeCollectionRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const DescribeCollectionRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<DescribeCollectionRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.DescribeCollectionRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.DescribeCollectionRequest)
-    MergeFrom(*source);
-  }
-}
-
-void DescribeCollectionRequest::MergeFrom(const DescribeCollectionRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.DescribeCollectionRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.db_name().size() > 0) {
-
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  if (from.collection_name().size() > 0) {
-
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-  if (from.collectionid() != 0) {
-    set_collectionid(from.collectionid());
-  }
-  if (from.time_stamp() != 0) {
-    set_time_stamp(from.time_stamp());
-  }
-}
-
-void DescribeCollectionRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.DescribeCollectionRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void DescribeCollectionRequest::CopyFrom(const DescribeCollectionRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.DescribeCollectionRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool DescribeCollectionRequest::IsInitialized() const {
-  return true;
-}
-
-void DescribeCollectionRequest::InternalSwap(DescribeCollectionRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  db_name_.Swap(&other->db_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  collection_name_.Swap(&other->collection_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-  swap(collectionid_, other->collectionid_);
-  swap(time_stamp_, other->time_stamp_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata DescribeCollectionRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void DescribeCollectionResponse::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_DescribeCollectionResponse_default_instance_._instance.get_mutable()->status_ = const_cast< ::milvus::proto::common::Status*>(
-      ::milvus::proto::common::Status::internal_default_instance());
-  ::milvus::proto::milvus::_DescribeCollectionResponse_default_instance_._instance.get_mutable()->schema_ = const_cast< ::milvus::proto::schema::CollectionSchema*>(
-      ::milvus::proto::schema::CollectionSchema::internal_default_instance());
-}
-class DescribeCollectionResponse::_Internal {
- public:
-  static const ::milvus::proto::common::Status& status(const DescribeCollectionResponse* msg);
-  static const ::milvus::proto::schema::CollectionSchema& schema(const DescribeCollectionResponse* msg);
-};
-
-const ::milvus::proto::common::Status&
-DescribeCollectionResponse::_Internal::status(const DescribeCollectionResponse* msg) {
-  return *msg->status_;
-}
-const ::milvus::proto::schema::CollectionSchema&
-DescribeCollectionResponse::_Internal::schema(const DescribeCollectionResponse* msg) {
-  return *msg->schema_;
-}
-void DescribeCollectionResponse::clear_status() {
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-}
-void DescribeCollectionResponse::clear_schema() {
-  if (GetArenaNoVirtual() == nullptr && schema_ != nullptr) {
-    delete schema_;
-  }
-  schema_ = nullptr;
-}
-void DescribeCollectionResponse::clear_start_positions() {
-  start_positions_.Clear();
-}
-DescribeCollectionResponse::DescribeCollectionResponse()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.DescribeCollectionResponse)
-}
-DescribeCollectionResponse::DescribeCollectionResponse(const DescribeCollectionResponse& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      virtual_channel_names_(from.virtual_channel_names_),
-      physical_channel_names_(from.physical_channel_names_),
-      aliases_(from.aliases_),
-      start_positions_(from.start_positions_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.collection_name().empty()) {
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.has_status()) {
-    status_ = new ::milvus::proto::common::Status(*from.status_);
-  } else {
-    status_ = nullptr;
-  }
-  if (from.has_schema()) {
-    schema_ = new ::milvus::proto::schema::CollectionSchema(*from.schema_);
-  } else {
-    schema_ = nullptr;
-  }
-  ::memcpy(&collectionid_, &from.collectionid_,
-    static_cast<size_t>(reinterpret_cast<char*>(&consistency_level_) -
-    reinterpret_cast<char*>(&collectionid_)) + sizeof(consistency_level_));
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.DescribeCollectionResponse)
-}
-
-void DescribeCollectionResponse::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_DescribeCollectionResponse_milvus_2eproto.base);
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  ::memset(&status_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&consistency_level_) -
-      reinterpret_cast<char*>(&status_)) + sizeof(consistency_level_));
-}
-
-DescribeCollectionResponse::~DescribeCollectionResponse() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.DescribeCollectionResponse)
-  SharedDtor();
-}
-
-void DescribeCollectionResponse::SharedDtor() {
-  collection_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete status_;
-  if (this != internal_default_instance()) delete schema_;
-}
-
-void DescribeCollectionResponse::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const DescribeCollectionResponse& DescribeCollectionResponse::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_DescribeCollectionResponse_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void DescribeCollectionResponse::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.DescribeCollectionResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  virtual_channel_names_.Clear();
-  physical_channel_names_.Clear();
-  aliases_.Clear();
-  start_positions_.Clear();
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-  if (GetArenaNoVirtual() == nullptr && schema_ != nullptr) {
-    delete schema_;
-  }
-  schema_ = nullptr;
-  ::memset(&collectionid_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&consistency_level_) -
-      reinterpret_cast<char*>(&collectionid_)) + sizeof(consistency_level_));
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* DescribeCollectionResponse::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.Status status = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_status(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // .milvus.proto.schema.CollectionSchema schema = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ctx->ParseMessage(mutable_schema(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int64 collectionID = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 24)) {
-          collectionid_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated string virtual_channel_names = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 34)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(add_virtual_channel_names(), ptr, ctx, "milvus.proto.milvus.DescribeCollectionResponse.virtual_channel_names");
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 34);
-        } else goto handle_unusual;
-        continue;
-      // repeated string physical_channel_names = 5;
-      case 5:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 42)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(add_physical_channel_names(), ptr, ctx, "milvus.proto.milvus.DescribeCollectionResponse.physical_channel_names");
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 42);
-        } else goto handle_unusual;
-        continue;
-      // uint64 created_timestamp = 6;
-      case 6:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 48)) {
-          created_timestamp_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // uint64 created_utc_timestamp = 7;
-      case 7:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 56)) {
-          created_utc_timestamp_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int32 shards_num = 8;
-      case 8:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 64)) {
-          shards_num_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated string aliases = 9;
-      case 9:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 74)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(add_aliases(), ptr, ctx, "milvus.proto.milvus.DescribeCollectionResponse.aliases");
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 74);
-        } else goto handle_unusual;
-        continue;
-      // repeated .milvus.proto.common.KeyDataPair start_positions = 10;
-      case 10:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 82)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ctx->ParseMessage(add_start_positions(), ptr);
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 82);
-        } else goto handle_unusual;
-        continue;
-      // .milvus.proto.common.ConsistencyLevel consistency_level = 11;
-      case 11:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 88)) {
-          ::PROTOBUF_NAMESPACE_ID::uint64 val = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-          set_consistency_level(static_cast<::milvus::proto::common::ConsistencyLevel>(val));
-        } else goto handle_unusual;
-        continue;
-      // string collection_name = 12;
-      case 12:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 98)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_collection_name(), ptr, ctx, "milvus.proto.milvus.DescribeCollectionResponse.collection_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool DescribeCollectionResponse::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.DescribeCollectionResponse)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.Status status = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_status()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // .milvus.proto.schema.CollectionSchema schema = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_schema()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 collectionID = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (24 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &collectionid_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated string virtual_channel_names = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (34 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->add_virtual_channel_names()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->virtual_channel_names(this->virtual_channel_names_size() - 1).data(),
-            static_cast<int>(this->virtual_channel_names(this->virtual_channel_names_size() - 1).length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.DescribeCollectionResponse.virtual_channel_names"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated string physical_channel_names = 5;
-      case 5: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (42 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->add_physical_channel_names()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->physical_channel_names(this->physical_channel_names_size() - 1).data(),
-            static_cast<int>(this->physical_channel_names(this->physical_channel_names_size() - 1).length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.DescribeCollectionResponse.physical_channel_names"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // uint64 created_timestamp = 6;
-      case 6: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (48 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::uint64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_UINT64>(
-                 input, &created_timestamp_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // uint64 created_utc_timestamp = 7;
-      case 7: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (56 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::uint64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_UINT64>(
-                 input, &created_utc_timestamp_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int32 shards_num = 8;
-      case 8: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (64 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int32, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT32>(
-                 input, &shards_num_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated string aliases = 9;
-      case 9: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (74 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->add_aliases()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->aliases(this->aliases_size() - 1).data(),
-            static_cast<int>(this->aliases(this->aliases_size() - 1).length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.DescribeCollectionResponse.aliases"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated .milvus.proto.common.KeyDataPair start_positions = 10;
-      case 10: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (82 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-                input, add_start_positions()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // .milvus.proto.common.ConsistencyLevel consistency_level = 11;
-      case 11: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (88 & 0xFF)) {
-          int value = 0;
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   int, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_ENUM>(
-                 input, &value)));
-          set_consistency_level(static_cast< ::milvus::proto::common::ConsistencyLevel >(value));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string collection_name = 12;
-      case 12: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (98 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_collection_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.DescribeCollectionResponse.collection_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.DescribeCollectionResponse)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.DescribeCollectionResponse)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void DescribeCollectionResponse::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.DescribeCollectionResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::status(this), output);
-  }
-
-  // .milvus.proto.schema.CollectionSchema schema = 2;
-  if (this->has_schema()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      2, _Internal::schema(this), output);
-  }
-
-  // int64 collectionID = 3;
-  if (this->collectionid() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(3, this->collectionid(), output);
-  }
-
-  // repeated string virtual_channel_names = 4;
-  for (int i = 0, n = this->virtual_channel_names_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->virtual_channel_names(i).data(), static_cast<int>(this->virtual_channel_names(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DescribeCollectionResponse.virtual_channel_names");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteString(
-      4, this->virtual_channel_names(i), output);
-  }
-
-  // repeated string physical_channel_names = 5;
-  for (int i = 0, n = this->physical_channel_names_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->physical_channel_names(i).data(), static_cast<int>(this->physical_channel_names(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DescribeCollectionResponse.physical_channel_names");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteString(
-      5, this->physical_channel_names(i), output);
-  }
-
-  // uint64 created_timestamp = 6;
-  if (this->created_timestamp() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt64(6, this->created_timestamp(), output);
-  }
-
-  // uint64 created_utc_timestamp = 7;
-  if (this->created_utc_timestamp() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt64(7, this->created_utc_timestamp(), output);
-  }
-
-  // int32 shards_num = 8;
-  if (this->shards_num() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt32(8, this->shards_num(), output);
-  }
-
-  // repeated string aliases = 9;
-  for (int i = 0, n = this->aliases_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->aliases(i).data(), static_cast<int>(this->aliases(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DescribeCollectionResponse.aliases");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteString(
-      9, this->aliases(i), output);
-  }
-
-  // repeated .milvus.proto.common.KeyDataPair start_positions = 10;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->start_positions_size()); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      10,
-      this->start_positions(static_cast<int>(i)),
-      output);
-  }
-
-  // .milvus.proto.common.ConsistencyLevel consistency_level = 11;
-  if (this->consistency_level() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteEnum(
-      11, this->consistency_level(), output);
-  }
-
-  // string collection_name = 12;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DescribeCollectionResponse.collection_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      12, this->collection_name(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.DescribeCollectionResponse)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* DescribeCollectionResponse::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.DescribeCollectionResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::status(this), target);
-  }
-
-  // .milvus.proto.schema.CollectionSchema schema = 2;
-  if (this->has_schema()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        2, _Internal::schema(this), target);
-  }
-
-  // int64 collectionID = 3;
-  if (this->collectionid() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(3, this->collectionid(), target);
-  }
-
-  // repeated string virtual_channel_names = 4;
-  for (int i = 0, n = this->virtual_channel_names_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->virtual_channel_names(i).data(), static_cast<int>(this->virtual_channel_names(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DescribeCollectionResponse.virtual_channel_names");
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteStringToArray(4, this->virtual_channel_names(i), target);
-  }
-
-  // repeated string physical_channel_names = 5;
-  for (int i = 0, n = this->physical_channel_names_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->physical_channel_names(i).data(), static_cast<int>(this->physical_channel_names(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DescribeCollectionResponse.physical_channel_names");
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteStringToArray(5, this->physical_channel_names(i), target);
-  }
-
-  // uint64 created_timestamp = 6;
-  if (this->created_timestamp() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt64ToArray(6, this->created_timestamp(), target);
-  }
-
-  // uint64 created_utc_timestamp = 7;
-  if (this->created_utc_timestamp() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt64ToArray(7, this->created_utc_timestamp(), target);
-  }
-
-  // int32 shards_num = 8;
-  if (this->shards_num() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt32ToArray(8, this->shards_num(), target);
-  }
-
-  // repeated string aliases = 9;
-  for (int i = 0, n = this->aliases_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->aliases(i).data(), static_cast<int>(this->aliases(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DescribeCollectionResponse.aliases");
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteStringToArray(9, this->aliases(i), target);
-  }
-
-  // repeated .milvus.proto.common.KeyDataPair start_positions = 10;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->start_positions_size()); i < n; i++) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        10, this->start_positions(static_cast<int>(i)), target);
-  }
-
-  // .milvus.proto.common.ConsistencyLevel consistency_level = 11;
-  if (this->consistency_level() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteEnumToArray(
-      11, this->consistency_level(), target);
-  }
-
-  // string collection_name = 12;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DescribeCollectionResponse.collection_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        12, this->collection_name(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.DescribeCollectionResponse)
-  return target;
-}
-
-size_t DescribeCollectionResponse::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.DescribeCollectionResponse)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated string virtual_channel_names = 4;
-  total_size += 1 *
-      ::PROTOBUF_NAMESPACE_ID::internal::FromIntSize(this->virtual_channel_names_size());
-  for (int i = 0, n = this->virtual_channel_names_size(); i < n; i++) {
-    total_size += ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-      this->virtual_channel_names(i));
-  }
-
-  // repeated string physical_channel_names = 5;
-  total_size += 1 *
-      ::PROTOBUF_NAMESPACE_ID::internal::FromIntSize(this->physical_channel_names_size());
-  for (int i = 0, n = this->physical_channel_names_size(); i < n; i++) {
-    total_size += ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-      this->physical_channel_names(i));
-  }
-
-  // repeated string aliases = 9;
-  total_size += 1 *
-      ::PROTOBUF_NAMESPACE_ID::internal::FromIntSize(this->aliases_size());
-  for (int i = 0, n = this->aliases_size(); i < n; i++) {
-    total_size += ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-      this->aliases(i));
-  }
-
-  // repeated .milvus.proto.common.KeyDataPair start_positions = 10;
-  {
-    unsigned int count = static_cast<unsigned int>(this->start_positions_size());
-    total_size += 1UL * count;
-    for (unsigned int i = 0; i < count; i++) {
-      total_size +=
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-          this->start_positions(static_cast<int>(i)));
-    }
-  }
-
-  // string collection_name = 12;
-  if (this->collection_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->collection_name());
-  }
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *status_);
-  }
-
-  // .milvus.proto.schema.CollectionSchema schema = 2;
-  if (this->has_schema()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *schema_);
-  }
-
-  // int64 collectionID = 3;
-  if (this->collectionid() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->collectionid());
-  }
-
-  // uint64 created_timestamp = 6;
-  if (this->created_timestamp() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::UInt64Size(
-        this->created_timestamp());
-  }
-
-  // uint64 created_utc_timestamp = 7;
-  if (this->created_utc_timestamp() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::UInt64Size(
-        this->created_utc_timestamp());
-  }
-
-  // int32 shards_num = 8;
-  if (this->shards_num() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int32Size(
-        this->shards_num());
-  }
-
-  // .milvus.proto.common.ConsistencyLevel consistency_level = 11;
-  if (this->consistency_level() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::EnumSize(this->consistency_level());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void DescribeCollectionResponse::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.DescribeCollectionResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  const DescribeCollectionResponse* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<DescribeCollectionResponse>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.DescribeCollectionResponse)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.DescribeCollectionResponse)
-    MergeFrom(*source);
-  }
-}
-
-void DescribeCollectionResponse::MergeFrom(const DescribeCollectionResponse& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.DescribeCollectionResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  virtual_channel_names_.MergeFrom(from.virtual_channel_names_);
-  physical_channel_names_.MergeFrom(from.physical_channel_names_);
-  aliases_.MergeFrom(from.aliases_);
-  start_positions_.MergeFrom(from.start_positions_);
-  if (from.collection_name().size() > 0) {
-
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.has_status()) {
-    mutable_status()->::milvus::proto::common::Status::MergeFrom(from.status());
-  }
-  if (from.has_schema()) {
-    mutable_schema()->::milvus::proto::schema::CollectionSchema::MergeFrom(from.schema());
-  }
-  if (from.collectionid() != 0) {
-    set_collectionid(from.collectionid());
-  }
-  if (from.created_timestamp() != 0) {
-    set_created_timestamp(from.created_timestamp());
-  }
-  if (from.created_utc_timestamp() != 0) {
-    set_created_utc_timestamp(from.created_utc_timestamp());
-  }
-  if (from.shards_num() != 0) {
-    set_shards_num(from.shards_num());
-  }
-  if (from.consistency_level() != 0) {
-    set_consistency_level(from.consistency_level());
-  }
-}
-
-void DescribeCollectionResponse::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.DescribeCollectionResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void DescribeCollectionResponse::CopyFrom(const DescribeCollectionResponse& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.DescribeCollectionResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool DescribeCollectionResponse::IsInitialized() const {
-  return true;
-}
-
-void DescribeCollectionResponse::InternalSwap(DescribeCollectionResponse* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  virtual_channel_names_.InternalSwap(CastToBase(&other->virtual_channel_names_));
-  physical_channel_names_.InternalSwap(CastToBase(&other->physical_channel_names_));
-  aliases_.InternalSwap(CastToBase(&other->aliases_));
-  CastToBase(&start_positions_)->InternalSwap(CastToBase(&other->start_positions_));
-  collection_name_.Swap(&other->collection_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(status_, other->status_);
-  swap(schema_, other->schema_);
-  swap(collectionid_, other->collectionid_);
-  swap(created_timestamp_, other->created_timestamp_);
-  swap(created_utc_timestamp_, other->created_utc_timestamp_);
-  swap(shards_num_, other->shards_num_);
-  swap(consistency_level_, other->consistency_level_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata DescribeCollectionResponse::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void LoadCollectionRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_LoadCollectionRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class LoadCollectionRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const LoadCollectionRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-LoadCollectionRequest::_Internal::base(const LoadCollectionRequest* msg) {
-  return *msg->base_;
-}
-void LoadCollectionRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-LoadCollectionRequest::LoadCollectionRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.LoadCollectionRequest)
-}
-LoadCollectionRequest::LoadCollectionRequest(const LoadCollectionRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.db_name().empty()) {
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.collection_name().empty()) {
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  replica_number_ = from.replica_number_;
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.LoadCollectionRequest)
-}
-
-void LoadCollectionRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_LoadCollectionRequest_milvus_2eproto.base);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  ::memset(&base_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&replica_number_) -
-      reinterpret_cast<char*>(&base_)) + sizeof(replica_number_));
-}
-
-LoadCollectionRequest::~LoadCollectionRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.LoadCollectionRequest)
-  SharedDtor();
-}
-
-void LoadCollectionRequest::SharedDtor() {
-  db_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void LoadCollectionRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const LoadCollectionRequest& LoadCollectionRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_LoadCollectionRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void LoadCollectionRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.LoadCollectionRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  replica_number_ = 0;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* LoadCollectionRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string db_name = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_db_name(), ptr, ctx, "milvus.proto.milvus.LoadCollectionRequest.db_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string collection_name = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_collection_name(), ptr, ctx, "milvus.proto.milvus.LoadCollectionRequest.collection_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int32 replica_number = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 32)) {
-          replica_number_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool LoadCollectionRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.LoadCollectionRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string db_name = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_db_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->db_name().data(), static_cast<int>(this->db_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.LoadCollectionRequest.db_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string collection_name = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_collection_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.LoadCollectionRequest.collection_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int32 replica_number = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (32 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int32, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT32>(
-                 input, &replica_number_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.LoadCollectionRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.LoadCollectionRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void LoadCollectionRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.LoadCollectionRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.LoadCollectionRequest.db_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->db_name(), output);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.LoadCollectionRequest.collection_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->collection_name(), output);
-  }
-
-  // int32 replica_number = 4;
-  if (this->replica_number() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt32(4, this->replica_number(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.LoadCollectionRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* LoadCollectionRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.LoadCollectionRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.LoadCollectionRequest.db_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->db_name(), target);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.LoadCollectionRequest.collection_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->collection_name(), target);
-  }
-
-  // int32 replica_number = 4;
-  if (this->replica_number() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt32ToArray(4, this->replica_number(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.LoadCollectionRequest)
-  return target;
-}
-
-size_t LoadCollectionRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.LoadCollectionRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->db_name());
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->collection_name());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  // int32 replica_number = 4;
-  if (this->replica_number() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int32Size(
-        this->replica_number());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void LoadCollectionRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.LoadCollectionRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const LoadCollectionRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<LoadCollectionRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.LoadCollectionRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.LoadCollectionRequest)
-    MergeFrom(*source);
-  }
-}
-
-void LoadCollectionRequest::MergeFrom(const LoadCollectionRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.LoadCollectionRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.db_name().size() > 0) {
-
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  if (from.collection_name().size() > 0) {
-
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-  if (from.replica_number() != 0) {
-    set_replica_number(from.replica_number());
-  }
-}
-
-void LoadCollectionRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.LoadCollectionRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void LoadCollectionRequest::CopyFrom(const LoadCollectionRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.LoadCollectionRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool LoadCollectionRequest::IsInitialized() const {
-  return true;
-}
-
-void LoadCollectionRequest::InternalSwap(LoadCollectionRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  db_name_.Swap(&other->db_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  collection_name_.Swap(&other->collection_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-  swap(replica_number_, other->replica_number_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata LoadCollectionRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void ReleaseCollectionRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_ReleaseCollectionRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class ReleaseCollectionRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const ReleaseCollectionRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-ReleaseCollectionRequest::_Internal::base(const ReleaseCollectionRequest* msg) {
-  return *msg->base_;
-}
-void ReleaseCollectionRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-ReleaseCollectionRequest::ReleaseCollectionRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.ReleaseCollectionRequest)
-}
-ReleaseCollectionRequest::ReleaseCollectionRequest(const ReleaseCollectionRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.db_name().empty()) {
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.collection_name().empty()) {
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.ReleaseCollectionRequest)
-}
-
-void ReleaseCollectionRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_ReleaseCollectionRequest_milvus_2eproto.base);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  base_ = nullptr;
-}
-
-ReleaseCollectionRequest::~ReleaseCollectionRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.ReleaseCollectionRequest)
-  SharedDtor();
-}
-
-void ReleaseCollectionRequest::SharedDtor() {
-  db_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void ReleaseCollectionRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const ReleaseCollectionRequest& ReleaseCollectionRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_ReleaseCollectionRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void ReleaseCollectionRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.ReleaseCollectionRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* ReleaseCollectionRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string db_name = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_db_name(), ptr, ctx, "milvus.proto.milvus.ReleaseCollectionRequest.db_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string collection_name = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_collection_name(), ptr, ctx, "milvus.proto.milvus.ReleaseCollectionRequest.collection_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool ReleaseCollectionRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.ReleaseCollectionRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string db_name = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_db_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->db_name().data(), static_cast<int>(this->db_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.ReleaseCollectionRequest.db_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string collection_name = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_collection_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.ReleaseCollectionRequest.collection_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.ReleaseCollectionRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.ReleaseCollectionRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void ReleaseCollectionRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.ReleaseCollectionRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ReleaseCollectionRequest.db_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->db_name(), output);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ReleaseCollectionRequest.collection_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->collection_name(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.ReleaseCollectionRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* ReleaseCollectionRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.ReleaseCollectionRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ReleaseCollectionRequest.db_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->db_name(), target);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ReleaseCollectionRequest.collection_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->collection_name(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.ReleaseCollectionRequest)
-  return target;
-}
-
-size_t ReleaseCollectionRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.ReleaseCollectionRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->db_name());
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->collection_name());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void ReleaseCollectionRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.ReleaseCollectionRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const ReleaseCollectionRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<ReleaseCollectionRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.ReleaseCollectionRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.ReleaseCollectionRequest)
-    MergeFrom(*source);
-  }
-}
-
-void ReleaseCollectionRequest::MergeFrom(const ReleaseCollectionRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.ReleaseCollectionRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.db_name().size() > 0) {
-
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  if (from.collection_name().size() > 0) {
-
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-}
-
-void ReleaseCollectionRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.ReleaseCollectionRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void ReleaseCollectionRequest::CopyFrom(const ReleaseCollectionRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.ReleaseCollectionRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool ReleaseCollectionRequest::IsInitialized() const {
-  return true;
-}
-
-void ReleaseCollectionRequest::InternalSwap(ReleaseCollectionRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  db_name_.Swap(&other->db_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  collection_name_.Swap(&other->collection_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata ReleaseCollectionRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void GetCollectionStatisticsRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_GetCollectionStatisticsRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class GetCollectionStatisticsRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const GetCollectionStatisticsRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-GetCollectionStatisticsRequest::_Internal::base(const GetCollectionStatisticsRequest* msg) {
-  return *msg->base_;
-}
-void GetCollectionStatisticsRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-GetCollectionStatisticsRequest::GetCollectionStatisticsRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.GetCollectionStatisticsRequest)
-}
-GetCollectionStatisticsRequest::GetCollectionStatisticsRequest(const GetCollectionStatisticsRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.db_name().empty()) {
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.collection_name().empty()) {
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.GetCollectionStatisticsRequest)
-}
-
-void GetCollectionStatisticsRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_GetCollectionStatisticsRequest_milvus_2eproto.base);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  base_ = nullptr;
-}
-
-GetCollectionStatisticsRequest::~GetCollectionStatisticsRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.GetCollectionStatisticsRequest)
-  SharedDtor();
-}
-
-void GetCollectionStatisticsRequest::SharedDtor() {
-  db_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void GetCollectionStatisticsRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const GetCollectionStatisticsRequest& GetCollectionStatisticsRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_GetCollectionStatisticsRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void GetCollectionStatisticsRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.GetCollectionStatisticsRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* GetCollectionStatisticsRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string db_name = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_db_name(), ptr, ctx, "milvus.proto.milvus.GetCollectionStatisticsRequest.db_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string collection_name = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_collection_name(), ptr, ctx, "milvus.proto.milvus.GetCollectionStatisticsRequest.collection_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool GetCollectionStatisticsRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.GetCollectionStatisticsRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string db_name = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_db_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->db_name().data(), static_cast<int>(this->db_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.GetCollectionStatisticsRequest.db_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string collection_name = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_collection_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.GetCollectionStatisticsRequest.collection_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.GetCollectionStatisticsRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.GetCollectionStatisticsRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void GetCollectionStatisticsRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.GetCollectionStatisticsRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetCollectionStatisticsRequest.db_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->db_name(), output);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetCollectionStatisticsRequest.collection_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->collection_name(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.GetCollectionStatisticsRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* GetCollectionStatisticsRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.GetCollectionStatisticsRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetCollectionStatisticsRequest.db_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->db_name(), target);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetCollectionStatisticsRequest.collection_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->collection_name(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.GetCollectionStatisticsRequest)
-  return target;
-}
-
-size_t GetCollectionStatisticsRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.GetCollectionStatisticsRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->db_name());
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->collection_name());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void GetCollectionStatisticsRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.GetCollectionStatisticsRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const GetCollectionStatisticsRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<GetCollectionStatisticsRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.GetCollectionStatisticsRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.GetCollectionStatisticsRequest)
-    MergeFrom(*source);
-  }
-}
-
-void GetCollectionStatisticsRequest::MergeFrom(const GetCollectionStatisticsRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.GetCollectionStatisticsRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.db_name().size() > 0) {
-
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  if (from.collection_name().size() > 0) {
-
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-}
-
-void GetCollectionStatisticsRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.GetCollectionStatisticsRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void GetCollectionStatisticsRequest::CopyFrom(const GetCollectionStatisticsRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.GetCollectionStatisticsRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool GetCollectionStatisticsRequest::IsInitialized() const {
-  return true;
-}
-
-void GetCollectionStatisticsRequest::InternalSwap(GetCollectionStatisticsRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  db_name_.Swap(&other->db_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  collection_name_.Swap(&other->collection_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata GetCollectionStatisticsRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void GetCollectionStatisticsResponse::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_GetCollectionStatisticsResponse_default_instance_._instance.get_mutable()->status_ = const_cast< ::milvus::proto::common::Status*>(
-      ::milvus::proto::common::Status::internal_default_instance());
-}
-class GetCollectionStatisticsResponse::_Internal {
- public:
-  static const ::milvus::proto::common::Status& status(const GetCollectionStatisticsResponse* msg);
-};
-
-const ::milvus::proto::common::Status&
-GetCollectionStatisticsResponse::_Internal::status(const GetCollectionStatisticsResponse* msg) {
-  return *msg->status_;
-}
-void GetCollectionStatisticsResponse::clear_status() {
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-}
-void GetCollectionStatisticsResponse::clear_stats() {
-  stats_.Clear();
-}
-GetCollectionStatisticsResponse::GetCollectionStatisticsResponse()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.GetCollectionStatisticsResponse)
-}
-GetCollectionStatisticsResponse::GetCollectionStatisticsResponse(const GetCollectionStatisticsResponse& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      stats_(from.stats_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  if (from.has_status()) {
-    status_ = new ::milvus::proto::common::Status(*from.status_);
-  } else {
-    status_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.GetCollectionStatisticsResponse)
-}
-
-void GetCollectionStatisticsResponse::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_GetCollectionStatisticsResponse_milvus_2eproto.base);
-  status_ = nullptr;
-}
-
-GetCollectionStatisticsResponse::~GetCollectionStatisticsResponse() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.GetCollectionStatisticsResponse)
-  SharedDtor();
-}
-
-void GetCollectionStatisticsResponse::SharedDtor() {
-  if (this != internal_default_instance()) delete status_;
-}
-
-void GetCollectionStatisticsResponse::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const GetCollectionStatisticsResponse& GetCollectionStatisticsResponse::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_GetCollectionStatisticsResponse_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void GetCollectionStatisticsResponse::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.GetCollectionStatisticsResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  stats_.Clear();
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* GetCollectionStatisticsResponse::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.Status status = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_status(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated .milvus.proto.common.KeyValuePair stats = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ctx->ParseMessage(add_stats(), ptr);
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 18);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool GetCollectionStatisticsResponse::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.GetCollectionStatisticsResponse)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.Status status = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_status()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated .milvus.proto.common.KeyValuePair stats = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-                input, add_stats()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.GetCollectionStatisticsResponse)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.GetCollectionStatisticsResponse)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void GetCollectionStatisticsResponse::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.GetCollectionStatisticsResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::status(this), output);
-  }
-
-  // repeated .milvus.proto.common.KeyValuePair stats = 2;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->stats_size()); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      2,
-      this->stats(static_cast<int>(i)),
-      output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.GetCollectionStatisticsResponse)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* GetCollectionStatisticsResponse::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.GetCollectionStatisticsResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::status(this), target);
-  }
-
-  // repeated .milvus.proto.common.KeyValuePair stats = 2;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->stats_size()); i < n; i++) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        2, this->stats(static_cast<int>(i)), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.GetCollectionStatisticsResponse)
-  return target;
-}
-
-size_t GetCollectionStatisticsResponse::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.GetCollectionStatisticsResponse)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated .milvus.proto.common.KeyValuePair stats = 2;
-  {
-    unsigned int count = static_cast<unsigned int>(this->stats_size());
-    total_size += 1UL * count;
-    for (unsigned int i = 0; i < count; i++) {
-      total_size +=
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-          this->stats(static_cast<int>(i)));
-    }
-  }
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *status_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void GetCollectionStatisticsResponse::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.GetCollectionStatisticsResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  const GetCollectionStatisticsResponse* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<GetCollectionStatisticsResponse>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.GetCollectionStatisticsResponse)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.GetCollectionStatisticsResponse)
-    MergeFrom(*source);
-  }
-}
-
-void GetCollectionStatisticsResponse::MergeFrom(const GetCollectionStatisticsResponse& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.GetCollectionStatisticsResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  stats_.MergeFrom(from.stats_);
-  if (from.has_status()) {
-    mutable_status()->::milvus::proto::common::Status::MergeFrom(from.status());
-  }
-}
-
-void GetCollectionStatisticsResponse::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.GetCollectionStatisticsResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void GetCollectionStatisticsResponse::CopyFrom(const GetCollectionStatisticsResponse& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.GetCollectionStatisticsResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool GetCollectionStatisticsResponse::IsInitialized() const {
-  return true;
-}
-
-void GetCollectionStatisticsResponse::InternalSwap(GetCollectionStatisticsResponse* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  CastToBase(&stats_)->InternalSwap(CastToBase(&other->stats_));
-  swap(status_, other->status_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata GetCollectionStatisticsResponse::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void ShowCollectionsRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_ShowCollectionsRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class ShowCollectionsRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const ShowCollectionsRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-ShowCollectionsRequest::_Internal::base(const ShowCollectionsRequest* msg) {
-  return *msg->base_;
-}
-void ShowCollectionsRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-ShowCollectionsRequest::ShowCollectionsRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.ShowCollectionsRequest)
-}
-ShowCollectionsRequest::ShowCollectionsRequest(const ShowCollectionsRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      collection_names_(from.collection_names_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.db_name().empty()) {
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  ::memcpy(&time_stamp_, &from.time_stamp_,
-    static_cast<size_t>(reinterpret_cast<char*>(&type_) -
-    reinterpret_cast<char*>(&time_stamp_)) + sizeof(type_));
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.ShowCollectionsRequest)
-}
-
-void ShowCollectionsRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_ShowCollectionsRequest_milvus_2eproto.base);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  ::memset(&base_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&type_) -
-      reinterpret_cast<char*>(&base_)) + sizeof(type_));
-}
-
-ShowCollectionsRequest::~ShowCollectionsRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.ShowCollectionsRequest)
-  SharedDtor();
-}
-
-void ShowCollectionsRequest::SharedDtor() {
-  db_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void ShowCollectionsRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const ShowCollectionsRequest& ShowCollectionsRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_ShowCollectionsRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void ShowCollectionsRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.ShowCollectionsRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  collection_names_.Clear();
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  ::memset(&time_stamp_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&type_) -
-      reinterpret_cast<char*>(&time_stamp_)) + sizeof(type_));
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* ShowCollectionsRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string db_name = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_db_name(), ptr, ctx, "milvus.proto.milvus.ShowCollectionsRequest.db_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // uint64 time_stamp = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 24)) {
-          time_stamp_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // .milvus.proto.milvus.ShowType type = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 32)) {
-          ::PROTOBUF_NAMESPACE_ID::uint64 val = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-          set_type(static_cast<::milvus::proto::milvus::ShowType>(val));
-        } else goto handle_unusual;
-        continue;
-      // repeated string collection_names = 5;
-      case 5:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 42)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(add_collection_names(), ptr, ctx, "milvus.proto.milvus.ShowCollectionsRequest.collection_names");
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 42);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool ShowCollectionsRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.ShowCollectionsRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string db_name = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_db_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->db_name().data(), static_cast<int>(this->db_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.ShowCollectionsRequest.db_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // uint64 time_stamp = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (24 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::uint64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_UINT64>(
-                 input, &time_stamp_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // .milvus.proto.milvus.ShowType type = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (32 & 0xFF)) {
-          int value = 0;
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   int, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_ENUM>(
-                 input, &value)));
-          set_type(static_cast< ::milvus::proto::milvus::ShowType >(value));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated string collection_names = 5;
-      case 5: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (42 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->add_collection_names()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collection_names(this->collection_names_size() - 1).data(),
-            static_cast<int>(this->collection_names(this->collection_names_size() - 1).length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.ShowCollectionsRequest.collection_names"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.ShowCollectionsRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.ShowCollectionsRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void ShowCollectionsRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.ShowCollectionsRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ShowCollectionsRequest.db_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->db_name(), output);
-  }
-
-  // uint64 time_stamp = 3;
-  if (this->time_stamp() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt64(3, this->time_stamp(), output);
-  }
-
-  // .milvus.proto.milvus.ShowType type = 4;
-  if (this->type() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteEnum(
-      4, this->type(), output);
-  }
-
-  // repeated string collection_names = 5;
-  for (int i = 0, n = this->collection_names_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_names(i).data(), static_cast<int>(this->collection_names(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ShowCollectionsRequest.collection_names");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteString(
-      5, this->collection_names(i), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.ShowCollectionsRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* ShowCollectionsRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.ShowCollectionsRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ShowCollectionsRequest.db_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->db_name(), target);
-  }
-
-  // uint64 time_stamp = 3;
-  if (this->time_stamp() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt64ToArray(3, this->time_stamp(), target);
-  }
-
-  // .milvus.proto.milvus.ShowType type = 4;
-  if (this->type() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteEnumToArray(
-      4, this->type(), target);
-  }
-
-  // repeated string collection_names = 5;
-  for (int i = 0, n = this->collection_names_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_names(i).data(), static_cast<int>(this->collection_names(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ShowCollectionsRequest.collection_names");
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteStringToArray(5, this->collection_names(i), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.ShowCollectionsRequest)
-  return target;
-}
-
-size_t ShowCollectionsRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.ShowCollectionsRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated string collection_names = 5;
-  total_size += 1 *
-      ::PROTOBUF_NAMESPACE_ID::internal::FromIntSize(this->collection_names_size());
-  for (int i = 0, n = this->collection_names_size(); i < n; i++) {
-    total_size += ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-      this->collection_names(i));
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->db_name());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  // uint64 time_stamp = 3;
-  if (this->time_stamp() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::UInt64Size(
-        this->time_stamp());
-  }
-
-  // .milvus.proto.milvus.ShowType type = 4;
-  if (this->type() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::EnumSize(this->type());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void ShowCollectionsRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.ShowCollectionsRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const ShowCollectionsRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<ShowCollectionsRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.ShowCollectionsRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.ShowCollectionsRequest)
-    MergeFrom(*source);
-  }
-}
-
-void ShowCollectionsRequest::MergeFrom(const ShowCollectionsRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.ShowCollectionsRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  collection_names_.MergeFrom(from.collection_names_);
-  if (from.db_name().size() > 0) {
-
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-  if (from.time_stamp() != 0) {
-    set_time_stamp(from.time_stamp());
-  }
-  if (from.type() != 0) {
-    set_type(from.type());
-  }
-}
-
-void ShowCollectionsRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.ShowCollectionsRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void ShowCollectionsRequest::CopyFrom(const ShowCollectionsRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.ShowCollectionsRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool ShowCollectionsRequest::IsInitialized() const {
-  return true;
-}
-
-void ShowCollectionsRequest::InternalSwap(ShowCollectionsRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  collection_names_.InternalSwap(CastToBase(&other->collection_names_));
-  db_name_.Swap(&other->db_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-  swap(time_stamp_, other->time_stamp_);
-  swap(type_, other->type_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata ShowCollectionsRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void ShowCollectionsResponse::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_ShowCollectionsResponse_default_instance_._instance.get_mutable()->status_ = const_cast< ::milvus::proto::common::Status*>(
-      ::milvus::proto::common::Status::internal_default_instance());
-}
-class ShowCollectionsResponse::_Internal {
- public:
-  static const ::milvus::proto::common::Status& status(const ShowCollectionsResponse* msg);
-};
-
-const ::milvus::proto::common::Status&
-ShowCollectionsResponse::_Internal::status(const ShowCollectionsResponse* msg) {
-  return *msg->status_;
-}
-void ShowCollectionsResponse::clear_status() {
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-}
-ShowCollectionsResponse::ShowCollectionsResponse()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.ShowCollectionsResponse)
-}
-ShowCollectionsResponse::ShowCollectionsResponse(const ShowCollectionsResponse& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      collection_names_(from.collection_names_),
-      collection_ids_(from.collection_ids_),
-      created_timestamps_(from.created_timestamps_),
-      created_utc_timestamps_(from.created_utc_timestamps_),
-      inmemory_percentages_(from.inmemory_percentages_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  if (from.has_status()) {
-    status_ = new ::milvus::proto::common::Status(*from.status_);
-  } else {
-    status_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.ShowCollectionsResponse)
-}
-
-void ShowCollectionsResponse::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_ShowCollectionsResponse_milvus_2eproto.base);
-  status_ = nullptr;
-}
-
-ShowCollectionsResponse::~ShowCollectionsResponse() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.ShowCollectionsResponse)
-  SharedDtor();
-}
-
-void ShowCollectionsResponse::SharedDtor() {
-  if (this != internal_default_instance()) delete status_;
-}
-
-void ShowCollectionsResponse::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const ShowCollectionsResponse& ShowCollectionsResponse::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_ShowCollectionsResponse_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void ShowCollectionsResponse::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.ShowCollectionsResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  collection_names_.Clear();
-  collection_ids_.Clear();
-  created_timestamps_.Clear();
-  created_utc_timestamps_.Clear();
-  inmemory_percentages_.Clear();
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* ShowCollectionsResponse::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.Status status = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_status(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated string collection_names = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(add_collection_names(), ptr, ctx, "milvus.proto.milvus.ShowCollectionsResponse.collection_names");
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 18);
-        } else goto handle_unusual;
-        continue;
-      // repeated int64 collection_ids = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::PackedInt64Parser(mutable_collection_ids(), ptr, ctx);
-          CHK_(ptr);
-        } else if (static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 24) {
-          add_collection_ids(::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr));
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated uint64 created_timestamps = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 34)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::PackedUInt64Parser(mutable_created_timestamps(), ptr, ctx);
-          CHK_(ptr);
-        } else if (static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 32) {
-          add_created_timestamps(::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr));
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated uint64 created_utc_timestamps = 5;
-      case 5:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 42)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::PackedUInt64Parser(mutable_created_utc_timestamps(), ptr, ctx);
-          CHK_(ptr);
-        } else if (static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 40) {
-          add_created_utc_timestamps(::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr));
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated int64 inMemory_percentages = 6;
-      case 6:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 50)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::PackedInt64Parser(mutable_inmemory_percentages(), ptr, ctx);
-          CHK_(ptr);
-        } else if (static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 48) {
-          add_inmemory_percentages(::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr));
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool ShowCollectionsResponse::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.ShowCollectionsResponse)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.Status status = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_status()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated string collection_names = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->add_collection_names()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collection_names(this->collection_names_size() - 1).data(),
-            static_cast<int>(this->collection_names(this->collection_names_size() - 1).length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.ShowCollectionsResponse.collection_names"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated int64 collection_ids = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPackedPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, this->mutable_collection_ids())));
-        } else if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (24 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadRepeatedPrimitiveNoInline<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 1, 26u, input, this->mutable_collection_ids())));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated uint64 created_timestamps = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (34 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPackedPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::uint64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_UINT64>(
-                 input, this->mutable_created_timestamps())));
-        } else if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (32 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadRepeatedPrimitiveNoInline<
-                   ::PROTOBUF_NAMESPACE_ID::uint64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_UINT64>(
-                 1, 34u, input, this->mutable_created_timestamps())));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated uint64 created_utc_timestamps = 5;
-      case 5: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (42 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPackedPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::uint64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_UINT64>(
-                 input, this->mutable_created_utc_timestamps())));
-        } else if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (40 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadRepeatedPrimitiveNoInline<
-                   ::PROTOBUF_NAMESPACE_ID::uint64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_UINT64>(
-                 1, 42u, input, this->mutable_created_utc_timestamps())));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated int64 inMemory_percentages = 6;
-      case 6: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (50 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPackedPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, this->mutable_inmemory_percentages())));
-        } else if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (48 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadRepeatedPrimitiveNoInline<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 1, 50u, input, this->mutable_inmemory_percentages())));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.ShowCollectionsResponse)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.ShowCollectionsResponse)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void ShowCollectionsResponse::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.ShowCollectionsResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::status(this), output);
-  }
-
-  // repeated string collection_names = 2;
-  for (int i = 0, n = this->collection_names_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_names(i).data(), static_cast<int>(this->collection_names(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ShowCollectionsResponse.collection_names");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteString(
-      2, this->collection_names(i), output);
-  }
-
-  // repeated int64 collection_ids = 3;
-  if (this->collection_ids_size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTag(3, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED, output);
-    output->WriteVarint32(_collection_ids_cached_byte_size_.load(
-        std::memory_order_relaxed));
-  }
-  for (int i = 0, n = this->collection_ids_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64NoTag(
-      this->collection_ids(i), output);
-  }
-
-  // repeated uint64 created_timestamps = 4;
-  if (this->created_timestamps_size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTag(4, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED, output);
-    output->WriteVarint32(_created_timestamps_cached_byte_size_.load(
-        std::memory_order_relaxed));
-  }
-  for (int i = 0, n = this->created_timestamps_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt64NoTag(
-      this->created_timestamps(i), output);
-  }
-
-  // repeated uint64 created_utc_timestamps = 5;
-  if (this->created_utc_timestamps_size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTag(5, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED, output);
-    output->WriteVarint32(_created_utc_timestamps_cached_byte_size_.load(
-        std::memory_order_relaxed));
-  }
-  for (int i = 0, n = this->created_utc_timestamps_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt64NoTag(
-      this->created_utc_timestamps(i), output);
-  }
-
-  // repeated int64 inMemory_percentages = 6;
-  if (this->inmemory_percentages_size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTag(6, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED, output);
-    output->WriteVarint32(_inmemory_percentages_cached_byte_size_.load(
-        std::memory_order_relaxed));
-  }
-  for (int i = 0, n = this->inmemory_percentages_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64NoTag(
-      this->inmemory_percentages(i), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.ShowCollectionsResponse)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* ShowCollectionsResponse::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.ShowCollectionsResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::status(this), target);
-  }
-
-  // repeated string collection_names = 2;
-  for (int i = 0, n = this->collection_names_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_names(i).data(), static_cast<int>(this->collection_names(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ShowCollectionsResponse.collection_names");
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteStringToArray(2, this->collection_names(i), target);
-  }
-
-  // repeated int64 collection_ids = 3;
-  if (this->collection_ids_size() > 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTagToArray(
-      3,
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED,
-      target);
-    target = ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream::WriteVarint32ToArray(
-        _collection_ids_cached_byte_size_.load(std::memory_order_relaxed),
-         target);
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteInt64NoTagToArray(this->collection_ids_, target);
-  }
-
-  // repeated uint64 created_timestamps = 4;
-  if (this->created_timestamps_size() > 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTagToArray(
-      4,
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED,
-      target);
-    target = ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream::WriteVarint32ToArray(
-        _created_timestamps_cached_byte_size_.load(std::memory_order_relaxed),
-         target);
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteUInt64NoTagToArray(this->created_timestamps_, target);
-  }
-
-  // repeated uint64 created_utc_timestamps = 5;
-  if (this->created_utc_timestamps_size() > 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTagToArray(
-      5,
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED,
-      target);
-    target = ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream::WriteVarint32ToArray(
-        _created_utc_timestamps_cached_byte_size_.load(std::memory_order_relaxed),
-         target);
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteUInt64NoTagToArray(this->created_utc_timestamps_, target);
-  }
-
-  // repeated int64 inMemory_percentages = 6;
-  if (this->inmemory_percentages_size() > 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTagToArray(
-      6,
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED,
-      target);
-    target = ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream::WriteVarint32ToArray(
-        _inmemory_percentages_cached_byte_size_.load(std::memory_order_relaxed),
-         target);
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteInt64NoTagToArray(this->inmemory_percentages_, target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.ShowCollectionsResponse)
-  return target;
-}
-
-size_t ShowCollectionsResponse::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.ShowCollectionsResponse)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated string collection_names = 2;
-  total_size += 1 *
-      ::PROTOBUF_NAMESPACE_ID::internal::FromIntSize(this->collection_names_size());
-  for (int i = 0, n = this->collection_names_size(); i < n; i++) {
-    total_size += ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-      this->collection_names(i));
-  }
-
-  // repeated int64 collection_ids = 3;
-  {
-    size_t data_size = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      Int64Size(this->collection_ids_);
-    if (data_size > 0) {
-      total_size += 1 +
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int32Size(
-            static_cast<::PROTOBUF_NAMESPACE_ID::int32>(data_size));
-    }
-    int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(data_size);
-    _collection_ids_cached_byte_size_.store(cached_size,
-                                    std::memory_order_relaxed);
-    total_size += data_size;
-  }
-
-  // repeated uint64 created_timestamps = 4;
-  {
-    size_t data_size = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      UInt64Size(this->created_timestamps_);
-    if (data_size > 0) {
-      total_size += 1 +
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int32Size(
-            static_cast<::PROTOBUF_NAMESPACE_ID::int32>(data_size));
-    }
-    int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(data_size);
-    _created_timestamps_cached_byte_size_.store(cached_size,
-                                    std::memory_order_relaxed);
-    total_size += data_size;
-  }
-
-  // repeated uint64 created_utc_timestamps = 5;
-  {
-    size_t data_size = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      UInt64Size(this->created_utc_timestamps_);
-    if (data_size > 0) {
-      total_size += 1 +
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int32Size(
-            static_cast<::PROTOBUF_NAMESPACE_ID::int32>(data_size));
-    }
-    int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(data_size);
-    _created_utc_timestamps_cached_byte_size_.store(cached_size,
-                                    std::memory_order_relaxed);
-    total_size += data_size;
-  }
-
-  // repeated int64 inMemory_percentages = 6;
-  {
-    size_t data_size = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      Int64Size(this->inmemory_percentages_);
-    if (data_size > 0) {
-      total_size += 1 +
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int32Size(
-            static_cast<::PROTOBUF_NAMESPACE_ID::int32>(data_size));
-    }
-    int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(data_size);
-    _inmemory_percentages_cached_byte_size_.store(cached_size,
-                                    std::memory_order_relaxed);
-    total_size += data_size;
-  }
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *status_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void ShowCollectionsResponse::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.ShowCollectionsResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  const ShowCollectionsResponse* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<ShowCollectionsResponse>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.ShowCollectionsResponse)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.ShowCollectionsResponse)
-    MergeFrom(*source);
-  }
-}
-
-void ShowCollectionsResponse::MergeFrom(const ShowCollectionsResponse& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.ShowCollectionsResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  collection_names_.MergeFrom(from.collection_names_);
-  collection_ids_.MergeFrom(from.collection_ids_);
-  created_timestamps_.MergeFrom(from.created_timestamps_);
-  created_utc_timestamps_.MergeFrom(from.created_utc_timestamps_);
-  inmemory_percentages_.MergeFrom(from.inmemory_percentages_);
-  if (from.has_status()) {
-    mutable_status()->::milvus::proto::common::Status::MergeFrom(from.status());
-  }
-}
-
-void ShowCollectionsResponse::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.ShowCollectionsResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void ShowCollectionsResponse::CopyFrom(const ShowCollectionsResponse& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.ShowCollectionsResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool ShowCollectionsResponse::IsInitialized() const {
-  return true;
-}
-
-void ShowCollectionsResponse::InternalSwap(ShowCollectionsResponse* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  collection_names_.InternalSwap(CastToBase(&other->collection_names_));
-  collection_ids_.InternalSwap(&other->collection_ids_);
-  created_timestamps_.InternalSwap(&other->created_timestamps_);
-  created_utc_timestamps_.InternalSwap(&other->created_utc_timestamps_);
-  inmemory_percentages_.InternalSwap(&other->inmemory_percentages_);
-  swap(status_, other->status_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata ShowCollectionsResponse::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void CreatePartitionRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_CreatePartitionRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class CreatePartitionRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const CreatePartitionRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-CreatePartitionRequest::_Internal::base(const CreatePartitionRequest* msg) {
-  return *msg->base_;
-}
-void CreatePartitionRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-CreatePartitionRequest::CreatePartitionRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.CreatePartitionRequest)
-}
-CreatePartitionRequest::CreatePartitionRequest(const CreatePartitionRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.db_name().empty()) {
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.collection_name().empty()) {
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  partition_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.partition_name().empty()) {
-    partition_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.partition_name_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.CreatePartitionRequest)
-}
-
-void CreatePartitionRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_CreatePartitionRequest_milvus_2eproto.base);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  partition_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  base_ = nullptr;
-}
-
-CreatePartitionRequest::~CreatePartitionRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.CreatePartitionRequest)
-  SharedDtor();
-}
-
-void CreatePartitionRequest::SharedDtor() {
-  db_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  partition_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void CreatePartitionRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const CreatePartitionRequest& CreatePartitionRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_CreatePartitionRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void CreatePartitionRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.CreatePartitionRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  partition_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* CreatePartitionRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string db_name = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_db_name(), ptr, ctx, "milvus.proto.milvus.CreatePartitionRequest.db_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string collection_name = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_collection_name(), ptr, ctx, "milvus.proto.milvus.CreatePartitionRequest.collection_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string partition_name = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 34)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_partition_name(), ptr, ctx, "milvus.proto.milvus.CreatePartitionRequest.partition_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool CreatePartitionRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.CreatePartitionRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string db_name = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_db_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->db_name().data(), static_cast<int>(this->db_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.CreatePartitionRequest.db_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string collection_name = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_collection_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.CreatePartitionRequest.collection_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string partition_name = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (34 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_partition_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->partition_name().data(), static_cast<int>(this->partition_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.CreatePartitionRequest.partition_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.CreatePartitionRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.CreatePartitionRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void CreatePartitionRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.CreatePartitionRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.CreatePartitionRequest.db_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->db_name(), output);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.CreatePartitionRequest.collection_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->collection_name(), output);
-  }
-
-  // string partition_name = 4;
-  if (this->partition_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->partition_name().data(), static_cast<int>(this->partition_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.CreatePartitionRequest.partition_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      4, this->partition_name(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.CreatePartitionRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* CreatePartitionRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.CreatePartitionRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.CreatePartitionRequest.db_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->db_name(), target);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.CreatePartitionRequest.collection_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->collection_name(), target);
-  }
-
-  // string partition_name = 4;
-  if (this->partition_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->partition_name().data(), static_cast<int>(this->partition_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.CreatePartitionRequest.partition_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        4, this->partition_name(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.CreatePartitionRequest)
-  return target;
-}
-
-size_t CreatePartitionRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.CreatePartitionRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->db_name());
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->collection_name());
-  }
-
-  // string partition_name = 4;
-  if (this->partition_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->partition_name());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void CreatePartitionRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.CreatePartitionRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const CreatePartitionRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<CreatePartitionRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.CreatePartitionRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.CreatePartitionRequest)
-    MergeFrom(*source);
-  }
-}
-
-void CreatePartitionRequest::MergeFrom(const CreatePartitionRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.CreatePartitionRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.db_name().size() > 0) {
-
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  if (from.collection_name().size() > 0) {
-
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.partition_name().size() > 0) {
-
-    partition_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.partition_name_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-}
-
-void CreatePartitionRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.CreatePartitionRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void CreatePartitionRequest::CopyFrom(const CreatePartitionRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.CreatePartitionRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool CreatePartitionRequest::IsInitialized() const {
-  return true;
-}
-
-void CreatePartitionRequest::InternalSwap(CreatePartitionRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  db_name_.Swap(&other->db_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  collection_name_.Swap(&other->collection_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  partition_name_.Swap(&other->partition_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata CreatePartitionRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void DropPartitionRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_DropPartitionRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class DropPartitionRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const DropPartitionRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-DropPartitionRequest::_Internal::base(const DropPartitionRequest* msg) {
-  return *msg->base_;
-}
-void DropPartitionRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-DropPartitionRequest::DropPartitionRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.DropPartitionRequest)
-}
-DropPartitionRequest::DropPartitionRequest(const DropPartitionRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.db_name().empty()) {
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.collection_name().empty()) {
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  partition_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.partition_name().empty()) {
-    partition_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.partition_name_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.DropPartitionRequest)
-}
-
-void DropPartitionRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_DropPartitionRequest_milvus_2eproto.base);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  partition_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  base_ = nullptr;
-}
-
-DropPartitionRequest::~DropPartitionRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.DropPartitionRequest)
-  SharedDtor();
-}
-
-void DropPartitionRequest::SharedDtor() {
-  db_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  partition_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void DropPartitionRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const DropPartitionRequest& DropPartitionRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_DropPartitionRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void DropPartitionRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.DropPartitionRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  partition_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* DropPartitionRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string db_name = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_db_name(), ptr, ctx, "milvus.proto.milvus.DropPartitionRequest.db_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string collection_name = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_collection_name(), ptr, ctx, "milvus.proto.milvus.DropPartitionRequest.collection_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string partition_name = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 34)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_partition_name(), ptr, ctx, "milvus.proto.milvus.DropPartitionRequest.partition_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool DropPartitionRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.DropPartitionRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string db_name = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_db_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->db_name().data(), static_cast<int>(this->db_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.DropPartitionRequest.db_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string collection_name = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_collection_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.DropPartitionRequest.collection_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string partition_name = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (34 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_partition_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->partition_name().data(), static_cast<int>(this->partition_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.DropPartitionRequest.partition_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.DropPartitionRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.DropPartitionRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void DropPartitionRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.DropPartitionRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DropPartitionRequest.db_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->db_name(), output);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DropPartitionRequest.collection_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->collection_name(), output);
-  }
-
-  // string partition_name = 4;
-  if (this->partition_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->partition_name().data(), static_cast<int>(this->partition_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DropPartitionRequest.partition_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      4, this->partition_name(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.DropPartitionRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* DropPartitionRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.DropPartitionRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DropPartitionRequest.db_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->db_name(), target);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DropPartitionRequest.collection_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->collection_name(), target);
-  }
-
-  // string partition_name = 4;
-  if (this->partition_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->partition_name().data(), static_cast<int>(this->partition_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DropPartitionRequest.partition_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        4, this->partition_name(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.DropPartitionRequest)
-  return target;
-}
-
-size_t DropPartitionRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.DropPartitionRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->db_name());
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->collection_name());
-  }
-
-  // string partition_name = 4;
-  if (this->partition_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->partition_name());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void DropPartitionRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.DropPartitionRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const DropPartitionRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<DropPartitionRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.DropPartitionRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.DropPartitionRequest)
-    MergeFrom(*source);
-  }
-}
-
-void DropPartitionRequest::MergeFrom(const DropPartitionRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.DropPartitionRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.db_name().size() > 0) {
-
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  if (from.collection_name().size() > 0) {
-
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.partition_name().size() > 0) {
-
-    partition_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.partition_name_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-}
-
-void DropPartitionRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.DropPartitionRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void DropPartitionRequest::CopyFrom(const DropPartitionRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.DropPartitionRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool DropPartitionRequest::IsInitialized() const {
-  return true;
-}
-
-void DropPartitionRequest::InternalSwap(DropPartitionRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  db_name_.Swap(&other->db_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  collection_name_.Swap(&other->collection_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  partition_name_.Swap(&other->partition_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata DropPartitionRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void HasPartitionRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_HasPartitionRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class HasPartitionRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const HasPartitionRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-HasPartitionRequest::_Internal::base(const HasPartitionRequest* msg) {
-  return *msg->base_;
-}
-void HasPartitionRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-HasPartitionRequest::HasPartitionRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.HasPartitionRequest)
-}
-HasPartitionRequest::HasPartitionRequest(const HasPartitionRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.db_name().empty()) {
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.collection_name().empty()) {
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  partition_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.partition_name().empty()) {
-    partition_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.partition_name_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.HasPartitionRequest)
-}
-
-void HasPartitionRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_HasPartitionRequest_milvus_2eproto.base);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  partition_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  base_ = nullptr;
-}
-
-HasPartitionRequest::~HasPartitionRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.HasPartitionRequest)
-  SharedDtor();
-}
-
-void HasPartitionRequest::SharedDtor() {
-  db_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  partition_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void HasPartitionRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const HasPartitionRequest& HasPartitionRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_HasPartitionRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void HasPartitionRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.HasPartitionRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  partition_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* HasPartitionRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string db_name = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_db_name(), ptr, ctx, "milvus.proto.milvus.HasPartitionRequest.db_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string collection_name = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_collection_name(), ptr, ctx, "milvus.proto.milvus.HasPartitionRequest.collection_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string partition_name = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 34)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_partition_name(), ptr, ctx, "milvus.proto.milvus.HasPartitionRequest.partition_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool HasPartitionRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.HasPartitionRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string db_name = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_db_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->db_name().data(), static_cast<int>(this->db_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.HasPartitionRequest.db_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string collection_name = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_collection_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.HasPartitionRequest.collection_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string partition_name = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (34 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_partition_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->partition_name().data(), static_cast<int>(this->partition_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.HasPartitionRequest.partition_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.HasPartitionRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.HasPartitionRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void HasPartitionRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.HasPartitionRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.HasPartitionRequest.db_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->db_name(), output);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.HasPartitionRequest.collection_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->collection_name(), output);
-  }
-
-  // string partition_name = 4;
-  if (this->partition_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->partition_name().data(), static_cast<int>(this->partition_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.HasPartitionRequest.partition_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      4, this->partition_name(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.HasPartitionRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* HasPartitionRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.HasPartitionRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.HasPartitionRequest.db_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->db_name(), target);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.HasPartitionRequest.collection_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->collection_name(), target);
-  }
-
-  // string partition_name = 4;
-  if (this->partition_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->partition_name().data(), static_cast<int>(this->partition_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.HasPartitionRequest.partition_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        4, this->partition_name(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.HasPartitionRequest)
-  return target;
-}
-
-size_t HasPartitionRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.HasPartitionRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->db_name());
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->collection_name());
-  }
-
-  // string partition_name = 4;
-  if (this->partition_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->partition_name());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void HasPartitionRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.HasPartitionRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const HasPartitionRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<HasPartitionRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.HasPartitionRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.HasPartitionRequest)
-    MergeFrom(*source);
-  }
-}
-
-void HasPartitionRequest::MergeFrom(const HasPartitionRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.HasPartitionRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.db_name().size() > 0) {
-
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  if (from.collection_name().size() > 0) {
-
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.partition_name().size() > 0) {
-
-    partition_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.partition_name_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-}
-
-void HasPartitionRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.HasPartitionRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void HasPartitionRequest::CopyFrom(const HasPartitionRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.HasPartitionRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool HasPartitionRequest::IsInitialized() const {
-  return true;
-}
-
-void HasPartitionRequest::InternalSwap(HasPartitionRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  db_name_.Swap(&other->db_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  collection_name_.Swap(&other->collection_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  partition_name_.Swap(&other->partition_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata HasPartitionRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void LoadPartitionsRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_LoadPartitionsRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class LoadPartitionsRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const LoadPartitionsRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-LoadPartitionsRequest::_Internal::base(const LoadPartitionsRequest* msg) {
-  return *msg->base_;
-}
-void LoadPartitionsRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-LoadPartitionsRequest::LoadPartitionsRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.LoadPartitionsRequest)
-}
-LoadPartitionsRequest::LoadPartitionsRequest(const LoadPartitionsRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      partition_names_(from.partition_names_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.db_name().empty()) {
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.collection_name().empty()) {
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  replica_number_ = from.replica_number_;
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.LoadPartitionsRequest)
-}
-
-void LoadPartitionsRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_LoadPartitionsRequest_milvus_2eproto.base);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  ::memset(&base_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&replica_number_) -
-      reinterpret_cast<char*>(&base_)) + sizeof(replica_number_));
-}
-
-LoadPartitionsRequest::~LoadPartitionsRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.LoadPartitionsRequest)
-  SharedDtor();
-}
-
-void LoadPartitionsRequest::SharedDtor() {
-  db_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void LoadPartitionsRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const LoadPartitionsRequest& LoadPartitionsRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_LoadPartitionsRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void LoadPartitionsRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.LoadPartitionsRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  partition_names_.Clear();
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  replica_number_ = 0;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* LoadPartitionsRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string db_name = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_db_name(), ptr, ctx, "milvus.proto.milvus.LoadPartitionsRequest.db_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string collection_name = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_collection_name(), ptr, ctx, "milvus.proto.milvus.LoadPartitionsRequest.collection_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated string partition_names = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 34)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(add_partition_names(), ptr, ctx, "milvus.proto.milvus.LoadPartitionsRequest.partition_names");
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 34);
-        } else goto handle_unusual;
-        continue;
-      // int32 replica_number = 5;
-      case 5:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 40)) {
-          replica_number_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool LoadPartitionsRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.LoadPartitionsRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string db_name = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_db_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->db_name().data(), static_cast<int>(this->db_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.LoadPartitionsRequest.db_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string collection_name = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_collection_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.LoadPartitionsRequest.collection_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated string partition_names = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (34 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->add_partition_names()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->partition_names(this->partition_names_size() - 1).data(),
-            static_cast<int>(this->partition_names(this->partition_names_size() - 1).length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.LoadPartitionsRequest.partition_names"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int32 replica_number = 5;
-      case 5: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (40 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int32, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT32>(
-                 input, &replica_number_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.LoadPartitionsRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.LoadPartitionsRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void LoadPartitionsRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.LoadPartitionsRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.LoadPartitionsRequest.db_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->db_name(), output);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.LoadPartitionsRequest.collection_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->collection_name(), output);
-  }
-
-  // repeated string partition_names = 4;
-  for (int i = 0, n = this->partition_names_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->partition_names(i).data(), static_cast<int>(this->partition_names(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.LoadPartitionsRequest.partition_names");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteString(
-      4, this->partition_names(i), output);
-  }
-
-  // int32 replica_number = 5;
-  if (this->replica_number() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt32(5, this->replica_number(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.LoadPartitionsRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* LoadPartitionsRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.LoadPartitionsRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.LoadPartitionsRequest.db_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->db_name(), target);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.LoadPartitionsRequest.collection_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->collection_name(), target);
-  }
-
-  // repeated string partition_names = 4;
-  for (int i = 0, n = this->partition_names_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->partition_names(i).data(), static_cast<int>(this->partition_names(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.LoadPartitionsRequest.partition_names");
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteStringToArray(4, this->partition_names(i), target);
-  }
-
-  // int32 replica_number = 5;
-  if (this->replica_number() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt32ToArray(5, this->replica_number(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.LoadPartitionsRequest)
-  return target;
-}
-
-size_t LoadPartitionsRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.LoadPartitionsRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated string partition_names = 4;
-  total_size += 1 *
-      ::PROTOBUF_NAMESPACE_ID::internal::FromIntSize(this->partition_names_size());
-  for (int i = 0, n = this->partition_names_size(); i < n; i++) {
-    total_size += ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-      this->partition_names(i));
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->db_name());
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->collection_name());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  // int32 replica_number = 5;
-  if (this->replica_number() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int32Size(
-        this->replica_number());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void LoadPartitionsRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.LoadPartitionsRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const LoadPartitionsRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<LoadPartitionsRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.LoadPartitionsRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.LoadPartitionsRequest)
-    MergeFrom(*source);
-  }
-}
-
-void LoadPartitionsRequest::MergeFrom(const LoadPartitionsRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.LoadPartitionsRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  partition_names_.MergeFrom(from.partition_names_);
-  if (from.db_name().size() > 0) {
-
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  if (from.collection_name().size() > 0) {
-
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-  if (from.replica_number() != 0) {
-    set_replica_number(from.replica_number());
-  }
-}
-
-void LoadPartitionsRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.LoadPartitionsRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void LoadPartitionsRequest::CopyFrom(const LoadPartitionsRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.LoadPartitionsRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool LoadPartitionsRequest::IsInitialized() const {
-  return true;
-}
-
-void LoadPartitionsRequest::InternalSwap(LoadPartitionsRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  partition_names_.InternalSwap(CastToBase(&other->partition_names_));
-  db_name_.Swap(&other->db_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  collection_name_.Swap(&other->collection_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-  swap(replica_number_, other->replica_number_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata LoadPartitionsRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void ReleasePartitionsRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_ReleasePartitionsRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class ReleasePartitionsRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const ReleasePartitionsRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-ReleasePartitionsRequest::_Internal::base(const ReleasePartitionsRequest* msg) {
-  return *msg->base_;
-}
-void ReleasePartitionsRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-ReleasePartitionsRequest::ReleasePartitionsRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.ReleasePartitionsRequest)
-}
-ReleasePartitionsRequest::ReleasePartitionsRequest(const ReleasePartitionsRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      partition_names_(from.partition_names_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.db_name().empty()) {
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.collection_name().empty()) {
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.ReleasePartitionsRequest)
-}
-
-void ReleasePartitionsRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_ReleasePartitionsRequest_milvus_2eproto.base);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  base_ = nullptr;
-}
-
-ReleasePartitionsRequest::~ReleasePartitionsRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.ReleasePartitionsRequest)
-  SharedDtor();
-}
-
-void ReleasePartitionsRequest::SharedDtor() {
-  db_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void ReleasePartitionsRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const ReleasePartitionsRequest& ReleasePartitionsRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_ReleasePartitionsRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void ReleasePartitionsRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.ReleasePartitionsRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  partition_names_.Clear();
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* ReleasePartitionsRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string db_name = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_db_name(), ptr, ctx, "milvus.proto.milvus.ReleasePartitionsRequest.db_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string collection_name = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_collection_name(), ptr, ctx, "milvus.proto.milvus.ReleasePartitionsRequest.collection_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated string partition_names = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 34)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(add_partition_names(), ptr, ctx, "milvus.proto.milvus.ReleasePartitionsRequest.partition_names");
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 34);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool ReleasePartitionsRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.ReleasePartitionsRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string db_name = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_db_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->db_name().data(), static_cast<int>(this->db_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.ReleasePartitionsRequest.db_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string collection_name = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_collection_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.ReleasePartitionsRequest.collection_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated string partition_names = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (34 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->add_partition_names()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->partition_names(this->partition_names_size() - 1).data(),
-            static_cast<int>(this->partition_names(this->partition_names_size() - 1).length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.ReleasePartitionsRequest.partition_names"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.ReleasePartitionsRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.ReleasePartitionsRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void ReleasePartitionsRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.ReleasePartitionsRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ReleasePartitionsRequest.db_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->db_name(), output);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ReleasePartitionsRequest.collection_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->collection_name(), output);
-  }
-
-  // repeated string partition_names = 4;
-  for (int i = 0, n = this->partition_names_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->partition_names(i).data(), static_cast<int>(this->partition_names(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ReleasePartitionsRequest.partition_names");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteString(
-      4, this->partition_names(i), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.ReleasePartitionsRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* ReleasePartitionsRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.ReleasePartitionsRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ReleasePartitionsRequest.db_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->db_name(), target);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ReleasePartitionsRequest.collection_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->collection_name(), target);
-  }
-
-  // repeated string partition_names = 4;
-  for (int i = 0, n = this->partition_names_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->partition_names(i).data(), static_cast<int>(this->partition_names(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ReleasePartitionsRequest.partition_names");
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteStringToArray(4, this->partition_names(i), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.ReleasePartitionsRequest)
-  return target;
-}
-
-size_t ReleasePartitionsRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.ReleasePartitionsRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated string partition_names = 4;
-  total_size += 1 *
-      ::PROTOBUF_NAMESPACE_ID::internal::FromIntSize(this->partition_names_size());
-  for (int i = 0, n = this->partition_names_size(); i < n; i++) {
-    total_size += ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-      this->partition_names(i));
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->db_name());
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->collection_name());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void ReleasePartitionsRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.ReleasePartitionsRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const ReleasePartitionsRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<ReleasePartitionsRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.ReleasePartitionsRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.ReleasePartitionsRequest)
-    MergeFrom(*source);
-  }
-}
-
-void ReleasePartitionsRequest::MergeFrom(const ReleasePartitionsRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.ReleasePartitionsRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  partition_names_.MergeFrom(from.partition_names_);
-  if (from.db_name().size() > 0) {
-
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  if (from.collection_name().size() > 0) {
-
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-}
-
-void ReleasePartitionsRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.ReleasePartitionsRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void ReleasePartitionsRequest::CopyFrom(const ReleasePartitionsRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.ReleasePartitionsRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool ReleasePartitionsRequest::IsInitialized() const {
-  return true;
-}
-
-void ReleasePartitionsRequest::InternalSwap(ReleasePartitionsRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  partition_names_.InternalSwap(CastToBase(&other->partition_names_));
-  db_name_.Swap(&other->db_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  collection_name_.Swap(&other->collection_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata ReleasePartitionsRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void GetPartitionStatisticsRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_GetPartitionStatisticsRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class GetPartitionStatisticsRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const GetPartitionStatisticsRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-GetPartitionStatisticsRequest::_Internal::base(const GetPartitionStatisticsRequest* msg) {
-  return *msg->base_;
-}
-void GetPartitionStatisticsRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-GetPartitionStatisticsRequest::GetPartitionStatisticsRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.GetPartitionStatisticsRequest)
-}
-GetPartitionStatisticsRequest::GetPartitionStatisticsRequest(const GetPartitionStatisticsRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.db_name().empty()) {
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.collection_name().empty()) {
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  partition_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.partition_name().empty()) {
-    partition_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.partition_name_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.GetPartitionStatisticsRequest)
-}
-
-void GetPartitionStatisticsRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_GetPartitionStatisticsRequest_milvus_2eproto.base);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  partition_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  base_ = nullptr;
-}
-
-GetPartitionStatisticsRequest::~GetPartitionStatisticsRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.GetPartitionStatisticsRequest)
-  SharedDtor();
-}
-
-void GetPartitionStatisticsRequest::SharedDtor() {
-  db_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  partition_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void GetPartitionStatisticsRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const GetPartitionStatisticsRequest& GetPartitionStatisticsRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_GetPartitionStatisticsRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void GetPartitionStatisticsRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.GetPartitionStatisticsRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  partition_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* GetPartitionStatisticsRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string db_name = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_db_name(), ptr, ctx, "milvus.proto.milvus.GetPartitionStatisticsRequest.db_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string collection_name = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_collection_name(), ptr, ctx, "milvus.proto.milvus.GetPartitionStatisticsRequest.collection_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string partition_name = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 34)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_partition_name(), ptr, ctx, "milvus.proto.milvus.GetPartitionStatisticsRequest.partition_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool GetPartitionStatisticsRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.GetPartitionStatisticsRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string db_name = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_db_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->db_name().data(), static_cast<int>(this->db_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.GetPartitionStatisticsRequest.db_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string collection_name = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_collection_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.GetPartitionStatisticsRequest.collection_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string partition_name = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (34 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_partition_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->partition_name().data(), static_cast<int>(this->partition_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.GetPartitionStatisticsRequest.partition_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.GetPartitionStatisticsRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.GetPartitionStatisticsRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void GetPartitionStatisticsRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.GetPartitionStatisticsRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetPartitionStatisticsRequest.db_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->db_name(), output);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetPartitionStatisticsRequest.collection_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->collection_name(), output);
-  }
-
-  // string partition_name = 4;
-  if (this->partition_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->partition_name().data(), static_cast<int>(this->partition_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetPartitionStatisticsRequest.partition_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      4, this->partition_name(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.GetPartitionStatisticsRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* GetPartitionStatisticsRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.GetPartitionStatisticsRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetPartitionStatisticsRequest.db_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->db_name(), target);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetPartitionStatisticsRequest.collection_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->collection_name(), target);
-  }
-
-  // string partition_name = 4;
-  if (this->partition_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->partition_name().data(), static_cast<int>(this->partition_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetPartitionStatisticsRequest.partition_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        4, this->partition_name(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.GetPartitionStatisticsRequest)
-  return target;
-}
-
-size_t GetPartitionStatisticsRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.GetPartitionStatisticsRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->db_name());
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->collection_name());
-  }
-
-  // string partition_name = 4;
-  if (this->partition_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->partition_name());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void GetPartitionStatisticsRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.GetPartitionStatisticsRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const GetPartitionStatisticsRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<GetPartitionStatisticsRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.GetPartitionStatisticsRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.GetPartitionStatisticsRequest)
-    MergeFrom(*source);
-  }
-}
-
-void GetPartitionStatisticsRequest::MergeFrom(const GetPartitionStatisticsRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.GetPartitionStatisticsRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.db_name().size() > 0) {
-
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  if (from.collection_name().size() > 0) {
-
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.partition_name().size() > 0) {
-
-    partition_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.partition_name_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-}
-
-void GetPartitionStatisticsRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.GetPartitionStatisticsRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void GetPartitionStatisticsRequest::CopyFrom(const GetPartitionStatisticsRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.GetPartitionStatisticsRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool GetPartitionStatisticsRequest::IsInitialized() const {
-  return true;
-}
-
-void GetPartitionStatisticsRequest::InternalSwap(GetPartitionStatisticsRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  db_name_.Swap(&other->db_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  collection_name_.Swap(&other->collection_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  partition_name_.Swap(&other->partition_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata GetPartitionStatisticsRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void GetPartitionStatisticsResponse::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_GetPartitionStatisticsResponse_default_instance_._instance.get_mutable()->status_ = const_cast< ::milvus::proto::common::Status*>(
-      ::milvus::proto::common::Status::internal_default_instance());
-}
-class GetPartitionStatisticsResponse::_Internal {
- public:
-  static const ::milvus::proto::common::Status& status(const GetPartitionStatisticsResponse* msg);
-};
-
-const ::milvus::proto::common::Status&
-GetPartitionStatisticsResponse::_Internal::status(const GetPartitionStatisticsResponse* msg) {
-  return *msg->status_;
-}
-void GetPartitionStatisticsResponse::clear_status() {
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-}
-void GetPartitionStatisticsResponse::clear_stats() {
-  stats_.Clear();
-}
-GetPartitionStatisticsResponse::GetPartitionStatisticsResponse()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.GetPartitionStatisticsResponse)
-}
-GetPartitionStatisticsResponse::GetPartitionStatisticsResponse(const GetPartitionStatisticsResponse& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      stats_(from.stats_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  if (from.has_status()) {
-    status_ = new ::milvus::proto::common::Status(*from.status_);
-  } else {
-    status_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.GetPartitionStatisticsResponse)
-}
-
-void GetPartitionStatisticsResponse::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_GetPartitionStatisticsResponse_milvus_2eproto.base);
-  status_ = nullptr;
-}
-
-GetPartitionStatisticsResponse::~GetPartitionStatisticsResponse() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.GetPartitionStatisticsResponse)
-  SharedDtor();
-}
-
-void GetPartitionStatisticsResponse::SharedDtor() {
-  if (this != internal_default_instance()) delete status_;
-}
-
-void GetPartitionStatisticsResponse::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const GetPartitionStatisticsResponse& GetPartitionStatisticsResponse::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_GetPartitionStatisticsResponse_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void GetPartitionStatisticsResponse::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.GetPartitionStatisticsResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  stats_.Clear();
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* GetPartitionStatisticsResponse::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.Status status = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_status(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated .milvus.proto.common.KeyValuePair stats = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ctx->ParseMessage(add_stats(), ptr);
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 18);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool GetPartitionStatisticsResponse::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.GetPartitionStatisticsResponse)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.Status status = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_status()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated .milvus.proto.common.KeyValuePair stats = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-                input, add_stats()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.GetPartitionStatisticsResponse)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.GetPartitionStatisticsResponse)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void GetPartitionStatisticsResponse::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.GetPartitionStatisticsResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::status(this), output);
-  }
-
-  // repeated .milvus.proto.common.KeyValuePair stats = 2;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->stats_size()); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      2,
-      this->stats(static_cast<int>(i)),
-      output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.GetPartitionStatisticsResponse)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* GetPartitionStatisticsResponse::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.GetPartitionStatisticsResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::status(this), target);
-  }
-
-  // repeated .milvus.proto.common.KeyValuePair stats = 2;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->stats_size()); i < n; i++) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        2, this->stats(static_cast<int>(i)), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.GetPartitionStatisticsResponse)
-  return target;
-}
-
-size_t GetPartitionStatisticsResponse::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.GetPartitionStatisticsResponse)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated .milvus.proto.common.KeyValuePair stats = 2;
-  {
-    unsigned int count = static_cast<unsigned int>(this->stats_size());
-    total_size += 1UL * count;
-    for (unsigned int i = 0; i < count; i++) {
-      total_size +=
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-          this->stats(static_cast<int>(i)));
-    }
-  }
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *status_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void GetPartitionStatisticsResponse::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.GetPartitionStatisticsResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  const GetPartitionStatisticsResponse* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<GetPartitionStatisticsResponse>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.GetPartitionStatisticsResponse)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.GetPartitionStatisticsResponse)
-    MergeFrom(*source);
-  }
-}
-
-void GetPartitionStatisticsResponse::MergeFrom(const GetPartitionStatisticsResponse& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.GetPartitionStatisticsResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  stats_.MergeFrom(from.stats_);
-  if (from.has_status()) {
-    mutable_status()->::milvus::proto::common::Status::MergeFrom(from.status());
-  }
-}
-
-void GetPartitionStatisticsResponse::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.GetPartitionStatisticsResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void GetPartitionStatisticsResponse::CopyFrom(const GetPartitionStatisticsResponse& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.GetPartitionStatisticsResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool GetPartitionStatisticsResponse::IsInitialized() const {
-  return true;
-}
-
-void GetPartitionStatisticsResponse::InternalSwap(GetPartitionStatisticsResponse* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  CastToBase(&stats_)->InternalSwap(CastToBase(&other->stats_));
-  swap(status_, other->status_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata GetPartitionStatisticsResponse::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void ShowPartitionsRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_ShowPartitionsRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class ShowPartitionsRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const ShowPartitionsRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-ShowPartitionsRequest::_Internal::base(const ShowPartitionsRequest* msg) {
-  return *msg->base_;
-}
-void ShowPartitionsRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-ShowPartitionsRequest::ShowPartitionsRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.ShowPartitionsRequest)
-}
-ShowPartitionsRequest::ShowPartitionsRequest(const ShowPartitionsRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      partition_names_(from.partition_names_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.db_name().empty()) {
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.collection_name().empty()) {
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  ::memcpy(&collectionid_, &from.collectionid_,
-    static_cast<size_t>(reinterpret_cast<char*>(&type_) -
-    reinterpret_cast<char*>(&collectionid_)) + sizeof(type_));
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.ShowPartitionsRequest)
-}
-
-void ShowPartitionsRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_ShowPartitionsRequest_milvus_2eproto.base);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  ::memset(&base_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&type_) -
-      reinterpret_cast<char*>(&base_)) + sizeof(type_));
-}
-
-ShowPartitionsRequest::~ShowPartitionsRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.ShowPartitionsRequest)
-  SharedDtor();
-}
-
-void ShowPartitionsRequest::SharedDtor() {
-  db_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void ShowPartitionsRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const ShowPartitionsRequest& ShowPartitionsRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_ShowPartitionsRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void ShowPartitionsRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.ShowPartitionsRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  partition_names_.Clear();
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  ::memset(&collectionid_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&type_) -
-      reinterpret_cast<char*>(&collectionid_)) + sizeof(type_));
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* ShowPartitionsRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string db_name = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_db_name(), ptr, ctx, "milvus.proto.milvus.ShowPartitionsRequest.db_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string collection_name = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_collection_name(), ptr, ctx, "milvus.proto.milvus.ShowPartitionsRequest.collection_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int64 collectionID = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 32)) {
-          collectionid_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated string partition_names = 5;
-      case 5:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 42)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(add_partition_names(), ptr, ctx, "milvus.proto.milvus.ShowPartitionsRequest.partition_names");
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 42);
-        } else goto handle_unusual;
-        continue;
-      // .milvus.proto.milvus.ShowType type = 6;
-      case 6:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 48)) {
-          ::PROTOBUF_NAMESPACE_ID::uint64 val = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-          set_type(static_cast<::milvus::proto::milvus::ShowType>(val));
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool ShowPartitionsRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.ShowPartitionsRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string db_name = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_db_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->db_name().data(), static_cast<int>(this->db_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.ShowPartitionsRequest.db_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string collection_name = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_collection_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.ShowPartitionsRequest.collection_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 collectionID = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (32 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &collectionid_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated string partition_names = 5;
-      case 5: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (42 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->add_partition_names()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->partition_names(this->partition_names_size() - 1).data(),
-            static_cast<int>(this->partition_names(this->partition_names_size() - 1).length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.ShowPartitionsRequest.partition_names"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // .milvus.proto.milvus.ShowType type = 6;
-      case 6: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (48 & 0xFF)) {
-          int value = 0;
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   int, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_ENUM>(
-                 input, &value)));
-          set_type(static_cast< ::milvus::proto::milvus::ShowType >(value));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.ShowPartitionsRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.ShowPartitionsRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void ShowPartitionsRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.ShowPartitionsRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ShowPartitionsRequest.db_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->db_name(), output);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ShowPartitionsRequest.collection_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->collection_name(), output);
-  }
-
-  // int64 collectionID = 4;
-  if (this->collectionid() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(4, this->collectionid(), output);
-  }
-
-  // repeated string partition_names = 5;
-  for (int i = 0, n = this->partition_names_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->partition_names(i).data(), static_cast<int>(this->partition_names(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ShowPartitionsRequest.partition_names");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteString(
-      5, this->partition_names(i), output);
-  }
-
-  // .milvus.proto.milvus.ShowType type = 6;
-  if (this->type() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteEnum(
-      6, this->type(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.ShowPartitionsRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* ShowPartitionsRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.ShowPartitionsRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ShowPartitionsRequest.db_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->db_name(), target);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ShowPartitionsRequest.collection_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->collection_name(), target);
-  }
-
-  // int64 collectionID = 4;
-  if (this->collectionid() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(4, this->collectionid(), target);
-  }
-
-  // repeated string partition_names = 5;
-  for (int i = 0, n = this->partition_names_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->partition_names(i).data(), static_cast<int>(this->partition_names(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ShowPartitionsRequest.partition_names");
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteStringToArray(5, this->partition_names(i), target);
-  }
-
-  // .milvus.proto.milvus.ShowType type = 6;
-  if (this->type() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteEnumToArray(
-      6, this->type(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.ShowPartitionsRequest)
-  return target;
-}
-
-size_t ShowPartitionsRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.ShowPartitionsRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated string partition_names = 5;
-  total_size += 1 *
-      ::PROTOBUF_NAMESPACE_ID::internal::FromIntSize(this->partition_names_size());
-  for (int i = 0, n = this->partition_names_size(); i < n; i++) {
-    total_size += ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-      this->partition_names(i));
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->db_name());
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->collection_name());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  // int64 collectionID = 4;
-  if (this->collectionid() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->collectionid());
-  }
-
-  // .milvus.proto.milvus.ShowType type = 6;
-  if (this->type() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::EnumSize(this->type());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void ShowPartitionsRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.ShowPartitionsRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const ShowPartitionsRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<ShowPartitionsRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.ShowPartitionsRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.ShowPartitionsRequest)
-    MergeFrom(*source);
-  }
-}
-
-void ShowPartitionsRequest::MergeFrom(const ShowPartitionsRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.ShowPartitionsRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  partition_names_.MergeFrom(from.partition_names_);
-  if (from.db_name().size() > 0) {
-
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  if (from.collection_name().size() > 0) {
-
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-  if (from.collectionid() != 0) {
-    set_collectionid(from.collectionid());
-  }
-  if (from.type() != 0) {
-    set_type(from.type());
-  }
-}
-
-void ShowPartitionsRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.ShowPartitionsRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void ShowPartitionsRequest::CopyFrom(const ShowPartitionsRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.ShowPartitionsRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool ShowPartitionsRequest::IsInitialized() const {
-  return true;
-}
-
-void ShowPartitionsRequest::InternalSwap(ShowPartitionsRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  partition_names_.InternalSwap(CastToBase(&other->partition_names_));
-  db_name_.Swap(&other->db_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  collection_name_.Swap(&other->collection_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-  swap(collectionid_, other->collectionid_);
-  swap(type_, other->type_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata ShowPartitionsRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void ShowPartitionsResponse::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_ShowPartitionsResponse_default_instance_._instance.get_mutable()->status_ = const_cast< ::milvus::proto::common::Status*>(
-      ::milvus::proto::common::Status::internal_default_instance());
-}
-class ShowPartitionsResponse::_Internal {
- public:
-  static const ::milvus::proto::common::Status& status(const ShowPartitionsResponse* msg);
-};
-
-const ::milvus::proto::common::Status&
-ShowPartitionsResponse::_Internal::status(const ShowPartitionsResponse* msg) {
-  return *msg->status_;
-}
-void ShowPartitionsResponse::clear_status() {
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-}
-ShowPartitionsResponse::ShowPartitionsResponse()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.ShowPartitionsResponse)
-}
-ShowPartitionsResponse::ShowPartitionsResponse(const ShowPartitionsResponse& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      partition_names_(from.partition_names_),
-      partitionids_(from.partitionids_),
-      created_timestamps_(from.created_timestamps_),
-      created_utc_timestamps_(from.created_utc_timestamps_),
-      inmemory_percentages_(from.inmemory_percentages_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  if (from.has_status()) {
-    status_ = new ::milvus::proto::common::Status(*from.status_);
-  } else {
-    status_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.ShowPartitionsResponse)
-}
-
-void ShowPartitionsResponse::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_ShowPartitionsResponse_milvus_2eproto.base);
-  status_ = nullptr;
-}
-
-ShowPartitionsResponse::~ShowPartitionsResponse() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.ShowPartitionsResponse)
-  SharedDtor();
-}
-
-void ShowPartitionsResponse::SharedDtor() {
-  if (this != internal_default_instance()) delete status_;
-}
-
-void ShowPartitionsResponse::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const ShowPartitionsResponse& ShowPartitionsResponse::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_ShowPartitionsResponse_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void ShowPartitionsResponse::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.ShowPartitionsResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  partition_names_.Clear();
-  partitionids_.Clear();
-  created_timestamps_.Clear();
-  created_utc_timestamps_.Clear();
-  inmemory_percentages_.Clear();
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* ShowPartitionsResponse::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.Status status = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_status(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated string partition_names = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(add_partition_names(), ptr, ctx, "milvus.proto.milvus.ShowPartitionsResponse.partition_names");
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 18);
-        } else goto handle_unusual;
-        continue;
-      // repeated int64 partitionIDs = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::PackedInt64Parser(mutable_partitionids(), ptr, ctx);
-          CHK_(ptr);
-        } else if (static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 24) {
-          add_partitionids(::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr));
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated uint64 created_timestamps = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 34)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::PackedUInt64Parser(mutable_created_timestamps(), ptr, ctx);
-          CHK_(ptr);
-        } else if (static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 32) {
-          add_created_timestamps(::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr));
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated uint64 created_utc_timestamps = 5;
-      case 5:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 42)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::PackedUInt64Parser(mutable_created_utc_timestamps(), ptr, ctx);
-          CHK_(ptr);
-        } else if (static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 40) {
-          add_created_utc_timestamps(::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr));
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated int64 inMemory_percentages = 6;
-      case 6:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 50)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::PackedInt64Parser(mutable_inmemory_percentages(), ptr, ctx);
-          CHK_(ptr);
-        } else if (static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 48) {
-          add_inmemory_percentages(::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr));
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool ShowPartitionsResponse::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.ShowPartitionsResponse)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.Status status = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_status()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated string partition_names = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->add_partition_names()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->partition_names(this->partition_names_size() - 1).data(),
-            static_cast<int>(this->partition_names(this->partition_names_size() - 1).length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.ShowPartitionsResponse.partition_names"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated int64 partitionIDs = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPackedPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, this->mutable_partitionids())));
-        } else if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (24 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadRepeatedPrimitiveNoInline<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 1, 26u, input, this->mutable_partitionids())));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated uint64 created_timestamps = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (34 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPackedPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::uint64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_UINT64>(
-                 input, this->mutable_created_timestamps())));
-        } else if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (32 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadRepeatedPrimitiveNoInline<
-                   ::PROTOBUF_NAMESPACE_ID::uint64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_UINT64>(
-                 1, 34u, input, this->mutable_created_timestamps())));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated uint64 created_utc_timestamps = 5;
-      case 5: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (42 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPackedPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::uint64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_UINT64>(
-                 input, this->mutable_created_utc_timestamps())));
-        } else if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (40 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadRepeatedPrimitiveNoInline<
-                   ::PROTOBUF_NAMESPACE_ID::uint64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_UINT64>(
-                 1, 42u, input, this->mutable_created_utc_timestamps())));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated int64 inMemory_percentages = 6;
-      case 6: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (50 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPackedPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, this->mutable_inmemory_percentages())));
-        } else if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (48 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadRepeatedPrimitiveNoInline<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 1, 50u, input, this->mutable_inmemory_percentages())));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.ShowPartitionsResponse)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.ShowPartitionsResponse)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void ShowPartitionsResponse::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.ShowPartitionsResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::status(this), output);
-  }
-
-  // repeated string partition_names = 2;
-  for (int i = 0, n = this->partition_names_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->partition_names(i).data(), static_cast<int>(this->partition_names(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ShowPartitionsResponse.partition_names");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteString(
-      2, this->partition_names(i), output);
-  }
-
-  // repeated int64 partitionIDs = 3;
-  if (this->partitionids_size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTag(3, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED, output);
-    output->WriteVarint32(_partitionids_cached_byte_size_.load(
-        std::memory_order_relaxed));
-  }
-  for (int i = 0, n = this->partitionids_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64NoTag(
-      this->partitionids(i), output);
-  }
-
-  // repeated uint64 created_timestamps = 4;
-  if (this->created_timestamps_size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTag(4, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED, output);
-    output->WriteVarint32(_created_timestamps_cached_byte_size_.load(
-        std::memory_order_relaxed));
-  }
-  for (int i = 0, n = this->created_timestamps_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt64NoTag(
-      this->created_timestamps(i), output);
-  }
-
-  // repeated uint64 created_utc_timestamps = 5;
-  if (this->created_utc_timestamps_size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTag(5, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED, output);
-    output->WriteVarint32(_created_utc_timestamps_cached_byte_size_.load(
-        std::memory_order_relaxed));
-  }
-  for (int i = 0, n = this->created_utc_timestamps_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt64NoTag(
-      this->created_utc_timestamps(i), output);
-  }
-
-  // repeated int64 inMemory_percentages = 6;
-  if (this->inmemory_percentages_size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTag(6, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED, output);
-    output->WriteVarint32(_inmemory_percentages_cached_byte_size_.load(
-        std::memory_order_relaxed));
-  }
-  for (int i = 0, n = this->inmemory_percentages_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64NoTag(
-      this->inmemory_percentages(i), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.ShowPartitionsResponse)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* ShowPartitionsResponse::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.ShowPartitionsResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::status(this), target);
-  }
-
-  // repeated string partition_names = 2;
-  for (int i = 0, n = this->partition_names_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->partition_names(i).data(), static_cast<int>(this->partition_names(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ShowPartitionsResponse.partition_names");
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteStringToArray(2, this->partition_names(i), target);
-  }
-
-  // repeated int64 partitionIDs = 3;
-  if (this->partitionids_size() > 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTagToArray(
-      3,
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED,
-      target);
-    target = ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream::WriteVarint32ToArray(
-        _partitionids_cached_byte_size_.load(std::memory_order_relaxed),
-         target);
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteInt64NoTagToArray(this->partitionids_, target);
-  }
-
-  // repeated uint64 created_timestamps = 4;
-  if (this->created_timestamps_size() > 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTagToArray(
-      4,
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED,
-      target);
-    target = ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream::WriteVarint32ToArray(
-        _created_timestamps_cached_byte_size_.load(std::memory_order_relaxed),
-         target);
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteUInt64NoTagToArray(this->created_timestamps_, target);
-  }
-
-  // repeated uint64 created_utc_timestamps = 5;
-  if (this->created_utc_timestamps_size() > 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTagToArray(
-      5,
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED,
-      target);
-    target = ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream::WriteVarint32ToArray(
-        _created_utc_timestamps_cached_byte_size_.load(std::memory_order_relaxed),
-         target);
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteUInt64NoTagToArray(this->created_utc_timestamps_, target);
-  }
-
-  // repeated int64 inMemory_percentages = 6;
-  if (this->inmemory_percentages_size() > 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTagToArray(
-      6,
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED,
-      target);
-    target = ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream::WriteVarint32ToArray(
-        _inmemory_percentages_cached_byte_size_.load(std::memory_order_relaxed),
-         target);
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteInt64NoTagToArray(this->inmemory_percentages_, target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.ShowPartitionsResponse)
-  return target;
-}
-
-size_t ShowPartitionsResponse::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.ShowPartitionsResponse)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated string partition_names = 2;
-  total_size += 1 *
-      ::PROTOBUF_NAMESPACE_ID::internal::FromIntSize(this->partition_names_size());
-  for (int i = 0, n = this->partition_names_size(); i < n; i++) {
-    total_size += ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-      this->partition_names(i));
-  }
-
-  // repeated int64 partitionIDs = 3;
-  {
-    size_t data_size = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      Int64Size(this->partitionids_);
-    if (data_size > 0) {
-      total_size += 1 +
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int32Size(
-            static_cast<::PROTOBUF_NAMESPACE_ID::int32>(data_size));
-    }
-    int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(data_size);
-    _partitionids_cached_byte_size_.store(cached_size,
-                                    std::memory_order_relaxed);
-    total_size += data_size;
-  }
-
-  // repeated uint64 created_timestamps = 4;
-  {
-    size_t data_size = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      UInt64Size(this->created_timestamps_);
-    if (data_size > 0) {
-      total_size += 1 +
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int32Size(
-            static_cast<::PROTOBUF_NAMESPACE_ID::int32>(data_size));
-    }
-    int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(data_size);
-    _created_timestamps_cached_byte_size_.store(cached_size,
-                                    std::memory_order_relaxed);
-    total_size += data_size;
-  }
-
-  // repeated uint64 created_utc_timestamps = 5;
-  {
-    size_t data_size = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      UInt64Size(this->created_utc_timestamps_);
-    if (data_size > 0) {
-      total_size += 1 +
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int32Size(
-            static_cast<::PROTOBUF_NAMESPACE_ID::int32>(data_size));
-    }
-    int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(data_size);
-    _created_utc_timestamps_cached_byte_size_.store(cached_size,
-                                    std::memory_order_relaxed);
-    total_size += data_size;
-  }
-
-  // repeated int64 inMemory_percentages = 6;
-  {
-    size_t data_size = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      Int64Size(this->inmemory_percentages_);
-    if (data_size > 0) {
-      total_size += 1 +
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int32Size(
-            static_cast<::PROTOBUF_NAMESPACE_ID::int32>(data_size));
-    }
-    int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(data_size);
-    _inmemory_percentages_cached_byte_size_.store(cached_size,
-                                    std::memory_order_relaxed);
-    total_size += data_size;
-  }
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *status_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void ShowPartitionsResponse::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.ShowPartitionsResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  const ShowPartitionsResponse* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<ShowPartitionsResponse>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.ShowPartitionsResponse)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.ShowPartitionsResponse)
-    MergeFrom(*source);
-  }
-}
-
-void ShowPartitionsResponse::MergeFrom(const ShowPartitionsResponse& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.ShowPartitionsResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  partition_names_.MergeFrom(from.partition_names_);
-  partitionids_.MergeFrom(from.partitionids_);
-  created_timestamps_.MergeFrom(from.created_timestamps_);
-  created_utc_timestamps_.MergeFrom(from.created_utc_timestamps_);
-  inmemory_percentages_.MergeFrom(from.inmemory_percentages_);
-  if (from.has_status()) {
-    mutable_status()->::milvus::proto::common::Status::MergeFrom(from.status());
-  }
-}
-
-void ShowPartitionsResponse::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.ShowPartitionsResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void ShowPartitionsResponse::CopyFrom(const ShowPartitionsResponse& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.ShowPartitionsResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool ShowPartitionsResponse::IsInitialized() const {
-  return true;
-}
-
-void ShowPartitionsResponse::InternalSwap(ShowPartitionsResponse* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  partition_names_.InternalSwap(CastToBase(&other->partition_names_));
-  partitionids_.InternalSwap(&other->partitionids_);
-  created_timestamps_.InternalSwap(&other->created_timestamps_);
-  created_utc_timestamps_.InternalSwap(&other->created_utc_timestamps_);
-  inmemory_percentages_.InternalSwap(&other->inmemory_percentages_);
-  swap(status_, other->status_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata ShowPartitionsResponse::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void DescribeSegmentRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_DescribeSegmentRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class DescribeSegmentRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const DescribeSegmentRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-DescribeSegmentRequest::_Internal::base(const DescribeSegmentRequest* msg) {
-  return *msg->base_;
-}
-void DescribeSegmentRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-DescribeSegmentRequest::DescribeSegmentRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.DescribeSegmentRequest)
-}
-DescribeSegmentRequest::DescribeSegmentRequest(const DescribeSegmentRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  ::memcpy(&collectionid_, &from.collectionid_,
-    static_cast<size_t>(reinterpret_cast<char*>(&segmentid_) -
-    reinterpret_cast<char*>(&collectionid_)) + sizeof(segmentid_));
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.DescribeSegmentRequest)
-}
-
-void DescribeSegmentRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_DescribeSegmentRequest_milvus_2eproto.base);
-  ::memset(&base_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&segmentid_) -
-      reinterpret_cast<char*>(&base_)) + sizeof(segmentid_));
-}
-
-DescribeSegmentRequest::~DescribeSegmentRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.DescribeSegmentRequest)
-  SharedDtor();
-}
-
-void DescribeSegmentRequest::SharedDtor() {
-  if (this != internal_default_instance()) delete base_;
-}
-
-void DescribeSegmentRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const DescribeSegmentRequest& DescribeSegmentRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_DescribeSegmentRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void DescribeSegmentRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.DescribeSegmentRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  ::memset(&collectionid_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&segmentid_) -
-      reinterpret_cast<char*>(&collectionid_)) + sizeof(segmentid_));
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* DescribeSegmentRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int64 collectionID = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 16)) {
-          collectionid_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int64 segmentID = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 24)) {
-          segmentid_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool DescribeSegmentRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.DescribeSegmentRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 collectionID = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (16 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &collectionid_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 segmentID = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (24 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &segmentid_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.DescribeSegmentRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.DescribeSegmentRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void DescribeSegmentRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.DescribeSegmentRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // int64 collectionID = 2;
-  if (this->collectionid() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(2, this->collectionid(), output);
-  }
-
-  // int64 segmentID = 3;
-  if (this->segmentid() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(3, this->segmentid(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.DescribeSegmentRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* DescribeSegmentRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.DescribeSegmentRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // int64 collectionID = 2;
-  if (this->collectionid() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(2, this->collectionid(), target);
-  }
-
-  // int64 segmentID = 3;
-  if (this->segmentid() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(3, this->segmentid(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.DescribeSegmentRequest)
-  return target;
-}
-
-size_t DescribeSegmentRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.DescribeSegmentRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  // int64 collectionID = 2;
-  if (this->collectionid() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->collectionid());
-  }
-
-  // int64 segmentID = 3;
-  if (this->segmentid() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->segmentid());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void DescribeSegmentRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.DescribeSegmentRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const DescribeSegmentRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<DescribeSegmentRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.DescribeSegmentRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.DescribeSegmentRequest)
-    MergeFrom(*source);
-  }
-}
-
-void DescribeSegmentRequest::MergeFrom(const DescribeSegmentRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.DescribeSegmentRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-  if (from.collectionid() != 0) {
-    set_collectionid(from.collectionid());
-  }
-  if (from.segmentid() != 0) {
-    set_segmentid(from.segmentid());
-  }
-}
-
-void DescribeSegmentRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.DescribeSegmentRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void DescribeSegmentRequest::CopyFrom(const DescribeSegmentRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.DescribeSegmentRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool DescribeSegmentRequest::IsInitialized() const {
-  return true;
-}
-
-void DescribeSegmentRequest::InternalSwap(DescribeSegmentRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  swap(base_, other->base_);
-  swap(collectionid_, other->collectionid_);
-  swap(segmentid_, other->segmentid_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata DescribeSegmentRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void DescribeSegmentResponse::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_DescribeSegmentResponse_default_instance_._instance.get_mutable()->status_ = const_cast< ::milvus::proto::common::Status*>(
-      ::milvus::proto::common::Status::internal_default_instance());
-}
-class DescribeSegmentResponse::_Internal {
- public:
-  static const ::milvus::proto::common::Status& status(const DescribeSegmentResponse* msg);
-};
-
-const ::milvus::proto::common::Status&
-DescribeSegmentResponse::_Internal::status(const DescribeSegmentResponse* msg) {
-  return *msg->status_;
-}
-void DescribeSegmentResponse::clear_status() {
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-}
-DescribeSegmentResponse::DescribeSegmentResponse()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.DescribeSegmentResponse)
-}
-DescribeSegmentResponse::DescribeSegmentResponse(const DescribeSegmentResponse& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  if (from.has_status()) {
-    status_ = new ::milvus::proto::common::Status(*from.status_);
-  } else {
-    status_ = nullptr;
-  }
-  ::memcpy(&indexid_, &from.indexid_,
-    static_cast<size_t>(reinterpret_cast<char*>(&enable_index_) -
-    reinterpret_cast<char*>(&indexid_)) + sizeof(enable_index_));
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.DescribeSegmentResponse)
-}
-
-void DescribeSegmentResponse::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_DescribeSegmentResponse_milvus_2eproto.base);
-  ::memset(&status_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&enable_index_) -
-      reinterpret_cast<char*>(&status_)) + sizeof(enable_index_));
-}
-
-DescribeSegmentResponse::~DescribeSegmentResponse() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.DescribeSegmentResponse)
-  SharedDtor();
-}
-
-void DescribeSegmentResponse::SharedDtor() {
-  if (this != internal_default_instance()) delete status_;
-}
-
-void DescribeSegmentResponse::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const DescribeSegmentResponse& DescribeSegmentResponse::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_DescribeSegmentResponse_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void DescribeSegmentResponse::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.DescribeSegmentResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-  ::memset(&indexid_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&enable_index_) -
-      reinterpret_cast<char*>(&indexid_)) + sizeof(enable_index_));
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* DescribeSegmentResponse::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.Status status = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_status(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int64 indexID = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 16)) {
-          indexid_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int64 buildID = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 24)) {
-          buildid_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // bool enable_index = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 32)) {
-          enable_index_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int64 fieldID = 5;
-      case 5:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 40)) {
-          fieldid_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool DescribeSegmentResponse::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.DescribeSegmentResponse)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.Status status = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_status()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 indexID = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (16 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &indexid_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 buildID = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (24 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &buildid_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // bool enable_index = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (32 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   bool, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_BOOL>(
-                 input, &enable_index_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 fieldID = 5;
-      case 5: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (40 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &fieldid_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.DescribeSegmentResponse)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.DescribeSegmentResponse)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void DescribeSegmentResponse::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.DescribeSegmentResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::status(this), output);
-  }
-
-  // int64 indexID = 2;
-  if (this->indexid() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(2, this->indexid(), output);
-  }
-
-  // int64 buildID = 3;
-  if (this->buildid() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(3, this->buildid(), output);
-  }
-
-  // bool enable_index = 4;
-  if (this->enable_index() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteBool(4, this->enable_index(), output);
-  }
-
-  // int64 fieldID = 5;
-  if (this->fieldid() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(5, this->fieldid(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.DescribeSegmentResponse)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* DescribeSegmentResponse::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.DescribeSegmentResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::status(this), target);
-  }
-
-  // int64 indexID = 2;
-  if (this->indexid() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(2, this->indexid(), target);
-  }
-
-  // int64 buildID = 3;
-  if (this->buildid() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(3, this->buildid(), target);
-  }
-
-  // bool enable_index = 4;
-  if (this->enable_index() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteBoolToArray(4, this->enable_index(), target);
-  }
-
-  // int64 fieldID = 5;
-  if (this->fieldid() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(5, this->fieldid(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.DescribeSegmentResponse)
-  return target;
-}
-
-size_t DescribeSegmentResponse::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.DescribeSegmentResponse)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *status_);
-  }
-
-  // int64 indexID = 2;
-  if (this->indexid() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->indexid());
-  }
-
-  // int64 buildID = 3;
-  if (this->buildid() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->buildid());
-  }
-
-  // int64 fieldID = 5;
-  if (this->fieldid() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->fieldid());
-  }
-
-  // bool enable_index = 4;
-  if (this->enable_index() != 0) {
-    total_size += 1 + 1;
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void DescribeSegmentResponse::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.DescribeSegmentResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  const DescribeSegmentResponse* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<DescribeSegmentResponse>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.DescribeSegmentResponse)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.DescribeSegmentResponse)
-    MergeFrom(*source);
-  }
-}
-
-void DescribeSegmentResponse::MergeFrom(const DescribeSegmentResponse& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.DescribeSegmentResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.has_status()) {
-    mutable_status()->::milvus::proto::common::Status::MergeFrom(from.status());
-  }
-  if (from.indexid() != 0) {
-    set_indexid(from.indexid());
-  }
-  if (from.buildid() != 0) {
-    set_buildid(from.buildid());
-  }
-  if (from.fieldid() != 0) {
-    set_fieldid(from.fieldid());
-  }
-  if (from.enable_index() != 0) {
-    set_enable_index(from.enable_index());
-  }
-}
-
-void DescribeSegmentResponse::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.DescribeSegmentResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void DescribeSegmentResponse::CopyFrom(const DescribeSegmentResponse& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.DescribeSegmentResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool DescribeSegmentResponse::IsInitialized() const {
-  return true;
-}
-
-void DescribeSegmentResponse::InternalSwap(DescribeSegmentResponse* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  swap(status_, other->status_);
-  swap(indexid_, other->indexid_);
-  swap(buildid_, other->buildid_);
-  swap(fieldid_, other->fieldid_);
-  swap(enable_index_, other->enable_index_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata DescribeSegmentResponse::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void ShowSegmentsRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_ShowSegmentsRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class ShowSegmentsRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const ShowSegmentsRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-ShowSegmentsRequest::_Internal::base(const ShowSegmentsRequest* msg) {
-  return *msg->base_;
-}
-void ShowSegmentsRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-ShowSegmentsRequest::ShowSegmentsRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.ShowSegmentsRequest)
-}
-ShowSegmentsRequest::ShowSegmentsRequest(const ShowSegmentsRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  ::memcpy(&collectionid_, &from.collectionid_,
-    static_cast<size_t>(reinterpret_cast<char*>(&partitionid_) -
-    reinterpret_cast<char*>(&collectionid_)) + sizeof(partitionid_));
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.ShowSegmentsRequest)
-}
-
-void ShowSegmentsRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_ShowSegmentsRequest_milvus_2eproto.base);
-  ::memset(&base_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&partitionid_) -
-      reinterpret_cast<char*>(&base_)) + sizeof(partitionid_));
-}
-
-ShowSegmentsRequest::~ShowSegmentsRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.ShowSegmentsRequest)
-  SharedDtor();
-}
-
-void ShowSegmentsRequest::SharedDtor() {
-  if (this != internal_default_instance()) delete base_;
-}
-
-void ShowSegmentsRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const ShowSegmentsRequest& ShowSegmentsRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_ShowSegmentsRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void ShowSegmentsRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.ShowSegmentsRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  ::memset(&collectionid_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&partitionid_) -
-      reinterpret_cast<char*>(&collectionid_)) + sizeof(partitionid_));
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* ShowSegmentsRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int64 collectionID = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 16)) {
-          collectionid_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int64 partitionID = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 24)) {
-          partitionid_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool ShowSegmentsRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.ShowSegmentsRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 collectionID = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (16 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &collectionid_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 partitionID = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (24 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &partitionid_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.ShowSegmentsRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.ShowSegmentsRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void ShowSegmentsRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.ShowSegmentsRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // int64 collectionID = 2;
-  if (this->collectionid() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(2, this->collectionid(), output);
-  }
-
-  // int64 partitionID = 3;
-  if (this->partitionid() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(3, this->partitionid(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.ShowSegmentsRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* ShowSegmentsRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.ShowSegmentsRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // int64 collectionID = 2;
-  if (this->collectionid() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(2, this->collectionid(), target);
-  }
-
-  // int64 partitionID = 3;
-  if (this->partitionid() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(3, this->partitionid(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.ShowSegmentsRequest)
-  return target;
-}
-
-size_t ShowSegmentsRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.ShowSegmentsRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  // int64 collectionID = 2;
-  if (this->collectionid() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->collectionid());
-  }
-
-  // int64 partitionID = 3;
-  if (this->partitionid() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->partitionid());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void ShowSegmentsRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.ShowSegmentsRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const ShowSegmentsRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<ShowSegmentsRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.ShowSegmentsRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.ShowSegmentsRequest)
-    MergeFrom(*source);
-  }
-}
-
-void ShowSegmentsRequest::MergeFrom(const ShowSegmentsRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.ShowSegmentsRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-  if (from.collectionid() != 0) {
-    set_collectionid(from.collectionid());
-  }
-  if (from.partitionid() != 0) {
-    set_partitionid(from.partitionid());
-  }
-}
-
-void ShowSegmentsRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.ShowSegmentsRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void ShowSegmentsRequest::CopyFrom(const ShowSegmentsRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.ShowSegmentsRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool ShowSegmentsRequest::IsInitialized() const {
-  return true;
-}
-
-void ShowSegmentsRequest::InternalSwap(ShowSegmentsRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  swap(base_, other->base_);
-  swap(collectionid_, other->collectionid_);
-  swap(partitionid_, other->partitionid_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata ShowSegmentsRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void ShowSegmentsResponse::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_ShowSegmentsResponse_default_instance_._instance.get_mutable()->status_ = const_cast< ::milvus::proto::common::Status*>(
-      ::milvus::proto::common::Status::internal_default_instance());
-}
-class ShowSegmentsResponse::_Internal {
- public:
-  static const ::milvus::proto::common::Status& status(const ShowSegmentsResponse* msg);
-};
-
-const ::milvus::proto::common::Status&
-ShowSegmentsResponse::_Internal::status(const ShowSegmentsResponse* msg) {
-  return *msg->status_;
-}
-void ShowSegmentsResponse::clear_status() {
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-}
-ShowSegmentsResponse::ShowSegmentsResponse()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.ShowSegmentsResponse)
-}
-ShowSegmentsResponse::ShowSegmentsResponse(const ShowSegmentsResponse& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      segmentids_(from.segmentids_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  if (from.has_status()) {
-    status_ = new ::milvus::proto::common::Status(*from.status_);
-  } else {
-    status_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.ShowSegmentsResponse)
-}
-
-void ShowSegmentsResponse::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_ShowSegmentsResponse_milvus_2eproto.base);
-  status_ = nullptr;
-}
-
-ShowSegmentsResponse::~ShowSegmentsResponse() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.ShowSegmentsResponse)
-  SharedDtor();
-}
-
-void ShowSegmentsResponse::SharedDtor() {
-  if (this != internal_default_instance()) delete status_;
-}
-
-void ShowSegmentsResponse::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const ShowSegmentsResponse& ShowSegmentsResponse::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_ShowSegmentsResponse_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void ShowSegmentsResponse::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.ShowSegmentsResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  segmentids_.Clear();
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* ShowSegmentsResponse::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.Status status = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_status(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated int64 segmentIDs = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::PackedInt64Parser(mutable_segmentids(), ptr, ctx);
-          CHK_(ptr);
-        } else if (static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 16) {
-          add_segmentids(::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr));
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool ShowSegmentsResponse::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.ShowSegmentsResponse)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.Status status = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_status()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated int64 segmentIDs = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPackedPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, this->mutable_segmentids())));
-        } else if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (16 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadRepeatedPrimitiveNoInline<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 1, 18u, input, this->mutable_segmentids())));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.ShowSegmentsResponse)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.ShowSegmentsResponse)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void ShowSegmentsResponse::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.ShowSegmentsResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::status(this), output);
-  }
-
-  // repeated int64 segmentIDs = 2;
-  if (this->segmentids_size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTag(2, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED, output);
-    output->WriteVarint32(_segmentids_cached_byte_size_.load(
-        std::memory_order_relaxed));
-  }
-  for (int i = 0, n = this->segmentids_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64NoTag(
-      this->segmentids(i), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.ShowSegmentsResponse)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* ShowSegmentsResponse::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.ShowSegmentsResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::status(this), target);
-  }
-
-  // repeated int64 segmentIDs = 2;
-  if (this->segmentids_size() > 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTagToArray(
-      2,
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED,
-      target);
-    target = ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream::WriteVarint32ToArray(
-        _segmentids_cached_byte_size_.load(std::memory_order_relaxed),
-         target);
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteInt64NoTagToArray(this->segmentids_, target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.ShowSegmentsResponse)
-  return target;
-}
-
-size_t ShowSegmentsResponse::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.ShowSegmentsResponse)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated int64 segmentIDs = 2;
-  {
-    size_t data_size = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      Int64Size(this->segmentids_);
-    if (data_size > 0) {
-      total_size += 1 +
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int32Size(
-            static_cast<::PROTOBUF_NAMESPACE_ID::int32>(data_size));
-    }
-    int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(data_size);
-    _segmentids_cached_byte_size_.store(cached_size,
-                                    std::memory_order_relaxed);
-    total_size += data_size;
-  }
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *status_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void ShowSegmentsResponse::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.ShowSegmentsResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  const ShowSegmentsResponse* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<ShowSegmentsResponse>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.ShowSegmentsResponse)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.ShowSegmentsResponse)
-    MergeFrom(*source);
-  }
-}
-
-void ShowSegmentsResponse::MergeFrom(const ShowSegmentsResponse& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.ShowSegmentsResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  segmentids_.MergeFrom(from.segmentids_);
-  if (from.has_status()) {
-    mutable_status()->::milvus::proto::common::Status::MergeFrom(from.status());
-  }
-}
-
-void ShowSegmentsResponse::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.ShowSegmentsResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void ShowSegmentsResponse::CopyFrom(const ShowSegmentsResponse& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.ShowSegmentsResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool ShowSegmentsResponse::IsInitialized() const {
-  return true;
-}
-
-void ShowSegmentsResponse::InternalSwap(ShowSegmentsResponse* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  segmentids_.InternalSwap(&other->segmentids_);
-  swap(status_, other->status_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata ShowSegmentsResponse::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void CreateIndexRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_CreateIndexRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class CreateIndexRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const CreateIndexRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-CreateIndexRequest::_Internal::base(const CreateIndexRequest* msg) {
-  return *msg->base_;
-}
-void CreateIndexRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-void CreateIndexRequest::clear_extra_params() {
-  extra_params_.Clear();
-}
-CreateIndexRequest::CreateIndexRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.CreateIndexRequest)
-}
-CreateIndexRequest::CreateIndexRequest(const CreateIndexRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      extra_params_(from.extra_params_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.db_name().empty()) {
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.collection_name().empty()) {
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  field_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.field_name().empty()) {
-    field_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.field_name_);
-  }
-  index_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.index_name().empty()) {
-    index_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.index_name_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.CreateIndexRequest)
-}
-
-void CreateIndexRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_CreateIndexRequest_milvus_2eproto.base);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  field_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  index_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  base_ = nullptr;
-}
-
-CreateIndexRequest::~CreateIndexRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.CreateIndexRequest)
-  SharedDtor();
-}
-
-void CreateIndexRequest::SharedDtor() {
-  db_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  field_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  index_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void CreateIndexRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const CreateIndexRequest& CreateIndexRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_CreateIndexRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void CreateIndexRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.CreateIndexRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  extra_params_.Clear();
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  field_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  index_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* CreateIndexRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string db_name = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_db_name(), ptr, ctx, "milvus.proto.milvus.CreateIndexRequest.db_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string collection_name = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_collection_name(), ptr, ctx, "milvus.proto.milvus.CreateIndexRequest.collection_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string field_name = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 34)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_field_name(), ptr, ctx, "milvus.proto.milvus.CreateIndexRequest.field_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated .milvus.proto.common.KeyValuePair extra_params = 5;
-      case 5:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 42)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ctx->ParseMessage(add_extra_params(), ptr);
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 42);
-        } else goto handle_unusual;
-        continue;
-      // string index_name = 6;
-      case 6:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 50)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_index_name(), ptr, ctx, "milvus.proto.milvus.CreateIndexRequest.index_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool CreateIndexRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.CreateIndexRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string db_name = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_db_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->db_name().data(), static_cast<int>(this->db_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.CreateIndexRequest.db_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string collection_name = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_collection_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.CreateIndexRequest.collection_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string field_name = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (34 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_field_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->field_name().data(), static_cast<int>(this->field_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.CreateIndexRequest.field_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated .milvus.proto.common.KeyValuePair extra_params = 5;
-      case 5: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (42 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-                input, add_extra_params()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string index_name = 6;
-      case 6: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (50 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_index_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->index_name().data(), static_cast<int>(this->index_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.CreateIndexRequest.index_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.CreateIndexRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.CreateIndexRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void CreateIndexRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.CreateIndexRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.CreateIndexRequest.db_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->db_name(), output);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.CreateIndexRequest.collection_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->collection_name(), output);
-  }
-
-  // string field_name = 4;
-  if (this->field_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->field_name().data(), static_cast<int>(this->field_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.CreateIndexRequest.field_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      4, this->field_name(), output);
-  }
-
-  // repeated .milvus.proto.common.KeyValuePair extra_params = 5;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->extra_params_size()); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      5,
-      this->extra_params(static_cast<int>(i)),
-      output);
-  }
-
-  // string index_name = 6;
-  if (this->index_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->index_name().data(), static_cast<int>(this->index_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.CreateIndexRequest.index_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      6, this->index_name(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.CreateIndexRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* CreateIndexRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.CreateIndexRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.CreateIndexRequest.db_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->db_name(), target);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.CreateIndexRequest.collection_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->collection_name(), target);
-  }
-
-  // string field_name = 4;
-  if (this->field_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->field_name().data(), static_cast<int>(this->field_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.CreateIndexRequest.field_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        4, this->field_name(), target);
-  }
-
-  // repeated .milvus.proto.common.KeyValuePair extra_params = 5;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->extra_params_size()); i < n; i++) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        5, this->extra_params(static_cast<int>(i)), target);
-  }
-
-  // string index_name = 6;
-  if (this->index_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->index_name().data(), static_cast<int>(this->index_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.CreateIndexRequest.index_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        6, this->index_name(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.CreateIndexRequest)
-  return target;
-}
-
-size_t CreateIndexRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.CreateIndexRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated .milvus.proto.common.KeyValuePair extra_params = 5;
-  {
-    unsigned int count = static_cast<unsigned int>(this->extra_params_size());
-    total_size += 1UL * count;
-    for (unsigned int i = 0; i < count; i++) {
-      total_size +=
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-          this->extra_params(static_cast<int>(i)));
-    }
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->db_name());
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->collection_name());
-  }
-
-  // string field_name = 4;
-  if (this->field_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->field_name());
-  }
-
-  // string index_name = 6;
-  if (this->index_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->index_name());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void CreateIndexRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.CreateIndexRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const CreateIndexRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<CreateIndexRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.CreateIndexRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.CreateIndexRequest)
-    MergeFrom(*source);
-  }
-}
-
-void CreateIndexRequest::MergeFrom(const CreateIndexRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.CreateIndexRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  extra_params_.MergeFrom(from.extra_params_);
-  if (from.db_name().size() > 0) {
-
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  if (from.collection_name().size() > 0) {
-
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.field_name().size() > 0) {
-
-    field_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.field_name_);
-  }
-  if (from.index_name().size() > 0) {
-
-    index_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.index_name_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-}
-
-void CreateIndexRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.CreateIndexRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void CreateIndexRequest::CopyFrom(const CreateIndexRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.CreateIndexRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool CreateIndexRequest::IsInitialized() const {
-  return true;
-}
-
-void CreateIndexRequest::InternalSwap(CreateIndexRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  CastToBase(&extra_params_)->InternalSwap(CastToBase(&other->extra_params_));
-  db_name_.Swap(&other->db_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  collection_name_.Swap(&other->collection_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  field_name_.Swap(&other->field_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  index_name_.Swap(&other->index_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata CreateIndexRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void DescribeIndexRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_DescribeIndexRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class DescribeIndexRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const DescribeIndexRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-DescribeIndexRequest::_Internal::base(const DescribeIndexRequest* msg) {
-  return *msg->base_;
-}
-void DescribeIndexRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-DescribeIndexRequest::DescribeIndexRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.DescribeIndexRequest)
-}
-DescribeIndexRequest::DescribeIndexRequest(const DescribeIndexRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.db_name().empty()) {
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.collection_name().empty()) {
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  field_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.field_name().empty()) {
-    field_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.field_name_);
-  }
-  index_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.index_name().empty()) {
-    index_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.index_name_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.DescribeIndexRequest)
-}
-
-void DescribeIndexRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_DescribeIndexRequest_milvus_2eproto.base);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  field_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  index_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  base_ = nullptr;
-}
-
-DescribeIndexRequest::~DescribeIndexRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.DescribeIndexRequest)
-  SharedDtor();
-}
-
-void DescribeIndexRequest::SharedDtor() {
-  db_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  field_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  index_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void DescribeIndexRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const DescribeIndexRequest& DescribeIndexRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_DescribeIndexRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void DescribeIndexRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.DescribeIndexRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  field_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  index_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* DescribeIndexRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string db_name = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_db_name(), ptr, ctx, "milvus.proto.milvus.DescribeIndexRequest.db_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string collection_name = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_collection_name(), ptr, ctx, "milvus.proto.milvus.DescribeIndexRequest.collection_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string field_name = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 34)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_field_name(), ptr, ctx, "milvus.proto.milvus.DescribeIndexRequest.field_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string index_name = 5;
-      case 5:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 42)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_index_name(), ptr, ctx, "milvus.proto.milvus.DescribeIndexRequest.index_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool DescribeIndexRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.DescribeIndexRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string db_name = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_db_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->db_name().data(), static_cast<int>(this->db_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.DescribeIndexRequest.db_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string collection_name = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_collection_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.DescribeIndexRequest.collection_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string field_name = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (34 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_field_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->field_name().data(), static_cast<int>(this->field_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.DescribeIndexRequest.field_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string index_name = 5;
-      case 5: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (42 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_index_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->index_name().data(), static_cast<int>(this->index_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.DescribeIndexRequest.index_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.DescribeIndexRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.DescribeIndexRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void DescribeIndexRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.DescribeIndexRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DescribeIndexRequest.db_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->db_name(), output);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DescribeIndexRequest.collection_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->collection_name(), output);
-  }
-
-  // string field_name = 4;
-  if (this->field_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->field_name().data(), static_cast<int>(this->field_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DescribeIndexRequest.field_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      4, this->field_name(), output);
-  }
-
-  // string index_name = 5;
-  if (this->index_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->index_name().data(), static_cast<int>(this->index_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DescribeIndexRequest.index_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      5, this->index_name(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.DescribeIndexRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* DescribeIndexRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.DescribeIndexRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DescribeIndexRequest.db_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->db_name(), target);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DescribeIndexRequest.collection_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->collection_name(), target);
-  }
-
-  // string field_name = 4;
-  if (this->field_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->field_name().data(), static_cast<int>(this->field_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DescribeIndexRequest.field_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        4, this->field_name(), target);
-  }
-
-  // string index_name = 5;
-  if (this->index_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->index_name().data(), static_cast<int>(this->index_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DescribeIndexRequest.index_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        5, this->index_name(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.DescribeIndexRequest)
-  return target;
-}
-
-size_t DescribeIndexRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.DescribeIndexRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->db_name());
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->collection_name());
-  }
-
-  // string field_name = 4;
-  if (this->field_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->field_name());
-  }
-
-  // string index_name = 5;
-  if (this->index_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->index_name());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void DescribeIndexRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.DescribeIndexRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const DescribeIndexRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<DescribeIndexRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.DescribeIndexRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.DescribeIndexRequest)
-    MergeFrom(*source);
-  }
-}
-
-void DescribeIndexRequest::MergeFrom(const DescribeIndexRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.DescribeIndexRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.db_name().size() > 0) {
-
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  if (from.collection_name().size() > 0) {
-
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.field_name().size() > 0) {
-
-    field_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.field_name_);
-  }
-  if (from.index_name().size() > 0) {
-
-    index_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.index_name_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-}
-
-void DescribeIndexRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.DescribeIndexRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void DescribeIndexRequest::CopyFrom(const DescribeIndexRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.DescribeIndexRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool DescribeIndexRequest::IsInitialized() const {
-  return true;
-}
-
-void DescribeIndexRequest::InternalSwap(DescribeIndexRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  db_name_.Swap(&other->db_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  collection_name_.Swap(&other->collection_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  field_name_.Swap(&other->field_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  index_name_.Swap(&other->index_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata DescribeIndexRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void IndexDescription::InitAsDefaultInstance() {
-}
-class IndexDescription::_Internal {
- public:
-};
-
-void IndexDescription::clear_params() {
-  params_.Clear();
-}
-IndexDescription::IndexDescription()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.IndexDescription)
-}
-IndexDescription::IndexDescription(const IndexDescription& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      params_(from.params_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  index_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.index_name().empty()) {
-    index_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.index_name_);
-  }
-  field_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.field_name().empty()) {
-    field_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.field_name_);
-  }
-  indexid_ = from.indexid_;
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.IndexDescription)
-}
-
-void IndexDescription::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_IndexDescription_milvus_2eproto.base);
-  index_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  field_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  indexid_ = PROTOBUF_LONGLONG(0);
-}
-
-IndexDescription::~IndexDescription() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.IndexDescription)
-  SharedDtor();
-}
-
-void IndexDescription::SharedDtor() {
-  index_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  field_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-
-void IndexDescription::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const IndexDescription& IndexDescription::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_IndexDescription_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void IndexDescription::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.IndexDescription)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  params_.Clear();
-  index_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  field_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  indexid_ = PROTOBUF_LONGLONG(0);
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* IndexDescription::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // string index_name = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_index_name(), ptr, ctx, "milvus.proto.milvus.IndexDescription.index_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int64 indexID = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 16)) {
-          indexid_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated .milvus.proto.common.KeyValuePair params = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ctx->ParseMessage(add_params(), ptr);
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 26);
-        } else goto handle_unusual;
-        continue;
-      // string field_name = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 34)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_field_name(), ptr, ctx, "milvus.proto.milvus.IndexDescription.field_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool IndexDescription::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.IndexDescription)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // string index_name = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_index_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->index_name().data(), static_cast<int>(this->index_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.IndexDescription.index_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 indexID = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (16 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &indexid_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated .milvus.proto.common.KeyValuePair params = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-                input, add_params()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string field_name = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (34 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_field_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->field_name().data(), static_cast<int>(this->field_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.IndexDescription.field_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.IndexDescription)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.IndexDescription)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void IndexDescription::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.IndexDescription)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // string index_name = 1;
-  if (this->index_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->index_name().data(), static_cast<int>(this->index_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.IndexDescription.index_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      1, this->index_name(), output);
-  }
-
-  // int64 indexID = 2;
-  if (this->indexid() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(2, this->indexid(), output);
-  }
-
-  // repeated .milvus.proto.common.KeyValuePair params = 3;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->params_size()); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      3,
-      this->params(static_cast<int>(i)),
-      output);
-  }
-
-  // string field_name = 4;
-  if (this->field_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->field_name().data(), static_cast<int>(this->field_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.IndexDescription.field_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      4, this->field_name(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.IndexDescription)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* IndexDescription::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.IndexDescription)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // string index_name = 1;
-  if (this->index_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->index_name().data(), static_cast<int>(this->index_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.IndexDescription.index_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        1, this->index_name(), target);
-  }
-
-  // int64 indexID = 2;
-  if (this->indexid() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(2, this->indexid(), target);
-  }
-
-  // repeated .milvus.proto.common.KeyValuePair params = 3;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->params_size()); i < n; i++) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        3, this->params(static_cast<int>(i)), target);
-  }
-
-  // string field_name = 4;
-  if (this->field_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->field_name().data(), static_cast<int>(this->field_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.IndexDescription.field_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        4, this->field_name(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.IndexDescription)
-  return target;
-}
-
-size_t IndexDescription::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.IndexDescription)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated .milvus.proto.common.KeyValuePair params = 3;
-  {
-    unsigned int count = static_cast<unsigned int>(this->params_size());
-    total_size += 1UL * count;
-    for (unsigned int i = 0; i < count; i++) {
-      total_size +=
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-          this->params(static_cast<int>(i)));
-    }
-  }
-
-  // string index_name = 1;
-  if (this->index_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->index_name());
-  }
-
-  // string field_name = 4;
-  if (this->field_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->field_name());
-  }
-
-  // int64 indexID = 2;
-  if (this->indexid() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->indexid());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void IndexDescription::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.IndexDescription)
-  GOOGLE_DCHECK_NE(&from, this);
-  const IndexDescription* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<IndexDescription>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.IndexDescription)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.IndexDescription)
-    MergeFrom(*source);
-  }
-}
-
-void IndexDescription::MergeFrom(const IndexDescription& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.IndexDescription)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  params_.MergeFrom(from.params_);
-  if (from.index_name().size() > 0) {
-
-    index_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.index_name_);
-  }
-  if (from.field_name().size() > 0) {
-
-    field_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.field_name_);
-  }
-  if (from.indexid() != 0) {
-    set_indexid(from.indexid());
-  }
-}
-
-void IndexDescription::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.IndexDescription)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void IndexDescription::CopyFrom(const IndexDescription& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.IndexDescription)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool IndexDescription::IsInitialized() const {
-  return true;
-}
-
-void IndexDescription::InternalSwap(IndexDescription* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  CastToBase(&params_)->InternalSwap(CastToBase(&other->params_));
-  index_name_.Swap(&other->index_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  field_name_.Swap(&other->field_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(indexid_, other->indexid_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata IndexDescription::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void DescribeIndexResponse::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_DescribeIndexResponse_default_instance_._instance.get_mutable()->status_ = const_cast< ::milvus::proto::common::Status*>(
-      ::milvus::proto::common::Status::internal_default_instance());
-}
-class DescribeIndexResponse::_Internal {
- public:
-  static const ::milvus::proto::common::Status& status(const DescribeIndexResponse* msg);
-};
-
-const ::milvus::proto::common::Status&
-DescribeIndexResponse::_Internal::status(const DescribeIndexResponse* msg) {
-  return *msg->status_;
-}
-void DescribeIndexResponse::clear_status() {
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-}
-DescribeIndexResponse::DescribeIndexResponse()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.DescribeIndexResponse)
-}
-DescribeIndexResponse::DescribeIndexResponse(const DescribeIndexResponse& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      index_descriptions_(from.index_descriptions_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  if (from.has_status()) {
-    status_ = new ::milvus::proto::common::Status(*from.status_);
-  } else {
-    status_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.DescribeIndexResponse)
-}
-
-void DescribeIndexResponse::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_DescribeIndexResponse_milvus_2eproto.base);
-  status_ = nullptr;
-}
-
-DescribeIndexResponse::~DescribeIndexResponse() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.DescribeIndexResponse)
-  SharedDtor();
-}
-
-void DescribeIndexResponse::SharedDtor() {
-  if (this != internal_default_instance()) delete status_;
-}
-
-void DescribeIndexResponse::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const DescribeIndexResponse& DescribeIndexResponse::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_DescribeIndexResponse_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void DescribeIndexResponse::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.DescribeIndexResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  index_descriptions_.Clear();
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* DescribeIndexResponse::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.Status status = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_status(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated .milvus.proto.milvus.IndexDescription index_descriptions = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ctx->ParseMessage(add_index_descriptions(), ptr);
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 18);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool DescribeIndexResponse::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.DescribeIndexResponse)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.Status status = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_status()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated .milvus.proto.milvus.IndexDescription index_descriptions = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-                input, add_index_descriptions()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.DescribeIndexResponse)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.DescribeIndexResponse)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void DescribeIndexResponse::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.DescribeIndexResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::status(this), output);
-  }
-
-  // repeated .milvus.proto.milvus.IndexDescription index_descriptions = 2;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->index_descriptions_size()); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      2,
-      this->index_descriptions(static_cast<int>(i)),
-      output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.DescribeIndexResponse)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* DescribeIndexResponse::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.DescribeIndexResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::status(this), target);
-  }
-
-  // repeated .milvus.proto.milvus.IndexDescription index_descriptions = 2;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->index_descriptions_size()); i < n; i++) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        2, this->index_descriptions(static_cast<int>(i)), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.DescribeIndexResponse)
-  return target;
-}
-
-size_t DescribeIndexResponse::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.DescribeIndexResponse)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated .milvus.proto.milvus.IndexDescription index_descriptions = 2;
-  {
-    unsigned int count = static_cast<unsigned int>(this->index_descriptions_size());
-    total_size += 1UL * count;
-    for (unsigned int i = 0; i < count; i++) {
-      total_size +=
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-          this->index_descriptions(static_cast<int>(i)));
-    }
-  }
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *status_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void DescribeIndexResponse::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.DescribeIndexResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  const DescribeIndexResponse* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<DescribeIndexResponse>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.DescribeIndexResponse)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.DescribeIndexResponse)
-    MergeFrom(*source);
-  }
-}
-
-void DescribeIndexResponse::MergeFrom(const DescribeIndexResponse& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.DescribeIndexResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  index_descriptions_.MergeFrom(from.index_descriptions_);
-  if (from.has_status()) {
-    mutable_status()->::milvus::proto::common::Status::MergeFrom(from.status());
-  }
-}
-
-void DescribeIndexResponse::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.DescribeIndexResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void DescribeIndexResponse::CopyFrom(const DescribeIndexResponse& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.DescribeIndexResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool DescribeIndexResponse::IsInitialized() const {
-  return true;
-}
-
-void DescribeIndexResponse::InternalSwap(DescribeIndexResponse* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  CastToBase(&index_descriptions_)->InternalSwap(CastToBase(&other->index_descriptions_));
-  swap(status_, other->status_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata DescribeIndexResponse::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void GetIndexBuildProgressRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_GetIndexBuildProgressRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class GetIndexBuildProgressRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const GetIndexBuildProgressRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-GetIndexBuildProgressRequest::_Internal::base(const GetIndexBuildProgressRequest* msg) {
-  return *msg->base_;
-}
-void GetIndexBuildProgressRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-GetIndexBuildProgressRequest::GetIndexBuildProgressRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.GetIndexBuildProgressRequest)
-}
-GetIndexBuildProgressRequest::GetIndexBuildProgressRequest(const GetIndexBuildProgressRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.db_name().empty()) {
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.collection_name().empty()) {
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  field_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.field_name().empty()) {
-    field_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.field_name_);
-  }
-  index_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.index_name().empty()) {
-    index_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.index_name_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.GetIndexBuildProgressRequest)
-}
-
-void GetIndexBuildProgressRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_GetIndexBuildProgressRequest_milvus_2eproto.base);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  field_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  index_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  base_ = nullptr;
-}
-
-GetIndexBuildProgressRequest::~GetIndexBuildProgressRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.GetIndexBuildProgressRequest)
-  SharedDtor();
-}
-
-void GetIndexBuildProgressRequest::SharedDtor() {
-  db_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  field_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  index_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void GetIndexBuildProgressRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const GetIndexBuildProgressRequest& GetIndexBuildProgressRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_GetIndexBuildProgressRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void GetIndexBuildProgressRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.GetIndexBuildProgressRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  field_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  index_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* GetIndexBuildProgressRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string db_name = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_db_name(), ptr, ctx, "milvus.proto.milvus.GetIndexBuildProgressRequest.db_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string collection_name = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_collection_name(), ptr, ctx, "milvus.proto.milvus.GetIndexBuildProgressRequest.collection_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string field_name = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 34)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_field_name(), ptr, ctx, "milvus.proto.milvus.GetIndexBuildProgressRequest.field_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string index_name = 5;
-      case 5:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 42)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_index_name(), ptr, ctx, "milvus.proto.milvus.GetIndexBuildProgressRequest.index_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool GetIndexBuildProgressRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.GetIndexBuildProgressRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string db_name = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_db_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->db_name().data(), static_cast<int>(this->db_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.GetIndexBuildProgressRequest.db_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string collection_name = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_collection_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.GetIndexBuildProgressRequest.collection_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string field_name = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (34 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_field_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->field_name().data(), static_cast<int>(this->field_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.GetIndexBuildProgressRequest.field_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string index_name = 5;
-      case 5: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (42 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_index_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->index_name().data(), static_cast<int>(this->index_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.GetIndexBuildProgressRequest.index_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.GetIndexBuildProgressRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.GetIndexBuildProgressRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void GetIndexBuildProgressRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.GetIndexBuildProgressRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetIndexBuildProgressRequest.db_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->db_name(), output);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetIndexBuildProgressRequest.collection_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->collection_name(), output);
-  }
-
-  // string field_name = 4;
-  if (this->field_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->field_name().data(), static_cast<int>(this->field_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetIndexBuildProgressRequest.field_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      4, this->field_name(), output);
-  }
-
-  // string index_name = 5;
-  if (this->index_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->index_name().data(), static_cast<int>(this->index_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetIndexBuildProgressRequest.index_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      5, this->index_name(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.GetIndexBuildProgressRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* GetIndexBuildProgressRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.GetIndexBuildProgressRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetIndexBuildProgressRequest.db_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->db_name(), target);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetIndexBuildProgressRequest.collection_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->collection_name(), target);
-  }
-
-  // string field_name = 4;
-  if (this->field_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->field_name().data(), static_cast<int>(this->field_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetIndexBuildProgressRequest.field_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        4, this->field_name(), target);
-  }
-
-  // string index_name = 5;
-  if (this->index_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->index_name().data(), static_cast<int>(this->index_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetIndexBuildProgressRequest.index_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        5, this->index_name(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.GetIndexBuildProgressRequest)
-  return target;
-}
-
-size_t GetIndexBuildProgressRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.GetIndexBuildProgressRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->db_name());
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->collection_name());
-  }
-
-  // string field_name = 4;
-  if (this->field_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->field_name());
-  }
-
-  // string index_name = 5;
-  if (this->index_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->index_name());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void GetIndexBuildProgressRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.GetIndexBuildProgressRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const GetIndexBuildProgressRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<GetIndexBuildProgressRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.GetIndexBuildProgressRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.GetIndexBuildProgressRequest)
-    MergeFrom(*source);
-  }
-}
-
-void GetIndexBuildProgressRequest::MergeFrom(const GetIndexBuildProgressRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.GetIndexBuildProgressRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.db_name().size() > 0) {
-
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  if (from.collection_name().size() > 0) {
-
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.field_name().size() > 0) {
-
-    field_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.field_name_);
-  }
-  if (from.index_name().size() > 0) {
-
-    index_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.index_name_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-}
-
-void GetIndexBuildProgressRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.GetIndexBuildProgressRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void GetIndexBuildProgressRequest::CopyFrom(const GetIndexBuildProgressRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.GetIndexBuildProgressRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool GetIndexBuildProgressRequest::IsInitialized() const {
-  return true;
-}
-
-void GetIndexBuildProgressRequest::InternalSwap(GetIndexBuildProgressRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  db_name_.Swap(&other->db_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  collection_name_.Swap(&other->collection_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  field_name_.Swap(&other->field_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  index_name_.Swap(&other->index_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata GetIndexBuildProgressRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void GetIndexBuildProgressResponse::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_GetIndexBuildProgressResponse_default_instance_._instance.get_mutable()->status_ = const_cast< ::milvus::proto::common::Status*>(
-      ::milvus::proto::common::Status::internal_default_instance());
-}
-class GetIndexBuildProgressResponse::_Internal {
- public:
-  static const ::milvus::proto::common::Status& status(const GetIndexBuildProgressResponse* msg);
-};
-
-const ::milvus::proto::common::Status&
-GetIndexBuildProgressResponse::_Internal::status(const GetIndexBuildProgressResponse* msg) {
-  return *msg->status_;
-}
-void GetIndexBuildProgressResponse::clear_status() {
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-}
-GetIndexBuildProgressResponse::GetIndexBuildProgressResponse()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.GetIndexBuildProgressResponse)
-}
-GetIndexBuildProgressResponse::GetIndexBuildProgressResponse(const GetIndexBuildProgressResponse& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  if (from.has_status()) {
-    status_ = new ::milvus::proto::common::Status(*from.status_);
-  } else {
-    status_ = nullptr;
-  }
-  ::memcpy(&indexed_rows_, &from.indexed_rows_,
-    static_cast<size_t>(reinterpret_cast<char*>(&total_rows_) -
-    reinterpret_cast<char*>(&indexed_rows_)) + sizeof(total_rows_));
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.GetIndexBuildProgressResponse)
-}
-
-void GetIndexBuildProgressResponse::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_GetIndexBuildProgressResponse_milvus_2eproto.base);
-  ::memset(&status_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&total_rows_) -
-      reinterpret_cast<char*>(&status_)) + sizeof(total_rows_));
-}
-
-GetIndexBuildProgressResponse::~GetIndexBuildProgressResponse() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.GetIndexBuildProgressResponse)
-  SharedDtor();
-}
-
-void GetIndexBuildProgressResponse::SharedDtor() {
-  if (this != internal_default_instance()) delete status_;
-}
-
-void GetIndexBuildProgressResponse::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const GetIndexBuildProgressResponse& GetIndexBuildProgressResponse::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_GetIndexBuildProgressResponse_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void GetIndexBuildProgressResponse::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.GetIndexBuildProgressResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-  ::memset(&indexed_rows_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&total_rows_) -
-      reinterpret_cast<char*>(&indexed_rows_)) + sizeof(total_rows_));
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* GetIndexBuildProgressResponse::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.Status status = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_status(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int64 indexed_rows = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 16)) {
-          indexed_rows_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int64 total_rows = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 24)) {
-          total_rows_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool GetIndexBuildProgressResponse::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.GetIndexBuildProgressResponse)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.Status status = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_status()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 indexed_rows = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (16 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &indexed_rows_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 total_rows = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (24 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &total_rows_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.GetIndexBuildProgressResponse)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.GetIndexBuildProgressResponse)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void GetIndexBuildProgressResponse::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.GetIndexBuildProgressResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::status(this), output);
-  }
-
-  // int64 indexed_rows = 2;
-  if (this->indexed_rows() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(2, this->indexed_rows(), output);
-  }
-
-  // int64 total_rows = 3;
-  if (this->total_rows() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(3, this->total_rows(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.GetIndexBuildProgressResponse)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* GetIndexBuildProgressResponse::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.GetIndexBuildProgressResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::status(this), target);
-  }
-
-  // int64 indexed_rows = 2;
-  if (this->indexed_rows() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(2, this->indexed_rows(), target);
-  }
-
-  // int64 total_rows = 3;
-  if (this->total_rows() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(3, this->total_rows(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.GetIndexBuildProgressResponse)
-  return target;
-}
-
-size_t GetIndexBuildProgressResponse::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.GetIndexBuildProgressResponse)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *status_);
-  }
-
-  // int64 indexed_rows = 2;
-  if (this->indexed_rows() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->indexed_rows());
-  }
-
-  // int64 total_rows = 3;
-  if (this->total_rows() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->total_rows());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void GetIndexBuildProgressResponse::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.GetIndexBuildProgressResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  const GetIndexBuildProgressResponse* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<GetIndexBuildProgressResponse>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.GetIndexBuildProgressResponse)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.GetIndexBuildProgressResponse)
-    MergeFrom(*source);
-  }
-}
-
-void GetIndexBuildProgressResponse::MergeFrom(const GetIndexBuildProgressResponse& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.GetIndexBuildProgressResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.has_status()) {
-    mutable_status()->::milvus::proto::common::Status::MergeFrom(from.status());
-  }
-  if (from.indexed_rows() != 0) {
-    set_indexed_rows(from.indexed_rows());
-  }
-  if (from.total_rows() != 0) {
-    set_total_rows(from.total_rows());
-  }
-}
-
-void GetIndexBuildProgressResponse::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.GetIndexBuildProgressResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void GetIndexBuildProgressResponse::CopyFrom(const GetIndexBuildProgressResponse& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.GetIndexBuildProgressResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool GetIndexBuildProgressResponse::IsInitialized() const {
-  return true;
-}
-
-void GetIndexBuildProgressResponse::InternalSwap(GetIndexBuildProgressResponse* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  swap(status_, other->status_);
-  swap(indexed_rows_, other->indexed_rows_);
-  swap(total_rows_, other->total_rows_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata GetIndexBuildProgressResponse::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void GetIndexStateRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_GetIndexStateRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class GetIndexStateRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const GetIndexStateRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-GetIndexStateRequest::_Internal::base(const GetIndexStateRequest* msg) {
-  return *msg->base_;
-}
-void GetIndexStateRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-GetIndexStateRequest::GetIndexStateRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.GetIndexStateRequest)
-}
-GetIndexStateRequest::GetIndexStateRequest(const GetIndexStateRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.db_name().empty()) {
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.collection_name().empty()) {
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  field_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.field_name().empty()) {
-    field_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.field_name_);
-  }
-  index_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.index_name().empty()) {
-    index_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.index_name_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.GetIndexStateRequest)
-}
-
-void GetIndexStateRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_GetIndexStateRequest_milvus_2eproto.base);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  field_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  index_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  base_ = nullptr;
-}
-
-GetIndexStateRequest::~GetIndexStateRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.GetIndexStateRequest)
-  SharedDtor();
-}
-
-void GetIndexStateRequest::SharedDtor() {
-  db_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  field_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  index_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void GetIndexStateRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const GetIndexStateRequest& GetIndexStateRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_GetIndexStateRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void GetIndexStateRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.GetIndexStateRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  field_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  index_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* GetIndexStateRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string db_name = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_db_name(), ptr, ctx, "milvus.proto.milvus.GetIndexStateRequest.db_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string collection_name = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_collection_name(), ptr, ctx, "milvus.proto.milvus.GetIndexStateRequest.collection_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string field_name = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 34)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_field_name(), ptr, ctx, "milvus.proto.milvus.GetIndexStateRequest.field_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string index_name = 5;
-      case 5:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 42)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_index_name(), ptr, ctx, "milvus.proto.milvus.GetIndexStateRequest.index_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool GetIndexStateRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.GetIndexStateRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string db_name = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_db_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->db_name().data(), static_cast<int>(this->db_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.GetIndexStateRequest.db_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string collection_name = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_collection_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.GetIndexStateRequest.collection_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string field_name = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (34 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_field_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->field_name().data(), static_cast<int>(this->field_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.GetIndexStateRequest.field_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string index_name = 5;
-      case 5: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (42 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_index_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->index_name().data(), static_cast<int>(this->index_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.GetIndexStateRequest.index_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.GetIndexStateRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.GetIndexStateRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void GetIndexStateRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.GetIndexStateRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetIndexStateRequest.db_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->db_name(), output);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetIndexStateRequest.collection_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->collection_name(), output);
-  }
-
-  // string field_name = 4;
-  if (this->field_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->field_name().data(), static_cast<int>(this->field_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetIndexStateRequest.field_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      4, this->field_name(), output);
-  }
-
-  // string index_name = 5;
-  if (this->index_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->index_name().data(), static_cast<int>(this->index_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetIndexStateRequest.index_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      5, this->index_name(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.GetIndexStateRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* GetIndexStateRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.GetIndexStateRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetIndexStateRequest.db_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->db_name(), target);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetIndexStateRequest.collection_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->collection_name(), target);
-  }
-
-  // string field_name = 4;
-  if (this->field_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->field_name().data(), static_cast<int>(this->field_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetIndexStateRequest.field_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        4, this->field_name(), target);
-  }
-
-  // string index_name = 5;
-  if (this->index_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->index_name().data(), static_cast<int>(this->index_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetIndexStateRequest.index_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        5, this->index_name(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.GetIndexStateRequest)
-  return target;
-}
-
-size_t GetIndexStateRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.GetIndexStateRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->db_name());
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->collection_name());
-  }
-
-  // string field_name = 4;
-  if (this->field_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->field_name());
-  }
-
-  // string index_name = 5;
-  if (this->index_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->index_name());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void GetIndexStateRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.GetIndexStateRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const GetIndexStateRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<GetIndexStateRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.GetIndexStateRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.GetIndexStateRequest)
-    MergeFrom(*source);
-  }
-}
-
-void GetIndexStateRequest::MergeFrom(const GetIndexStateRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.GetIndexStateRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.db_name().size() > 0) {
-
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  if (from.collection_name().size() > 0) {
-
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.field_name().size() > 0) {
-
-    field_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.field_name_);
-  }
-  if (from.index_name().size() > 0) {
-
-    index_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.index_name_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-}
-
-void GetIndexStateRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.GetIndexStateRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void GetIndexStateRequest::CopyFrom(const GetIndexStateRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.GetIndexStateRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool GetIndexStateRequest::IsInitialized() const {
-  return true;
-}
-
-void GetIndexStateRequest::InternalSwap(GetIndexStateRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  db_name_.Swap(&other->db_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  collection_name_.Swap(&other->collection_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  field_name_.Swap(&other->field_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  index_name_.Swap(&other->index_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata GetIndexStateRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void GetIndexStateResponse::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_GetIndexStateResponse_default_instance_._instance.get_mutable()->status_ = const_cast< ::milvus::proto::common::Status*>(
-      ::milvus::proto::common::Status::internal_default_instance());
-}
-class GetIndexStateResponse::_Internal {
- public:
-  static const ::milvus::proto::common::Status& status(const GetIndexStateResponse* msg);
-};
-
-const ::milvus::proto::common::Status&
-GetIndexStateResponse::_Internal::status(const GetIndexStateResponse* msg) {
-  return *msg->status_;
-}
-void GetIndexStateResponse::clear_status() {
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-}
-GetIndexStateResponse::GetIndexStateResponse()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.GetIndexStateResponse)
-}
-GetIndexStateResponse::GetIndexStateResponse(const GetIndexStateResponse& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  fail_reason_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.fail_reason().empty()) {
-    fail_reason_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.fail_reason_);
-  }
-  if (from.has_status()) {
-    status_ = new ::milvus::proto::common::Status(*from.status_);
-  } else {
-    status_ = nullptr;
-  }
-  state_ = from.state_;
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.GetIndexStateResponse)
-}
-
-void GetIndexStateResponse::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_GetIndexStateResponse_milvus_2eproto.base);
-  fail_reason_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  ::memset(&status_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&state_) -
-      reinterpret_cast<char*>(&status_)) + sizeof(state_));
-}
-
-GetIndexStateResponse::~GetIndexStateResponse() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.GetIndexStateResponse)
-  SharedDtor();
-}
-
-void GetIndexStateResponse::SharedDtor() {
-  fail_reason_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete status_;
-}
-
-void GetIndexStateResponse::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const GetIndexStateResponse& GetIndexStateResponse::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_GetIndexStateResponse_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void GetIndexStateResponse::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.GetIndexStateResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  fail_reason_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-  state_ = 0;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* GetIndexStateResponse::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.Status status = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_status(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // .milvus.proto.common.IndexState state = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 16)) {
-          ::PROTOBUF_NAMESPACE_ID::uint64 val = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-          set_state(static_cast<::milvus::proto::common::IndexState>(val));
-        } else goto handle_unusual;
-        continue;
-      // string fail_reason = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_fail_reason(), ptr, ctx, "milvus.proto.milvus.GetIndexStateResponse.fail_reason");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool GetIndexStateResponse::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.GetIndexStateResponse)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.Status status = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_status()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // .milvus.proto.common.IndexState state = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (16 & 0xFF)) {
-          int value = 0;
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   int, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_ENUM>(
-                 input, &value)));
-          set_state(static_cast< ::milvus::proto::common::IndexState >(value));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string fail_reason = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_fail_reason()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->fail_reason().data(), static_cast<int>(this->fail_reason().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.GetIndexStateResponse.fail_reason"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.GetIndexStateResponse)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.GetIndexStateResponse)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void GetIndexStateResponse::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.GetIndexStateResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::status(this), output);
-  }
-
-  // .milvus.proto.common.IndexState state = 2;
-  if (this->state() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteEnum(
-      2, this->state(), output);
-  }
-
-  // string fail_reason = 3;
-  if (this->fail_reason().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->fail_reason().data(), static_cast<int>(this->fail_reason().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetIndexStateResponse.fail_reason");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->fail_reason(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.GetIndexStateResponse)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* GetIndexStateResponse::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.GetIndexStateResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::status(this), target);
-  }
-
-  // .milvus.proto.common.IndexState state = 2;
-  if (this->state() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteEnumToArray(
-      2, this->state(), target);
-  }
-
-  // string fail_reason = 3;
-  if (this->fail_reason().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->fail_reason().data(), static_cast<int>(this->fail_reason().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetIndexStateResponse.fail_reason");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->fail_reason(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.GetIndexStateResponse)
-  return target;
-}
-
-size_t GetIndexStateResponse::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.GetIndexStateResponse)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // string fail_reason = 3;
-  if (this->fail_reason().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->fail_reason());
-  }
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *status_);
-  }
-
-  // .milvus.proto.common.IndexState state = 2;
-  if (this->state() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::EnumSize(this->state());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void GetIndexStateResponse::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.GetIndexStateResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  const GetIndexStateResponse* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<GetIndexStateResponse>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.GetIndexStateResponse)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.GetIndexStateResponse)
-    MergeFrom(*source);
-  }
-}
-
-void GetIndexStateResponse::MergeFrom(const GetIndexStateResponse& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.GetIndexStateResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.fail_reason().size() > 0) {
-
-    fail_reason_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.fail_reason_);
-  }
-  if (from.has_status()) {
-    mutable_status()->::milvus::proto::common::Status::MergeFrom(from.status());
-  }
-  if (from.state() != 0) {
-    set_state(from.state());
-  }
-}
-
-void GetIndexStateResponse::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.GetIndexStateResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void GetIndexStateResponse::CopyFrom(const GetIndexStateResponse& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.GetIndexStateResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool GetIndexStateResponse::IsInitialized() const {
-  return true;
-}
-
-void GetIndexStateResponse::InternalSwap(GetIndexStateResponse* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  fail_reason_.Swap(&other->fail_reason_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(status_, other->status_);
-  swap(state_, other->state_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata GetIndexStateResponse::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void DropIndexRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_DropIndexRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class DropIndexRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const DropIndexRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-DropIndexRequest::_Internal::base(const DropIndexRequest* msg) {
-  return *msg->base_;
-}
-void DropIndexRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-DropIndexRequest::DropIndexRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.DropIndexRequest)
-}
-DropIndexRequest::DropIndexRequest(const DropIndexRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.db_name().empty()) {
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.collection_name().empty()) {
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  field_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.field_name().empty()) {
-    field_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.field_name_);
-  }
-  index_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.index_name().empty()) {
-    index_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.index_name_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.DropIndexRequest)
-}
-
-void DropIndexRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_DropIndexRequest_milvus_2eproto.base);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  field_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  index_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  base_ = nullptr;
-}
-
-DropIndexRequest::~DropIndexRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.DropIndexRequest)
-  SharedDtor();
-}
-
-void DropIndexRequest::SharedDtor() {
-  db_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  field_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  index_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void DropIndexRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const DropIndexRequest& DropIndexRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_DropIndexRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void DropIndexRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.DropIndexRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  field_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  index_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* DropIndexRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string db_name = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_db_name(), ptr, ctx, "milvus.proto.milvus.DropIndexRequest.db_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string collection_name = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_collection_name(), ptr, ctx, "milvus.proto.milvus.DropIndexRequest.collection_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string field_name = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 34)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_field_name(), ptr, ctx, "milvus.proto.milvus.DropIndexRequest.field_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string index_name = 5;
-      case 5:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 42)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_index_name(), ptr, ctx, "milvus.proto.milvus.DropIndexRequest.index_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool DropIndexRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.DropIndexRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string db_name = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_db_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->db_name().data(), static_cast<int>(this->db_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.DropIndexRequest.db_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string collection_name = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_collection_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.DropIndexRequest.collection_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string field_name = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (34 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_field_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->field_name().data(), static_cast<int>(this->field_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.DropIndexRequest.field_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string index_name = 5;
-      case 5: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (42 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_index_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->index_name().data(), static_cast<int>(this->index_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.DropIndexRequest.index_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.DropIndexRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.DropIndexRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void DropIndexRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.DropIndexRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DropIndexRequest.db_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->db_name(), output);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DropIndexRequest.collection_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->collection_name(), output);
-  }
-
-  // string field_name = 4;
-  if (this->field_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->field_name().data(), static_cast<int>(this->field_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DropIndexRequest.field_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      4, this->field_name(), output);
-  }
-
-  // string index_name = 5;
-  if (this->index_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->index_name().data(), static_cast<int>(this->index_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DropIndexRequest.index_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      5, this->index_name(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.DropIndexRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* DropIndexRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.DropIndexRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DropIndexRequest.db_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->db_name(), target);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DropIndexRequest.collection_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->collection_name(), target);
-  }
-
-  // string field_name = 4;
-  if (this->field_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->field_name().data(), static_cast<int>(this->field_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DropIndexRequest.field_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        4, this->field_name(), target);
-  }
-
-  // string index_name = 5;
-  if (this->index_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->index_name().data(), static_cast<int>(this->index_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DropIndexRequest.index_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        5, this->index_name(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.DropIndexRequest)
-  return target;
-}
-
-size_t DropIndexRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.DropIndexRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->db_name());
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->collection_name());
-  }
-
-  // string field_name = 4;
-  if (this->field_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->field_name());
-  }
-
-  // string index_name = 5;
-  if (this->index_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->index_name());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void DropIndexRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.DropIndexRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const DropIndexRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<DropIndexRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.DropIndexRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.DropIndexRequest)
-    MergeFrom(*source);
-  }
-}
-
-void DropIndexRequest::MergeFrom(const DropIndexRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.DropIndexRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.db_name().size() > 0) {
-
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  if (from.collection_name().size() > 0) {
-
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.field_name().size() > 0) {
-
-    field_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.field_name_);
-  }
-  if (from.index_name().size() > 0) {
-
-    index_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.index_name_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-}
-
-void DropIndexRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.DropIndexRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void DropIndexRequest::CopyFrom(const DropIndexRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.DropIndexRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool DropIndexRequest::IsInitialized() const {
-  return true;
-}
-
-void DropIndexRequest::InternalSwap(DropIndexRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  db_name_.Swap(&other->db_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  collection_name_.Swap(&other->collection_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  field_name_.Swap(&other->field_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  index_name_.Swap(&other->index_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata DropIndexRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void InsertRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_InsertRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class InsertRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const InsertRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-InsertRequest::_Internal::base(const InsertRequest* msg) {
-  return *msg->base_;
-}
-void InsertRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-void InsertRequest::clear_fields_data() {
-  fields_data_.Clear();
-}
-InsertRequest::InsertRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.InsertRequest)
-}
-InsertRequest::InsertRequest(const InsertRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      fields_data_(from.fields_data_),
-      hash_keys_(from.hash_keys_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.db_name().empty()) {
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.collection_name().empty()) {
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  partition_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.partition_name().empty()) {
-    partition_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.partition_name_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  num_rows_ = from.num_rows_;
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.InsertRequest)
-}
-
-void InsertRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_InsertRequest_milvus_2eproto.base);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  partition_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  ::memset(&base_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&num_rows_) -
-      reinterpret_cast<char*>(&base_)) + sizeof(num_rows_));
-}
-
-InsertRequest::~InsertRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.InsertRequest)
-  SharedDtor();
-}
-
-void InsertRequest::SharedDtor() {
-  db_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  partition_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void InsertRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const InsertRequest& InsertRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_InsertRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void InsertRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.InsertRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  fields_data_.Clear();
-  hash_keys_.Clear();
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  partition_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  num_rows_ = 0u;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* InsertRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string db_name = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_db_name(), ptr, ctx, "milvus.proto.milvus.InsertRequest.db_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string collection_name = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_collection_name(), ptr, ctx, "milvus.proto.milvus.InsertRequest.collection_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string partition_name = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 34)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_partition_name(), ptr, ctx, "milvus.proto.milvus.InsertRequest.partition_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated .milvus.proto.schema.FieldData fields_data = 5;
-      case 5:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 42)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ctx->ParseMessage(add_fields_data(), ptr);
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 42);
-        } else goto handle_unusual;
-        continue;
-      // repeated uint32 hash_keys = 6;
-      case 6:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 50)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::PackedUInt32Parser(mutable_hash_keys(), ptr, ctx);
-          CHK_(ptr);
-        } else if (static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 48) {
-          add_hash_keys(::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr));
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // uint32 num_rows = 7;
-      case 7:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 56)) {
-          num_rows_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool InsertRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.InsertRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string db_name = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_db_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->db_name().data(), static_cast<int>(this->db_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.InsertRequest.db_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string collection_name = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_collection_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.InsertRequest.collection_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string partition_name = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (34 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_partition_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->partition_name().data(), static_cast<int>(this->partition_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.InsertRequest.partition_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated .milvus.proto.schema.FieldData fields_data = 5;
-      case 5: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (42 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-                input, add_fields_data()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated uint32 hash_keys = 6;
-      case 6: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (50 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPackedPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::uint32, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_UINT32>(
-                 input, this->mutable_hash_keys())));
-        } else if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (48 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadRepeatedPrimitiveNoInline<
-                   ::PROTOBUF_NAMESPACE_ID::uint32, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_UINT32>(
-                 1, 50u, input, this->mutable_hash_keys())));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // uint32 num_rows = 7;
-      case 7: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (56 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::uint32, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_UINT32>(
-                 input, &num_rows_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.InsertRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.InsertRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void InsertRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.InsertRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.InsertRequest.db_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->db_name(), output);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.InsertRequest.collection_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->collection_name(), output);
-  }
-
-  // string partition_name = 4;
-  if (this->partition_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->partition_name().data(), static_cast<int>(this->partition_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.InsertRequest.partition_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      4, this->partition_name(), output);
-  }
-
-  // repeated .milvus.proto.schema.FieldData fields_data = 5;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->fields_data_size()); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      5,
-      this->fields_data(static_cast<int>(i)),
-      output);
-  }
-
-  // repeated uint32 hash_keys = 6;
-  if (this->hash_keys_size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTag(6, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED, output);
-    output->WriteVarint32(_hash_keys_cached_byte_size_.load(
-        std::memory_order_relaxed));
-  }
-  for (int i = 0, n = this->hash_keys_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt32NoTag(
-      this->hash_keys(i), output);
-  }
-
-  // uint32 num_rows = 7;
-  if (this->num_rows() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt32(7, this->num_rows(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.InsertRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* InsertRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.InsertRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.InsertRequest.db_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->db_name(), target);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.InsertRequest.collection_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->collection_name(), target);
-  }
-
-  // string partition_name = 4;
-  if (this->partition_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->partition_name().data(), static_cast<int>(this->partition_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.InsertRequest.partition_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        4, this->partition_name(), target);
-  }
-
-  // repeated .milvus.proto.schema.FieldData fields_data = 5;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->fields_data_size()); i < n; i++) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        5, this->fields_data(static_cast<int>(i)), target);
-  }
-
-  // repeated uint32 hash_keys = 6;
-  if (this->hash_keys_size() > 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTagToArray(
-      6,
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED,
-      target);
-    target = ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream::WriteVarint32ToArray(
-        _hash_keys_cached_byte_size_.load(std::memory_order_relaxed),
-         target);
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteUInt32NoTagToArray(this->hash_keys_, target);
-  }
-
-  // uint32 num_rows = 7;
-  if (this->num_rows() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt32ToArray(7, this->num_rows(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.InsertRequest)
-  return target;
-}
-
-size_t InsertRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.InsertRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated .milvus.proto.schema.FieldData fields_data = 5;
-  {
-    unsigned int count = static_cast<unsigned int>(this->fields_data_size());
-    total_size += 1UL * count;
-    for (unsigned int i = 0; i < count; i++) {
-      total_size +=
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-          this->fields_data(static_cast<int>(i)));
-    }
-  }
-
-  // repeated uint32 hash_keys = 6;
-  {
-    size_t data_size = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      UInt32Size(this->hash_keys_);
-    if (data_size > 0) {
-      total_size += 1 +
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int32Size(
-            static_cast<::PROTOBUF_NAMESPACE_ID::int32>(data_size));
-    }
-    int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(data_size);
-    _hash_keys_cached_byte_size_.store(cached_size,
-                                    std::memory_order_relaxed);
-    total_size += data_size;
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->db_name());
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->collection_name());
-  }
-
-  // string partition_name = 4;
-  if (this->partition_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->partition_name());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  // uint32 num_rows = 7;
-  if (this->num_rows() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::UInt32Size(
-        this->num_rows());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void InsertRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.InsertRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const InsertRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<InsertRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.InsertRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.InsertRequest)
-    MergeFrom(*source);
-  }
-}
-
-void InsertRequest::MergeFrom(const InsertRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.InsertRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  fields_data_.MergeFrom(from.fields_data_);
-  hash_keys_.MergeFrom(from.hash_keys_);
-  if (from.db_name().size() > 0) {
-
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  if (from.collection_name().size() > 0) {
-
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.partition_name().size() > 0) {
-
-    partition_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.partition_name_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-  if (from.num_rows() != 0) {
-    set_num_rows(from.num_rows());
-  }
-}
-
-void InsertRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.InsertRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void InsertRequest::CopyFrom(const InsertRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.InsertRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool InsertRequest::IsInitialized() const {
-  return true;
-}
-
-void InsertRequest::InternalSwap(InsertRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  CastToBase(&fields_data_)->InternalSwap(CastToBase(&other->fields_data_));
-  hash_keys_.InternalSwap(&other->hash_keys_);
-  db_name_.Swap(&other->db_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  collection_name_.Swap(&other->collection_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  partition_name_.Swap(&other->partition_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-  swap(num_rows_, other->num_rows_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata InsertRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void MutationResult::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_MutationResult_default_instance_._instance.get_mutable()->status_ = const_cast< ::milvus::proto::common::Status*>(
-      ::milvus::proto::common::Status::internal_default_instance());
-  ::milvus::proto::milvus::_MutationResult_default_instance_._instance.get_mutable()->ids_ = const_cast< ::milvus::proto::schema::IDs*>(
-      ::milvus::proto::schema::IDs::internal_default_instance());
-}
-class MutationResult::_Internal {
- public:
-  static const ::milvus::proto::common::Status& status(const MutationResult* msg);
-  static const ::milvus::proto::schema::IDs& ids(const MutationResult* msg);
-};
-
-const ::milvus::proto::common::Status&
-MutationResult::_Internal::status(const MutationResult* msg) {
-  return *msg->status_;
-}
-const ::milvus::proto::schema::IDs&
-MutationResult::_Internal::ids(const MutationResult* msg) {
-  return *msg->ids_;
-}
-void MutationResult::clear_status() {
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-}
-void MutationResult::clear_ids() {
-  if (GetArenaNoVirtual() == nullptr && ids_ != nullptr) {
-    delete ids_;
-  }
-  ids_ = nullptr;
-}
-MutationResult::MutationResult()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.MutationResult)
-}
-MutationResult::MutationResult(const MutationResult& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      succ_index_(from.succ_index_),
-      err_index_(from.err_index_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  if (from.has_status()) {
-    status_ = new ::milvus::proto::common::Status(*from.status_);
-  } else {
-    status_ = nullptr;
-  }
-  if (from.has_ids()) {
-    ids_ = new ::milvus::proto::schema::IDs(*from.ids_);
-  } else {
-    ids_ = nullptr;
-  }
-  ::memcpy(&insert_cnt_, &from.insert_cnt_,
-    static_cast<size_t>(reinterpret_cast<char*>(&acknowledged_) -
-    reinterpret_cast<char*>(&insert_cnt_)) + sizeof(acknowledged_));
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.MutationResult)
-}
-
-void MutationResult::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_MutationResult_milvus_2eproto.base);
-  ::memset(&status_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&acknowledged_) -
-      reinterpret_cast<char*>(&status_)) + sizeof(acknowledged_));
-}
-
-MutationResult::~MutationResult() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.MutationResult)
-  SharedDtor();
-}
-
-void MutationResult::SharedDtor() {
-  if (this != internal_default_instance()) delete status_;
-  if (this != internal_default_instance()) delete ids_;
-}
-
-void MutationResult::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const MutationResult& MutationResult::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_MutationResult_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void MutationResult::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.MutationResult)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  succ_index_.Clear();
-  err_index_.Clear();
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-  if (GetArenaNoVirtual() == nullptr && ids_ != nullptr) {
-    delete ids_;
-  }
-  ids_ = nullptr;
-  ::memset(&insert_cnt_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&acknowledged_) -
-      reinterpret_cast<char*>(&insert_cnt_)) + sizeof(acknowledged_));
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* MutationResult::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.Status status = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_status(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // .milvus.proto.schema.IDs IDs = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ctx->ParseMessage(mutable_ids(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated uint32 succ_index = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::PackedUInt32Parser(mutable_succ_index(), ptr, ctx);
-          CHK_(ptr);
-        } else if (static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 24) {
-          add_succ_index(::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr));
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated uint32 err_index = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 34)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::PackedUInt32Parser(mutable_err_index(), ptr, ctx);
-          CHK_(ptr);
-        } else if (static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 32) {
-          add_err_index(::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr));
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // bool acknowledged = 5;
-      case 5:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 40)) {
-          acknowledged_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int64 insert_cnt = 6;
-      case 6:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 48)) {
-          insert_cnt_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int64 delete_cnt = 7;
-      case 7:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 56)) {
-          delete_cnt_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int64 upsert_cnt = 8;
-      case 8:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 64)) {
-          upsert_cnt_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // uint64 timestamp = 9;
-      case 9:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 72)) {
-          timestamp_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool MutationResult::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.MutationResult)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.Status status = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_status()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // .milvus.proto.schema.IDs IDs = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_ids()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated uint32 succ_index = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPackedPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::uint32, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_UINT32>(
-                 input, this->mutable_succ_index())));
-        } else if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (24 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadRepeatedPrimitiveNoInline<
-                   ::PROTOBUF_NAMESPACE_ID::uint32, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_UINT32>(
-                 1, 26u, input, this->mutable_succ_index())));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated uint32 err_index = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (34 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPackedPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::uint32, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_UINT32>(
-                 input, this->mutable_err_index())));
-        } else if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (32 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadRepeatedPrimitiveNoInline<
-                   ::PROTOBUF_NAMESPACE_ID::uint32, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_UINT32>(
-                 1, 34u, input, this->mutable_err_index())));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // bool acknowledged = 5;
-      case 5: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (40 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   bool, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_BOOL>(
-                 input, &acknowledged_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 insert_cnt = 6;
-      case 6: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (48 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &insert_cnt_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 delete_cnt = 7;
-      case 7: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (56 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &delete_cnt_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 upsert_cnt = 8;
-      case 8: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (64 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &upsert_cnt_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // uint64 timestamp = 9;
-      case 9: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (72 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::uint64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_UINT64>(
-                 input, &timestamp_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.MutationResult)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.MutationResult)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void MutationResult::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.MutationResult)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::status(this), output);
-  }
-
-  // .milvus.proto.schema.IDs IDs = 2;
-  if (this->has_ids()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      2, _Internal::ids(this), output);
-  }
-
-  // repeated uint32 succ_index = 3;
-  if (this->succ_index_size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTag(3, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED, output);
-    output->WriteVarint32(_succ_index_cached_byte_size_.load(
-        std::memory_order_relaxed));
-  }
-  for (int i = 0, n = this->succ_index_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt32NoTag(
-      this->succ_index(i), output);
-  }
-
-  // repeated uint32 err_index = 4;
-  if (this->err_index_size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTag(4, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED, output);
-    output->WriteVarint32(_err_index_cached_byte_size_.load(
-        std::memory_order_relaxed));
-  }
-  for (int i = 0, n = this->err_index_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt32NoTag(
-      this->err_index(i), output);
-  }
-
-  // bool acknowledged = 5;
-  if (this->acknowledged() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteBool(5, this->acknowledged(), output);
-  }
-
-  // int64 insert_cnt = 6;
-  if (this->insert_cnt() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(6, this->insert_cnt(), output);
-  }
-
-  // int64 delete_cnt = 7;
-  if (this->delete_cnt() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(7, this->delete_cnt(), output);
-  }
-
-  // int64 upsert_cnt = 8;
-  if (this->upsert_cnt() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(8, this->upsert_cnt(), output);
-  }
-
-  // uint64 timestamp = 9;
-  if (this->timestamp() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt64(9, this->timestamp(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.MutationResult)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* MutationResult::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.MutationResult)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::status(this), target);
-  }
-
-  // .milvus.proto.schema.IDs IDs = 2;
-  if (this->has_ids()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        2, _Internal::ids(this), target);
-  }
-
-  // repeated uint32 succ_index = 3;
-  if (this->succ_index_size() > 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTagToArray(
-      3,
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED,
-      target);
-    target = ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream::WriteVarint32ToArray(
-        _succ_index_cached_byte_size_.load(std::memory_order_relaxed),
-         target);
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteUInt32NoTagToArray(this->succ_index_, target);
-  }
-
-  // repeated uint32 err_index = 4;
-  if (this->err_index_size() > 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTagToArray(
-      4,
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED,
-      target);
-    target = ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream::WriteVarint32ToArray(
-        _err_index_cached_byte_size_.load(std::memory_order_relaxed),
-         target);
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteUInt32NoTagToArray(this->err_index_, target);
-  }
-
-  // bool acknowledged = 5;
-  if (this->acknowledged() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteBoolToArray(5, this->acknowledged(), target);
-  }
-
-  // int64 insert_cnt = 6;
-  if (this->insert_cnt() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(6, this->insert_cnt(), target);
-  }
-
-  // int64 delete_cnt = 7;
-  if (this->delete_cnt() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(7, this->delete_cnt(), target);
-  }
-
-  // int64 upsert_cnt = 8;
-  if (this->upsert_cnt() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(8, this->upsert_cnt(), target);
-  }
-
-  // uint64 timestamp = 9;
-  if (this->timestamp() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt64ToArray(9, this->timestamp(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.MutationResult)
-  return target;
-}
-
-size_t MutationResult::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.MutationResult)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated uint32 succ_index = 3;
-  {
-    size_t data_size = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      UInt32Size(this->succ_index_);
-    if (data_size > 0) {
-      total_size += 1 +
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int32Size(
-            static_cast<::PROTOBUF_NAMESPACE_ID::int32>(data_size));
-    }
-    int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(data_size);
-    _succ_index_cached_byte_size_.store(cached_size,
-                                    std::memory_order_relaxed);
-    total_size += data_size;
-  }
-
-  // repeated uint32 err_index = 4;
-  {
-    size_t data_size = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      UInt32Size(this->err_index_);
-    if (data_size > 0) {
-      total_size += 1 +
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int32Size(
-            static_cast<::PROTOBUF_NAMESPACE_ID::int32>(data_size));
-    }
-    int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(data_size);
-    _err_index_cached_byte_size_.store(cached_size,
-                                    std::memory_order_relaxed);
-    total_size += data_size;
-  }
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *status_);
-  }
-
-  // .milvus.proto.schema.IDs IDs = 2;
-  if (this->has_ids()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *ids_);
-  }
-
-  // int64 insert_cnt = 6;
-  if (this->insert_cnt() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->insert_cnt());
-  }
-
-  // int64 delete_cnt = 7;
-  if (this->delete_cnt() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->delete_cnt());
-  }
-
-  // int64 upsert_cnt = 8;
-  if (this->upsert_cnt() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->upsert_cnt());
-  }
-
-  // uint64 timestamp = 9;
-  if (this->timestamp() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::UInt64Size(
-        this->timestamp());
-  }
-
-  // bool acknowledged = 5;
-  if (this->acknowledged() != 0) {
-    total_size += 1 + 1;
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void MutationResult::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.MutationResult)
-  GOOGLE_DCHECK_NE(&from, this);
-  const MutationResult* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<MutationResult>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.MutationResult)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.MutationResult)
-    MergeFrom(*source);
-  }
-}
-
-void MutationResult::MergeFrom(const MutationResult& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.MutationResult)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  succ_index_.MergeFrom(from.succ_index_);
-  err_index_.MergeFrom(from.err_index_);
-  if (from.has_status()) {
-    mutable_status()->::milvus::proto::common::Status::MergeFrom(from.status());
-  }
-  if (from.has_ids()) {
-    mutable_ids()->::milvus::proto::schema::IDs::MergeFrom(from.ids());
-  }
-  if (from.insert_cnt() != 0) {
-    set_insert_cnt(from.insert_cnt());
-  }
-  if (from.delete_cnt() != 0) {
-    set_delete_cnt(from.delete_cnt());
-  }
-  if (from.upsert_cnt() != 0) {
-    set_upsert_cnt(from.upsert_cnt());
-  }
-  if (from.timestamp() != 0) {
-    set_timestamp(from.timestamp());
-  }
-  if (from.acknowledged() != 0) {
-    set_acknowledged(from.acknowledged());
-  }
-}
-
-void MutationResult::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.MutationResult)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void MutationResult::CopyFrom(const MutationResult& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.MutationResult)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool MutationResult::IsInitialized() const {
-  return true;
-}
-
-void MutationResult::InternalSwap(MutationResult* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  succ_index_.InternalSwap(&other->succ_index_);
-  err_index_.InternalSwap(&other->err_index_);
-  swap(status_, other->status_);
-  swap(ids_, other->ids_);
-  swap(insert_cnt_, other->insert_cnt_);
-  swap(delete_cnt_, other->delete_cnt_);
-  swap(upsert_cnt_, other->upsert_cnt_);
-  swap(timestamp_, other->timestamp_);
-  swap(acknowledged_, other->acknowledged_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata MutationResult::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void DeleteRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_DeleteRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class DeleteRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const DeleteRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-DeleteRequest::_Internal::base(const DeleteRequest* msg) {
-  return *msg->base_;
-}
-void DeleteRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-DeleteRequest::DeleteRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.DeleteRequest)
-}
-DeleteRequest::DeleteRequest(const DeleteRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      hash_keys_(from.hash_keys_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.db_name().empty()) {
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.collection_name().empty()) {
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  partition_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.partition_name().empty()) {
-    partition_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.partition_name_);
-  }
-  expr_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.expr().empty()) {
-    expr_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.expr_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.DeleteRequest)
-}
-
-void DeleteRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_DeleteRequest_milvus_2eproto.base);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  partition_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  expr_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  base_ = nullptr;
-}
-
-DeleteRequest::~DeleteRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.DeleteRequest)
-  SharedDtor();
-}
-
-void DeleteRequest::SharedDtor() {
-  db_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  partition_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  expr_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void DeleteRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const DeleteRequest& DeleteRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_DeleteRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void DeleteRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.DeleteRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  hash_keys_.Clear();
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  partition_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  expr_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* DeleteRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string db_name = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_db_name(), ptr, ctx, "milvus.proto.milvus.DeleteRequest.db_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string collection_name = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_collection_name(), ptr, ctx, "milvus.proto.milvus.DeleteRequest.collection_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string partition_name = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 34)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_partition_name(), ptr, ctx, "milvus.proto.milvus.DeleteRequest.partition_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string expr = 5;
-      case 5:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 42)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_expr(), ptr, ctx, "milvus.proto.milvus.DeleteRequest.expr");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated uint32 hash_keys = 6;
-      case 6:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 50)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::PackedUInt32Parser(mutable_hash_keys(), ptr, ctx);
-          CHK_(ptr);
-        } else if (static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 48) {
-          add_hash_keys(::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr));
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool DeleteRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.DeleteRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string db_name = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_db_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->db_name().data(), static_cast<int>(this->db_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.DeleteRequest.db_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string collection_name = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_collection_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.DeleteRequest.collection_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string partition_name = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (34 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_partition_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->partition_name().data(), static_cast<int>(this->partition_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.DeleteRequest.partition_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string expr = 5;
-      case 5: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (42 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_expr()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->expr().data(), static_cast<int>(this->expr().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.DeleteRequest.expr"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated uint32 hash_keys = 6;
-      case 6: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (50 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPackedPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::uint32, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_UINT32>(
-                 input, this->mutable_hash_keys())));
-        } else if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (48 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadRepeatedPrimitiveNoInline<
-                   ::PROTOBUF_NAMESPACE_ID::uint32, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_UINT32>(
-                 1, 50u, input, this->mutable_hash_keys())));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.DeleteRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.DeleteRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void DeleteRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.DeleteRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DeleteRequest.db_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->db_name(), output);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DeleteRequest.collection_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->collection_name(), output);
-  }
-
-  // string partition_name = 4;
-  if (this->partition_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->partition_name().data(), static_cast<int>(this->partition_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DeleteRequest.partition_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      4, this->partition_name(), output);
-  }
-
-  // string expr = 5;
-  if (this->expr().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->expr().data(), static_cast<int>(this->expr().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DeleteRequest.expr");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      5, this->expr(), output);
-  }
-
-  // repeated uint32 hash_keys = 6;
-  if (this->hash_keys_size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTag(6, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED, output);
-    output->WriteVarint32(_hash_keys_cached_byte_size_.load(
-        std::memory_order_relaxed));
-  }
-  for (int i = 0, n = this->hash_keys_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt32NoTag(
-      this->hash_keys(i), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.DeleteRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* DeleteRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.DeleteRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DeleteRequest.db_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->db_name(), target);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DeleteRequest.collection_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->collection_name(), target);
-  }
-
-  // string partition_name = 4;
-  if (this->partition_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->partition_name().data(), static_cast<int>(this->partition_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DeleteRequest.partition_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        4, this->partition_name(), target);
-  }
-
-  // string expr = 5;
-  if (this->expr().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->expr().data(), static_cast<int>(this->expr().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DeleteRequest.expr");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        5, this->expr(), target);
-  }
-
-  // repeated uint32 hash_keys = 6;
-  if (this->hash_keys_size() > 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTagToArray(
-      6,
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED,
-      target);
-    target = ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream::WriteVarint32ToArray(
-        _hash_keys_cached_byte_size_.load(std::memory_order_relaxed),
-         target);
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteUInt32NoTagToArray(this->hash_keys_, target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.DeleteRequest)
-  return target;
-}
-
-size_t DeleteRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.DeleteRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated uint32 hash_keys = 6;
-  {
-    size_t data_size = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      UInt32Size(this->hash_keys_);
-    if (data_size > 0) {
-      total_size += 1 +
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int32Size(
-            static_cast<::PROTOBUF_NAMESPACE_ID::int32>(data_size));
-    }
-    int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(data_size);
-    _hash_keys_cached_byte_size_.store(cached_size,
-                                    std::memory_order_relaxed);
-    total_size += data_size;
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->db_name());
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->collection_name());
-  }
-
-  // string partition_name = 4;
-  if (this->partition_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->partition_name());
-  }
-
-  // string expr = 5;
-  if (this->expr().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->expr());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void DeleteRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.DeleteRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const DeleteRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<DeleteRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.DeleteRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.DeleteRequest)
-    MergeFrom(*source);
-  }
-}
-
-void DeleteRequest::MergeFrom(const DeleteRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.DeleteRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  hash_keys_.MergeFrom(from.hash_keys_);
-  if (from.db_name().size() > 0) {
-
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  if (from.collection_name().size() > 0) {
-
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.partition_name().size() > 0) {
-
-    partition_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.partition_name_);
-  }
-  if (from.expr().size() > 0) {
-
-    expr_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.expr_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-}
-
-void DeleteRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.DeleteRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void DeleteRequest::CopyFrom(const DeleteRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.DeleteRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool DeleteRequest::IsInitialized() const {
-  return true;
-}
-
-void DeleteRequest::InternalSwap(DeleteRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  hash_keys_.InternalSwap(&other->hash_keys_);
-  db_name_.Swap(&other->db_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  collection_name_.Swap(&other->collection_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  partition_name_.Swap(&other->partition_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  expr_.Swap(&other->expr_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata DeleteRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void PlaceholderValue::InitAsDefaultInstance() {
-}
-class PlaceholderValue::_Internal {
- public:
-};
-
-PlaceholderValue::PlaceholderValue()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.PlaceholderValue)
-}
-PlaceholderValue::PlaceholderValue(const PlaceholderValue& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      values_(from.values_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  tag_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.tag().empty()) {
-    tag_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.tag_);
-  }
-  type_ = from.type_;
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.PlaceholderValue)
-}
-
-void PlaceholderValue::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_PlaceholderValue_milvus_2eproto.base);
-  tag_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  type_ = 0;
-}
-
-PlaceholderValue::~PlaceholderValue() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.PlaceholderValue)
-  SharedDtor();
-}
-
-void PlaceholderValue::SharedDtor() {
-  tag_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-
-void PlaceholderValue::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const PlaceholderValue& PlaceholderValue::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_PlaceholderValue_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void PlaceholderValue::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.PlaceholderValue)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  values_.Clear();
-  tag_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  type_ = 0;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* PlaceholderValue::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // string tag = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_tag(), ptr, ctx, "milvus.proto.milvus.PlaceholderValue.tag");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // .milvus.proto.milvus.PlaceholderType type = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 16)) {
-          ::PROTOBUF_NAMESPACE_ID::uint64 val = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-          set_type(static_cast<::milvus::proto::milvus::PlaceholderType>(val));
-        } else goto handle_unusual;
-        continue;
-      // repeated bytes values = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParser(add_values(), ptr, ctx);
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 26);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool PlaceholderValue::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.PlaceholderValue)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // string tag = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_tag()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->tag().data(), static_cast<int>(this->tag().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.PlaceholderValue.tag"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // .milvus.proto.milvus.PlaceholderType type = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (16 & 0xFF)) {
-          int value = 0;
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   int, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_ENUM>(
-                 input, &value)));
-          set_type(static_cast< ::milvus::proto::milvus::PlaceholderType >(value));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated bytes values = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadBytes(
-                input, this->add_values()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.PlaceholderValue)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.PlaceholderValue)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void PlaceholderValue::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.PlaceholderValue)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // string tag = 1;
-  if (this->tag().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->tag().data(), static_cast<int>(this->tag().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.PlaceholderValue.tag");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      1, this->tag(), output);
-  }
-
-  // .milvus.proto.milvus.PlaceholderType type = 2;
-  if (this->type() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteEnum(
-      2, this->type(), output);
-  }
-
-  // repeated bytes values = 3;
-  for (int i = 0, n = this->values_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteBytes(
-      3, this->values(i), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.PlaceholderValue)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* PlaceholderValue::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.PlaceholderValue)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // string tag = 1;
-  if (this->tag().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->tag().data(), static_cast<int>(this->tag().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.PlaceholderValue.tag");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        1, this->tag(), target);
-  }
-
-  // .milvus.proto.milvus.PlaceholderType type = 2;
-  if (this->type() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteEnumToArray(
-      2, this->type(), target);
-  }
-
-  // repeated bytes values = 3;
-  for (int i = 0, n = this->values_size(); i < n; i++) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteBytesToArray(3, this->values(i), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.PlaceholderValue)
-  return target;
-}
-
-size_t PlaceholderValue::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.PlaceholderValue)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated bytes values = 3;
-  total_size += 1 *
-      ::PROTOBUF_NAMESPACE_ID::internal::FromIntSize(this->values_size());
-  for (int i = 0, n = this->values_size(); i < n; i++) {
-    total_size += ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::BytesSize(
-      this->values(i));
-  }
-
-  // string tag = 1;
-  if (this->tag().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->tag());
-  }
-
-  // .milvus.proto.milvus.PlaceholderType type = 2;
-  if (this->type() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::EnumSize(this->type());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void PlaceholderValue::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.PlaceholderValue)
-  GOOGLE_DCHECK_NE(&from, this);
-  const PlaceholderValue* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<PlaceholderValue>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.PlaceholderValue)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.PlaceholderValue)
-    MergeFrom(*source);
-  }
-}
-
-void PlaceholderValue::MergeFrom(const PlaceholderValue& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.PlaceholderValue)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  values_.MergeFrom(from.values_);
-  if (from.tag().size() > 0) {
-
-    tag_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.tag_);
-  }
-  if (from.type() != 0) {
-    set_type(from.type());
-  }
-}
-
-void PlaceholderValue::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.PlaceholderValue)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void PlaceholderValue::CopyFrom(const PlaceholderValue& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.PlaceholderValue)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool PlaceholderValue::IsInitialized() const {
-  return true;
-}
-
-void PlaceholderValue::InternalSwap(PlaceholderValue* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  values_.InternalSwap(CastToBase(&other->values_));
-  tag_.Swap(&other->tag_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(type_, other->type_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata PlaceholderValue::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void PlaceholderGroup::InitAsDefaultInstance() {
-}
-class PlaceholderGroup::_Internal {
- public:
-};
-
-PlaceholderGroup::PlaceholderGroup()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.PlaceholderGroup)
-}
-PlaceholderGroup::PlaceholderGroup(const PlaceholderGroup& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      placeholders_(from.placeholders_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.PlaceholderGroup)
-}
-
-void PlaceholderGroup::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_PlaceholderGroup_milvus_2eproto.base);
-}
-
-PlaceholderGroup::~PlaceholderGroup() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.PlaceholderGroup)
-  SharedDtor();
-}
-
-void PlaceholderGroup::SharedDtor() {
-}
-
-void PlaceholderGroup::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const PlaceholderGroup& PlaceholderGroup::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_PlaceholderGroup_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void PlaceholderGroup::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.PlaceholderGroup)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  placeholders_.Clear();
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* PlaceholderGroup::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // repeated .milvus.proto.milvus.PlaceholderValue placeholders = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ctx->ParseMessage(add_placeholders(), ptr);
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 10);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool PlaceholderGroup::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.PlaceholderGroup)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // repeated .milvus.proto.milvus.PlaceholderValue placeholders = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-                input, add_placeholders()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.PlaceholderGroup)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.PlaceholderGroup)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void PlaceholderGroup::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.PlaceholderGroup)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // repeated .milvus.proto.milvus.PlaceholderValue placeholders = 1;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->placeholders_size()); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1,
-      this->placeholders(static_cast<int>(i)),
-      output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.PlaceholderGroup)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* PlaceholderGroup::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.PlaceholderGroup)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // repeated .milvus.proto.milvus.PlaceholderValue placeholders = 1;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->placeholders_size()); i < n; i++) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, this->placeholders(static_cast<int>(i)), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.PlaceholderGroup)
-  return target;
-}
-
-size_t PlaceholderGroup::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.PlaceholderGroup)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated .milvus.proto.milvus.PlaceholderValue placeholders = 1;
-  {
-    unsigned int count = static_cast<unsigned int>(this->placeholders_size());
-    total_size += 1UL * count;
-    for (unsigned int i = 0; i < count; i++) {
-      total_size +=
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-          this->placeholders(static_cast<int>(i)));
-    }
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void PlaceholderGroup::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.PlaceholderGroup)
-  GOOGLE_DCHECK_NE(&from, this);
-  const PlaceholderGroup* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<PlaceholderGroup>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.PlaceholderGroup)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.PlaceholderGroup)
-    MergeFrom(*source);
-  }
-}
-
-void PlaceholderGroup::MergeFrom(const PlaceholderGroup& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.PlaceholderGroup)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  placeholders_.MergeFrom(from.placeholders_);
-}
-
-void PlaceholderGroup::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.PlaceholderGroup)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void PlaceholderGroup::CopyFrom(const PlaceholderGroup& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.PlaceholderGroup)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool PlaceholderGroup::IsInitialized() const {
-  return true;
-}
-
-void PlaceholderGroup::InternalSwap(PlaceholderGroup* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  CastToBase(&placeholders_)->InternalSwap(CastToBase(&other->placeholders_));
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata PlaceholderGroup::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void SearchRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_SearchRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class SearchRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const SearchRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-SearchRequest::_Internal::base(const SearchRequest* msg) {
-  return *msg->base_;
-}
-void SearchRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-void SearchRequest::clear_search_params() {
-  search_params_.Clear();
-}
-SearchRequest::SearchRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.SearchRequest)
-}
-SearchRequest::SearchRequest(const SearchRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      partition_names_(from.partition_names_),
-      output_fields_(from.output_fields_),
-      search_params_(from.search_params_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.db_name().empty()) {
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.collection_name().empty()) {
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  dsl_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.dsl().empty()) {
-    dsl_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.dsl_);
-  }
-  placeholder_group_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.placeholder_group().empty()) {
-    placeholder_group_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.placeholder_group_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  ::memcpy(&travel_timestamp_, &from.travel_timestamp_,
-    static_cast<size_t>(reinterpret_cast<char*>(&dsl_type_) -
-    reinterpret_cast<char*>(&travel_timestamp_)) + sizeof(dsl_type_));
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.SearchRequest)
-}
-
-void SearchRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_SearchRequest_milvus_2eproto.base);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  dsl_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  placeholder_group_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  ::memset(&base_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&dsl_type_) -
-      reinterpret_cast<char*>(&base_)) + sizeof(dsl_type_));
-}
-
-SearchRequest::~SearchRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.SearchRequest)
-  SharedDtor();
-}
-
-void SearchRequest::SharedDtor() {
-  db_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  dsl_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  placeholder_group_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void SearchRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const SearchRequest& SearchRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_SearchRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void SearchRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.SearchRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  partition_names_.Clear();
-  output_fields_.Clear();
-  search_params_.Clear();
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  dsl_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  placeholder_group_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  ::memset(&travel_timestamp_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&dsl_type_) -
-      reinterpret_cast<char*>(&travel_timestamp_)) + sizeof(dsl_type_));
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* SearchRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string db_name = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_db_name(), ptr, ctx, "milvus.proto.milvus.SearchRequest.db_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string collection_name = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_collection_name(), ptr, ctx, "milvus.proto.milvus.SearchRequest.collection_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated string partition_names = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 34)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(add_partition_names(), ptr, ctx, "milvus.proto.milvus.SearchRequest.partition_names");
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 34);
-        } else goto handle_unusual;
-        continue;
-      // string dsl = 5;
-      case 5:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 42)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_dsl(), ptr, ctx, "milvus.proto.milvus.SearchRequest.dsl");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // bytes placeholder_group = 6;
-      case 6:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 50)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParser(mutable_placeholder_group(), ptr, ctx);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // .milvus.proto.common.DslType dsl_type = 7;
-      case 7:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 56)) {
-          ::PROTOBUF_NAMESPACE_ID::uint64 val = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-          set_dsl_type(static_cast<::milvus::proto::common::DslType>(val));
-        } else goto handle_unusual;
-        continue;
-      // repeated string output_fields = 8;
-      case 8:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 66)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(add_output_fields(), ptr, ctx, "milvus.proto.milvus.SearchRequest.output_fields");
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 66);
-        } else goto handle_unusual;
-        continue;
-      // repeated .milvus.proto.common.KeyValuePair search_params = 9;
-      case 9:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 74)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ctx->ParseMessage(add_search_params(), ptr);
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 74);
-        } else goto handle_unusual;
-        continue;
-      // uint64 travel_timestamp = 10;
-      case 10:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 80)) {
-          travel_timestamp_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // uint64 guarantee_timestamp = 11;
-      case 11:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 88)) {
-          guarantee_timestamp_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool SearchRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.SearchRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string db_name = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_db_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->db_name().data(), static_cast<int>(this->db_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.SearchRequest.db_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string collection_name = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_collection_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.SearchRequest.collection_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated string partition_names = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (34 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->add_partition_names()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->partition_names(this->partition_names_size() - 1).data(),
-            static_cast<int>(this->partition_names(this->partition_names_size() - 1).length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.SearchRequest.partition_names"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string dsl = 5;
-      case 5: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (42 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_dsl()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->dsl().data(), static_cast<int>(this->dsl().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.SearchRequest.dsl"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // bytes placeholder_group = 6;
-      case 6: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (50 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadBytes(
-                input, this->mutable_placeholder_group()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // .milvus.proto.common.DslType dsl_type = 7;
-      case 7: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (56 & 0xFF)) {
-          int value = 0;
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   int, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_ENUM>(
-                 input, &value)));
-          set_dsl_type(static_cast< ::milvus::proto::common::DslType >(value));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated string output_fields = 8;
-      case 8: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (66 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->add_output_fields()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->output_fields(this->output_fields_size() - 1).data(),
-            static_cast<int>(this->output_fields(this->output_fields_size() - 1).length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.SearchRequest.output_fields"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated .milvus.proto.common.KeyValuePair search_params = 9;
-      case 9: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (74 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-                input, add_search_params()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // uint64 travel_timestamp = 10;
-      case 10: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (80 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::uint64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_UINT64>(
-                 input, &travel_timestamp_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // uint64 guarantee_timestamp = 11;
-      case 11: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (88 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::uint64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_UINT64>(
-                 input, &guarantee_timestamp_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.SearchRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.SearchRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void SearchRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.SearchRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.SearchRequest.db_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->db_name(), output);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.SearchRequest.collection_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->collection_name(), output);
-  }
-
-  // repeated string partition_names = 4;
-  for (int i = 0, n = this->partition_names_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->partition_names(i).data(), static_cast<int>(this->partition_names(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.SearchRequest.partition_names");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteString(
-      4, this->partition_names(i), output);
-  }
-
-  // string dsl = 5;
-  if (this->dsl().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->dsl().data(), static_cast<int>(this->dsl().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.SearchRequest.dsl");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      5, this->dsl(), output);
-  }
-
-  // bytes placeholder_group = 6;
-  if (this->placeholder_group().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteBytesMaybeAliased(
-      6, this->placeholder_group(), output);
-  }
-
-  // .milvus.proto.common.DslType dsl_type = 7;
-  if (this->dsl_type() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteEnum(
-      7, this->dsl_type(), output);
-  }
-
-  // repeated string output_fields = 8;
-  for (int i = 0, n = this->output_fields_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->output_fields(i).data(), static_cast<int>(this->output_fields(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.SearchRequest.output_fields");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteString(
-      8, this->output_fields(i), output);
-  }
-
-  // repeated .milvus.proto.common.KeyValuePair search_params = 9;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->search_params_size()); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      9,
-      this->search_params(static_cast<int>(i)),
-      output);
-  }
-
-  // uint64 travel_timestamp = 10;
-  if (this->travel_timestamp() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt64(10, this->travel_timestamp(), output);
-  }
-
-  // uint64 guarantee_timestamp = 11;
-  if (this->guarantee_timestamp() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt64(11, this->guarantee_timestamp(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.SearchRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* SearchRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.SearchRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.SearchRequest.db_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->db_name(), target);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.SearchRequest.collection_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->collection_name(), target);
-  }
-
-  // repeated string partition_names = 4;
-  for (int i = 0, n = this->partition_names_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->partition_names(i).data(), static_cast<int>(this->partition_names(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.SearchRequest.partition_names");
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteStringToArray(4, this->partition_names(i), target);
-  }
-
-  // string dsl = 5;
-  if (this->dsl().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->dsl().data(), static_cast<int>(this->dsl().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.SearchRequest.dsl");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        5, this->dsl(), target);
-  }
-
-  // bytes placeholder_group = 6;
-  if (this->placeholder_group().size() > 0) {
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteBytesToArray(
-        6, this->placeholder_group(), target);
-  }
-
-  // .milvus.proto.common.DslType dsl_type = 7;
-  if (this->dsl_type() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteEnumToArray(
-      7, this->dsl_type(), target);
-  }
-
-  // repeated string output_fields = 8;
-  for (int i = 0, n = this->output_fields_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->output_fields(i).data(), static_cast<int>(this->output_fields(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.SearchRequest.output_fields");
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteStringToArray(8, this->output_fields(i), target);
-  }
-
-  // repeated .milvus.proto.common.KeyValuePair search_params = 9;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->search_params_size()); i < n; i++) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        9, this->search_params(static_cast<int>(i)), target);
-  }
-
-  // uint64 travel_timestamp = 10;
-  if (this->travel_timestamp() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt64ToArray(10, this->travel_timestamp(), target);
-  }
-
-  // uint64 guarantee_timestamp = 11;
-  if (this->guarantee_timestamp() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt64ToArray(11, this->guarantee_timestamp(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.SearchRequest)
-  return target;
-}
-
-size_t SearchRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.SearchRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated string partition_names = 4;
-  total_size += 1 *
-      ::PROTOBUF_NAMESPACE_ID::internal::FromIntSize(this->partition_names_size());
-  for (int i = 0, n = this->partition_names_size(); i < n; i++) {
-    total_size += ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-      this->partition_names(i));
-  }
-
-  // repeated string output_fields = 8;
-  total_size += 1 *
-      ::PROTOBUF_NAMESPACE_ID::internal::FromIntSize(this->output_fields_size());
-  for (int i = 0, n = this->output_fields_size(); i < n; i++) {
-    total_size += ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-      this->output_fields(i));
-  }
-
-  // repeated .milvus.proto.common.KeyValuePair search_params = 9;
-  {
-    unsigned int count = static_cast<unsigned int>(this->search_params_size());
-    total_size += 1UL * count;
-    for (unsigned int i = 0; i < count; i++) {
-      total_size +=
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-          this->search_params(static_cast<int>(i)));
-    }
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->db_name());
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->collection_name());
-  }
-
-  // string dsl = 5;
-  if (this->dsl().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->dsl());
-  }
-
-  // bytes placeholder_group = 6;
-  if (this->placeholder_group().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::BytesSize(
-        this->placeholder_group());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  // uint64 travel_timestamp = 10;
-  if (this->travel_timestamp() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::UInt64Size(
-        this->travel_timestamp());
-  }
-
-  // uint64 guarantee_timestamp = 11;
-  if (this->guarantee_timestamp() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::UInt64Size(
-        this->guarantee_timestamp());
-  }
-
-  // .milvus.proto.common.DslType dsl_type = 7;
-  if (this->dsl_type() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::EnumSize(this->dsl_type());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void SearchRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.SearchRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const SearchRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<SearchRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.SearchRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.SearchRequest)
-    MergeFrom(*source);
-  }
-}
-
-void SearchRequest::MergeFrom(const SearchRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.SearchRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  partition_names_.MergeFrom(from.partition_names_);
-  output_fields_.MergeFrom(from.output_fields_);
-  search_params_.MergeFrom(from.search_params_);
-  if (from.db_name().size() > 0) {
-
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  if (from.collection_name().size() > 0) {
-
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.dsl().size() > 0) {
-
-    dsl_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.dsl_);
-  }
-  if (from.placeholder_group().size() > 0) {
-
-    placeholder_group_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.placeholder_group_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-  if (from.travel_timestamp() != 0) {
-    set_travel_timestamp(from.travel_timestamp());
-  }
-  if (from.guarantee_timestamp() != 0) {
-    set_guarantee_timestamp(from.guarantee_timestamp());
-  }
-  if (from.dsl_type() != 0) {
-    set_dsl_type(from.dsl_type());
-  }
-}
-
-void SearchRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.SearchRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void SearchRequest::CopyFrom(const SearchRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.SearchRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool SearchRequest::IsInitialized() const {
-  return true;
-}
-
-void SearchRequest::InternalSwap(SearchRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  partition_names_.InternalSwap(CastToBase(&other->partition_names_));
-  output_fields_.InternalSwap(CastToBase(&other->output_fields_));
-  CastToBase(&search_params_)->InternalSwap(CastToBase(&other->search_params_));
-  db_name_.Swap(&other->db_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  collection_name_.Swap(&other->collection_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  dsl_.Swap(&other->dsl_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  placeholder_group_.Swap(&other->placeholder_group_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-  swap(travel_timestamp_, other->travel_timestamp_);
-  swap(guarantee_timestamp_, other->guarantee_timestamp_);
-  swap(dsl_type_, other->dsl_type_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata SearchRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void Hits::InitAsDefaultInstance() {
-}
-class Hits::_Internal {
- public:
-};
-
-Hits::Hits()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.Hits)
-}
-Hits::Hits(const Hits& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      ids_(from.ids_),
-      row_data_(from.row_data_),
-      scores_(from.scores_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.Hits)
-}
-
-void Hits::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_Hits_milvus_2eproto.base);
-}
-
-Hits::~Hits() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.Hits)
-  SharedDtor();
-}
-
-void Hits::SharedDtor() {
-}
-
-void Hits::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const Hits& Hits::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_Hits_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void Hits::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.Hits)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  ids_.Clear();
-  row_data_.Clear();
-  scores_.Clear();
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* Hits::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // repeated int64 IDs = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::PackedInt64Parser(mutable_ids(), ptr, ctx);
-          CHK_(ptr);
-        } else if (static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 8) {
-          add_ids(::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr));
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated bytes row_data = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParser(add_row_data(), ptr, ctx);
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 18);
-        } else goto handle_unusual;
-        continue;
-      // repeated float scores = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::PackedFloatParser(mutable_scores(), ptr, ctx);
-          CHK_(ptr);
-        } else if (static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 29) {
-          add_scores(::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<float>(ptr));
-          ptr += sizeof(float);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool Hits::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.Hits)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // repeated int64 IDs = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPackedPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, this->mutable_ids())));
-        } else if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (8 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadRepeatedPrimitiveNoInline<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 1, 10u, input, this->mutable_ids())));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated bytes row_data = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadBytes(
-                input, this->add_row_data()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated float scores = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPackedPrimitive<
-                   float, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_FLOAT>(
-                 input, this->mutable_scores())));
-        } else if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (29 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadRepeatedPrimitiveNoInline<
-                   float, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_FLOAT>(
-                 1, 26u, input, this->mutable_scores())));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.Hits)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.Hits)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void Hits::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.Hits)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // repeated int64 IDs = 1;
-  if (this->ids_size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTag(1, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED, output);
-    output->WriteVarint32(_ids_cached_byte_size_.load(
-        std::memory_order_relaxed));
-  }
-  for (int i = 0, n = this->ids_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64NoTag(
-      this->ids(i), output);
-  }
-
-  // repeated bytes row_data = 2;
-  for (int i = 0, n = this->row_data_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteBytes(
-      2, this->row_data(i), output);
-  }
-
-  // repeated float scores = 3;
-  if (this->scores_size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTag(3, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED, output);
-    output->WriteVarint32(_scores_cached_byte_size_.load(
-        std::memory_order_relaxed));
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteFloatArray(
-      this->scores().data(), this->scores_size(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.Hits)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* Hits::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.Hits)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // repeated int64 IDs = 1;
-  if (this->ids_size() > 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTagToArray(
-      1,
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED,
-      target);
-    target = ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream::WriteVarint32ToArray(
-        _ids_cached_byte_size_.load(std::memory_order_relaxed),
-         target);
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteInt64NoTagToArray(this->ids_, target);
-  }
-
-  // repeated bytes row_data = 2;
-  for (int i = 0, n = this->row_data_size(); i < n; i++) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteBytesToArray(2, this->row_data(i), target);
-  }
-
-  // repeated float scores = 3;
-  if (this->scores_size() > 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTagToArray(
-      3,
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED,
-      target);
-    target = ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream::WriteVarint32ToArray(
-        _scores_cached_byte_size_.load(std::memory_order_relaxed),
-         target);
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteFloatNoTagToArray(this->scores_, target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.Hits)
-  return target;
-}
-
-size_t Hits::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.Hits)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated int64 IDs = 1;
-  {
-    size_t data_size = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      Int64Size(this->ids_);
-    if (data_size > 0) {
-      total_size += 1 +
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int32Size(
-            static_cast<::PROTOBUF_NAMESPACE_ID::int32>(data_size));
-    }
-    int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(data_size);
-    _ids_cached_byte_size_.store(cached_size,
-                                    std::memory_order_relaxed);
-    total_size += data_size;
-  }
-
-  // repeated bytes row_data = 2;
-  total_size += 1 *
-      ::PROTOBUF_NAMESPACE_ID::internal::FromIntSize(this->row_data_size());
-  for (int i = 0, n = this->row_data_size(); i < n; i++) {
-    total_size += ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::BytesSize(
-      this->row_data(i));
-  }
-
-  // repeated float scores = 3;
-  {
-    unsigned int count = static_cast<unsigned int>(this->scores_size());
-    size_t data_size = 4UL * count;
-    if (data_size > 0) {
-      total_size += 1 +
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int32Size(
-            static_cast<::PROTOBUF_NAMESPACE_ID::int32>(data_size));
-    }
-    int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(data_size);
-    _scores_cached_byte_size_.store(cached_size,
-                                    std::memory_order_relaxed);
-    total_size += data_size;
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void Hits::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.Hits)
-  GOOGLE_DCHECK_NE(&from, this);
-  const Hits* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<Hits>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.Hits)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.Hits)
-    MergeFrom(*source);
-  }
-}
-
-void Hits::MergeFrom(const Hits& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.Hits)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  ids_.MergeFrom(from.ids_);
-  row_data_.MergeFrom(from.row_data_);
-  scores_.MergeFrom(from.scores_);
-}
-
-void Hits::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.Hits)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void Hits::CopyFrom(const Hits& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.Hits)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool Hits::IsInitialized() const {
-  return true;
-}
-
-void Hits::InternalSwap(Hits* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  ids_.InternalSwap(&other->ids_);
-  row_data_.InternalSwap(CastToBase(&other->row_data_));
-  scores_.InternalSwap(&other->scores_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata Hits::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void SearchResults::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_SearchResults_default_instance_._instance.get_mutable()->status_ = const_cast< ::milvus::proto::common::Status*>(
-      ::milvus::proto::common::Status::internal_default_instance());
-  ::milvus::proto::milvus::_SearchResults_default_instance_._instance.get_mutable()->results_ = const_cast< ::milvus::proto::schema::SearchResultData*>(
-      ::milvus::proto::schema::SearchResultData::internal_default_instance());
-}
-class SearchResults::_Internal {
- public:
-  static const ::milvus::proto::common::Status& status(const SearchResults* msg);
-  static const ::milvus::proto::schema::SearchResultData& results(const SearchResults* msg);
-};
-
-const ::milvus::proto::common::Status&
-SearchResults::_Internal::status(const SearchResults* msg) {
-  return *msg->status_;
-}
-const ::milvus::proto::schema::SearchResultData&
-SearchResults::_Internal::results(const SearchResults* msg) {
-  return *msg->results_;
-}
-void SearchResults::clear_status() {
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-}
-void SearchResults::clear_results() {
-  if (GetArenaNoVirtual() == nullptr && results_ != nullptr) {
-    delete results_;
-  }
-  results_ = nullptr;
-}
-SearchResults::SearchResults()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.SearchResults)
-}
-SearchResults::SearchResults(const SearchResults& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.collection_name().empty()) {
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.has_status()) {
-    status_ = new ::milvus::proto::common::Status(*from.status_);
-  } else {
-    status_ = nullptr;
-  }
-  if (from.has_results()) {
-    results_ = new ::milvus::proto::schema::SearchResultData(*from.results_);
-  } else {
-    results_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.SearchResults)
-}
-
-void SearchResults::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_SearchResults_milvus_2eproto.base);
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  ::memset(&status_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&results_) -
-      reinterpret_cast<char*>(&status_)) + sizeof(results_));
-}
-
-SearchResults::~SearchResults() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.SearchResults)
-  SharedDtor();
-}
-
-void SearchResults::SharedDtor() {
-  collection_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete status_;
-  if (this != internal_default_instance()) delete results_;
-}
-
-void SearchResults::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const SearchResults& SearchResults::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_SearchResults_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void SearchResults::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.SearchResults)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-  if (GetArenaNoVirtual() == nullptr && results_ != nullptr) {
-    delete results_;
-  }
-  results_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* SearchResults::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.Status status = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_status(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // .milvus.proto.schema.SearchResultData results = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ctx->ParseMessage(mutable_results(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string collection_name = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_collection_name(), ptr, ctx, "milvus.proto.milvus.SearchResults.collection_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool SearchResults::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.SearchResults)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.Status status = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_status()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // .milvus.proto.schema.SearchResultData results = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_results()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string collection_name = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_collection_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.SearchResults.collection_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.SearchResults)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.SearchResults)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void SearchResults::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.SearchResults)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::status(this), output);
-  }
-
-  // .milvus.proto.schema.SearchResultData results = 2;
-  if (this->has_results()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      2, _Internal::results(this), output);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.SearchResults.collection_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->collection_name(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.SearchResults)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* SearchResults::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.SearchResults)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::status(this), target);
-  }
-
-  // .milvus.proto.schema.SearchResultData results = 2;
-  if (this->has_results()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        2, _Internal::results(this), target);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.SearchResults.collection_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->collection_name(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.SearchResults)
-  return target;
-}
-
-size_t SearchResults::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.SearchResults)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->collection_name());
-  }
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *status_);
-  }
-
-  // .milvus.proto.schema.SearchResultData results = 2;
-  if (this->has_results()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *results_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void SearchResults::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.SearchResults)
-  GOOGLE_DCHECK_NE(&from, this);
-  const SearchResults* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<SearchResults>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.SearchResults)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.SearchResults)
-    MergeFrom(*source);
-  }
-}
-
-void SearchResults::MergeFrom(const SearchResults& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.SearchResults)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.collection_name().size() > 0) {
-
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.has_status()) {
-    mutable_status()->::milvus::proto::common::Status::MergeFrom(from.status());
-  }
-  if (from.has_results()) {
-    mutable_results()->::milvus::proto::schema::SearchResultData::MergeFrom(from.results());
-  }
-}
-
-void SearchResults::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.SearchResults)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void SearchResults::CopyFrom(const SearchResults& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.SearchResults)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool SearchResults::IsInitialized() const {
-  return true;
-}
-
-void SearchResults::InternalSwap(SearchResults* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  collection_name_.Swap(&other->collection_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(status_, other->status_);
-  swap(results_, other->results_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata SearchResults::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void FlushRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_FlushRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class FlushRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const FlushRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-FlushRequest::_Internal::base(const FlushRequest* msg) {
-  return *msg->base_;
-}
-void FlushRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-FlushRequest::FlushRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.FlushRequest)
-}
-FlushRequest::FlushRequest(const FlushRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      collection_names_(from.collection_names_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.db_name().empty()) {
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.FlushRequest)
-}
-
-void FlushRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_FlushRequest_milvus_2eproto.base);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  base_ = nullptr;
-}
-
-FlushRequest::~FlushRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.FlushRequest)
-  SharedDtor();
-}
-
-void FlushRequest::SharedDtor() {
-  db_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void FlushRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const FlushRequest& FlushRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_FlushRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void FlushRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.FlushRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  collection_names_.Clear();
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* FlushRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string db_name = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_db_name(), ptr, ctx, "milvus.proto.milvus.FlushRequest.db_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated string collection_names = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(add_collection_names(), ptr, ctx, "milvus.proto.milvus.FlushRequest.collection_names");
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 26);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool FlushRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.FlushRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string db_name = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_db_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->db_name().data(), static_cast<int>(this->db_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.FlushRequest.db_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated string collection_names = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->add_collection_names()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collection_names(this->collection_names_size() - 1).data(),
-            static_cast<int>(this->collection_names(this->collection_names_size() - 1).length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.FlushRequest.collection_names"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.FlushRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.FlushRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void FlushRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.FlushRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.FlushRequest.db_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->db_name(), output);
-  }
-
-  // repeated string collection_names = 3;
-  for (int i = 0, n = this->collection_names_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_names(i).data(), static_cast<int>(this->collection_names(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.FlushRequest.collection_names");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteString(
-      3, this->collection_names(i), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.FlushRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* FlushRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.FlushRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.FlushRequest.db_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->db_name(), target);
-  }
-
-  // repeated string collection_names = 3;
-  for (int i = 0, n = this->collection_names_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_names(i).data(), static_cast<int>(this->collection_names(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.FlushRequest.collection_names");
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteStringToArray(3, this->collection_names(i), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.FlushRequest)
-  return target;
-}
-
-size_t FlushRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.FlushRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated string collection_names = 3;
-  total_size += 1 *
-      ::PROTOBUF_NAMESPACE_ID::internal::FromIntSize(this->collection_names_size());
-  for (int i = 0, n = this->collection_names_size(); i < n; i++) {
-    total_size += ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-      this->collection_names(i));
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->db_name());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void FlushRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.FlushRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const FlushRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<FlushRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.FlushRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.FlushRequest)
-    MergeFrom(*source);
-  }
-}
-
-void FlushRequest::MergeFrom(const FlushRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.FlushRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  collection_names_.MergeFrom(from.collection_names_);
-  if (from.db_name().size() > 0) {
-
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-}
-
-void FlushRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.FlushRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void FlushRequest::CopyFrom(const FlushRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.FlushRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool FlushRequest::IsInitialized() const {
-  return true;
-}
-
-void FlushRequest::InternalSwap(FlushRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  collection_names_.InternalSwap(CastToBase(&other->collection_names_));
-  db_name_.Swap(&other->db_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata FlushRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-FlushResponse_CollSegIDsEntry_DoNotUse::FlushResponse_CollSegIDsEntry_DoNotUse() {}
-FlushResponse_CollSegIDsEntry_DoNotUse::FlushResponse_CollSegIDsEntry_DoNotUse(::PROTOBUF_NAMESPACE_ID::Arena* arena)
-    : SuperType(arena) {}
-void FlushResponse_CollSegIDsEntry_DoNotUse::MergeFrom(const FlushResponse_CollSegIDsEntry_DoNotUse& other) {
-  MergeFromInternal(other);
-}
-::PROTOBUF_NAMESPACE_ID::Metadata FlushResponse_CollSegIDsEntry_DoNotUse::GetMetadata() const {
-  return GetMetadataStatic();
-}
-void FlushResponse_CollSegIDsEntry_DoNotUse::MergeFrom(
-    const ::PROTOBUF_NAMESPACE_ID::Message& other) {
-  ::PROTOBUF_NAMESPACE_ID::Message::MergeFrom(other);
-}
-
-
-// ===================================================================
-
-void FlushResponse::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_FlushResponse_default_instance_._instance.get_mutable()->status_ = const_cast< ::milvus::proto::common::Status*>(
-      ::milvus::proto::common::Status::internal_default_instance());
-}
-class FlushResponse::_Internal {
- public:
-  static const ::milvus::proto::common::Status& status(const FlushResponse* msg);
-};
-
-const ::milvus::proto::common::Status&
-FlushResponse::_Internal::status(const FlushResponse* msg) {
-  return *msg->status_;
-}
-void FlushResponse::clear_status() {
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-}
-void FlushResponse::clear_coll_segids() {
-  coll_segids_.Clear();
-}
-FlushResponse::FlushResponse()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.FlushResponse)
-}
-FlushResponse::FlushResponse(const FlushResponse& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  coll_segids_.MergeFrom(from.coll_segids_);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.db_name().empty()) {
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  if (from.has_status()) {
-    status_ = new ::milvus::proto::common::Status(*from.status_);
-  } else {
-    status_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.FlushResponse)
-}
-
-void FlushResponse::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_FlushResponse_milvus_2eproto.base);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  status_ = nullptr;
-}
-
-FlushResponse::~FlushResponse() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.FlushResponse)
-  SharedDtor();
-}
-
-void FlushResponse::SharedDtor() {
-  db_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete status_;
-}
-
-void FlushResponse::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const FlushResponse& FlushResponse::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_FlushResponse_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void FlushResponse::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.FlushResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  coll_segids_.Clear();
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* FlushResponse::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.Status status = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_status(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string db_name = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_db_name(), ptr, ctx, "milvus.proto.milvus.FlushResponse.db_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // map<string, .milvus.proto.schema.LongArray> coll_segIDs = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ctx->ParseMessage(&coll_segids_, ptr);
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 26);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool FlushResponse::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.FlushResponse)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.Status status = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_status()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string db_name = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_db_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->db_name().data(), static_cast<int>(this->db_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.FlushResponse.db_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // map<string, .milvus.proto.schema.LongArray> coll_segIDs = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          FlushResponse_CollSegIDsEntry_DoNotUse::Parser< ::PROTOBUF_NAMESPACE_ID::internal::MapField<
-              FlushResponse_CollSegIDsEntry_DoNotUse,
-              std::string, ::milvus::proto::schema::LongArray,
-              ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_STRING,
-              ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_MESSAGE,
-              0 >,
-            ::PROTOBUF_NAMESPACE_ID::Map< std::string, ::milvus::proto::schema::LongArray > > parser(&coll_segids_);
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessageNoVirtual(
-              input, &parser));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            parser.key().data(), static_cast<int>(parser.key().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.FlushResponse.CollSegIDsEntry.key"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.FlushResponse)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.FlushResponse)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void FlushResponse::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.FlushResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::status(this), output);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.FlushResponse.db_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->db_name(), output);
-  }
-
-  // map<string, .milvus.proto.schema.LongArray> coll_segIDs = 3;
-  if (!this->coll_segids().empty()) {
-    typedef ::PROTOBUF_NAMESPACE_ID::Map< std::string, ::milvus::proto::schema::LongArray >::const_pointer
-        ConstPtr;
-    typedef ConstPtr SortItem;
-    typedef ::PROTOBUF_NAMESPACE_ID::internal::CompareByDerefFirst<SortItem> Less;
-    struct Utf8Check {
-      static void Check(ConstPtr p) {
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-          p->first.data(), static_cast<int>(p->first.length()),
-          ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-          "milvus.proto.milvus.FlushResponse.CollSegIDsEntry.key");
-      }
-    };
-
-    if (output->IsSerializationDeterministic() &&
-        this->coll_segids().size() > 1) {
-      ::std::unique_ptr<SortItem[]> items(
-          new SortItem[this->coll_segids().size()]);
-      typedef ::PROTOBUF_NAMESPACE_ID::Map< std::string, ::milvus::proto::schema::LongArray >::size_type size_type;
-      size_type n = 0;
-      for (::PROTOBUF_NAMESPACE_ID::Map< std::string, ::milvus::proto::schema::LongArray >::const_iterator
-          it = this->coll_segids().begin();
-          it != this->coll_segids().end(); ++it, ++n) {
-        items[static_cast<ptrdiff_t>(n)] = SortItem(&*it);
-      }
-      ::std::sort(&items[0], &items[static_cast<ptrdiff_t>(n)], Less());
-      for (size_type i = 0; i < n; i++) {
-        FlushResponse_CollSegIDsEntry_DoNotUse::Funcs::SerializeToCodedStream(3, items[static_cast<ptrdiff_t>(i)]->first, items[static_cast<ptrdiff_t>(i)]->second, output);
-        Utf8Check::Check(&(*items[static_cast<ptrdiff_t>(i)]));
-      }
-    } else {
-      for (::PROTOBUF_NAMESPACE_ID::Map< std::string, ::milvus::proto::schema::LongArray >::const_iterator
-          it = this->coll_segids().begin();
-          it != this->coll_segids().end(); ++it) {
-        FlushResponse_CollSegIDsEntry_DoNotUse::Funcs::SerializeToCodedStream(3, it->first, it->second, output);
-        Utf8Check::Check(&(*it));
-      }
-    }
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.FlushResponse)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* FlushResponse::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.FlushResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::status(this), target);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.FlushResponse.db_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->db_name(), target);
-  }
-
-  // map<string, .milvus.proto.schema.LongArray> coll_segIDs = 3;
-  if (!this->coll_segids().empty()) {
-    typedef ::PROTOBUF_NAMESPACE_ID::Map< std::string, ::milvus::proto::schema::LongArray >::const_pointer
-        ConstPtr;
-    typedef ConstPtr SortItem;
-    typedef ::PROTOBUF_NAMESPACE_ID::internal::CompareByDerefFirst<SortItem> Less;
-    struct Utf8Check {
-      static void Check(ConstPtr p) {
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-          p->first.data(), static_cast<int>(p->first.length()),
-          ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-          "milvus.proto.milvus.FlushResponse.CollSegIDsEntry.key");
-      }
-    };
-
-    if (false &&
-        this->coll_segids().size() > 1) {
-      ::std::unique_ptr<SortItem[]> items(
-          new SortItem[this->coll_segids().size()]);
-      typedef ::PROTOBUF_NAMESPACE_ID::Map< std::string, ::milvus::proto::schema::LongArray >::size_type size_type;
-      size_type n = 0;
-      for (::PROTOBUF_NAMESPACE_ID::Map< std::string, ::milvus::proto::schema::LongArray >::const_iterator
-          it = this->coll_segids().begin();
-          it != this->coll_segids().end(); ++it, ++n) {
-        items[static_cast<ptrdiff_t>(n)] = SortItem(&*it);
-      }
-      ::std::sort(&items[0], &items[static_cast<ptrdiff_t>(n)], Less());
-      for (size_type i = 0; i < n; i++) {
-        target = FlushResponse_CollSegIDsEntry_DoNotUse::Funcs::SerializeToArray(3, items[static_cast<ptrdiff_t>(i)]->first, items[static_cast<ptrdiff_t>(i)]->second, target);
-        Utf8Check::Check(&(*items[static_cast<ptrdiff_t>(i)]));
-      }
-    } else {
-      for (::PROTOBUF_NAMESPACE_ID::Map< std::string, ::milvus::proto::schema::LongArray >::const_iterator
-          it = this->coll_segids().begin();
-          it != this->coll_segids().end(); ++it) {
-        target = FlushResponse_CollSegIDsEntry_DoNotUse::Funcs::SerializeToArray(3, it->first, it->second, target);
-        Utf8Check::Check(&(*it));
-      }
-    }
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.FlushResponse)
-  return target;
-}
-
-size_t FlushResponse::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.FlushResponse)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // map<string, .milvus.proto.schema.LongArray> coll_segIDs = 3;
-  total_size += 1 *
-      ::PROTOBUF_NAMESPACE_ID::internal::FromIntSize(this->coll_segids_size());
-  for (::PROTOBUF_NAMESPACE_ID::Map< std::string, ::milvus::proto::schema::LongArray >::const_iterator
-      it = this->coll_segids().begin();
-      it != this->coll_segids().end(); ++it) {
-    total_size += FlushResponse_CollSegIDsEntry_DoNotUse::Funcs::ByteSizeLong(it->first, it->second);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->db_name());
-  }
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *status_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void FlushResponse::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.FlushResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  const FlushResponse* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<FlushResponse>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.FlushResponse)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.FlushResponse)
-    MergeFrom(*source);
-  }
-}
-
-void FlushResponse::MergeFrom(const FlushResponse& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.FlushResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  coll_segids_.MergeFrom(from.coll_segids_);
-  if (from.db_name().size() > 0) {
-
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  if (from.has_status()) {
-    mutable_status()->::milvus::proto::common::Status::MergeFrom(from.status());
-  }
-}
-
-void FlushResponse::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.FlushResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void FlushResponse::CopyFrom(const FlushResponse& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.FlushResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool FlushResponse::IsInitialized() const {
-  return true;
-}
-
-void FlushResponse::InternalSwap(FlushResponse* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  coll_segids_.Swap(&other->coll_segids_);
-  db_name_.Swap(&other->db_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(status_, other->status_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata FlushResponse::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void QueryRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_QueryRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class QueryRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const QueryRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-QueryRequest::_Internal::base(const QueryRequest* msg) {
-  return *msg->base_;
-}
-void QueryRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-QueryRequest::QueryRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.QueryRequest)
-}
-QueryRequest::QueryRequest(const QueryRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      output_fields_(from.output_fields_),
-      partition_names_(from.partition_names_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.db_name().empty()) {
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.collection_name().empty()) {
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  expr_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.expr().empty()) {
-    expr_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.expr_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  ::memcpy(&travel_timestamp_, &from.travel_timestamp_,
-    static_cast<size_t>(reinterpret_cast<char*>(&guarantee_timestamp_) -
-    reinterpret_cast<char*>(&travel_timestamp_)) + sizeof(guarantee_timestamp_));
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.QueryRequest)
-}
-
-void QueryRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_QueryRequest_milvus_2eproto.base);
-  db_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  expr_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  ::memset(&base_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&guarantee_timestamp_) -
-      reinterpret_cast<char*>(&base_)) + sizeof(guarantee_timestamp_));
-}
-
-QueryRequest::~QueryRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.QueryRequest)
-  SharedDtor();
-}
-
-void QueryRequest::SharedDtor() {
-  db_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  expr_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void QueryRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const QueryRequest& QueryRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_QueryRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void QueryRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.QueryRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  output_fields_.Clear();
-  partition_names_.Clear();
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  expr_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  ::memset(&travel_timestamp_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&guarantee_timestamp_) -
-      reinterpret_cast<char*>(&travel_timestamp_)) + sizeof(guarantee_timestamp_));
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* QueryRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string db_name = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_db_name(), ptr, ctx, "milvus.proto.milvus.QueryRequest.db_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string collection_name = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_collection_name(), ptr, ctx, "milvus.proto.milvus.QueryRequest.collection_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string expr = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 34)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_expr(), ptr, ctx, "milvus.proto.milvus.QueryRequest.expr");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated string output_fields = 5;
-      case 5:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 42)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(add_output_fields(), ptr, ctx, "milvus.proto.milvus.QueryRequest.output_fields");
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 42);
-        } else goto handle_unusual;
-        continue;
-      // repeated string partition_names = 6;
-      case 6:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 50)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(add_partition_names(), ptr, ctx, "milvus.proto.milvus.QueryRequest.partition_names");
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 50);
-        } else goto handle_unusual;
-        continue;
-      // uint64 travel_timestamp = 7;
-      case 7:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 56)) {
-          travel_timestamp_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // uint64 guarantee_timestamp = 8;
-      case 8:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 64)) {
-          guarantee_timestamp_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool QueryRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.QueryRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string db_name = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_db_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->db_name().data(), static_cast<int>(this->db_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.QueryRequest.db_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string collection_name = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_collection_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.QueryRequest.collection_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string expr = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (34 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_expr()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->expr().data(), static_cast<int>(this->expr().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.QueryRequest.expr"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated string output_fields = 5;
-      case 5: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (42 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->add_output_fields()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->output_fields(this->output_fields_size() - 1).data(),
-            static_cast<int>(this->output_fields(this->output_fields_size() - 1).length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.QueryRequest.output_fields"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated string partition_names = 6;
-      case 6: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (50 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->add_partition_names()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->partition_names(this->partition_names_size() - 1).data(),
-            static_cast<int>(this->partition_names(this->partition_names_size() - 1).length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.QueryRequest.partition_names"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // uint64 travel_timestamp = 7;
-      case 7: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (56 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::uint64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_UINT64>(
-                 input, &travel_timestamp_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // uint64 guarantee_timestamp = 8;
-      case 8: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (64 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::uint64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_UINT64>(
-                 input, &guarantee_timestamp_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.QueryRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.QueryRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void QueryRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.QueryRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.QueryRequest.db_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->db_name(), output);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.QueryRequest.collection_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->collection_name(), output);
-  }
-
-  // string expr = 4;
-  if (this->expr().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->expr().data(), static_cast<int>(this->expr().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.QueryRequest.expr");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      4, this->expr(), output);
-  }
-
-  // repeated string output_fields = 5;
-  for (int i = 0, n = this->output_fields_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->output_fields(i).data(), static_cast<int>(this->output_fields(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.QueryRequest.output_fields");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteString(
-      5, this->output_fields(i), output);
-  }
-
-  // repeated string partition_names = 6;
-  for (int i = 0, n = this->partition_names_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->partition_names(i).data(), static_cast<int>(this->partition_names(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.QueryRequest.partition_names");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteString(
-      6, this->partition_names(i), output);
-  }
-
-  // uint64 travel_timestamp = 7;
-  if (this->travel_timestamp() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt64(7, this->travel_timestamp(), output);
-  }
-
-  // uint64 guarantee_timestamp = 8;
-  if (this->guarantee_timestamp() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt64(8, this->guarantee_timestamp(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.QueryRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* QueryRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.QueryRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->db_name().data(), static_cast<int>(this->db_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.QueryRequest.db_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->db_name(), target);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.QueryRequest.collection_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->collection_name(), target);
-  }
-
-  // string expr = 4;
-  if (this->expr().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->expr().data(), static_cast<int>(this->expr().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.QueryRequest.expr");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        4, this->expr(), target);
-  }
-
-  // repeated string output_fields = 5;
-  for (int i = 0, n = this->output_fields_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->output_fields(i).data(), static_cast<int>(this->output_fields(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.QueryRequest.output_fields");
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteStringToArray(5, this->output_fields(i), target);
-  }
-
-  // repeated string partition_names = 6;
-  for (int i = 0, n = this->partition_names_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->partition_names(i).data(), static_cast<int>(this->partition_names(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.QueryRequest.partition_names");
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteStringToArray(6, this->partition_names(i), target);
-  }
-
-  // uint64 travel_timestamp = 7;
-  if (this->travel_timestamp() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt64ToArray(7, this->travel_timestamp(), target);
-  }
-
-  // uint64 guarantee_timestamp = 8;
-  if (this->guarantee_timestamp() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt64ToArray(8, this->guarantee_timestamp(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.QueryRequest)
-  return target;
-}
-
-size_t QueryRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.QueryRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated string output_fields = 5;
-  total_size += 1 *
-      ::PROTOBUF_NAMESPACE_ID::internal::FromIntSize(this->output_fields_size());
-  for (int i = 0, n = this->output_fields_size(); i < n; i++) {
-    total_size += ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-      this->output_fields(i));
-  }
-
-  // repeated string partition_names = 6;
-  total_size += 1 *
-      ::PROTOBUF_NAMESPACE_ID::internal::FromIntSize(this->partition_names_size());
-  for (int i = 0, n = this->partition_names_size(); i < n; i++) {
-    total_size += ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-      this->partition_names(i));
-  }
-
-  // string db_name = 2;
-  if (this->db_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->db_name());
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->collection_name());
-  }
-
-  // string expr = 4;
-  if (this->expr().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->expr());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  // uint64 travel_timestamp = 7;
-  if (this->travel_timestamp() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::UInt64Size(
-        this->travel_timestamp());
-  }
-
-  // uint64 guarantee_timestamp = 8;
-  if (this->guarantee_timestamp() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::UInt64Size(
-        this->guarantee_timestamp());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void QueryRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.QueryRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const QueryRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<QueryRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.QueryRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.QueryRequest)
-    MergeFrom(*source);
-  }
-}
-
-void QueryRequest::MergeFrom(const QueryRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.QueryRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  output_fields_.MergeFrom(from.output_fields_);
-  partition_names_.MergeFrom(from.partition_names_);
-  if (from.db_name().size() > 0) {
-
-    db_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.db_name_);
-  }
-  if (from.collection_name().size() > 0) {
-
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.expr().size() > 0) {
-
-    expr_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.expr_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-  if (from.travel_timestamp() != 0) {
-    set_travel_timestamp(from.travel_timestamp());
-  }
-  if (from.guarantee_timestamp() != 0) {
-    set_guarantee_timestamp(from.guarantee_timestamp());
-  }
-}
-
-void QueryRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.QueryRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void QueryRequest::CopyFrom(const QueryRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.QueryRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool QueryRequest::IsInitialized() const {
-  return true;
-}
-
-void QueryRequest::InternalSwap(QueryRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  output_fields_.InternalSwap(CastToBase(&other->output_fields_));
-  partition_names_.InternalSwap(CastToBase(&other->partition_names_));
-  db_name_.Swap(&other->db_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  collection_name_.Swap(&other->collection_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  expr_.Swap(&other->expr_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-  swap(travel_timestamp_, other->travel_timestamp_);
-  swap(guarantee_timestamp_, other->guarantee_timestamp_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata QueryRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void QueryResults::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_QueryResults_default_instance_._instance.get_mutable()->status_ = const_cast< ::milvus::proto::common::Status*>(
-      ::milvus::proto::common::Status::internal_default_instance());
-}
-class QueryResults::_Internal {
- public:
-  static const ::milvus::proto::common::Status& status(const QueryResults* msg);
-};
-
-const ::milvus::proto::common::Status&
-QueryResults::_Internal::status(const QueryResults* msg) {
-  return *msg->status_;
-}
-void QueryResults::clear_status() {
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-}
-void QueryResults::clear_fields_data() {
-  fields_data_.Clear();
-}
-QueryResults::QueryResults()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.QueryResults)
-}
-QueryResults::QueryResults(const QueryResults& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      fields_data_(from.fields_data_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.collection_name().empty()) {
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.has_status()) {
-    status_ = new ::milvus::proto::common::Status(*from.status_);
-  } else {
-    status_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.QueryResults)
-}
-
-void QueryResults::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_QueryResults_milvus_2eproto.base);
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  status_ = nullptr;
-}
-
-QueryResults::~QueryResults() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.QueryResults)
-  SharedDtor();
-}
-
-void QueryResults::SharedDtor() {
-  collection_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete status_;
-}
-
-void QueryResults::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const QueryResults& QueryResults::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_QueryResults_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void QueryResults::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.QueryResults)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  fields_data_.Clear();
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* QueryResults::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.Status status = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_status(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated .milvus.proto.schema.FieldData fields_data = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ctx->ParseMessage(add_fields_data(), ptr);
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 18);
-        } else goto handle_unusual;
-        continue;
-      // string collection_name = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_collection_name(), ptr, ctx, "milvus.proto.milvus.QueryResults.collection_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool QueryResults::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.QueryResults)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.Status status = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_status()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated .milvus.proto.schema.FieldData fields_data = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-                input, add_fields_data()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string collection_name = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_collection_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.QueryResults.collection_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.QueryResults)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.QueryResults)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void QueryResults::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.QueryResults)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::status(this), output);
-  }
-
-  // repeated .milvus.proto.schema.FieldData fields_data = 2;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->fields_data_size()); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      2,
-      this->fields_data(static_cast<int>(i)),
-      output);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.QueryResults.collection_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->collection_name(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.QueryResults)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* QueryResults::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.QueryResults)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::status(this), target);
-  }
-
-  // repeated .milvus.proto.schema.FieldData fields_data = 2;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->fields_data_size()); i < n; i++) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        2, this->fields_data(static_cast<int>(i)), target);
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.QueryResults.collection_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->collection_name(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.QueryResults)
-  return target;
-}
-
-size_t QueryResults::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.QueryResults)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated .milvus.proto.schema.FieldData fields_data = 2;
-  {
-    unsigned int count = static_cast<unsigned int>(this->fields_data_size());
-    total_size += 1UL * count;
-    for (unsigned int i = 0; i < count; i++) {
-      total_size +=
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-          this->fields_data(static_cast<int>(i)));
-    }
-  }
-
-  // string collection_name = 3;
-  if (this->collection_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->collection_name());
-  }
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *status_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void QueryResults::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.QueryResults)
-  GOOGLE_DCHECK_NE(&from, this);
-  const QueryResults* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<QueryResults>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.QueryResults)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.QueryResults)
-    MergeFrom(*source);
-  }
-}
-
-void QueryResults::MergeFrom(const QueryResults& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.QueryResults)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  fields_data_.MergeFrom(from.fields_data_);
-  if (from.collection_name().size() > 0) {
-
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.has_status()) {
-    mutable_status()->::milvus::proto::common::Status::MergeFrom(from.status());
-  }
-}
-
-void QueryResults::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.QueryResults)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void QueryResults::CopyFrom(const QueryResults& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.QueryResults)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool QueryResults::IsInitialized() const {
-  return true;
-}
-
-void QueryResults::InternalSwap(QueryResults* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  CastToBase(&fields_data_)->InternalSwap(CastToBase(&other->fields_data_));
-  collection_name_.Swap(&other->collection_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(status_, other->status_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata QueryResults::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void VectorIDs::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_VectorIDs_default_instance_._instance.get_mutable()->id_array_ = const_cast< ::milvus::proto::schema::IDs*>(
-      ::milvus::proto::schema::IDs::internal_default_instance());
-}
-class VectorIDs::_Internal {
- public:
-  static const ::milvus::proto::schema::IDs& id_array(const VectorIDs* msg);
-};
-
-const ::milvus::proto::schema::IDs&
-VectorIDs::_Internal::id_array(const VectorIDs* msg) {
-  return *msg->id_array_;
-}
-void VectorIDs::clear_id_array() {
-  if (GetArenaNoVirtual() == nullptr && id_array_ != nullptr) {
-    delete id_array_;
-  }
-  id_array_ = nullptr;
-}
-VectorIDs::VectorIDs()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.VectorIDs)
-}
-VectorIDs::VectorIDs(const VectorIDs& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      partition_names_(from.partition_names_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.collection_name().empty()) {
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  field_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.field_name().empty()) {
-    field_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.field_name_);
-  }
-  if (from.has_id_array()) {
-    id_array_ = new ::milvus::proto::schema::IDs(*from.id_array_);
-  } else {
-    id_array_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.VectorIDs)
-}
-
-void VectorIDs::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_VectorIDs_milvus_2eproto.base);
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  field_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  id_array_ = nullptr;
-}
-
-VectorIDs::~VectorIDs() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.VectorIDs)
-  SharedDtor();
-}
-
-void VectorIDs::SharedDtor() {
-  collection_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  field_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete id_array_;
-}
-
-void VectorIDs::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const VectorIDs& VectorIDs::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_VectorIDs_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void VectorIDs::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.VectorIDs)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  partition_names_.Clear();
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  field_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && id_array_ != nullptr) {
-    delete id_array_;
-  }
-  id_array_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* VectorIDs::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // string collection_name = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_collection_name(), ptr, ctx, "milvus.proto.milvus.VectorIDs.collection_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string field_name = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_field_name(), ptr, ctx, "milvus.proto.milvus.VectorIDs.field_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // .milvus.proto.schema.IDs id_array = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ctx->ParseMessage(mutable_id_array(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated string partition_names = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 34)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(add_partition_names(), ptr, ctx, "milvus.proto.milvus.VectorIDs.partition_names");
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 34);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool VectorIDs::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.VectorIDs)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // string collection_name = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_collection_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.VectorIDs.collection_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string field_name = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_field_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->field_name().data(), static_cast<int>(this->field_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.VectorIDs.field_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // .milvus.proto.schema.IDs id_array = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_id_array()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated string partition_names = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (34 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->add_partition_names()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->partition_names(this->partition_names_size() - 1).data(),
-            static_cast<int>(this->partition_names(this->partition_names_size() - 1).length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.VectorIDs.partition_names"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.VectorIDs)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.VectorIDs)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void VectorIDs::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.VectorIDs)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // string collection_name = 1;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.VectorIDs.collection_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      1, this->collection_name(), output);
-  }
-
-  // string field_name = 2;
-  if (this->field_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->field_name().data(), static_cast<int>(this->field_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.VectorIDs.field_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->field_name(), output);
-  }
-
-  // .milvus.proto.schema.IDs id_array = 3;
-  if (this->has_id_array()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      3, _Internal::id_array(this), output);
-  }
-
-  // repeated string partition_names = 4;
-  for (int i = 0, n = this->partition_names_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->partition_names(i).data(), static_cast<int>(this->partition_names(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.VectorIDs.partition_names");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteString(
-      4, this->partition_names(i), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.VectorIDs)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* VectorIDs::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.VectorIDs)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // string collection_name = 1;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.VectorIDs.collection_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        1, this->collection_name(), target);
-  }
-
-  // string field_name = 2;
-  if (this->field_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->field_name().data(), static_cast<int>(this->field_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.VectorIDs.field_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->field_name(), target);
-  }
-
-  // .milvus.proto.schema.IDs id_array = 3;
-  if (this->has_id_array()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        3, _Internal::id_array(this), target);
-  }
-
-  // repeated string partition_names = 4;
-  for (int i = 0, n = this->partition_names_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->partition_names(i).data(), static_cast<int>(this->partition_names(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.VectorIDs.partition_names");
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteStringToArray(4, this->partition_names(i), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.VectorIDs)
-  return target;
-}
-
-size_t VectorIDs::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.VectorIDs)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated string partition_names = 4;
-  total_size += 1 *
-      ::PROTOBUF_NAMESPACE_ID::internal::FromIntSize(this->partition_names_size());
-  for (int i = 0, n = this->partition_names_size(); i < n; i++) {
-    total_size += ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-      this->partition_names(i));
-  }
-
-  // string collection_name = 1;
-  if (this->collection_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->collection_name());
-  }
-
-  // string field_name = 2;
-  if (this->field_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->field_name());
-  }
-
-  // .milvus.proto.schema.IDs id_array = 3;
-  if (this->has_id_array()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *id_array_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void VectorIDs::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.VectorIDs)
-  GOOGLE_DCHECK_NE(&from, this);
-  const VectorIDs* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<VectorIDs>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.VectorIDs)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.VectorIDs)
-    MergeFrom(*source);
-  }
-}
-
-void VectorIDs::MergeFrom(const VectorIDs& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.VectorIDs)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  partition_names_.MergeFrom(from.partition_names_);
-  if (from.collection_name().size() > 0) {
-
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.field_name().size() > 0) {
-
-    field_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.field_name_);
-  }
-  if (from.has_id_array()) {
-    mutable_id_array()->::milvus::proto::schema::IDs::MergeFrom(from.id_array());
-  }
-}
-
-void VectorIDs::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.VectorIDs)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void VectorIDs::CopyFrom(const VectorIDs& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.VectorIDs)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool VectorIDs::IsInitialized() const {
-  return true;
-}
-
-void VectorIDs::InternalSwap(VectorIDs* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  partition_names_.InternalSwap(CastToBase(&other->partition_names_));
-  collection_name_.Swap(&other->collection_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  field_name_.Swap(&other->field_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(id_array_, other->id_array_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata VectorIDs::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void VectorsArray::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_VectorsArray_default_instance_.id_array_ = const_cast< ::milvus::proto::milvus::VectorIDs*>(
-      ::milvus::proto::milvus::VectorIDs::internal_default_instance());
-  ::milvus::proto::milvus::_VectorsArray_default_instance_.data_array_ = const_cast< ::milvus::proto::schema::VectorField*>(
-      ::milvus::proto::schema::VectorField::internal_default_instance());
-}
-class VectorsArray::_Internal {
- public:
-  static const ::milvus::proto::milvus::VectorIDs& id_array(const VectorsArray* msg);
-  static const ::milvus::proto::schema::VectorField& data_array(const VectorsArray* msg);
-};
-
-const ::milvus::proto::milvus::VectorIDs&
-VectorsArray::_Internal::id_array(const VectorsArray* msg) {
-  return *msg->array_.id_array_;
-}
-const ::milvus::proto::schema::VectorField&
-VectorsArray::_Internal::data_array(const VectorsArray* msg) {
-  return *msg->array_.data_array_;
-}
-void VectorsArray::set_allocated_id_array(::milvus::proto::milvus::VectorIDs* id_array) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  clear_array();
-  if (id_array) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      id_array = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, id_array, submessage_arena);
-    }
-    set_has_id_array();
-    array_.id_array_ = id_array;
-  }
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.VectorsArray.id_array)
-}
-void VectorsArray::set_allocated_data_array(::milvus::proto::schema::VectorField* data_array) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  clear_array();
-  if (data_array) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      data_array = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, data_array, submessage_arena);
-    }
-    set_has_data_array();
-    array_.data_array_ = data_array;
-  }
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.VectorsArray.data_array)
-}
-void VectorsArray::clear_data_array() {
-  if (has_data_array()) {
-    delete array_.data_array_;
-    clear_has_array();
-  }
-}
-VectorsArray::VectorsArray()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.VectorsArray)
-}
-VectorsArray::VectorsArray(const VectorsArray& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  clear_has_array();
-  switch (from.array_case()) {
-    case kIdArray: {
-      mutable_id_array()->::milvus::proto::milvus::VectorIDs::MergeFrom(from.id_array());
-      break;
-    }
-    case kDataArray: {
-      mutable_data_array()->::milvus::proto::schema::VectorField::MergeFrom(from.data_array());
-      break;
-    }
-    case ARRAY_NOT_SET: {
-      break;
-    }
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.VectorsArray)
-}
-
-void VectorsArray::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_VectorsArray_milvus_2eproto.base);
-  clear_has_array();
-}
-
-VectorsArray::~VectorsArray() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.VectorsArray)
-  SharedDtor();
-}
-
-void VectorsArray::SharedDtor() {
-  if (has_array()) {
-    clear_array();
-  }
-}
-
-void VectorsArray::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const VectorsArray& VectorsArray::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_VectorsArray_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void VectorsArray::clear_array() {
-// @@protoc_insertion_point(one_of_clear_start:milvus.proto.milvus.VectorsArray)
-  switch (array_case()) {
-    case kIdArray: {
-      delete array_.id_array_;
-      break;
-    }
-    case kDataArray: {
-      delete array_.data_array_;
-      break;
-    }
-    case ARRAY_NOT_SET: {
-      break;
-    }
-  }
-  _oneof_case_[0] = ARRAY_NOT_SET;
-}
-
-
-void VectorsArray::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.VectorsArray)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  clear_array();
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* VectorsArray::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.milvus.VectorIDs id_array = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_id_array(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // .milvus.proto.schema.VectorField data_array = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ctx->ParseMessage(mutable_data_array(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool VectorsArray::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.VectorsArray)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.milvus.VectorIDs id_array = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_id_array()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // .milvus.proto.schema.VectorField data_array = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_data_array()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.VectorsArray)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.VectorsArray)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void VectorsArray::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.VectorsArray)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.milvus.VectorIDs id_array = 1;
-  if (has_id_array()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::id_array(this), output);
-  }
-
-  // .milvus.proto.schema.VectorField data_array = 2;
-  if (has_data_array()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      2, _Internal::data_array(this), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.VectorsArray)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* VectorsArray::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.VectorsArray)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.milvus.VectorIDs id_array = 1;
-  if (has_id_array()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::id_array(this), target);
-  }
-
-  // .milvus.proto.schema.VectorField data_array = 2;
-  if (has_data_array()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        2, _Internal::data_array(this), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.VectorsArray)
-  return target;
-}
-
-size_t VectorsArray::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.VectorsArray)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  switch (array_case()) {
-    // .milvus.proto.milvus.VectorIDs id_array = 1;
-    case kIdArray: {
-      total_size += 1 +
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-          *array_.id_array_);
-      break;
-    }
-    // .milvus.proto.schema.VectorField data_array = 2;
-    case kDataArray: {
-      total_size += 1 +
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-          *array_.data_array_);
-      break;
-    }
-    case ARRAY_NOT_SET: {
-      break;
-    }
-  }
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void VectorsArray::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.VectorsArray)
-  GOOGLE_DCHECK_NE(&from, this);
-  const VectorsArray* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<VectorsArray>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.VectorsArray)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.VectorsArray)
-    MergeFrom(*source);
-  }
-}
-
-void VectorsArray::MergeFrom(const VectorsArray& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.VectorsArray)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  switch (from.array_case()) {
-    case kIdArray: {
-      mutable_id_array()->::milvus::proto::milvus::VectorIDs::MergeFrom(from.id_array());
-      break;
-    }
-    case kDataArray: {
-      mutable_data_array()->::milvus::proto::schema::VectorField::MergeFrom(from.data_array());
-      break;
-    }
-    case ARRAY_NOT_SET: {
-      break;
-    }
-  }
-}
-
-void VectorsArray::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.VectorsArray)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void VectorsArray::CopyFrom(const VectorsArray& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.VectorsArray)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool VectorsArray::IsInitialized() const {
-  return true;
-}
-
-void VectorsArray::InternalSwap(VectorsArray* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  swap(array_, other->array_);
-  swap(_oneof_case_[0], other->_oneof_case_[0]);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata VectorsArray::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void CalcDistanceRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_CalcDistanceRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-  ::milvus::proto::milvus::_CalcDistanceRequest_default_instance_._instance.get_mutable()->op_left_ = const_cast< ::milvus::proto::milvus::VectorsArray*>(
-      ::milvus::proto::milvus::VectorsArray::internal_default_instance());
-  ::milvus::proto::milvus::_CalcDistanceRequest_default_instance_._instance.get_mutable()->op_right_ = const_cast< ::milvus::proto::milvus::VectorsArray*>(
-      ::milvus::proto::milvus::VectorsArray::internal_default_instance());
-}
-class CalcDistanceRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const CalcDistanceRequest* msg);
-  static const ::milvus::proto::milvus::VectorsArray& op_left(const CalcDistanceRequest* msg);
-  static const ::milvus::proto::milvus::VectorsArray& op_right(const CalcDistanceRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-CalcDistanceRequest::_Internal::base(const CalcDistanceRequest* msg) {
-  return *msg->base_;
-}
-const ::milvus::proto::milvus::VectorsArray&
-CalcDistanceRequest::_Internal::op_left(const CalcDistanceRequest* msg) {
-  return *msg->op_left_;
-}
-const ::milvus::proto::milvus::VectorsArray&
-CalcDistanceRequest::_Internal::op_right(const CalcDistanceRequest* msg) {
-  return *msg->op_right_;
-}
-void CalcDistanceRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-void CalcDistanceRequest::clear_params() {
-  params_.Clear();
-}
-CalcDistanceRequest::CalcDistanceRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.CalcDistanceRequest)
-}
-CalcDistanceRequest::CalcDistanceRequest(const CalcDistanceRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      params_(from.params_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  if (from.has_op_left()) {
-    op_left_ = new ::milvus::proto::milvus::VectorsArray(*from.op_left_);
-  } else {
-    op_left_ = nullptr;
-  }
-  if (from.has_op_right()) {
-    op_right_ = new ::milvus::proto::milvus::VectorsArray(*from.op_right_);
-  } else {
-    op_right_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.CalcDistanceRequest)
-}
-
-void CalcDistanceRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_CalcDistanceRequest_milvus_2eproto.base);
-  ::memset(&base_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&op_right_) -
-      reinterpret_cast<char*>(&base_)) + sizeof(op_right_));
-}
-
-CalcDistanceRequest::~CalcDistanceRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.CalcDistanceRequest)
-  SharedDtor();
-}
-
-void CalcDistanceRequest::SharedDtor() {
-  if (this != internal_default_instance()) delete base_;
-  if (this != internal_default_instance()) delete op_left_;
-  if (this != internal_default_instance()) delete op_right_;
-}
-
-void CalcDistanceRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const CalcDistanceRequest& CalcDistanceRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_CalcDistanceRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void CalcDistanceRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.CalcDistanceRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  params_.Clear();
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  if (GetArenaNoVirtual() == nullptr && op_left_ != nullptr) {
-    delete op_left_;
-  }
-  op_left_ = nullptr;
-  if (GetArenaNoVirtual() == nullptr && op_right_ != nullptr) {
-    delete op_right_;
-  }
-  op_right_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* CalcDistanceRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // .milvus.proto.milvus.VectorsArray op_left = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ctx->ParseMessage(mutable_op_left(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // .milvus.proto.milvus.VectorsArray op_right = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ctx->ParseMessage(mutable_op_right(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated .milvus.proto.common.KeyValuePair params = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 34)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ctx->ParseMessage(add_params(), ptr);
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 34);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool CalcDistanceRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.CalcDistanceRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // .milvus.proto.milvus.VectorsArray op_left = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_op_left()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // .milvus.proto.milvus.VectorsArray op_right = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_op_right()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated .milvus.proto.common.KeyValuePair params = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (34 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-                input, add_params()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.CalcDistanceRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.CalcDistanceRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void CalcDistanceRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.CalcDistanceRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // .milvus.proto.milvus.VectorsArray op_left = 2;
-  if (this->has_op_left()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      2, _Internal::op_left(this), output);
-  }
-
-  // .milvus.proto.milvus.VectorsArray op_right = 3;
-  if (this->has_op_right()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      3, _Internal::op_right(this), output);
-  }
-
-  // repeated .milvus.proto.common.KeyValuePair params = 4;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->params_size()); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      4,
-      this->params(static_cast<int>(i)),
-      output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.CalcDistanceRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* CalcDistanceRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.CalcDistanceRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // .milvus.proto.milvus.VectorsArray op_left = 2;
-  if (this->has_op_left()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        2, _Internal::op_left(this), target);
-  }
-
-  // .milvus.proto.milvus.VectorsArray op_right = 3;
-  if (this->has_op_right()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        3, _Internal::op_right(this), target);
-  }
-
-  // repeated .milvus.proto.common.KeyValuePair params = 4;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->params_size()); i < n; i++) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        4, this->params(static_cast<int>(i)), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.CalcDistanceRequest)
-  return target;
-}
-
-size_t CalcDistanceRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.CalcDistanceRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated .milvus.proto.common.KeyValuePair params = 4;
-  {
-    unsigned int count = static_cast<unsigned int>(this->params_size());
-    total_size += 1UL * count;
-    for (unsigned int i = 0; i < count; i++) {
-      total_size +=
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-          this->params(static_cast<int>(i)));
-    }
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  // .milvus.proto.milvus.VectorsArray op_left = 2;
-  if (this->has_op_left()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *op_left_);
-  }
-
-  // .milvus.proto.milvus.VectorsArray op_right = 3;
-  if (this->has_op_right()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *op_right_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void CalcDistanceRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.CalcDistanceRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const CalcDistanceRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<CalcDistanceRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.CalcDistanceRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.CalcDistanceRequest)
-    MergeFrom(*source);
-  }
-}
-
-void CalcDistanceRequest::MergeFrom(const CalcDistanceRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.CalcDistanceRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  params_.MergeFrom(from.params_);
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-  if (from.has_op_left()) {
-    mutable_op_left()->::milvus::proto::milvus::VectorsArray::MergeFrom(from.op_left());
-  }
-  if (from.has_op_right()) {
-    mutable_op_right()->::milvus::proto::milvus::VectorsArray::MergeFrom(from.op_right());
-  }
-}
-
-void CalcDistanceRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.CalcDistanceRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void CalcDistanceRequest::CopyFrom(const CalcDistanceRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.CalcDistanceRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool CalcDistanceRequest::IsInitialized() const {
-  return true;
-}
-
-void CalcDistanceRequest::InternalSwap(CalcDistanceRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  CastToBase(&params_)->InternalSwap(CastToBase(&other->params_));
-  swap(base_, other->base_);
-  swap(op_left_, other->op_left_);
-  swap(op_right_, other->op_right_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata CalcDistanceRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void CalcDistanceResults::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_CalcDistanceResults_default_instance_._instance.get_mutable()->status_ = const_cast< ::milvus::proto::common::Status*>(
-      ::milvus::proto::common::Status::internal_default_instance());
-  ::milvus::proto::milvus::_CalcDistanceResults_default_instance_.int_dist_ = const_cast< ::milvus::proto::schema::IntArray*>(
-      ::milvus::proto::schema::IntArray::internal_default_instance());
-  ::milvus::proto::milvus::_CalcDistanceResults_default_instance_.float_dist_ = const_cast< ::milvus::proto::schema::FloatArray*>(
-      ::milvus::proto::schema::FloatArray::internal_default_instance());
-}
-class CalcDistanceResults::_Internal {
- public:
-  static const ::milvus::proto::common::Status& status(const CalcDistanceResults* msg);
-  static const ::milvus::proto::schema::IntArray& int_dist(const CalcDistanceResults* msg);
-  static const ::milvus::proto::schema::FloatArray& float_dist(const CalcDistanceResults* msg);
-};
-
-const ::milvus::proto::common::Status&
-CalcDistanceResults::_Internal::status(const CalcDistanceResults* msg) {
-  return *msg->status_;
-}
-const ::milvus::proto::schema::IntArray&
-CalcDistanceResults::_Internal::int_dist(const CalcDistanceResults* msg) {
-  return *msg->array_.int_dist_;
-}
-const ::milvus::proto::schema::FloatArray&
-CalcDistanceResults::_Internal::float_dist(const CalcDistanceResults* msg) {
-  return *msg->array_.float_dist_;
-}
-void CalcDistanceResults::clear_status() {
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-}
-void CalcDistanceResults::set_allocated_int_dist(::milvus::proto::schema::IntArray* int_dist) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  clear_array();
-  if (int_dist) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      int_dist = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, int_dist, submessage_arena);
-    }
-    set_has_int_dist();
-    array_.int_dist_ = int_dist;
-  }
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.CalcDistanceResults.int_dist)
-}
-void CalcDistanceResults::clear_int_dist() {
-  if (has_int_dist()) {
-    delete array_.int_dist_;
-    clear_has_array();
-  }
-}
-void CalcDistanceResults::set_allocated_float_dist(::milvus::proto::schema::FloatArray* float_dist) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  clear_array();
-  if (float_dist) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      float_dist = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, float_dist, submessage_arena);
-    }
-    set_has_float_dist();
-    array_.float_dist_ = float_dist;
-  }
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.CalcDistanceResults.float_dist)
-}
-void CalcDistanceResults::clear_float_dist() {
-  if (has_float_dist()) {
-    delete array_.float_dist_;
-    clear_has_array();
-  }
-}
-CalcDistanceResults::CalcDistanceResults()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.CalcDistanceResults)
-}
-CalcDistanceResults::CalcDistanceResults(const CalcDistanceResults& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  if (from.has_status()) {
-    status_ = new ::milvus::proto::common::Status(*from.status_);
-  } else {
-    status_ = nullptr;
-  }
-  clear_has_array();
-  switch (from.array_case()) {
-    case kIntDist: {
-      mutable_int_dist()->::milvus::proto::schema::IntArray::MergeFrom(from.int_dist());
-      break;
-    }
-    case kFloatDist: {
-      mutable_float_dist()->::milvus::proto::schema::FloatArray::MergeFrom(from.float_dist());
-      break;
-    }
-    case ARRAY_NOT_SET: {
-      break;
-    }
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.CalcDistanceResults)
-}
-
-void CalcDistanceResults::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_CalcDistanceResults_milvus_2eproto.base);
-  status_ = nullptr;
-  clear_has_array();
-}
-
-CalcDistanceResults::~CalcDistanceResults() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.CalcDistanceResults)
-  SharedDtor();
-}
-
-void CalcDistanceResults::SharedDtor() {
-  if (this != internal_default_instance()) delete status_;
-  if (has_array()) {
-    clear_array();
-  }
-}
-
-void CalcDistanceResults::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const CalcDistanceResults& CalcDistanceResults::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_CalcDistanceResults_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void CalcDistanceResults::clear_array() {
-// @@protoc_insertion_point(one_of_clear_start:milvus.proto.milvus.CalcDistanceResults)
-  switch (array_case()) {
-    case kIntDist: {
-      delete array_.int_dist_;
-      break;
-    }
-    case kFloatDist: {
-      delete array_.float_dist_;
-      break;
-    }
-    case ARRAY_NOT_SET: {
-      break;
-    }
-  }
-  _oneof_case_[0] = ARRAY_NOT_SET;
-}
-
-
-void CalcDistanceResults::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.CalcDistanceResults)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-  clear_array();
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* CalcDistanceResults::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.Status status = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_status(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // .milvus.proto.schema.IntArray int_dist = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ctx->ParseMessage(mutable_int_dist(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // .milvus.proto.schema.FloatArray float_dist = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ctx->ParseMessage(mutable_float_dist(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool CalcDistanceResults::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.CalcDistanceResults)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.Status status = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_status()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // .milvus.proto.schema.IntArray int_dist = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_int_dist()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // .milvus.proto.schema.FloatArray float_dist = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_float_dist()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.CalcDistanceResults)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.CalcDistanceResults)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void CalcDistanceResults::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.CalcDistanceResults)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::status(this), output);
-  }
-
-  // .milvus.proto.schema.IntArray int_dist = 2;
-  if (has_int_dist()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      2, _Internal::int_dist(this), output);
-  }
-
-  // .milvus.proto.schema.FloatArray float_dist = 3;
-  if (has_float_dist()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      3, _Internal::float_dist(this), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.CalcDistanceResults)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* CalcDistanceResults::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.CalcDistanceResults)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::status(this), target);
-  }
-
-  // .milvus.proto.schema.IntArray int_dist = 2;
-  if (has_int_dist()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        2, _Internal::int_dist(this), target);
-  }
-
-  // .milvus.proto.schema.FloatArray float_dist = 3;
-  if (has_float_dist()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        3, _Internal::float_dist(this), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.CalcDistanceResults)
-  return target;
-}
-
-size_t CalcDistanceResults::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.CalcDistanceResults)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *status_);
-  }
-
-  switch (array_case()) {
-    // .milvus.proto.schema.IntArray int_dist = 2;
-    case kIntDist: {
-      total_size += 1 +
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-          *array_.int_dist_);
-      break;
-    }
-    // .milvus.proto.schema.FloatArray float_dist = 3;
-    case kFloatDist: {
-      total_size += 1 +
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-          *array_.float_dist_);
-      break;
-    }
-    case ARRAY_NOT_SET: {
-      break;
-    }
-  }
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void CalcDistanceResults::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.CalcDistanceResults)
-  GOOGLE_DCHECK_NE(&from, this);
-  const CalcDistanceResults* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<CalcDistanceResults>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.CalcDistanceResults)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.CalcDistanceResults)
-    MergeFrom(*source);
-  }
-}
-
-void CalcDistanceResults::MergeFrom(const CalcDistanceResults& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.CalcDistanceResults)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.has_status()) {
-    mutable_status()->::milvus::proto::common::Status::MergeFrom(from.status());
-  }
-  switch (from.array_case()) {
-    case kIntDist: {
-      mutable_int_dist()->::milvus::proto::schema::IntArray::MergeFrom(from.int_dist());
-      break;
-    }
-    case kFloatDist: {
-      mutable_float_dist()->::milvus::proto::schema::FloatArray::MergeFrom(from.float_dist());
-      break;
-    }
-    case ARRAY_NOT_SET: {
-      break;
-    }
-  }
-}
-
-void CalcDistanceResults::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.CalcDistanceResults)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void CalcDistanceResults::CopyFrom(const CalcDistanceResults& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.CalcDistanceResults)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool CalcDistanceResults::IsInitialized() const {
-  return true;
-}
-
-void CalcDistanceResults::InternalSwap(CalcDistanceResults* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  swap(status_, other->status_);
-  swap(array_, other->array_);
-  swap(_oneof_case_[0], other->_oneof_case_[0]);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata CalcDistanceResults::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void PersistentSegmentInfo::InitAsDefaultInstance() {
-}
-class PersistentSegmentInfo::_Internal {
- public:
-};
-
-PersistentSegmentInfo::PersistentSegmentInfo()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.PersistentSegmentInfo)
-}
-PersistentSegmentInfo::PersistentSegmentInfo(const PersistentSegmentInfo& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::memcpy(&segmentid_, &from.segmentid_,
-    static_cast<size_t>(reinterpret_cast<char*>(&state_) -
-    reinterpret_cast<char*>(&segmentid_)) + sizeof(state_));
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.PersistentSegmentInfo)
-}
-
-void PersistentSegmentInfo::SharedCtor() {
-  ::memset(&segmentid_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&state_) -
-      reinterpret_cast<char*>(&segmentid_)) + sizeof(state_));
-}
-
-PersistentSegmentInfo::~PersistentSegmentInfo() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.PersistentSegmentInfo)
-  SharedDtor();
-}
-
-void PersistentSegmentInfo::SharedDtor() {
-}
-
-void PersistentSegmentInfo::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const PersistentSegmentInfo& PersistentSegmentInfo::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_PersistentSegmentInfo_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void PersistentSegmentInfo::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.PersistentSegmentInfo)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  ::memset(&segmentid_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&state_) -
-      reinterpret_cast<char*>(&segmentid_)) + sizeof(state_));
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* PersistentSegmentInfo::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // int64 segmentID = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 8)) {
-          segmentid_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int64 collectionID = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 16)) {
-          collectionid_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int64 partitionID = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 24)) {
-          partitionid_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int64 num_rows = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 32)) {
-          num_rows_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // .milvus.proto.common.SegmentState state = 5;
-      case 5:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 40)) {
-          ::PROTOBUF_NAMESPACE_ID::uint64 val = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-          set_state(static_cast<::milvus::proto::common::SegmentState>(val));
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool PersistentSegmentInfo::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.PersistentSegmentInfo)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // int64 segmentID = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (8 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &segmentid_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 collectionID = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (16 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &collectionid_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 partitionID = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (24 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &partitionid_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 num_rows = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (32 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &num_rows_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // .milvus.proto.common.SegmentState state = 5;
-      case 5: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (40 & 0xFF)) {
-          int value = 0;
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   int, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_ENUM>(
-                 input, &value)));
-          set_state(static_cast< ::milvus::proto::common::SegmentState >(value));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.PersistentSegmentInfo)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.PersistentSegmentInfo)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void PersistentSegmentInfo::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.PersistentSegmentInfo)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // int64 segmentID = 1;
-  if (this->segmentid() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(1, this->segmentid(), output);
-  }
-
-  // int64 collectionID = 2;
-  if (this->collectionid() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(2, this->collectionid(), output);
-  }
-
-  // int64 partitionID = 3;
-  if (this->partitionid() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(3, this->partitionid(), output);
-  }
-
-  // int64 num_rows = 4;
-  if (this->num_rows() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(4, this->num_rows(), output);
-  }
-
-  // .milvus.proto.common.SegmentState state = 5;
-  if (this->state() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteEnum(
-      5, this->state(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.PersistentSegmentInfo)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* PersistentSegmentInfo::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.PersistentSegmentInfo)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // int64 segmentID = 1;
-  if (this->segmentid() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(1, this->segmentid(), target);
-  }
-
-  // int64 collectionID = 2;
-  if (this->collectionid() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(2, this->collectionid(), target);
-  }
-
-  // int64 partitionID = 3;
-  if (this->partitionid() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(3, this->partitionid(), target);
-  }
-
-  // int64 num_rows = 4;
-  if (this->num_rows() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(4, this->num_rows(), target);
-  }
-
-  // .milvus.proto.common.SegmentState state = 5;
-  if (this->state() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteEnumToArray(
-      5, this->state(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.PersistentSegmentInfo)
-  return target;
-}
-
-size_t PersistentSegmentInfo::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.PersistentSegmentInfo)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // int64 segmentID = 1;
-  if (this->segmentid() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->segmentid());
-  }
-
-  // int64 collectionID = 2;
-  if (this->collectionid() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->collectionid());
-  }
-
-  // int64 partitionID = 3;
-  if (this->partitionid() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->partitionid());
-  }
-
-  // int64 num_rows = 4;
-  if (this->num_rows() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->num_rows());
-  }
-
-  // .milvus.proto.common.SegmentState state = 5;
-  if (this->state() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::EnumSize(this->state());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void PersistentSegmentInfo::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.PersistentSegmentInfo)
-  GOOGLE_DCHECK_NE(&from, this);
-  const PersistentSegmentInfo* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<PersistentSegmentInfo>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.PersistentSegmentInfo)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.PersistentSegmentInfo)
-    MergeFrom(*source);
-  }
-}
-
-void PersistentSegmentInfo::MergeFrom(const PersistentSegmentInfo& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.PersistentSegmentInfo)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.segmentid() != 0) {
-    set_segmentid(from.segmentid());
-  }
-  if (from.collectionid() != 0) {
-    set_collectionid(from.collectionid());
-  }
-  if (from.partitionid() != 0) {
-    set_partitionid(from.partitionid());
-  }
-  if (from.num_rows() != 0) {
-    set_num_rows(from.num_rows());
-  }
-  if (from.state() != 0) {
-    set_state(from.state());
-  }
-}
-
-void PersistentSegmentInfo::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.PersistentSegmentInfo)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void PersistentSegmentInfo::CopyFrom(const PersistentSegmentInfo& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.PersistentSegmentInfo)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool PersistentSegmentInfo::IsInitialized() const {
-  return true;
-}
-
-void PersistentSegmentInfo::InternalSwap(PersistentSegmentInfo* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  swap(segmentid_, other->segmentid_);
-  swap(collectionid_, other->collectionid_);
-  swap(partitionid_, other->partitionid_);
-  swap(num_rows_, other->num_rows_);
-  swap(state_, other->state_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata PersistentSegmentInfo::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void GetPersistentSegmentInfoRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_GetPersistentSegmentInfoRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class GetPersistentSegmentInfoRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const GetPersistentSegmentInfoRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-GetPersistentSegmentInfoRequest::_Internal::base(const GetPersistentSegmentInfoRequest* msg) {
-  return *msg->base_;
-}
-void GetPersistentSegmentInfoRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-GetPersistentSegmentInfoRequest::GetPersistentSegmentInfoRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.GetPersistentSegmentInfoRequest)
-}
-GetPersistentSegmentInfoRequest::GetPersistentSegmentInfoRequest(const GetPersistentSegmentInfoRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  dbname_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.dbname().empty()) {
-    dbname_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.dbname_);
-  }
-  collectionname_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.collectionname().empty()) {
-    collectionname_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collectionname_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.GetPersistentSegmentInfoRequest)
-}
-
-void GetPersistentSegmentInfoRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_GetPersistentSegmentInfoRequest_milvus_2eproto.base);
-  dbname_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collectionname_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  base_ = nullptr;
-}
-
-GetPersistentSegmentInfoRequest::~GetPersistentSegmentInfoRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.GetPersistentSegmentInfoRequest)
-  SharedDtor();
-}
-
-void GetPersistentSegmentInfoRequest::SharedDtor() {
-  dbname_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collectionname_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void GetPersistentSegmentInfoRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const GetPersistentSegmentInfoRequest& GetPersistentSegmentInfoRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_GetPersistentSegmentInfoRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void GetPersistentSegmentInfoRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.GetPersistentSegmentInfoRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  dbname_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collectionname_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* GetPersistentSegmentInfoRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string dbName = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_dbname(), ptr, ctx, "milvus.proto.milvus.GetPersistentSegmentInfoRequest.dbName");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string collectionName = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_collectionname(), ptr, ctx, "milvus.proto.milvus.GetPersistentSegmentInfoRequest.collectionName");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool GetPersistentSegmentInfoRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.GetPersistentSegmentInfoRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string dbName = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_dbname()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->dbname().data(), static_cast<int>(this->dbname().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.GetPersistentSegmentInfoRequest.dbName"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string collectionName = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_collectionname()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collectionname().data(), static_cast<int>(this->collectionname().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.GetPersistentSegmentInfoRequest.collectionName"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.GetPersistentSegmentInfoRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.GetPersistentSegmentInfoRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void GetPersistentSegmentInfoRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.GetPersistentSegmentInfoRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // string dbName = 2;
-  if (this->dbname().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->dbname().data(), static_cast<int>(this->dbname().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetPersistentSegmentInfoRequest.dbName");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->dbname(), output);
-  }
-
-  // string collectionName = 3;
-  if (this->collectionname().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collectionname().data(), static_cast<int>(this->collectionname().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetPersistentSegmentInfoRequest.collectionName");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->collectionname(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.GetPersistentSegmentInfoRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* GetPersistentSegmentInfoRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.GetPersistentSegmentInfoRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // string dbName = 2;
-  if (this->dbname().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->dbname().data(), static_cast<int>(this->dbname().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetPersistentSegmentInfoRequest.dbName");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->dbname(), target);
-  }
-
-  // string collectionName = 3;
-  if (this->collectionname().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collectionname().data(), static_cast<int>(this->collectionname().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetPersistentSegmentInfoRequest.collectionName");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->collectionname(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.GetPersistentSegmentInfoRequest)
-  return target;
-}
-
-size_t GetPersistentSegmentInfoRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.GetPersistentSegmentInfoRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // string dbName = 2;
-  if (this->dbname().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->dbname());
-  }
-
-  // string collectionName = 3;
-  if (this->collectionname().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->collectionname());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void GetPersistentSegmentInfoRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.GetPersistentSegmentInfoRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const GetPersistentSegmentInfoRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<GetPersistentSegmentInfoRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.GetPersistentSegmentInfoRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.GetPersistentSegmentInfoRequest)
-    MergeFrom(*source);
-  }
-}
-
-void GetPersistentSegmentInfoRequest::MergeFrom(const GetPersistentSegmentInfoRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.GetPersistentSegmentInfoRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.dbname().size() > 0) {
-
-    dbname_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.dbname_);
-  }
-  if (from.collectionname().size() > 0) {
-
-    collectionname_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collectionname_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-}
-
-void GetPersistentSegmentInfoRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.GetPersistentSegmentInfoRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void GetPersistentSegmentInfoRequest::CopyFrom(const GetPersistentSegmentInfoRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.GetPersistentSegmentInfoRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool GetPersistentSegmentInfoRequest::IsInitialized() const {
-  return true;
-}
-
-void GetPersistentSegmentInfoRequest::InternalSwap(GetPersistentSegmentInfoRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  dbname_.Swap(&other->dbname_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  collectionname_.Swap(&other->collectionname_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata GetPersistentSegmentInfoRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void GetPersistentSegmentInfoResponse::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_GetPersistentSegmentInfoResponse_default_instance_._instance.get_mutable()->status_ = const_cast< ::milvus::proto::common::Status*>(
-      ::milvus::proto::common::Status::internal_default_instance());
-}
-class GetPersistentSegmentInfoResponse::_Internal {
- public:
-  static const ::milvus::proto::common::Status& status(const GetPersistentSegmentInfoResponse* msg);
-};
-
-const ::milvus::proto::common::Status&
-GetPersistentSegmentInfoResponse::_Internal::status(const GetPersistentSegmentInfoResponse* msg) {
-  return *msg->status_;
-}
-void GetPersistentSegmentInfoResponse::clear_status() {
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-}
-GetPersistentSegmentInfoResponse::GetPersistentSegmentInfoResponse()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.GetPersistentSegmentInfoResponse)
-}
-GetPersistentSegmentInfoResponse::GetPersistentSegmentInfoResponse(const GetPersistentSegmentInfoResponse& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      infos_(from.infos_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  if (from.has_status()) {
-    status_ = new ::milvus::proto::common::Status(*from.status_);
-  } else {
-    status_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.GetPersistentSegmentInfoResponse)
-}
-
-void GetPersistentSegmentInfoResponse::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_GetPersistentSegmentInfoResponse_milvus_2eproto.base);
-  status_ = nullptr;
-}
-
-GetPersistentSegmentInfoResponse::~GetPersistentSegmentInfoResponse() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.GetPersistentSegmentInfoResponse)
-  SharedDtor();
-}
-
-void GetPersistentSegmentInfoResponse::SharedDtor() {
-  if (this != internal_default_instance()) delete status_;
-}
-
-void GetPersistentSegmentInfoResponse::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const GetPersistentSegmentInfoResponse& GetPersistentSegmentInfoResponse::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_GetPersistentSegmentInfoResponse_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void GetPersistentSegmentInfoResponse::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.GetPersistentSegmentInfoResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  infos_.Clear();
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* GetPersistentSegmentInfoResponse::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.Status status = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_status(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated .milvus.proto.milvus.PersistentSegmentInfo infos = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ctx->ParseMessage(add_infos(), ptr);
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 18);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool GetPersistentSegmentInfoResponse::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.GetPersistentSegmentInfoResponse)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.Status status = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_status()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated .milvus.proto.milvus.PersistentSegmentInfo infos = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-                input, add_infos()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.GetPersistentSegmentInfoResponse)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.GetPersistentSegmentInfoResponse)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void GetPersistentSegmentInfoResponse::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.GetPersistentSegmentInfoResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::status(this), output);
-  }
-
-  // repeated .milvus.proto.milvus.PersistentSegmentInfo infos = 2;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->infos_size()); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      2,
-      this->infos(static_cast<int>(i)),
-      output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.GetPersistentSegmentInfoResponse)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* GetPersistentSegmentInfoResponse::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.GetPersistentSegmentInfoResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::status(this), target);
-  }
-
-  // repeated .milvus.proto.milvus.PersistentSegmentInfo infos = 2;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->infos_size()); i < n; i++) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        2, this->infos(static_cast<int>(i)), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.GetPersistentSegmentInfoResponse)
-  return target;
-}
-
-size_t GetPersistentSegmentInfoResponse::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.GetPersistentSegmentInfoResponse)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated .milvus.proto.milvus.PersistentSegmentInfo infos = 2;
-  {
-    unsigned int count = static_cast<unsigned int>(this->infos_size());
-    total_size += 1UL * count;
-    for (unsigned int i = 0; i < count; i++) {
-      total_size +=
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-          this->infos(static_cast<int>(i)));
-    }
-  }
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *status_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void GetPersistentSegmentInfoResponse::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.GetPersistentSegmentInfoResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  const GetPersistentSegmentInfoResponse* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<GetPersistentSegmentInfoResponse>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.GetPersistentSegmentInfoResponse)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.GetPersistentSegmentInfoResponse)
-    MergeFrom(*source);
-  }
-}
-
-void GetPersistentSegmentInfoResponse::MergeFrom(const GetPersistentSegmentInfoResponse& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.GetPersistentSegmentInfoResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  infos_.MergeFrom(from.infos_);
-  if (from.has_status()) {
-    mutable_status()->::milvus::proto::common::Status::MergeFrom(from.status());
-  }
-}
-
-void GetPersistentSegmentInfoResponse::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.GetPersistentSegmentInfoResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void GetPersistentSegmentInfoResponse::CopyFrom(const GetPersistentSegmentInfoResponse& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.GetPersistentSegmentInfoResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool GetPersistentSegmentInfoResponse::IsInitialized() const {
-  return true;
-}
-
-void GetPersistentSegmentInfoResponse::InternalSwap(GetPersistentSegmentInfoResponse* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  CastToBase(&infos_)->InternalSwap(CastToBase(&other->infos_));
-  swap(status_, other->status_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata GetPersistentSegmentInfoResponse::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void QuerySegmentInfo::InitAsDefaultInstance() {
-}
-class QuerySegmentInfo::_Internal {
- public:
-};
-
-QuerySegmentInfo::QuerySegmentInfo()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.QuerySegmentInfo)
-}
-QuerySegmentInfo::QuerySegmentInfo(const QuerySegmentInfo& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      nodeids_(from.nodeids_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  index_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.index_name().empty()) {
-    index_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.index_name_);
-  }
-  ::memcpy(&segmentid_, &from.segmentid_,
-    static_cast<size_t>(reinterpret_cast<char*>(&state_) -
-    reinterpret_cast<char*>(&segmentid_)) + sizeof(state_));
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.QuerySegmentInfo)
-}
-
-void QuerySegmentInfo::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_QuerySegmentInfo_milvus_2eproto.base);
-  index_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  ::memset(&segmentid_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&state_) -
-      reinterpret_cast<char*>(&segmentid_)) + sizeof(state_));
-}
-
-QuerySegmentInfo::~QuerySegmentInfo() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.QuerySegmentInfo)
-  SharedDtor();
-}
-
-void QuerySegmentInfo::SharedDtor() {
-  index_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-
-void QuerySegmentInfo::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const QuerySegmentInfo& QuerySegmentInfo::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_QuerySegmentInfo_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void QuerySegmentInfo::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.QuerySegmentInfo)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  nodeids_.Clear();
-  index_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  ::memset(&segmentid_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&state_) -
-      reinterpret_cast<char*>(&segmentid_)) + sizeof(state_));
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* QuerySegmentInfo::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // int64 segmentID = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 8)) {
-          segmentid_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int64 collectionID = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 16)) {
-          collectionid_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int64 partitionID = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 24)) {
-          partitionid_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int64 mem_size = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 32)) {
-          mem_size_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int64 num_rows = 5;
-      case 5:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 40)) {
-          num_rows_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string index_name = 6;
-      case 6:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 50)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_index_name(), ptr, ctx, "milvus.proto.milvus.QuerySegmentInfo.index_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int64 indexID = 7;
-      case 7:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 56)) {
-          indexid_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int64 nodeID = 8;
-      case 8:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 64)) {
-          nodeid_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // .milvus.proto.common.SegmentState state = 9;
-      case 9:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 72)) {
-          ::PROTOBUF_NAMESPACE_ID::uint64 val = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-          set_state(static_cast<::milvus::proto::common::SegmentState>(val));
-        } else goto handle_unusual;
-        continue;
-      // repeated int64 nodeIds = 10;
-      case 10:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 82)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::PackedInt64Parser(mutable_nodeids(), ptr, ctx);
-          CHK_(ptr);
-        } else if (static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 80) {
-          add_nodeids(::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr));
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool QuerySegmentInfo::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.QuerySegmentInfo)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // int64 segmentID = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (8 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &segmentid_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 collectionID = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (16 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &collectionid_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 partitionID = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (24 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &partitionid_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 mem_size = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (32 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &mem_size_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 num_rows = 5;
-      case 5: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (40 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &num_rows_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string index_name = 6;
-      case 6: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (50 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_index_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->index_name().data(), static_cast<int>(this->index_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.QuerySegmentInfo.index_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 indexID = 7;
-      case 7: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (56 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &indexid_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 nodeID = 8;
-      case 8: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (64 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &nodeid_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // .milvus.proto.common.SegmentState state = 9;
-      case 9: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (72 & 0xFF)) {
-          int value = 0;
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   int, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_ENUM>(
-                 input, &value)));
-          set_state(static_cast< ::milvus::proto::common::SegmentState >(value));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated int64 nodeIds = 10;
-      case 10: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (82 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPackedPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, this->mutable_nodeids())));
-        } else if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (80 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadRepeatedPrimitiveNoInline<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 1, 82u, input, this->mutable_nodeids())));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.QuerySegmentInfo)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.QuerySegmentInfo)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void QuerySegmentInfo::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.QuerySegmentInfo)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // int64 segmentID = 1;
-  if (this->segmentid() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(1, this->segmentid(), output);
-  }
-
-  // int64 collectionID = 2;
-  if (this->collectionid() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(2, this->collectionid(), output);
-  }
-
-  // int64 partitionID = 3;
-  if (this->partitionid() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(3, this->partitionid(), output);
-  }
-
-  // int64 mem_size = 4;
-  if (this->mem_size() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(4, this->mem_size(), output);
-  }
-
-  // int64 num_rows = 5;
-  if (this->num_rows() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(5, this->num_rows(), output);
-  }
-
-  // string index_name = 6;
-  if (this->index_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->index_name().data(), static_cast<int>(this->index_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.QuerySegmentInfo.index_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      6, this->index_name(), output);
-  }
-
-  // int64 indexID = 7;
-  if (this->indexid() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(7, this->indexid(), output);
-  }
-
-  // int64 nodeID = 8;
-  if (this->nodeid() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(8, this->nodeid(), output);
-  }
-
-  // .milvus.proto.common.SegmentState state = 9;
-  if (this->state() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteEnum(
-      9, this->state(), output);
-  }
-
-  // repeated int64 nodeIds = 10;
-  if (this->nodeids_size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTag(10, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED, output);
-    output->WriteVarint32(_nodeids_cached_byte_size_.load(
-        std::memory_order_relaxed));
-  }
-  for (int i = 0, n = this->nodeids_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64NoTag(
-      this->nodeids(i), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.QuerySegmentInfo)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* QuerySegmentInfo::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.QuerySegmentInfo)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // int64 segmentID = 1;
-  if (this->segmentid() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(1, this->segmentid(), target);
-  }
-
-  // int64 collectionID = 2;
-  if (this->collectionid() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(2, this->collectionid(), target);
-  }
-
-  // int64 partitionID = 3;
-  if (this->partitionid() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(3, this->partitionid(), target);
-  }
-
-  // int64 mem_size = 4;
-  if (this->mem_size() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(4, this->mem_size(), target);
-  }
-
-  // int64 num_rows = 5;
-  if (this->num_rows() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(5, this->num_rows(), target);
-  }
-
-  // string index_name = 6;
-  if (this->index_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->index_name().data(), static_cast<int>(this->index_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.QuerySegmentInfo.index_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        6, this->index_name(), target);
-  }
-
-  // int64 indexID = 7;
-  if (this->indexid() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(7, this->indexid(), target);
-  }
-
-  // int64 nodeID = 8;
-  if (this->nodeid() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(8, this->nodeid(), target);
-  }
-
-  // .milvus.proto.common.SegmentState state = 9;
-  if (this->state() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteEnumToArray(
-      9, this->state(), target);
-  }
-
-  // repeated int64 nodeIds = 10;
-  if (this->nodeids_size() > 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTagToArray(
-      10,
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED,
-      target);
-    target = ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream::WriteVarint32ToArray(
-        _nodeids_cached_byte_size_.load(std::memory_order_relaxed),
-         target);
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteInt64NoTagToArray(this->nodeids_, target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.QuerySegmentInfo)
-  return target;
-}
-
-size_t QuerySegmentInfo::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.QuerySegmentInfo)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated int64 nodeIds = 10;
-  {
-    size_t data_size = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      Int64Size(this->nodeids_);
-    if (data_size > 0) {
-      total_size += 1 +
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int32Size(
-            static_cast<::PROTOBUF_NAMESPACE_ID::int32>(data_size));
-    }
-    int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(data_size);
-    _nodeids_cached_byte_size_.store(cached_size,
-                                    std::memory_order_relaxed);
-    total_size += data_size;
-  }
-
-  // string index_name = 6;
-  if (this->index_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->index_name());
-  }
-
-  // int64 segmentID = 1;
-  if (this->segmentid() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->segmentid());
-  }
-
-  // int64 collectionID = 2;
-  if (this->collectionid() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->collectionid());
-  }
-
-  // int64 partitionID = 3;
-  if (this->partitionid() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->partitionid());
-  }
-
-  // int64 mem_size = 4;
-  if (this->mem_size() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->mem_size());
-  }
-
-  // int64 num_rows = 5;
-  if (this->num_rows() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->num_rows());
-  }
-
-  // int64 indexID = 7;
-  if (this->indexid() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->indexid());
-  }
-
-  // int64 nodeID = 8;
-  if (this->nodeid() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->nodeid());
-  }
-
-  // .milvus.proto.common.SegmentState state = 9;
-  if (this->state() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::EnumSize(this->state());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void QuerySegmentInfo::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.QuerySegmentInfo)
-  GOOGLE_DCHECK_NE(&from, this);
-  const QuerySegmentInfo* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<QuerySegmentInfo>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.QuerySegmentInfo)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.QuerySegmentInfo)
-    MergeFrom(*source);
-  }
-}
-
-void QuerySegmentInfo::MergeFrom(const QuerySegmentInfo& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.QuerySegmentInfo)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  nodeids_.MergeFrom(from.nodeids_);
-  if (from.index_name().size() > 0) {
-
-    index_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.index_name_);
-  }
-  if (from.segmentid() != 0) {
-    set_segmentid(from.segmentid());
-  }
-  if (from.collectionid() != 0) {
-    set_collectionid(from.collectionid());
-  }
-  if (from.partitionid() != 0) {
-    set_partitionid(from.partitionid());
-  }
-  if (from.mem_size() != 0) {
-    set_mem_size(from.mem_size());
-  }
-  if (from.num_rows() != 0) {
-    set_num_rows(from.num_rows());
-  }
-  if (from.indexid() != 0) {
-    set_indexid(from.indexid());
-  }
-  if (from.nodeid() != 0) {
-    set_nodeid(from.nodeid());
-  }
-  if (from.state() != 0) {
-    set_state(from.state());
-  }
-}
-
-void QuerySegmentInfo::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.QuerySegmentInfo)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void QuerySegmentInfo::CopyFrom(const QuerySegmentInfo& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.QuerySegmentInfo)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool QuerySegmentInfo::IsInitialized() const {
-  return true;
-}
-
-void QuerySegmentInfo::InternalSwap(QuerySegmentInfo* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  nodeids_.InternalSwap(&other->nodeids_);
-  index_name_.Swap(&other->index_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(segmentid_, other->segmentid_);
-  swap(collectionid_, other->collectionid_);
-  swap(partitionid_, other->partitionid_);
-  swap(mem_size_, other->mem_size_);
-  swap(num_rows_, other->num_rows_);
-  swap(indexid_, other->indexid_);
-  swap(nodeid_, other->nodeid_);
-  swap(state_, other->state_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata QuerySegmentInfo::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void GetQuerySegmentInfoRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_GetQuerySegmentInfoRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class GetQuerySegmentInfoRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const GetQuerySegmentInfoRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-GetQuerySegmentInfoRequest::_Internal::base(const GetQuerySegmentInfoRequest* msg) {
-  return *msg->base_;
-}
-void GetQuerySegmentInfoRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-GetQuerySegmentInfoRequest::GetQuerySegmentInfoRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.GetQuerySegmentInfoRequest)
-}
-GetQuerySegmentInfoRequest::GetQuerySegmentInfoRequest(const GetQuerySegmentInfoRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  dbname_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.dbname().empty()) {
-    dbname_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.dbname_);
-  }
-  collectionname_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.collectionname().empty()) {
-    collectionname_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collectionname_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.GetQuerySegmentInfoRequest)
-}
-
-void GetQuerySegmentInfoRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_GetQuerySegmentInfoRequest_milvus_2eproto.base);
-  dbname_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collectionname_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  base_ = nullptr;
-}
-
-GetQuerySegmentInfoRequest::~GetQuerySegmentInfoRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.GetQuerySegmentInfoRequest)
-  SharedDtor();
-}
-
-void GetQuerySegmentInfoRequest::SharedDtor() {
-  dbname_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collectionname_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void GetQuerySegmentInfoRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const GetQuerySegmentInfoRequest& GetQuerySegmentInfoRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_GetQuerySegmentInfoRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void GetQuerySegmentInfoRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.GetQuerySegmentInfoRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  dbname_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  collectionname_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* GetQuerySegmentInfoRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string dbName = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_dbname(), ptr, ctx, "milvus.proto.milvus.GetQuerySegmentInfoRequest.dbName");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string collectionName = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_collectionname(), ptr, ctx, "milvus.proto.milvus.GetQuerySegmentInfoRequest.collectionName");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool GetQuerySegmentInfoRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.GetQuerySegmentInfoRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string dbName = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_dbname()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->dbname().data(), static_cast<int>(this->dbname().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.GetQuerySegmentInfoRequest.dbName"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string collectionName = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_collectionname()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collectionname().data(), static_cast<int>(this->collectionname().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.GetQuerySegmentInfoRequest.collectionName"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.GetQuerySegmentInfoRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.GetQuerySegmentInfoRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void GetQuerySegmentInfoRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.GetQuerySegmentInfoRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // string dbName = 2;
-  if (this->dbname().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->dbname().data(), static_cast<int>(this->dbname().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetQuerySegmentInfoRequest.dbName");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->dbname(), output);
-  }
-
-  // string collectionName = 3;
-  if (this->collectionname().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collectionname().data(), static_cast<int>(this->collectionname().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetQuerySegmentInfoRequest.collectionName");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->collectionname(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.GetQuerySegmentInfoRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* GetQuerySegmentInfoRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.GetQuerySegmentInfoRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // string dbName = 2;
-  if (this->dbname().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->dbname().data(), static_cast<int>(this->dbname().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetQuerySegmentInfoRequest.dbName");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->dbname(), target);
-  }
-
-  // string collectionName = 3;
-  if (this->collectionname().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collectionname().data(), static_cast<int>(this->collectionname().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetQuerySegmentInfoRequest.collectionName");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->collectionname(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.GetQuerySegmentInfoRequest)
-  return target;
-}
-
-size_t GetQuerySegmentInfoRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.GetQuerySegmentInfoRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // string dbName = 2;
-  if (this->dbname().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->dbname());
-  }
-
-  // string collectionName = 3;
-  if (this->collectionname().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->collectionname());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void GetQuerySegmentInfoRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.GetQuerySegmentInfoRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const GetQuerySegmentInfoRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<GetQuerySegmentInfoRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.GetQuerySegmentInfoRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.GetQuerySegmentInfoRequest)
-    MergeFrom(*source);
-  }
-}
-
-void GetQuerySegmentInfoRequest::MergeFrom(const GetQuerySegmentInfoRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.GetQuerySegmentInfoRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.dbname().size() > 0) {
-
-    dbname_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.dbname_);
-  }
-  if (from.collectionname().size() > 0) {
-
-    collectionname_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collectionname_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-}
-
-void GetQuerySegmentInfoRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.GetQuerySegmentInfoRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void GetQuerySegmentInfoRequest::CopyFrom(const GetQuerySegmentInfoRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.GetQuerySegmentInfoRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool GetQuerySegmentInfoRequest::IsInitialized() const {
-  return true;
-}
-
-void GetQuerySegmentInfoRequest::InternalSwap(GetQuerySegmentInfoRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  dbname_.Swap(&other->dbname_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  collectionname_.Swap(&other->collectionname_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata GetQuerySegmentInfoRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void GetQuerySegmentInfoResponse::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_GetQuerySegmentInfoResponse_default_instance_._instance.get_mutable()->status_ = const_cast< ::milvus::proto::common::Status*>(
-      ::milvus::proto::common::Status::internal_default_instance());
-}
-class GetQuerySegmentInfoResponse::_Internal {
- public:
-  static const ::milvus::proto::common::Status& status(const GetQuerySegmentInfoResponse* msg);
-};
-
-const ::milvus::proto::common::Status&
-GetQuerySegmentInfoResponse::_Internal::status(const GetQuerySegmentInfoResponse* msg) {
-  return *msg->status_;
-}
-void GetQuerySegmentInfoResponse::clear_status() {
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-}
-GetQuerySegmentInfoResponse::GetQuerySegmentInfoResponse()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.GetQuerySegmentInfoResponse)
-}
-GetQuerySegmentInfoResponse::GetQuerySegmentInfoResponse(const GetQuerySegmentInfoResponse& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      infos_(from.infos_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  if (from.has_status()) {
-    status_ = new ::milvus::proto::common::Status(*from.status_);
-  } else {
-    status_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.GetQuerySegmentInfoResponse)
-}
-
-void GetQuerySegmentInfoResponse::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_GetQuerySegmentInfoResponse_milvus_2eproto.base);
-  status_ = nullptr;
-}
-
-GetQuerySegmentInfoResponse::~GetQuerySegmentInfoResponse() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.GetQuerySegmentInfoResponse)
-  SharedDtor();
-}
-
-void GetQuerySegmentInfoResponse::SharedDtor() {
-  if (this != internal_default_instance()) delete status_;
-}
-
-void GetQuerySegmentInfoResponse::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const GetQuerySegmentInfoResponse& GetQuerySegmentInfoResponse::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_GetQuerySegmentInfoResponse_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void GetQuerySegmentInfoResponse::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.GetQuerySegmentInfoResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  infos_.Clear();
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* GetQuerySegmentInfoResponse::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.Status status = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_status(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated .milvus.proto.milvus.QuerySegmentInfo infos = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ctx->ParseMessage(add_infos(), ptr);
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 18);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool GetQuerySegmentInfoResponse::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.GetQuerySegmentInfoResponse)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.Status status = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_status()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated .milvus.proto.milvus.QuerySegmentInfo infos = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-                input, add_infos()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.GetQuerySegmentInfoResponse)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.GetQuerySegmentInfoResponse)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void GetQuerySegmentInfoResponse::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.GetQuerySegmentInfoResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::status(this), output);
-  }
-
-  // repeated .milvus.proto.milvus.QuerySegmentInfo infos = 2;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->infos_size()); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      2,
-      this->infos(static_cast<int>(i)),
-      output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.GetQuerySegmentInfoResponse)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* GetQuerySegmentInfoResponse::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.GetQuerySegmentInfoResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::status(this), target);
-  }
-
-  // repeated .milvus.proto.milvus.QuerySegmentInfo infos = 2;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->infos_size()); i < n; i++) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        2, this->infos(static_cast<int>(i)), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.GetQuerySegmentInfoResponse)
-  return target;
-}
-
-size_t GetQuerySegmentInfoResponse::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.GetQuerySegmentInfoResponse)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated .milvus.proto.milvus.QuerySegmentInfo infos = 2;
-  {
-    unsigned int count = static_cast<unsigned int>(this->infos_size());
-    total_size += 1UL * count;
-    for (unsigned int i = 0; i < count; i++) {
-      total_size +=
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-          this->infos(static_cast<int>(i)));
-    }
-  }
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *status_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void GetQuerySegmentInfoResponse::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.GetQuerySegmentInfoResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  const GetQuerySegmentInfoResponse* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<GetQuerySegmentInfoResponse>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.GetQuerySegmentInfoResponse)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.GetQuerySegmentInfoResponse)
-    MergeFrom(*source);
-  }
-}
-
-void GetQuerySegmentInfoResponse::MergeFrom(const GetQuerySegmentInfoResponse& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.GetQuerySegmentInfoResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  infos_.MergeFrom(from.infos_);
-  if (from.has_status()) {
-    mutable_status()->::milvus::proto::common::Status::MergeFrom(from.status());
-  }
-}
-
-void GetQuerySegmentInfoResponse::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.GetQuerySegmentInfoResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void GetQuerySegmentInfoResponse::CopyFrom(const GetQuerySegmentInfoResponse& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.GetQuerySegmentInfoResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool GetQuerySegmentInfoResponse::IsInitialized() const {
-  return true;
-}
-
-void GetQuerySegmentInfoResponse::InternalSwap(GetQuerySegmentInfoResponse* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  CastToBase(&infos_)->InternalSwap(CastToBase(&other->infos_));
-  swap(status_, other->status_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata GetQuerySegmentInfoResponse::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void DummyRequest::InitAsDefaultInstance() {
-}
-class DummyRequest::_Internal {
- public:
-};
-
-DummyRequest::DummyRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.DummyRequest)
-}
-DummyRequest::DummyRequest(const DummyRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  request_type_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.request_type().empty()) {
-    request_type_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.request_type_);
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.DummyRequest)
-}
-
-void DummyRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_DummyRequest_milvus_2eproto.base);
-  request_type_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-
-DummyRequest::~DummyRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.DummyRequest)
-  SharedDtor();
-}
-
-void DummyRequest::SharedDtor() {
-  request_type_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-
-void DummyRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const DummyRequest& DummyRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_DummyRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void DummyRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.DummyRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  request_type_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* DummyRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // string request_type = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_request_type(), ptr, ctx, "milvus.proto.milvus.DummyRequest.request_type");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool DummyRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.DummyRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // string request_type = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_request_type()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->request_type().data(), static_cast<int>(this->request_type().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.DummyRequest.request_type"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.DummyRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.DummyRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void DummyRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.DummyRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // string request_type = 1;
-  if (this->request_type().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->request_type().data(), static_cast<int>(this->request_type().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DummyRequest.request_type");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      1, this->request_type(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.DummyRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* DummyRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.DummyRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // string request_type = 1;
-  if (this->request_type().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->request_type().data(), static_cast<int>(this->request_type().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DummyRequest.request_type");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        1, this->request_type(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.DummyRequest)
-  return target;
-}
-
-size_t DummyRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.DummyRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // string request_type = 1;
-  if (this->request_type().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->request_type());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void DummyRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.DummyRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const DummyRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<DummyRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.DummyRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.DummyRequest)
-    MergeFrom(*source);
-  }
-}
-
-void DummyRequest::MergeFrom(const DummyRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.DummyRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.request_type().size() > 0) {
-
-    request_type_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.request_type_);
-  }
-}
-
-void DummyRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.DummyRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void DummyRequest::CopyFrom(const DummyRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.DummyRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool DummyRequest::IsInitialized() const {
-  return true;
-}
-
-void DummyRequest::InternalSwap(DummyRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  request_type_.Swap(&other->request_type_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata DummyRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void DummyResponse::InitAsDefaultInstance() {
-}
-class DummyResponse::_Internal {
- public:
-};
-
-DummyResponse::DummyResponse()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.DummyResponse)
-}
-DummyResponse::DummyResponse(const DummyResponse& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  response_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.response().empty()) {
-    response_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.response_);
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.DummyResponse)
-}
-
-void DummyResponse::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_DummyResponse_milvus_2eproto.base);
-  response_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-
-DummyResponse::~DummyResponse() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.DummyResponse)
-  SharedDtor();
-}
-
-void DummyResponse::SharedDtor() {
-  response_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-
-void DummyResponse::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const DummyResponse& DummyResponse::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_DummyResponse_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void DummyResponse::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.DummyResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  response_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* DummyResponse::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // string response = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_response(), ptr, ctx, "milvus.proto.milvus.DummyResponse.response");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool DummyResponse::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.DummyResponse)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // string response = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_response()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->response().data(), static_cast<int>(this->response().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.DummyResponse.response"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.DummyResponse)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.DummyResponse)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void DummyResponse::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.DummyResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // string response = 1;
-  if (this->response().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->response().data(), static_cast<int>(this->response().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DummyResponse.response");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      1, this->response(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.DummyResponse)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* DummyResponse::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.DummyResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // string response = 1;
-  if (this->response().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->response().data(), static_cast<int>(this->response().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DummyResponse.response");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        1, this->response(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.DummyResponse)
-  return target;
-}
-
-size_t DummyResponse::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.DummyResponse)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // string response = 1;
-  if (this->response().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->response());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void DummyResponse::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.DummyResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  const DummyResponse* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<DummyResponse>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.DummyResponse)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.DummyResponse)
-    MergeFrom(*source);
-  }
-}
-
-void DummyResponse::MergeFrom(const DummyResponse& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.DummyResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.response().size() > 0) {
-
-    response_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.response_);
-  }
-}
-
-void DummyResponse::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.DummyResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void DummyResponse::CopyFrom(const DummyResponse& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.DummyResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool DummyResponse::IsInitialized() const {
-  return true;
-}
-
-void DummyResponse::InternalSwap(DummyResponse* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  response_.Swap(&other->response_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata DummyResponse::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void RegisterLinkRequest::InitAsDefaultInstance() {
-}
-class RegisterLinkRequest::_Internal {
- public:
-};
-
-RegisterLinkRequest::RegisterLinkRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.RegisterLinkRequest)
-}
-RegisterLinkRequest::RegisterLinkRequest(const RegisterLinkRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.RegisterLinkRequest)
-}
-
-void RegisterLinkRequest::SharedCtor() {
-}
-
-RegisterLinkRequest::~RegisterLinkRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.RegisterLinkRequest)
-  SharedDtor();
-}
-
-void RegisterLinkRequest::SharedDtor() {
-}
-
-void RegisterLinkRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const RegisterLinkRequest& RegisterLinkRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_RegisterLinkRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void RegisterLinkRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.RegisterLinkRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* RegisterLinkRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      default: {
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool RegisterLinkRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.RegisterLinkRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-  handle_unusual:
-    if (tag == 0) {
-      goto success;
-    }
-    DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-          input, tag, _internal_metadata_.mutable_unknown_fields()));
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.RegisterLinkRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.RegisterLinkRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void RegisterLinkRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.RegisterLinkRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.RegisterLinkRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* RegisterLinkRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.RegisterLinkRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.RegisterLinkRequest)
-  return target;
-}
-
-size_t RegisterLinkRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.RegisterLinkRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void RegisterLinkRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.RegisterLinkRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const RegisterLinkRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<RegisterLinkRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.RegisterLinkRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.RegisterLinkRequest)
-    MergeFrom(*source);
-  }
-}
-
-void RegisterLinkRequest::MergeFrom(const RegisterLinkRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.RegisterLinkRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-}
-
-void RegisterLinkRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.RegisterLinkRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void RegisterLinkRequest::CopyFrom(const RegisterLinkRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.RegisterLinkRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool RegisterLinkRequest::IsInitialized() const {
-  return true;
-}
-
-void RegisterLinkRequest::InternalSwap(RegisterLinkRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata RegisterLinkRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void RegisterLinkResponse::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_RegisterLinkResponse_default_instance_._instance.get_mutable()->address_ = const_cast< ::milvus::proto::common::Address*>(
-      ::milvus::proto::common::Address::internal_default_instance());
-  ::milvus::proto::milvus::_RegisterLinkResponse_default_instance_._instance.get_mutable()->status_ = const_cast< ::milvus::proto::common::Status*>(
-      ::milvus::proto::common::Status::internal_default_instance());
-}
-class RegisterLinkResponse::_Internal {
- public:
-  static const ::milvus::proto::common::Address& address(const RegisterLinkResponse* msg);
-  static const ::milvus::proto::common::Status& status(const RegisterLinkResponse* msg);
-};
-
-const ::milvus::proto::common::Address&
-RegisterLinkResponse::_Internal::address(const RegisterLinkResponse* msg) {
-  return *msg->address_;
-}
-const ::milvus::proto::common::Status&
-RegisterLinkResponse::_Internal::status(const RegisterLinkResponse* msg) {
-  return *msg->status_;
-}
-void RegisterLinkResponse::clear_address() {
-  if (GetArenaNoVirtual() == nullptr && address_ != nullptr) {
-    delete address_;
-  }
-  address_ = nullptr;
-}
-void RegisterLinkResponse::clear_status() {
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-}
-RegisterLinkResponse::RegisterLinkResponse()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.RegisterLinkResponse)
-}
-RegisterLinkResponse::RegisterLinkResponse(const RegisterLinkResponse& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  if (from.has_address()) {
-    address_ = new ::milvus::proto::common::Address(*from.address_);
-  } else {
-    address_ = nullptr;
-  }
-  if (from.has_status()) {
-    status_ = new ::milvus::proto::common::Status(*from.status_);
-  } else {
-    status_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.RegisterLinkResponse)
-}
-
-void RegisterLinkResponse::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_RegisterLinkResponse_milvus_2eproto.base);
-  ::memset(&address_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&status_) -
-      reinterpret_cast<char*>(&address_)) + sizeof(status_));
-}
-
-RegisterLinkResponse::~RegisterLinkResponse() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.RegisterLinkResponse)
-  SharedDtor();
-}
-
-void RegisterLinkResponse::SharedDtor() {
-  if (this != internal_default_instance()) delete address_;
-  if (this != internal_default_instance()) delete status_;
-}
-
-void RegisterLinkResponse::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const RegisterLinkResponse& RegisterLinkResponse::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_RegisterLinkResponse_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void RegisterLinkResponse::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.RegisterLinkResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  if (GetArenaNoVirtual() == nullptr && address_ != nullptr) {
-    delete address_;
-  }
-  address_ = nullptr;
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* RegisterLinkResponse::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.Address address = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_address(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // .milvus.proto.common.Status status = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ctx->ParseMessage(mutable_status(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool RegisterLinkResponse::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.RegisterLinkResponse)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.Address address = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_address()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // .milvus.proto.common.Status status = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_status()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.RegisterLinkResponse)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.RegisterLinkResponse)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void RegisterLinkResponse::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.RegisterLinkResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Address address = 1;
-  if (this->has_address()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::address(this), output);
-  }
-
-  // .milvus.proto.common.Status status = 2;
-  if (this->has_status()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      2, _Internal::status(this), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.RegisterLinkResponse)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* RegisterLinkResponse::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.RegisterLinkResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Address address = 1;
-  if (this->has_address()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::address(this), target);
-  }
-
-  // .milvus.proto.common.Status status = 2;
-  if (this->has_status()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        2, _Internal::status(this), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.RegisterLinkResponse)
-  return target;
-}
-
-size_t RegisterLinkResponse::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.RegisterLinkResponse)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Address address = 1;
-  if (this->has_address()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *address_);
-  }
-
-  // .milvus.proto.common.Status status = 2;
-  if (this->has_status()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *status_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void RegisterLinkResponse::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.RegisterLinkResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  const RegisterLinkResponse* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<RegisterLinkResponse>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.RegisterLinkResponse)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.RegisterLinkResponse)
-    MergeFrom(*source);
-  }
-}
-
-void RegisterLinkResponse::MergeFrom(const RegisterLinkResponse& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.RegisterLinkResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.has_address()) {
-    mutable_address()->::milvus::proto::common::Address::MergeFrom(from.address());
-  }
-  if (from.has_status()) {
-    mutable_status()->::milvus::proto::common::Status::MergeFrom(from.status());
-  }
-}
-
-void RegisterLinkResponse::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.RegisterLinkResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void RegisterLinkResponse::CopyFrom(const RegisterLinkResponse& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.RegisterLinkResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool RegisterLinkResponse::IsInitialized() const {
-  return true;
-}
-
-void RegisterLinkResponse::InternalSwap(RegisterLinkResponse* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  swap(address_, other->address_);
-  swap(status_, other->status_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata RegisterLinkResponse::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void GetMetricsRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_GetMetricsRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class GetMetricsRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const GetMetricsRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-GetMetricsRequest::_Internal::base(const GetMetricsRequest* msg) {
-  return *msg->base_;
-}
-void GetMetricsRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-GetMetricsRequest::GetMetricsRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.GetMetricsRequest)
-}
-GetMetricsRequest::GetMetricsRequest(const GetMetricsRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  request_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.request().empty()) {
-    request_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.request_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.GetMetricsRequest)
-}
-
-void GetMetricsRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_GetMetricsRequest_milvus_2eproto.base);
-  request_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  base_ = nullptr;
-}
-
-GetMetricsRequest::~GetMetricsRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.GetMetricsRequest)
-  SharedDtor();
-}
-
-void GetMetricsRequest::SharedDtor() {
-  request_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void GetMetricsRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const GetMetricsRequest& GetMetricsRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_GetMetricsRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void GetMetricsRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.GetMetricsRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  request_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* GetMetricsRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string request = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_request(), ptr, ctx, "milvus.proto.milvus.GetMetricsRequest.request");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool GetMetricsRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.GetMetricsRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string request = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_request()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->request().data(), static_cast<int>(this->request().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.GetMetricsRequest.request"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.GetMetricsRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.GetMetricsRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void GetMetricsRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.GetMetricsRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // string request = 2;
-  if (this->request().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->request().data(), static_cast<int>(this->request().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetMetricsRequest.request");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->request(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.GetMetricsRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* GetMetricsRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.GetMetricsRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // string request = 2;
-  if (this->request().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->request().data(), static_cast<int>(this->request().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetMetricsRequest.request");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->request(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.GetMetricsRequest)
-  return target;
-}
-
-size_t GetMetricsRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.GetMetricsRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // string request = 2;
-  if (this->request().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->request());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void GetMetricsRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.GetMetricsRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const GetMetricsRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<GetMetricsRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.GetMetricsRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.GetMetricsRequest)
-    MergeFrom(*source);
-  }
-}
-
-void GetMetricsRequest::MergeFrom(const GetMetricsRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.GetMetricsRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.request().size() > 0) {
-
-    request_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.request_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-}
-
-void GetMetricsRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.GetMetricsRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void GetMetricsRequest::CopyFrom(const GetMetricsRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.GetMetricsRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool GetMetricsRequest::IsInitialized() const {
-  return true;
-}
-
-void GetMetricsRequest::InternalSwap(GetMetricsRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  request_.Swap(&other->request_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata GetMetricsRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void GetMetricsResponse::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_GetMetricsResponse_default_instance_._instance.get_mutable()->status_ = const_cast< ::milvus::proto::common::Status*>(
-      ::milvus::proto::common::Status::internal_default_instance());
-}
-class GetMetricsResponse::_Internal {
- public:
-  static const ::milvus::proto::common::Status& status(const GetMetricsResponse* msg);
-};
-
-const ::milvus::proto::common::Status&
-GetMetricsResponse::_Internal::status(const GetMetricsResponse* msg) {
-  return *msg->status_;
-}
-void GetMetricsResponse::clear_status() {
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-}
-GetMetricsResponse::GetMetricsResponse()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.GetMetricsResponse)
-}
-GetMetricsResponse::GetMetricsResponse(const GetMetricsResponse& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  response_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.response().empty()) {
-    response_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.response_);
-  }
-  component_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.component_name().empty()) {
-    component_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.component_name_);
-  }
-  if (from.has_status()) {
-    status_ = new ::milvus::proto::common::Status(*from.status_);
-  } else {
-    status_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.GetMetricsResponse)
-}
-
-void GetMetricsResponse::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_GetMetricsResponse_milvus_2eproto.base);
-  response_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  component_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  status_ = nullptr;
-}
-
-GetMetricsResponse::~GetMetricsResponse() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.GetMetricsResponse)
-  SharedDtor();
-}
-
-void GetMetricsResponse::SharedDtor() {
-  response_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  component_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete status_;
-}
-
-void GetMetricsResponse::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const GetMetricsResponse& GetMetricsResponse::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_GetMetricsResponse_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void GetMetricsResponse::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.GetMetricsResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  response_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  component_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* GetMetricsResponse::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.Status status = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_status(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string response = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_response(), ptr, ctx, "milvus.proto.milvus.GetMetricsResponse.response");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string component_name = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_component_name(), ptr, ctx, "milvus.proto.milvus.GetMetricsResponse.component_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool GetMetricsResponse::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.GetMetricsResponse)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.Status status = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_status()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string response = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_response()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->response().data(), static_cast<int>(this->response().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.GetMetricsResponse.response"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string component_name = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_component_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->component_name().data(), static_cast<int>(this->component_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.GetMetricsResponse.component_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.GetMetricsResponse)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.GetMetricsResponse)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void GetMetricsResponse::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.GetMetricsResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::status(this), output);
-  }
-
-  // string response = 2;
-  if (this->response().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->response().data(), static_cast<int>(this->response().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetMetricsResponse.response");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->response(), output);
-  }
-
-  // string component_name = 3;
-  if (this->component_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->component_name().data(), static_cast<int>(this->component_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetMetricsResponse.component_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->component_name(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.GetMetricsResponse)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* GetMetricsResponse::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.GetMetricsResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::status(this), target);
-  }
-
-  // string response = 2;
-  if (this->response().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->response().data(), static_cast<int>(this->response().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetMetricsResponse.response");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->response(), target);
-  }
-
-  // string component_name = 3;
-  if (this->component_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->component_name().data(), static_cast<int>(this->component_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.GetMetricsResponse.component_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->component_name(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.GetMetricsResponse)
-  return target;
-}
-
-size_t GetMetricsResponse::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.GetMetricsResponse)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // string response = 2;
-  if (this->response().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->response());
-  }
-
-  // string component_name = 3;
-  if (this->component_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->component_name());
-  }
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *status_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void GetMetricsResponse::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.GetMetricsResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  const GetMetricsResponse* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<GetMetricsResponse>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.GetMetricsResponse)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.GetMetricsResponse)
-    MergeFrom(*source);
-  }
-}
-
-void GetMetricsResponse::MergeFrom(const GetMetricsResponse& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.GetMetricsResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.response().size() > 0) {
-
-    response_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.response_);
-  }
-  if (from.component_name().size() > 0) {
-
-    component_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.component_name_);
-  }
-  if (from.has_status()) {
-    mutable_status()->::milvus::proto::common::Status::MergeFrom(from.status());
-  }
-}
-
-void GetMetricsResponse::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.GetMetricsResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void GetMetricsResponse::CopyFrom(const GetMetricsResponse& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.GetMetricsResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool GetMetricsResponse::IsInitialized() const {
-  return true;
-}
-
-void GetMetricsResponse::InternalSwap(GetMetricsResponse* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  response_.Swap(&other->response_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  component_name_.Swap(&other->component_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(status_, other->status_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata GetMetricsResponse::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void LoadBalanceRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_LoadBalanceRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class LoadBalanceRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const LoadBalanceRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-LoadBalanceRequest::_Internal::base(const LoadBalanceRequest* msg) {
-  return *msg->base_;
-}
-void LoadBalanceRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-LoadBalanceRequest::LoadBalanceRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.LoadBalanceRequest)
-}
-LoadBalanceRequest::LoadBalanceRequest(const LoadBalanceRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      dst_nodeids_(from.dst_nodeids_),
-      sealed_segmentids_(from.sealed_segmentids_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  collectionname_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.collectionname().empty()) {
-    collectionname_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collectionname_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  src_nodeid_ = from.src_nodeid_;
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.LoadBalanceRequest)
-}
-
-void LoadBalanceRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_LoadBalanceRequest_milvus_2eproto.base);
-  collectionname_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  ::memset(&base_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&src_nodeid_) -
-      reinterpret_cast<char*>(&base_)) + sizeof(src_nodeid_));
-}
-
-LoadBalanceRequest::~LoadBalanceRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.LoadBalanceRequest)
-  SharedDtor();
-}
-
-void LoadBalanceRequest::SharedDtor() {
-  collectionname_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void LoadBalanceRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const LoadBalanceRequest& LoadBalanceRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_LoadBalanceRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void LoadBalanceRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.LoadBalanceRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  dst_nodeids_.Clear();
-  sealed_segmentids_.Clear();
-  collectionname_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  src_nodeid_ = PROTOBUF_LONGLONG(0);
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* LoadBalanceRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int64 src_nodeID = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 16)) {
-          src_nodeid_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated int64 dst_nodeIDs = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::PackedInt64Parser(mutable_dst_nodeids(), ptr, ctx);
-          CHK_(ptr);
-        } else if (static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 24) {
-          add_dst_nodeids(::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr));
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated int64 sealed_segmentIDs = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 34)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::PackedInt64Parser(mutable_sealed_segmentids(), ptr, ctx);
-          CHK_(ptr);
-        } else if (static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 32) {
-          add_sealed_segmentids(::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr));
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string collectionName = 5;
-      case 5:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 42)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_collectionname(), ptr, ctx, "milvus.proto.milvus.LoadBalanceRequest.collectionName");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool LoadBalanceRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.LoadBalanceRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 src_nodeID = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (16 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &src_nodeid_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated int64 dst_nodeIDs = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPackedPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, this->mutable_dst_nodeids())));
-        } else if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (24 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadRepeatedPrimitiveNoInline<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 1, 26u, input, this->mutable_dst_nodeids())));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated int64 sealed_segmentIDs = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (34 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPackedPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, this->mutable_sealed_segmentids())));
-        } else if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (32 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadRepeatedPrimitiveNoInline<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 1, 34u, input, this->mutable_sealed_segmentids())));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string collectionName = 5;
-      case 5: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (42 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_collectionname()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collectionname().data(), static_cast<int>(this->collectionname().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.LoadBalanceRequest.collectionName"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.LoadBalanceRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.LoadBalanceRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void LoadBalanceRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.LoadBalanceRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // int64 src_nodeID = 2;
-  if (this->src_nodeid() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(2, this->src_nodeid(), output);
-  }
-
-  // repeated int64 dst_nodeIDs = 3;
-  if (this->dst_nodeids_size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTag(3, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED, output);
-    output->WriteVarint32(_dst_nodeids_cached_byte_size_.load(
-        std::memory_order_relaxed));
-  }
-  for (int i = 0, n = this->dst_nodeids_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64NoTag(
-      this->dst_nodeids(i), output);
-  }
-
-  // repeated int64 sealed_segmentIDs = 4;
-  if (this->sealed_segmentids_size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTag(4, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED, output);
-    output->WriteVarint32(_sealed_segmentids_cached_byte_size_.load(
-        std::memory_order_relaxed));
-  }
-  for (int i = 0, n = this->sealed_segmentids_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64NoTag(
-      this->sealed_segmentids(i), output);
-  }
-
-  // string collectionName = 5;
-  if (this->collectionname().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collectionname().data(), static_cast<int>(this->collectionname().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.LoadBalanceRequest.collectionName");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      5, this->collectionname(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.LoadBalanceRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* LoadBalanceRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.LoadBalanceRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // int64 src_nodeID = 2;
-  if (this->src_nodeid() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(2, this->src_nodeid(), target);
-  }
-
-  // repeated int64 dst_nodeIDs = 3;
-  if (this->dst_nodeids_size() > 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTagToArray(
-      3,
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED,
-      target);
-    target = ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream::WriteVarint32ToArray(
-        _dst_nodeids_cached_byte_size_.load(std::memory_order_relaxed),
-         target);
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteInt64NoTagToArray(this->dst_nodeids_, target);
-  }
-
-  // repeated int64 sealed_segmentIDs = 4;
-  if (this->sealed_segmentids_size() > 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTagToArray(
-      4,
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED,
-      target);
-    target = ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream::WriteVarint32ToArray(
-        _sealed_segmentids_cached_byte_size_.load(std::memory_order_relaxed),
-         target);
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteInt64NoTagToArray(this->sealed_segmentids_, target);
-  }
-
-  // string collectionName = 5;
-  if (this->collectionname().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collectionname().data(), static_cast<int>(this->collectionname().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.LoadBalanceRequest.collectionName");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        5, this->collectionname(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.LoadBalanceRequest)
-  return target;
-}
-
-size_t LoadBalanceRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.LoadBalanceRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated int64 dst_nodeIDs = 3;
-  {
-    size_t data_size = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      Int64Size(this->dst_nodeids_);
-    if (data_size > 0) {
-      total_size += 1 +
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int32Size(
-            static_cast<::PROTOBUF_NAMESPACE_ID::int32>(data_size));
-    }
-    int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(data_size);
-    _dst_nodeids_cached_byte_size_.store(cached_size,
-                                    std::memory_order_relaxed);
-    total_size += data_size;
-  }
-
-  // repeated int64 sealed_segmentIDs = 4;
-  {
-    size_t data_size = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      Int64Size(this->sealed_segmentids_);
-    if (data_size > 0) {
-      total_size += 1 +
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int32Size(
-            static_cast<::PROTOBUF_NAMESPACE_ID::int32>(data_size));
-    }
-    int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(data_size);
-    _sealed_segmentids_cached_byte_size_.store(cached_size,
-                                    std::memory_order_relaxed);
-    total_size += data_size;
-  }
-
-  // string collectionName = 5;
-  if (this->collectionname().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->collectionname());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  // int64 src_nodeID = 2;
-  if (this->src_nodeid() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->src_nodeid());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void LoadBalanceRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.LoadBalanceRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const LoadBalanceRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<LoadBalanceRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.LoadBalanceRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.LoadBalanceRequest)
-    MergeFrom(*source);
-  }
-}
-
-void LoadBalanceRequest::MergeFrom(const LoadBalanceRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.LoadBalanceRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  dst_nodeids_.MergeFrom(from.dst_nodeids_);
-  sealed_segmentids_.MergeFrom(from.sealed_segmentids_);
-  if (from.collectionname().size() > 0) {
-
-    collectionname_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collectionname_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-  if (from.src_nodeid() != 0) {
-    set_src_nodeid(from.src_nodeid());
-  }
-}
-
-void LoadBalanceRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.LoadBalanceRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void LoadBalanceRequest::CopyFrom(const LoadBalanceRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.LoadBalanceRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool LoadBalanceRequest::IsInitialized() const {
-  return true;
-}
-
-void LoadBalanceRequest::InternalSwap(LoadBalanceRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  dst_nodeids_.InternalSwap(&other->dst_nodeids_);
-  sealed_segmentids_.InternalSwap(&other->sealed_segmentids_);
-  collectionname_.Swap(&other->collectionname_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-  swap(src_nodeid_, other->src_nodeid_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata LoadBalanceRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void ManualCompactionRequest::InitAsDefaultInstance() {
-}
-class ManualCompactionRequest::_Internal {
- public:
-};
-
-ManualCompactionRequest::ManualCompactionRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.ManualCompactionRequest)
-}
-ManualCompactionRequest::ManualCompactionRequest(const ManualCompactionRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::memcpy(&collectionid_, &from.collectionid_,
-    static_cast<size_t>(reinterpret_cast<char*>(&timetravel_) -
-    reinterpret_cast<char*>(&collectionid_)) + sizeof(timetravel_));
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.ManualCompactionRequest)
-}
-
-void ManualCompactionRequest::SharedCtor() {
-  ::memset(&collectionid_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&timetravel_) -
-      reinterpret_cast<char*>(&collectionid_)) + sizeof(timetravel_));
-}
-
-ManualCompactionRequest::~ManualCompactionRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.ManualCompactionRequest)
-  SharedDtor();
-}
-
-void ManualCompactionRequest::SharedDtor() {
-}
-
-void ManualCompactionRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const ManualCompactionRequest& ManualCompactionRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_ManualCompactionRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void ManualCompactionRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.ManualCompactionRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  ::memset(&collectionid_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&timetravel_) -
-      reinterpret_cast<char*>(&collectionid_)) + sizeof(timetravel_));
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* ManualCompactionRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // int64 collectionID = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 8)) {
-          collectionid_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // uint64 timetravel = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 16)) {
-          timetravel_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool ManualCompactionRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.ManualCompactionRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // int64 collectionID = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (8 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &collectionid_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // uint64 timetravel = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (16 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::uint64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_UINT64>(
-                 input, &timetravel_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.ManualCompactionRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.ManualCompactionRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void ManualCompactionRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.ManualCompactionRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // int64 collectionID = 1;
-  if (this->collectionid() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(1, this->collectionid(), output);
-  }
-
-  // uint64 timetravel = 2;
-  if (this->timetravel() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt64(2, this->timetravel(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.ManualCompactionRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* ManualCompactionRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.ManualCompactionRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // int64 collectionID = 1;
-  if (this->collectionid() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(1, this->collectionid(), target);
-  }
-
-  // uint64 timetravel = 2;
-  if (this->timetravel() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt64ToArray(2, this->timetravel(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.ManualCompactionRequest)
-  return target;
-}
-
-size_t ManualCompactionRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.ManualCompactionRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // int64 collectionID = 1;
-  if (this->collectionid() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->collectionid());
-  }
-
-  // uint64 timetravel = 2;
-  if (this->timetravel() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::UInt64Size(
-        this->timetravel());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void ManualCompactionRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.ManualCompactionRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const ManualCompactionRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<ManualCompactionRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.ManualCompactionRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.ManualCompactionRequest)
-    MergeFrom(*source);
-  }
-}
-
-void ManualCompactionRequest::MergeFrom(const ManualCompactionRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.ManualCompactionRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.collectionid() != 0) {
-    set_collectionid(from.collectionid());
-  }
-  if (from.timetravel() != 0) {
-    set_timetravel(from.timetravel());
-  }
-}
-
-void ManualCompactionRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.ManualCompactionRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void ManualCompactionRequest::CopyFrom(const ManualCompactionRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.ManualCompactionRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool ManualCompactionRequest::IsInitialized() const {
-  return true;
-}
-
-void ManualCompactionRequest::InternalSwap(ManualCompactionRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  swap(collectionid_, other->collectionid_);
-  swap(timetravel_, other->timetravel_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata ManualCompactionRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void ManualCompactionResponse::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_ManualCompactionResponse_default_instance_._instance.get_mutable()->status_ = const_cast< ::milvus::proto::common::Status*>(
-      ::milvus::proto::common::Status::internal_default_instance());
-}
-class ManualCompactionResponse::_Internal {
- public:
-  static const ::milvus::proto::common::Status& status(const ManualCompactionResponse* msg);
-};
-
-const ::milvus::proto::common::Status&
-ManualCompactionResponse::_Internal::status(const ManualCompactionResponse* msg) {
-  return *msg->status_;
-}
-void ManualCompactionResponse::clear_status() {
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-}
-ManualCompactionResponse::ManualCompactionResponse()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.ManualCompactionResponse)
-}
-ManualCompactionResponse::ManualCompactionResponse(const ManualCompactionResponse& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  if (from.has_status()) {
-    status_ = new ::milvus::proto::common::Status(*from.status_);
-  } else {
-    status_ = nullptr;
-  }
-  compactionid_ = from.compactionid_;
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.ManualCompactionResponse)
-}
-
-void ManualCompactionResponse::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_ManualCompactionResponse_milvus_2eproto.base);
-  ::memset(&status_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&compactionid_) -
-      reinterpret_cast<char*>(&status_)) + sizeof(compactionid_));
-}
-
-ManualCompactionResponse::~ManualCompactionResponse() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.ManualCompactionResponse)
-  SharedDtor();
-}
-
-void ManualCompactionResponse::SharedDtor() {
-  if (this != internal_default_instance()) delete status_;
-}
-
-void ManualCompactionResponse::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const ManualCompactionResponse& ManualCompactionResponse::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_ManualCompactionResponse_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void ManualCompactionResponse::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.ManualCompactionResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-  compactionid_ = PROTOBUF_LONGLONG(0);
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* ManualCompactionResponse::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.Status status = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_status(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int64 compactionID = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 16)) {
-          compactionid_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool ManualCompactionResponse::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.ManualCompactionResponse)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.Status status = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_status()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 compactionID = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (16 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &compactionid_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.ManualCompactionResponse)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.ManualCompactionResponse)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void ManualCompactionResponse::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.ManualCompactionResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::status(this), output);
-  }
-
-  // int64 compactionID = 2;
-  if (this->compactionid() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(2, this->compactionid(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.ManualCompactionResponse)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* ManualCompactionResponse::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.ManualCompactionResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::status(this), target);
-  }
-
-  // int64 compactionID = 2;
-  if (this->compactionid() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(2, this->compactionid(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.ManualCompactionResponse)
-  return target;
-}
-
-size_t ManualCompactionResponse::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.ManualCompactionResponse)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *status_);
-  }
-
-  // int64 compactionID = 2;
-  if (this->compactionid() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->compactionid());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void ManualCompactionResponse::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.ManualCompactionResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  const ManualCompactionResponse* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<ManualCompactionResponse>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.ManualCompactionResponse)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.ManualCompactionResponse)
-    MergeFrom(*source);
-  }
-}
-
-void ManualCompactionResponse::MergeFrom(const ManualCompactionResponse& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.ManualCompactionResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.has_status()) {
-    mutable_status()->::milvus::proto::common::Status::MergeFrom(from.status());
-  }
-  if (from.compactionid() != 0) {
-    set_compactionid(from.compactionid());
-  }
-}
-
-void ManualCompactionResponse::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.ManualCompactionResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void ManualCompactionResponse::CopyFrom(const ManualCompactionResponse& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.ManualCompactionResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool ManualCompactionResponse::IsInitialized() const {
-  return true;
-}
-
-void ManualCompactionResponse::InternalSwap(ManualCompactionResponse* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  swap(status_, other->status_);
-  swap(compactionid_, other->compactionid_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata ManualCompactionResponse::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void GetCompactionStateRequest::InitAsDefaultInstance() {
-}
-class GetCompactionStateRequest::_Internal {
- public:
-};
-
-GetCompactionStateRequest::GetCompactionStateRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.GetCompactionStateRequest)
-}
-GetCompactionStateRequest::GetCompactionStateRequest(const GetCompactionStateRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  compactionid_ = from.compactionid_;
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.GetCompactionStateRequest)
-}
-
-void GetCompactionStateRequest::SharedCtor() {
-  compactionid_ = PROTOBUF_LONGLONG(0);
-}
-
-GetCompactionStateRequest::~GetCompactionStateRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.GetCompactionStateRequest)
-  SharedDtor();
-}
-
-void GetCompactionStateRequest::SharedDtor() {
-}
-
-void GetCompactionStateRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const GetCompactionStateRequest& GetCompactionStateRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_GetCompactionStateRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void GetCompactionStateRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.GetCompactionStateRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  compactionid_ = PROTOBUF_LONGLONG(0);
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* GetCompactionStateRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // int64 compactionID = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 8)) {
-          compactionid_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool GetCompactionStateRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.GetCompactionStateRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // int64 compactionID = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (8 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &compactionid_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.GetCompactionStateRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.GetCompactionStateRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void GetCompactionStateRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.GetCompactionStateRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // int64 compactionID = 1;
-  if (this->compactionid() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(1, this->compactionid(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.GetCompactionStateRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* GetCompactionStateRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.GetCompactionStateRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // int64 compactionID = 1;
-  if (this->compactionid() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(1, this->compactionid(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.GetCompactionStateRequest)
-  return target;
-}
-
-size_t GetCompactionStateRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.GetCompactionStateRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // int64 compactionID = 1;
-  if (this->compactionid() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->compactionid());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void GetCompactionStateRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.GetCompactionStateRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const GetCompactionStateRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<GetCompactionStateRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.GetCompactionStateRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.GetCompactionStateRequest)
-    MergeFrom(*source);
-  }
-}
-
-void GetCompactionStateRequest::MergeFrom(const GetCompactionStateRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.GetCompactionStateRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.compactionid() != 0) {
-    set_compactionid(from.compactionid());
-  }
-}
-
-void GetCompactionStateRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.GetCompactionStateRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void GetCompactionStateRequest::CopyFrom(const GetCompactionStateRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.GetCompactionStateRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool GetCompactionStateRequest::IsInitialized() const {
-  return true;
-}
-
-void GetCompactionStateRequest::InternalSwap(GetCompactionStateRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  swap(compactionid_, other->compactionid_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata GetCompactionStateRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void GetCompactionStateResponse::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_GetCompactionStateResponse_default_instance_._instance.get_mutable()->status_ = const_cast< ::milvus::proto::common::Status*>(
-      ::milvus::proto::common::Status::internal_default_instance());
-}
-class GetCompactionStateResponse::_Internal {
- public:
-  static const ::milvus::proto::common::Status& status(const GetCompactionStateResponse* msg);
-};
-
-const ::milvus::proto::common::Status&
-GetCompactionStateResponse::_Internal::status(const GetCompactionStateResponse* msg) {
-  return *msg->status_;
-}
-void GetCompactionStateResponse::clear_status() {
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-}
-GetCompactionStateResponse::GetCompactionStateResponse()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.GetCompactionStateResponse)
-}
-GetCompactionStateResponse::GetCompactionStateResponse(const GetCompactionStateResponse& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  if (from.has_status()) {
-    status_ = new ::milvus::proto::common::Status(*from.status_);
-  } else {
-    status_ = nullptr;
-  }
-  ::memcpy(&executingplanno_, &from.executingplanno_,
-    static_cast<size_t>(reinterpret_cast<char*>(&state_) -
-    reinterpret_cast<char*>(&executingplanno_)) + sizeof(state_));
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.GetCompactionStateResponse)
-}
-
-void GetCompactionStateResponse::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_GetCompactionStateResponse_milvus_2eproto.base);
-  ::memset(&status_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&state_) -
-      reinterpret_cast<char*>(&status_)) + sizeof(state_));
-}
-
-GetCompactionStateResponse::~GetCompactionStateResponse() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.GetCompactionStateResponse)
-  SharedDtor();
-}
-
-void GetCompactionStateResponse::SharedDtor() {
-  if (this != internal_default_instance()) delete status_;
-}
-
-void GetCompactionStateResponse::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const GetCompactionStateResponse& GetCompactionStateResponse::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_GetCompactionStateResponse_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void GetCompactionStateResponse::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.GetCompactionStateResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-  ::memset(&executingplanno_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&state_) -
-      reinterpret_cast<char*>(&executingplanno_)) + sizeof(state_));
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* GetCompactionStateResponse::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.Status status = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_status(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // .milvus.proto.common.CompactionState state = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 16)) {
-          ::PROTOBUF_NAMESPACE_ID::uint64 val = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-          set_state(static_cast<::milvus::proto::common::CompactionState>(val));
-        } else goto handle_unusual;
-        continue;
-      // int64 executingPlanNo = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 24)) {
-          executingplanno_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int64 timeoutPlanNo = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 32)) {
-          timeoutplanno_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int64 completedPlanNo = 5;
-      case 5:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 40)) {
-          completedplanno_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool GetCompactionStateResponse::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.GetCompactionStateResponse)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.Status status = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_status()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // .milvus.proto.common.CompactionState state = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (16 & 0xFF)) {
-          int value = 0;
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   int, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_ENUM>(
-                 input, &value)));
-          set_state(static_cast< ::milvus::proto::common::CompactionState >(value));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 executingPlanNo = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (24 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &executingplanno_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 timeoutPlanNo = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (32 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &timeoutplanno_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 completedPlanNo = 5;
-      case 5: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (40 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &completedplanno_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.GetCompactionStateResponse)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.GetCompactionStateResponse)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void GetCompactionStateResponse::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.GetCompactionStateResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::status(this), output);
-  }
-
-  // .milvus.proto.common.CompactionState state = 2;
-  if (this->state() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteEnum(
-      2, this->state(), output);
-  }
-
-  // int64 executingPlanNo = 3;
-  if (this->executingplanno() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(3, this->executingplanno(), output);
-  }
-
-  // int64 timeoutPlanNo = 4;
-  if (this->timeoutplanno() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(4, this->timeoutplanno(), output);
-  }
-
-  // int64 completedPlanNo = 5;
-  if (this->completedplanno() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(5, this->completedplanno(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.GetCompactionStateResponse)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* GetCompactionStateResponse::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.GetCompactionStateResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::status(this), target);
-  }
-
-  // .milvus.proto.common.CompactionState state = 2;
-  if (this->state() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteEnumToArray(
-      2, this->state(), target);
-  }
-
-  // int64 executingPlanNo = 3;
-  if (this->executingplanno() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(3, this->executingplanno(), target);
-  }
-
-  // int64 timeoutPlanNo = 4;
-  if (this->timeoutplanno() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(4, this->timeoutplanno(), target);
-  }
-
-  // int64 completedPlanNo = 5;
-  if (this->completedplanno() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(5, this->completedplanno(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.GetCompactionStateResponse)
-  return target;
-}
-
-size_t GetCompactionStateResponse::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.GetCompactionStateResponse)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *status_);
-  }
-
-  // int64 executingPlanNo = 3;
-  if (this->executingplanno() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->executingplanno());
-  }
-
-  // int64 timeoutPlanNo = 4;
-  if (this->timeoutplanno() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->timeoutplanno());
-  }
-
-  // int64 completedPlanNo = 5;
-  if (this->completedplanno() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->completedplanno());
-  }
-
-  // .milvus.proto.common.CompactionState state = 2;
-  if (this->state() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::EnumSize(this->state());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void GetCompactionStateResponse::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.GetCompactionStateResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  const GetCompactionStateResponse* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<GetCompactionStateResponse>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.GetCompactionStateResponse)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.GetCompactionStateResponse)
-    MergeFrom(*source);
-  }
-}
-
-void GetCompactionStateResponse::MergeFrom(const GetCompactionStateResponse& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.GetCompactionStateResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.has_status()) {
-    mutable_status()->::milvus::proto::common::Status::MergeFrom(from.status());
-  }
-  if (from.executingplanno() != 0) {
-    set_executingplanno(from.executingplanno());
-  }
-  if (from.timeoutplanno() != 0) {
-    set_timeoutplanno(from.timeoutplanno());
-  }
-  if (from.completedplanno() != 0) {
-    set_completedplanno(from.completedplanno());
-  }
-  if (from.state() != 0) {
-    set_state(from.state());
-  }
-}
-
-void GetCompactionStateResponse::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.GetCompactionStateResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void GetCompactionStateResponse::CopyFrom(const GetCompactionStateResponse& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.GetCompactionStateResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool GetCompactionStateResponse::IsInitialized() const {
-  return true;
-}
-
-void GetCompactionStateResponse::InternalSwap(GetCompactionStateResponse* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  swap(status_, other->status_);
-  swap(executingplanno_, other->executingplanno_);
-  swap(timeoutplanno_, other->timeoutplanno_);
-  swap(completedplanno_, other->completedplanno_);
-  swap(state_, other->state_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata GetCompactionStateResponse::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void GetCompactionPlansRequest::InitAsDefaultInstance() {
-}
-class GetCompactionPlansRequest::_Internal {
- public:
-};
-
-GetCompactionPlansRequest::GetCompactionPlansRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.GetCompactionPlansRequest)
-}
-GetCompactionPlansRequest::GetCompactionPlansRequest(const GetCompactionPlansRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  compactionid_ = from.compactionid_;
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.GetCompactionPlansRequest)
-}
-
-void GetCompactionPlansRequest::SharedCtor() {
-  compactionid_ = PROTOBUF_LONGLONG(0);
-}
-
-GetCompactionPlansRequest::~GetCompactionPlansRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.GetCompactionPlansRequest)
-  SharedDtor();
-}
-
-void GetCompactionPlansRequest::SharedDtor() {
-}
-
-void GetCompactionPlansRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const GetCompactionPlansRequest& GetCompactionPlansRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_GetCompactionPlansRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void GetCompactionPlansRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.GetCompactionPlansRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  compactionid_ = PROTOBUF_LONGLONG(0);
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* GetCompactionPlansRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // int64 compactionID = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 8)) {
-          compactionid_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool GetCompactionPlansRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.GetCompactionPlansRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // int64 compactionID = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (8 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &compactionid_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.GetCompactionPlansRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.GetCompactionPlansRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void GetCompactionPlansRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.GetCompactionPlansRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // int64 compactionID = 1;
-  if (this->compactionid() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(1, this->compactionid(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.GetCompactionPlansRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* GetCompactionPlansRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.GetCompactionPlansRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // int64 compactionID = 1;
-  if (this->compactionid() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(1, this->compactionid(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.GetCompactionPlansRequest)
-  return target;
-}
-
-size_t GetCompactionPlansRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.GetCompactionPlansRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // int64 compactionID = 1;
-  if (this->compactionid() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->compactionid());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void GetCompactionPlansRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.GetCompactionPlansRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const GetCompactionPlansRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<GetCompactionPlansRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.GetCompactionPlansRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.GetCompactionPlansRequest)
-    MergeFrom(*source);
-  }
-}
-
-void GetCompactionPlansRequest::MergeFrom(const GetCompactionPlansRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.GetCompactionPlansRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.compactionid() != 0) {
-    set_compactionid(from.compactionid());
-  }
-}
-
-void GetCompactionPlansRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.GetCompactionPlansRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void GetCompactionPlansRequest::CopyFrom(const GetCompactionPlansRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.GetCompactionPlansRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool GetCompactionPlansRequest::IsInitialized() const {
-  return true;
-}
-
-void GetCompactionPlansRequest::InternalSwap(GetCompactionPlansRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  swap(compactionid_, other->compactionid_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata GetCompactionPlansRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void GetCompactionPlansResponse::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_GetCompactionPlansResponse_default_instance_._instance.get_mutable()->status_ = const_cast< ::milvus::proto::common::Status*>(
-      ::milvus::proto::common::Status::internal_default_instance());
-}
-class GetCompactionPlansResponse::_Internal {
- public:
-  static const ::milvus::proto::common::Status& status(const GetCompactionPlansResponse* msg);
-};
-
-const ::milvus::proto::common::Status&
-GetCompactionPlansResponse::_Internal::status(const GetCompactionPlansResponse* msg) {
-  return *msg->status_;
-}
-void GetCompactionPlansResponse::clear_status() {
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-}
-GetCompactionPlansResponse::GetCompactionPlansResponse()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.GetCompactionPlansResponse)
-}
-GetCompactionPlansResponse::GetCompactionPlansResponse(const GetCompactionPlansResponse& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      mergeinfos_(from.mergeinfos_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  if (from.has_status()) {
-    status_ = new ::milvus::proto::common::Status(*from.status_);
-  } else {
-    status_ = nullptr;
-  }
-  state_ = from.state_;
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.GetCompactionPlansResponse)
-}
-
-void GetCompactionPlansResponse::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_GetCompactionPlansResponse_milvus_2eproto.base);
-  ::memset(&status_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&state_) -
-      reinterpret_cast<char*>(&status_)) + sizeof(state_));
-}
-
-GetCompactionPlansResponse::~GetCompactionPlansResponse() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.GetCompactionPlansResponse)
-  SharedDtor();
-}
-
-void GetCompactionPlansResponse::SharedDtor() {
-  if (this != internal_default_instance()) delete status_;
-}
-
-void GetCompactionPlansResponse::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const GetCompactionPlansResponse& GetCompactionPlansResponse::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_GetCompactionPlansResponse_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void GetCompactionPlansResponse::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.GetCompactionPlansResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  mergeinfos_.Clear();
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-  state_ = 0;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* GetCompactionPlansResponse::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.Status status = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_status(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // .milvus.proto.common.CompactionState state = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 16)) {
-          ::PROTOBUF_NAMESPACE_ID::uint64 val = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-          set_state(static_cast<::milvus::proto::common::CompactionState>(val));
-        } else goto handle_unusual;
-        continue;
-      // repeated .milvus.proto.milvus.CompactionMergeInfo mergeInfos = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ctx->ParseMessage(add_mergeinfos(), ptr);
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 26);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool GetCompactionPlansResponse::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.GetCompactionPlansResponse)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.Status status = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_status()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // .milvus.proto.common.CompactionState state = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (16 & 0xFF)) {
-          int value = 0;
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   int, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_ENUM>(
-                 input, &value)));
-          set_state(static_cast< ::milvus::proto::common::CompactionState >(value));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated .milvus.proto.milvus.CompactionMergeInfo mergeInfos = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-                input, add_mergeinfos()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.GetCompactionPlansResponse)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.GetCompactionPlansResponse)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void GetCompactionPlansResponse::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.GetCompactionPlansResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::status(this), output);
-  }
-
-  // .milvus.proto.common.CompactionState state = 2;
-  if (this->state() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteEnum(
-      2, this->state(), output);
-  }
-
-  // repeated .milvus.proto.milvus.CompactionMergeInfo mergeInfos = 3;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->mergeinfos_size()); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      3,
-      this->mergeinfos(static_cast<int>(i)),
-      output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.GetCompactionPlansResponse)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* GetCompactionPlansResponse::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.GetCompactionPlansResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::status(this), target);
-  }
-
-  // .milvus.proto.common.CompactionState state = 2;
-  if (this->state() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteEnumToArray(
-      2, this->state(), target);
-  }
-
-  // repeated .milvus.proto.milvus.CompactionMergeInfo mergeInfos = 3;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->mergeinfos_size()); i < n; i++) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        3, this->mergeinfos(static_cast<int>(i)), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.GetCompactionPlansResponse)
-  return target;
-}
-
-size_t GetCompactionPlansResponse::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.GetCompactionPlansResponse)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated .milvus.proto.milvus.CompactionMergeInfo mergeInfos = 3;
-  {
-    unsigned int count = static_cast<unsigned int>(this->mergeinfos_size());
-    total_size += 1UL * count;
-    for (unsigned int i = 0; i < count; i++) {
-      total_size +=
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-          this->mergeinfos(static_cast<int>(i)));
-    }
-  }
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *status_);
-  }
-
-  // .milvus.proto.common.CompactionState state = 2;
-  if (this->state() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::EnumSize(this->state());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void GetCompactionPlansResponse::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.GetCompactionPlansResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  const GetCompactionPlansResponse* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<GetCompactionPlansResponse>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.GetCompactionPlansResponse)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.GetCompactionPlansResponse)
-    MergeFrom(*source);
-  }
-}
-
-void GetCompactionPlansResponse::MergeFrom(const GetCompactionPlansResponse& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.GetCompactionPlansResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  mergeinfos_.MergeFrom(from.mergeinfos_);
-  if (from.has_status()) {
-    mutable_status()->::milvus::proto::common::Status::MergeFrom(from.status());
-  }
-  if (from.state() != 0) {
-    set_state(from.state());
-  }
-}
-
-void GetCompactionPlansResponse::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.GetCompactionPlansResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void GetCompactionPlansResponse::CopyFrom(const GetCompactionPlansResponse& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.GetCompactionPlansResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool GetCompactionPlansResponse::IsInitialized() const {
-  return true;
-}
-
-void GetCompactionPlansResponse::InternalSwap(GetCompactionPlansResponse* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  CastToBase(&mergeinfos_)->InternalSwap(CastToBase(&other->mergeinfos_));
-  swap(status_, other->status_);
-  swap(state_, other->state_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata GetCompactionPlansResponse::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void CompactionMergeInfo::InitAsDefaultInstance() {
-}
-class CompactionMergeInfo::_Internal {
- public:
-};
-
-CompactionMergeInfo::CompactionMergeInfo()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.CompactionMergeInfo)
-}
-CompactionMergeInfo::CompactionMergeInfo(const CompactionMergeInfo& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      sources_(from.sources_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  target_ = from.target_;
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.CompactionMergeInfo)
-}
-
-void CompactionMergeInfo::SharedCtor() {
-  target_ = PROTOBUF_LONGLONG(0);
-}
-
-CompactionMergeInfo::~CompactionMergeInfo() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.CompactionMergeInfo)
-  SharedDtor();
-}
-
-void CompactionMergeInfo::SharedDtor() {
-}
-
-void CompactionMergeInfo::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const CompactionMergeInfo& CompactionMergeInfo::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_CompactionMergeInfo_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void CompactionMergeInfo::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.CompactionMergeInfo)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  sources_.Clear();
-  target_ = PROTOBUF_LONGLONG(0);
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* CompactionMergeInfo::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // repeated int64 sources = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::PackedInt64Parser(mutable_sources(), ptr, ctx);
-          CHK_(ptr);
-        } else if (static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 8) {
-          add_sources(::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr));
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int64 target = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 16)) {
-          target_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool CompactionMergeInfo::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.CompactionMergeInfo)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // repeated int64 sources = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPackedPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, this->mutable_sources())));
-        } else if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (8 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadRepeatedPrimitiveNoInline<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 1, 10u, input, this->mutable_sources())));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 target = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (16 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &target_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.CompactionMergeInfo)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.CompactionMergeInfo)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void CompactionMergeInfo::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.CompactionMergeInfo)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // repeated int64 sources = 1;
-  if (this->sources_size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTag(1, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED, output);
-    output->WriteVarint32(_sources_cached_byte_size_.load(
-        std::memory_order_relaxed));
-  }
-  for (int i = 0, n = this->sources_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64NoTag(
-      this->sources(i), output);
-  }
-
-  // int64 target = 2;
-  if (this->target() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(2, this->target(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.CompactionMergeInfo)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* CompactionMergeInfo::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.CompactionMergeInfo)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // repeated int64 sources = 1;
-  if (this->sources_size() > 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTagToArray(
-      1,
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED,
-      target);
-    target = ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream::WriteVarint32ToArray(
-        _sources_cached_byte_size_.load(std::memory_order_relaxed),
-         target);
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteInt64NoTagToArray(this->sources_, target);
-  }
-
-  // int64 target = 2;
-  if (this->target() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(2, this->target(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.CompactionMergeInfo)
-  return target;
-}
-
-size_t CompactionMergeInfo::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.CompactionMergeInfo)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated int64 sources = 1;
-  {
-    size_t data_size = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      Int64Size(this->sources_);
-    if (data_size > 0) {
-      total_size += 1 +
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int32Size(
-            static_cast<::PROTOBUF_NAMESPACE_ID::int32>(data_size));
-    }
-    int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(data_size);
-    _sources_cached_byte_size_.store(cached_size,
-                                    std::memory_order_relaxed);
-    total_size += data_size;
-  }
-
-  // int64 target = 2;
-  if (this->target() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->target());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void CompactionMergeInfo::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.CompactionMergeInfo)
-  GOOGLE_DCHECK_NE(&from, this);
-  const CompactionMergeInfo* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<CompactionMergeInfo>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.CompactionMergeInfo)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.CompactionMergeInfo)
-    MergeFrom(*source);
-  }
-}
-
-void CompactionMergeInfo::MergeFrom(const CompactionMergeInfo& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.CompactionMergeInfo)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  sources_.MergeFrom(from.sources_);
-  if (from.target() != 0) {
-    set_target(from.target());
-  }
-}
-
-void CompactionMergeInfo::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.CompactionMergeInfo)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void CompactionMergeInfo::CopyFrom(const CompactionMergeInfo& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.CompactionMergeInfo)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool CompactionMergeInfo::IsInitialized() const {
-  return true;
-}
-
-void CompactionMergeInfo::InternalSwap(CompactionMergeInfo* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  sources_.InternalSwap(&other->sources_);
-  swap(target_, other->target_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata CompactionMergeInfo::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void GetFlushStateRequest::InitAsDefaultInstance() {
-}
-class GetFlushStateRequest::_Internal {
- public:
-};
-
-GetFlushStateRequest::GetFlushStateRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.GetFlushStateRequest)
-}
-GetFlushStateRequest::GetFlushStateRequest(const GetFlushStateRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      segmentids_(from.segmentids_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.GetFlushStateRequest)
-}
-
-void GetFlushStateRequest::SharedCtor() {
-}
-
-GetFlushStateRequest::~GetFlushStateRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.GetFlushStateRequest)
-  SharedDtor();
-}
-
-void GetFlushStateRequest::SharedDtor() {
-}
-
-void GetFlushStateRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const GetFlushStateRequest& GetFlushStateRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_GetFlushStateRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void GetFlushStateRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.GetFlushStateRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  segmentids_.Clear();
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* GetFlushStateRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // repeated int64 segmentIDs = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::PackedInt64Parser(mutable_segmentids(), ptr, ctx);
-          CHK_(ptr);
-        } else if (static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 8) {
-          add_segmentids(::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr));
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool GetFlushStateRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.GetFlushStateRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // repeated int64 segmentIDs = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPackedPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, this->mutable_segmentids())));
-        } else if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (8 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadRepeatedPrimitiveNoInline<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 1, 10u, input, this->mutable_segmentids())));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.GetFlushStateRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.GetFlushStateRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void GetFlushStateRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.GetFlushStateRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // repeated int64 segmentIDs = 1;
-  if (this->segmentids_size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTag(1, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED, output);
-    output->WriteVarint32(_segmentids_cached_byte_size_.load(
-        std::memory_order_relaxed));
-  }
-  for (int i = 0, n = this->segmentids_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64NoTag(
-      this->segmentids(i), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.GetFlushStateRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* GetFlushStateRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.GetFlushStateRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // repeated int64 segmentIDs = 1;
-  if (this->segmentids_size() > 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTagToArray(
-      1,
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED,
-      target);
-    target = ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream::WriteVarint32ToArray(
-        _segmentids_cached_byte_size_.load(std::memory_order_relaxed),
-         target);
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteInt64NoTagToArray(this->segmentids_, target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.GetFlushStateRequest)
-  return target;
-}
-
-size_t GetFlushStateRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.GetFlushStateRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated int64 segmentIDs = 1;
-  {
-    size_t data_size = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      Int64Size(this->segmentids_);
-    if (data_size > 0) {
-      total_size += 1 +
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int32Size(
-            static_cast<::PROTOBUF_NAMESPACE_ID::int32>(data_size));
-    }
-    int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(data_size);
-    _segmentids_cached_byte_size_.store(cached_size,
-                                    std::memory_order_relaxed);
-    total_size += data_size;
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void GetFlushStateRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.GetFlushStateRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const GetFlushStateRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<GetFlushStateRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.GetFlushStateRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.GetFlushStateRequest)
-    MergeFrom(*source);
-  }
-}
-
-void GetFlushStateRequest::MergeFrom(const GetFlushStateRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.GetFlushStateRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  segmentids_.MergeFrom(from.segmentids_);
-}
-
-void GetFlushStateRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.GetFlushStateRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void GetFlushStateRequest::CopyFrom(const GetFlushStateRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.GetFlushStateRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool GetFlushStateRequest::IsInitialized() const {
-  return true;
-}
-
-void GetFlushStateRequest::InternalSwap(GetFlushStateRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  segmentids_.InternalSwap(&other->segmentids_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata GetFlushStateRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void GetFlushStateResponse::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_GetFlushStateResponse_default_instance_._instance.get_mutable()->status_ = const_cast< ::milvus::proto::common::Status*>(
-      ::milvus::proto::common::Status::internal_default_instance());
-}
-class GetFlushStateResponse::_Internal {
- public:
-  static const ::milvus::proto::common::Status& status(const GetFlushStateResponse* msg);
-};
-
-const ::milvus::proto::common::Status&
-GetFlushStateResponse::_Internal::status(const GetFlushStateResponse* msg) {
-  return *msg->status_;
-}
-void GetFlushStateResponse::clear_status() {
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-}
-GetFlushStateResponse::GetFlushStateResponse()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.GetFlushStateResponse)
-}
-GetFlushStateResponse::GetFlushStateResponse(const GetFlushStateResponse& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  if (from.has_status()) {
-    status_ = new ::milvus::proto::common::Status(*from.status_);
-  } else {
-    status_ = nullptr;
-  }
-  flushed_ = from.flushed_;
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.GetFlushStateResponse)
-}
-
-void GetFlushStateResponse::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_GetFlushStateResponse_milvus_2eproto.base);
-  ::memset(&status_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&flushed_) -
-      reinterpret_cast<char*>(&status_)) + sizeof(flushed_));
-}
-
-GetFlushStateResponse::~GetFlushStateResponse() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.GetFlushStateResponse)
-  SharedDtor();
-}
-
-void GetFlushStateResponse::SharedDtor() {
-  if (this != internal_default_instance()) delete status_;
-}
-
-void GetFlushStateResponse::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const GetFlushStateResponse& GetFlushStateResponse::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_GetFlushStateResponse_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void GetFlushStateResponse::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.GetFlushStateResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-  flushed_ = false;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* GetFlushStateResponse::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.Status status = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_status(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // bool flushed = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 16)) {
-          flushed_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool GetFlushStateResponse::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.GetFlushStateResponse)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.Status status = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_status()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // bool flushed = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (16 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   bool, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_BOOL>(
-                 input, &flushed_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.GetFlushStateResponse)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.GetFlushStateResponse)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void GetFlushStateResponse::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.GetFlushStateResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::status(this), output);
-  }
-
-  // bool flushed = 2;
-  if (this->flushed() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteBool(2, this->flushed(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.GetFlushStateResponse)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* GetFlushStateResponse::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.GetFlushStateResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::status(this), target);
-  }
-
-  // bool flushed = 2;
-  if (this->flushed() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteBoolToArray(2, this->flushed(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.GetFlushStateResponse)
-  return target;
-}
-
-size_t GetFlushStateResponse::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.GetFlushStateResponse)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *status_);
-  }
-
-  // bool flushed = 2;
-  if (this->flushed() != 0) {
-    total_size += 1 + 1;
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void GetFlushStateResponse::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.GetFlushStateResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  const GetFlushStateResponse* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<GetFlushStateResponse>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.GetFlushStateResponse)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.GetFlushStateResponse)
-    MergeFrom(*source);
-  }
-}
-
-void GetFlushStateResponse::MergeFrom(const GetFlushStateResponse& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.GetFlushStateResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.has_status()) {
-    mutable_status()->::milvus::proto::common::Status::MergeFrom(from.status());
-  }
-  if (from.flushed() != 0) {
-    set_flushed(from.flushed());
-  }
-}
-
-void GetFlushStateResponse::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.GetFlushStateResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void GetFlushStateResponse::CopyFrom(const GetFlushStateResponse& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.GetFlushStateResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool GetFlushStateResponse::IsInitialized() const {
-  return true;
-}
-
-void GetFlushStateResponse::InternalSwap(GetFlushStateResponse* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  swap(status_, other->status_);
-  swap(flushed_, other->flushed_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata GetFlushStateResponse::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void ImportRequest::InitAsDefaultInstance() {
-}
-class ImportRequest::_Internal {
- public:
-};
-
-void ImportRequest::clear_options() {
-  options_.Clear();
-}
-ImportRequest::ImportRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.ImportRequest)
-}
-ImportRequest::ImportRequest(const ImportRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      channel_names_(from.channel_names_),
-      files_(from.files_),
-      options_(from.options_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.collection_name().empty()) {
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  partition_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.partition_name().empty()) {
-    partition_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.partition_name_);
-  }
-  row_based_ = from.row_based_;
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.ImportRequest)
-}
-
-void ImportRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_ImportRequest_milvus_2eproto.base);
-  collection_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  partition_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  row_based_ = false;
-}
-
-ImportRequest::~ImportRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.ImportRequest)
-  SharedDtor();
-}
-
-void ImportRequest::SharedDtor() {
-  collection_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  partition_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-
-void ImportRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const ImportRequest& ImportRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_ImportRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void ImportRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.ImportRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  channel_names_.Clear();
-  files_.Clear();
-  options_.Clear();
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  partition_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  row_based_ = false;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* ImportRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // string collection_name = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_collection_name(), ptr, ctx, "milvus.proto.milvus.ImportRequest.collection_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string partition_name = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_partition_name(), ptr, ctx, "milvus.proto.milvus.ImportRequest.partition_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated string channel_names = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(add_channel_names(), ptr, ctx, "milvus.proto.milvus.ImportRequest.channel_names");
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 26);
-        } else goto handle_unusual;
-        continue;
-      // bool row_based = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 32)) {
-          row_based_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated string files = 5;
-      case 5:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 42)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(add_files(), ptr, ctx, "milvus.proto.milvus.ImportRequest.files");
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 42);
-        } else goto handle_unusual;
-        continue;
-      // repeated .milvus.proto.common.KeyValuePair options = 6;
-      case 6:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 50)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ctx->ParseMessage(add_options(), ptr);
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 50);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool ImportRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.ImportRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // string collection_name = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_collection_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.ImportRequest.collection_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string partition_name = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_partition_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->partition_name().data(), static_cast<int>(this->partition_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.ImportRequest.partition_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated string channel_names = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->add_channel_names()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->channel_names(this->channel_names_size() - 1).data(),
-            static_cast<int>(this->channel_names(this->channel_names_size() - 1).length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.ImportRequest.channel_names"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // bool row_based = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (32 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   bool, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_BOOL>(
-                 input, &row_based_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated string files = 5;
-      case 5: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (42 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->add_files()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->files(this->files_size() - 1).data(),
-            static_cast<int>(this->files(this->files_size() - 1).length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.ImportRequest.files"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated .milvus.proto.common.KeyValuePair options = 6;
-      case 6: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (50 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-                input, add_options()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.ImportRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.ImportRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void ImportRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.ImportRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // string collection_name = 1;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ImportRequest.collection_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      1, this->collection_name(), output);
-  }
-
-  // string partition_name = 2;
-  if (this->partition_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->partition_name().data(), static_cast<int>(this->partition_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ImportRequest.partition_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->partition_name(), output);
-  }
-
-  // repeated string channel_names = 3;
-  for (int i = 0, n = this->channel_names_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->channel_names(i).data(), static_cast<int>(this->channel_names(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ImportRequest.channel_names");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteString(
-      3, this->channel_names(i), output);
-  }
-
-  // bool row_based = 4;
-  if (this->row_based() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteBool(4, this->row_based(), output);
-  }
-
-  // repeated string files = 5;
-  for (int i = 0, n = this->files_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->files(i).data(), static_cast<int>(this->files(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ImportRequest.files");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteString(
-      5, this->files(i), output);
-  }
-
-  // repeated .milvus.proto.common.KeyValuePair options = 6;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->options_size()); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      6,
-      this->options(static_cast<int>(i)),
-      output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.ImportRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* ImportRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.ImportRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // string collection_name = 1;
-  if (this->collection_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->collection_name().data(), static_cast<int>(this->collection_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ImportRequest.collection_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        1, this->collection_name(), target);
-  }
-
-  // string partition_name = 2;
-  if (this->partition_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->partition_name().data(), static_cast<int>(this->partition_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ImportRequest.partition_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->partition_name(), target);
-  }
-
-  // repeated string channel_names = 3;
-  for (int i = 0, n = this->channel_names_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->channel_names(i).data(), static_cast<int>(this->channel_names(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ImportRequest.channel_names");
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteStringToArray(3, this->channel_names(i), target);
-  }
-
-  // bool row_based = 4;
-  if (this->row_based() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteBoolToArray(4, this->row_based(), target);
-  }
-
-  // repeated string files = 5;
-  for (int i = 0, n = this->files_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->files(i).data(), static_cast<int>(this->files(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ImportRequest.files");
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteStringToArray(5, this->files(i), target);
-  }
-
-  // repeated .milvus.proto.common.KeyValuePair options = 6;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->options_size()); i < n; i++) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        6, this->options(static_cast<int>(i)), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.ImportRequest)
-  return target;
-}
-
-size_t ImportRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.ImportRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated string channel_names = 3;
-  total_size += 1 *
-      ::PROTOBUF_NAMESPACE_ID::internal::FromIntSize(this->channel_names_size());
-  for (int i = 0, n = this->channel_names_size(); i < n; i++) {
-    total_size += ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-      this->channel_names(i));
-  }
-
-  // repeated string files = 5;
-  total_size += 1 *
-      ::PROTOBUF_NAMESPACE_ID::internal::FromIntSize(this->files_size());
-  for (int i = 0, n = this->files_size(); i < n; i++) {
-    total_size += ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-      this->files(i));
-  }
-
-  // repeated .milvus.proto.common.KeyValuePair options = 6;
-  {
-    unsigned int count = static_cast<unsigned int>(this->options_size());
-    total_size += 1UL * count;
-    for (unsigned int i = 0; i < count; i++) {
-      total_size +=
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-          this->options(static_cast<int>(i)));
-    }
-  }
-
-  // string collection_name = 1;
-  if (this->collection_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->collection_name());
-  }
-
-  // string partition_name = 2;
-  if (this->partition_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->partition_name());
-  }
-
-  // bool row_based = 4;
-  if (this->row_based() != 0) {
-    total_size += 1 + 1;
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void ImportRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.ImportRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const ImportRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<ImportRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.ImportRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.ImportRequest)
-    MergeFrom(*source);
-  }
-}
-
-void ImportRequest::MergeFrom(const ImportRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.ImportRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  channel_names_.MergeFrom(from.channel_names_);
-  files_.MergeFrom(from.files_);
-  options_.MergeFrom(from.options_);
-  if (from.collection_name().size() > 0) {
-
-    collection_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.collection_name_);
-  }
-  if (from.partition_name().size() > 0) {
-
-    partition_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.partition_name_);
-  }
-  if (from.row_based() != 0) {
-    set_row_based(from.row_based());
-  }
-}
-
-void ImportRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.ImportRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void ImportRequest::CopyFrom(const ImportRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.ImportRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool ImportRequest::IsInitialized() const {
-  return true;
-}
-
-void ImportRequest::InternalSwap(ImportRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  channel_names_.InternalSwap(CastToBase(&other->channel_names_));
-  files_.InternalSwap(CastToBase(&other->files_));
-  CastToBase(&options_)->InternalSwap(CastToBase(&other->options_));
-  collection_name_.Swap(&other->collection_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  partition_name_.Swap(&other->partition_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(row_based_, other->row_based_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata ImportRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void ImportResponse::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_ImportResponse_default_instance_._instance.get_mutable()->status_ = const_cast< ::milvus::proto::common::Status*>(
-      ::milvus::proto::common::Status::internal_default_instance());
-}
-class ImportResponse::_Internal {
- public:
-  static const ::milvus::proto::common::Status& status(const ImportResponse* msg);
-};
-
-const ::milvus::proto::common::Status&
-ImportResponse::_Internal::status(const ImportResponse* msg) {
-  return *msg->status_;
-}
-void ImportResponse::clear_status() {
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-}
-ImportResponse::ImportResponse()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.ImportResponse)
-}
-ImportResponse::ImportResponse(const ImportResponse& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      tasks_(from.tasks_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  if (from.has_status()) {
-    status_ = new ::milvus::proto::common::Status(*from.status_);
-  } else {
-    status_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.ImportResponse)
-}
-
-void ImportResponse::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_ImportResponse_milvus_2eproto.base);
-  status_ = nullptr;
-}
-
-ImportResponse::~ImportResponse() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.ImportResponse)
-  SharedDtor();
-}
-
-void ImportResponse::SharedDtor() {
-  if (this != internal_default_instance()) delete status_;
-}
-
-void ImportResponse::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const ImportResponse& ImportResponse::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_ImportResponse_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void ImportResponse::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.ImportResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  tasks_.Clear();
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* ImportResponse::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.Status status = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_status(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated int64 tasks = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::PackedInt64Parser(mutable_tasks(), ptr, ctx);
-          CHK_(ptr);
-        } else if (static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 16) {
-          add_tasks(::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr));
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool ImportResponse::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.ImportResponse)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.Status status = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_status()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated int64 tasks = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPackedPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, this->mutable_tasks())));
-        } else if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (16 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadRepeatedPrimitiveNoInline<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 1, 18u, input, this->mutable_tasks())));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.ImportResponse)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.ImportResponse)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void ImportResponse::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.ImportResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::status(this), output);
-  }
-
-  // repeated int64 tasks = 2;
-  if (this->tasks_size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTag(2, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED, output);
-    output->WriteVarint32(_tasks_cached_byte_size_.load(
-        std::memory_order_relaxed));
-  }
-  for (int i = 0, n = this->tasks_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64NoTag(
-      this->tasks(i), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.ImportResponse)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* ImportResponse::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.ImportResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::status(this), target);
-  }
-
-  // repeated int64 tasks = 2;
-  if (this->tasks_size() > 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTagToArray(
-      2,
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED,
-      target);
-    target = ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream::WriteVarint32ToArray(
-        _tasks_cached_byte_size_.load(std::memory_order_relaxed),
-         target);
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteInt64NoTagToArray(this->tasks_, target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.ImportResponse)
-  return target;
-}
-
-size_t ImportResponse::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.ImportResponse)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated int64 tasks = 2;
-  {
-    size_t data_size = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      Int64Size(this->tasks_);
-    if (data_size > 0) {
-      total_size += 1 +
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int32Size(
-            static_cast<::PROTOBUF_NAMESPACE_ID::int32>(data_size));
-    }
-    int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(data_size);
-    _tasks_cached_byte_size_.store(cached_size,
-                                    std::memory_order_relaxed);
-    total_size += data_size;
-  }
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *status_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void ImportResponse::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.ImportResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  const ImportResponse* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<ImportResponse>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.ImportResponse)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.ImportResponse)
-    MergeFrom(*source);
-  }
-}
-
-void ImportResponse::MergeFrom(const ImportResponse& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.ImportResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  tasks_.MergeFrom(from.tasks_);
-  if (from.has_status()) {
-    mutable_status()->::milvus::proto::common::Status::MergeFrom(from.status());
-  }
-}
-
-void ImportResponse::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.ImportResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void ImportResponse::CopyFrom(const ImportResponse& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.ImportResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool ImportResponse::IsInitialized() const {
-  return true;
-}
-
-void ImportResponse::InternalSwap(ImportResponse* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  tasks_.InternalSwap(&other->tasks_);
-  swap(status_, other->status_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata ImportResponse::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void GetImportStateRequest::InitAsDefaultInstance() {
-}
-class GetImportStateRequest::_Internal {
- public:
-};
-
-GetImportStateRequest::GetImportStateRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.GetImportStateRequest)
-}
-GetImportStateRequest::GetImportStateRequest(const GetImportStateRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  task_ = from.task_;
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.GetImportStateRequest)
-}
-
-void GetImportStateRequest::SharedCtor() {
-  task_ = PROTOBUF_LONGLONG(0);
-}
-
-GetImportStateRequest::~GetImportStateRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.GetImportStateRequest)
-  SharedDtor();
-}
-
-void GetImportStateRequest::SharedDtor() {
-}
-
-void GetImportStateRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const GetImportStateRequest& GetImportStateRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_GetImportStateRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void GetImportStateRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.GetImportStateRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  task_ = PROTOBUF_LONGLONG(0);
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* GetImportStateRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // int64 task = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 8)) {
-          task_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool GetImportStateRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.GetImportStateRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // int64 task = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (8 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &task_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.GetImportStateRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.GetImportStateRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void GetImportStateRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.GetImportStateRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // int64 task = 1;
-  if (this->task() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(1, this->task(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.GetImportStateRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* GetImportStateRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.GetImportStateRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // int64 task = 1;
-  if (this->task() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(1, this->task(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.GetImportStateRequest)
-  return target;
-}
-
-size_t GetImportStateRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.GetImportStateRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // int64 task = 1;
-  if (this->task() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->task());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void GetImportStateRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.GetImportStateRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const GetImportStateRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<GetImportStateRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.GetImportStateRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.GetImportStateRequest)
-    MergeFrom(*source);
-  }
-}
-
-void GetImportStateRequest::MergeFrom(const GetImportStateRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.GetImportStateRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.task() != 0) {
-    set_task(from.task());
-  }
-}
-
-void GetImportStateRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.GetImportStateRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void GetImportStateRequest::CopyFrom(const GetImportStateRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.GetImportStateRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool GetImportStateRequest::IsInitialized() const {
-  return true;
-}
-
-void GetImportStateRequest::InternalSwap(GetImportStateRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  swap(task_, other->task_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata GetImportStateRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void GetImportStateResponse::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_GetImportStateResponse_default_instance_._instance.get_mutable()->status_ = const_cast< ::milvus::proto::common::Status*>(
-      ::milvus::proto::common::Status::internal_default_instance());
-}
-class GetImportStateResponse::_Internal {
- public:
-  static const ::milvus::proto::common::Status& status(const GetImportStateResponse* msg);
-};
-
-const ::milvus::proto::common::Status&
-GetImportStateResponse::_Internal::status(const GetImportStateResponse* msg) {
-  return *msg->status_;
-}
-void GetImportStateResponse::clear_status() {
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-}
-void GetImportStateResponse::clear_infos() {
-  infos_.Clear();
-}
-GetImportStateResponse::GetImportStateResponse()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.GetImportStateResponse)
-}
-GetImportStateResponse::GetImportStateResponse(const GetImportStateResponse& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      id_list_(from.id_list_),
-      infos_(from.infos_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  if (from.has_status()) {
-    status_ = new ::milvus::proto::common::Status(*from.status_);
-  } else {
-    status_ = nullptr;
-  }
-  ::memcpy(&row_count_, &from.row_count_,
-    static_cast<size_t>(reinterpret_cast<char*>(&id_) -
-    reinterpret_cast<char*>(&row_count_)) + sizeof(id_));
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.GetImportStateResponse)
-}
-
-void GetImportStateResponse::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_GetImportStateResponse_milvus_2eproto.base);
-  ::memset(&status_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&id_) -
-      reinterpret_cast<char*>(&status_)) + sizeof(id_));
-}
-
-GetImportStateResponse::~GetImportStateResponse() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.GetImportStateResponse)
-  SharedDtor();
-}
-
-void GetImportStateResponse::SharedDtor() {
-  if (this != internal_default_instance()) delete status_;
-}
-
-void GetImportStateResponse::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const GetImportStateResponse& GetImportStateResponse::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_GetImportStateResponse_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void GetImportStateResponse::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.GetImportStateResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  id_list_.Clear();
-  infos_.Clear();
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-  ::memset(&row_count_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&id_) -
-      reinterpret_cast<char*>(&row_count_)) + sizeof(id_));
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* GetImportStateResponse::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.Status status = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_status(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // .milvus.proto.common.ImportState state = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 16)) {
-          ::PROTOBUF_NAMESPACE_ID::uint64 val = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-          set_state(static_cast<::milvus::proto::common::ImportState>(val));
-        } else goto handle_unusual;
-        continue;
-      // int64 row_count = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 24)) {
-          row_count_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated int64 id_list = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 34)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::PackedInt64Parser(mutable_id_list(), ptr, ctx);
-          CHK_(ptr);
-        } else if (static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 32) {
-          add_id_list(::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr));
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated .milvus.proto.common.KeyValuePair infos = 5;
-      case 5:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 42)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ctx->ParseMessage(add_infos(), ptr);
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 42);
-        } else goto handle_unusual;
-        continue;
-      // int64 id = 6;
-      case 6:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 48)) {
-          id_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // bool heuristic_data_queryable = 7;
-      case 7:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 56)) {
-          heuristic_data_queryable_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // bool heuristic_data_indexed = 8;
-      case 8:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 64)) {
-          heuristic_data_indexed_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool GetImportStateResponse::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.GetImportStateResponse)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.Status status = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_status()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // .milvus.proto.common.ImportState state = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (16 & 0xFF)) {
-          int value = 0;
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   int, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_ENUM>(
-                 input, &value)));
-          set_state(static_cast< ::milvus::proto::common::ImportState >(value));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 row_count = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (24 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &row_count_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated int64 id_list = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (34 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPackedPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, this->mutable_id_list())));
-        } else if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (32 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadRepeatedPrimitiveNoInline<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 1, 34u, input, this->mutable_id_list())));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated .milvus.proto.common.KeyValuePair infos = 5;
-      case 5: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (42 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-                input, add_infos()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 id = 6;
-      case 6: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (48 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &id_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // bool heuristic_data_queryable = 7;
-      case 7: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (56 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   bool, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_BOOL>(
-                 input, &heuristic_data_queryable_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // bool heuristic_data_indexed = 8;
-      case 8: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (64 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   bool, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_BOOL>(
-                 input, &heuristic_data_indexed_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.GetImportStateResponse)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.GetImportStateResponse)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void GetImportStateResponse::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.GetImportStateResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::status(this), output);
-  }
-
-  // .milvus.proto.common.ImportState state = 2;
-  if (this->state() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteEnum(
-      2, this->state(), output);
-  }
-
-  // int64 row_count = 3;
-  if (this->row_count() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(3, this->row_count(), output);
-  }
-
-  // repeated int64 id_list = 4;
-  if (this->id_list_size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTag(4, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED, output);
-    output->WriteVarint32(_id_list_cached_byte_size_.load(
-        std::memory_order_relaxed));
-  }
-  for (int i = 0, n = this->id_list_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64NoTag(
-      this->id_list(i), output);
-  }
-
-  // repeated .milvus.proto.common.KeyValuePair infos = 5;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->infos_size()); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      5,
-      this->infos(static_cast<int>(i)),
-      output);
-  }
-
-  // int64 id = 6;
-  if (this->id() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(6, this->id(), output);
-  }
-
-  // bool heuristic_data_queryable = 7;
-  if (this->heuristic_data_queryable() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteBool(7, this->heuristic_data_queryable(), output);
-  }
-
-  // bool heuristic_data_indexed = 8;
-  if (this->heuristic_data_indexed() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteBool(8, this->heuristic_data_indexed(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.GetImportStateResponse)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* GetImportStateResponse::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.GetImportStateResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::status(this), target);
-  }
-
-  // .milvus.proto.common.ImportState state = 2;
-  if (this->state() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteEnumToArray(
-      2, this->state(), target);
-  }
-
-  // int64 row_count = 3;
-  if (this->row_count() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(3, this->row_count(), target);
-  }
-
-  // repeated int64 id_list = 4;
-  if (this->id_list_size() > 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTagToArray(
-      4,
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED,
-      target);
-    target = ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream::WriteVarint32ToArray(
-        _id_list_cached_byte_size_.load(std::memory_order_relaxed),
-         target);
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteInt64NoTagToArray(this->id_list_, target);
-  }
-
-  // repeated .milvus.proto.common.KeyValuePair infos = 5;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->infos_size()); i < n; i++) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        5, this->infos(static_cast<int>(i)), target);
-  }
-
-  // int64 id = 6;
-  if (this->id() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(6, this->id(), target);
-  }
-
-  // bool heuristic_data_queryable = 7;
-  if (this->heuristic_data_queryable() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteBoolToArray(7, this->heuristic_data_queryable(), target);
-  }
-
-  // bool heuristic_data_indexed = 8;
-  if (this->heuristic_data_indexed() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteBoolToArray(8, this->heuristic_data_indexed(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.GetImportStateResponse)
-  return target;
-}
-
-size_t GetImportStateResponse::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.GetImportStateResponse)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated int64 id_list = 4;
-  {
-    size_t data_size = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      Int64Size(this->id_list_);
-    if (data_size > 0) {
-      total_size += 1 +
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int32Size(
-            static_cast<::PROTOBUF_NAMESPACE_ID::int32>(data_size));
-    }
-    int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(data_size);
-    _id_list_cached_byte_size_.store(cached_size,
-                                    std::memory_order_relaxed);
-    total_size += data_size;
-  }
-
-  // repeated .milvus.proto.common.KeyValuePair infos = 5;
-  {
-    unsigned int count = static_cast<unsigned int>(this->infos_size());
-    total_size += 1UL * count;
-    for (unsigned int i = 0; i < count; i++) {
-      total_size +=
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-          this->infos(static_cast<int>(i)));
-    }
-  }
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *status_);
-  }
-
-  // int64 row_count = 3;
-  if (this->row_count() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->row_count());
-  }
-
-  // .milvus.proto.common.ImportState state = 2;
-  if (this->state() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::EnumSize(this->state());
-  }
-
-  // bool heuristic_data_queryable = 7;
-  if (this->heuristic_data_queryable() != 0) {
-    total_size += 1 + 1;
-  }
-
-  // bool heuristic_data_indexed = 8;
-  if (this->heuristic_data_indexed() != 0) {
-    total_size += 1 + 1;
-  }
-
-  // int64 id = 6;
-  if (this->id() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->id());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void GetImportStateResponse::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.GetImportStateResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  const GetImportStateResponse* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<GetImportStateResponse>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.GetImportStateResponse)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.GetImportStateResponse)
-    MergeFrom(*source);
-  }
-}
-
-void GetImportStateResponse::MergeFrom(const GetImportStateResponse& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.GetImportStateResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  id_list_.MergeFrom(from.id_list_);
-  infos_.MergeFrom(from.infos_);
-  if (from.has_status()) {
-    mutable_status()->::milvus::proto::common::Status::MergeFrom(from.status());
-  }
-  if (from.row_count() != 0) {
-    set_row_count(from.row_count());
-  }
-  if (from.state() != 0) {
-    set_state(from.state());
-  }
-  if (from.heuristic_data_queryable() != 0) {
-    set_heuristic_data_queryable(from.heuristic_data_queryable());
-  }
-  if (from.heuristic_data_indexed() != 0) {
-    set_heuristic_data_indexed(from.heuristic_data_indexed());
-  }
-  if (from.id() != 0) {
-    set_id(from.id());
-  }
-}
-
-void GetImportStateResponse::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.GetImportStateResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void GetImportStateResponse::CopyFrom(const GetImportStateResponse& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.GetImportStateResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool GetImportStateResponse::IsInitialized() const {
-  return true;
-}
-
-void GetImportStateResponse::InternalSwap(GetImportStateResponse* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  id_list_.InternalSwap(&other->id_list_);
-  CastToBase(&infos_)->InternalSwap(CastToBase(&other->infos_));
-  swap(status_, other->status_);
-  swap(row_count_, other->row_count_);
-  swap(state_, other->state_);
-  swap(heuristic_data_queryable_, other->heuristic_data_queryable_);
-  swap(heuristic_data_indexed_, other->heuristic_data_indexed_);
-  swap(id_, other->id_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata GetImportStateResponse::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void ListImportTasksRequest::InitAsDefaultInstance() {
-}
-class ListImportTasksRequest::_Internal {
- public:
-};
-
-ListImportTasksRequest::ListImportTasksRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.ListImportTasksRequest)
-}
-ListImportTasksRequest::ListImportTasksRequest(const ListImportTasksRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.ListImportTasksRequest)
-}
-
-void ListImportTasksRequest::SharedCtor() {
-}
-
-ListImportTasksRequest::~ListImportTasksRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.ListImportTasksRequest)
-  SharedDtor();
-}
-
-void ListImportTasksRequest::SharedDtor() {
-}
-
-void ListImportTasksRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const ListImportTasksRequest& ListImportTasksRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_ListImportTasksRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void ListImportTasksRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.ListImportTasksRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* ListImportTasksRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      default: {
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool ListImportTasksRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.ListImportTasksRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-  handle_unusual:
-    if (tag == 0) {
-      goto success;
-    }
-    DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-          input, tag, _internal_metadata_.mutable_unknown_fields()));
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.ListImportTasksRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.ListImportTasksRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void ListImportTasksRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.ListImportTasksRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.ListImportTasksRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* ListImportTasksRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.ListImportTasksRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.ListImportTasksRequest)
-  return target;
-}
-
-size_t ListImportTasksRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.ListImportTasksRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void ListImportTasksRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.ListImportTasksRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const ListImportTasksRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<ListImportTasksRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.ListImportTasksRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.ListImportTasksRequest)
-    MergeFrom(*source);
-  }
-}
-
-void ListImportTasksRequest::MergeFrom(const ListImportTasksRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.ListImportTasksRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-}
-
-void ListImportTasksRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.ListImportTasksRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void ListImportTasksRequest::CopyFrom(const ListImportTasksRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.ListImportTasksRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool ListImportTasksRequest::IsInitialized() const {
-  return true;
-}
-
-void ListImportTasksRequest::InternalSwap(ListImportTasksRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata ListImportTasksRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void ListImportTasksResponse::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_ListImportTasksResponse_default_instance_._instance.get_mutable()->status_ = const_cast< ::milvus::proto::common::Status*>(
-      ::milvus::proto::common::Status::internal_default_instance());
-}
-class ListImportTasksResponse::_Internal {
- public:
-  static const ::milvus::proto::common::Status& status(const ListImportTasksResponse* msg);
-};
-
-const ::milvus::proto::common::Status&
-ListImportTasksResponse::_Internal::status(const ListImportTasksResponse* msg) {
-  return *msg->status_;
-}
-void ListImportTasksResponse::clear_status() {
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-}
-ListImportTasksResponse::ListImportTasksResponse()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.ListImportTasksResponse)
-}
-ListImportTasksResponse::ListImportTasksResponse(const ListImportTasksResponse& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      tasks_(from.tasks_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  if (from.has_status()) {
-    status_ = new ::milvus::proto::common::Status(*from.status_);
-  } else {
-    status_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.ListImportTasksResponse)
-}
-
-void ListImportTasksResponse::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_ListImportTasksResponse_milvus_2eproto.base);
-  status_ = nullptr;
-}
-
-ListImportTasksResponse::~ListImportTasksResponse() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.ListImportTasksResponse)
-  SharedDtor();
-}
-
-void ListImportTasksResponse::SharedDtor() {
-  if (this != internal_default_instance()) delete status_;
-}
-
-void ListImportTasksResponse::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const ListImportTasksResponse& ListImportTasksResponse::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_ListImportTasksResponse_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void ListImportTasksResponse::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.ListImportTasksResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  tasks_.Clear();
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* ListImportTasksResponse::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.Status status = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_status(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated .milvus.proto.milvus.GetImportStateResponse tasks = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ctx->ParseMessage(add_tasks(), ptr);
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 18);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool ListImportTasksResponse::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.ListImportTasksResponse)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.Status status = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_status()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated .milvus.proto.milvus.GetImportStateResponse tasks = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-                input, add_tasks()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.ListImportTasksResponse)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.ListImportTasksResponse)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void ListImportTasksResponse::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.ListImportTasksResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::status(this), output);
-  }
-
-  // repeated .milvus.proto.milvus.GetImportStateResponse tasks = 2;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->tasks_size()); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      2,
-      this->tasks(static_cast<int>(i)),
-      output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.ListImportTasksResponse)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* ListImportTasksResponse::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.ListImportTasksResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::status(this), target);
-  }
-
-  // repeated .milvus.proto.milvus.GetImportStateResponse tasks = 2;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->tasks_size()); i < n; i++) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        2, this->tasks(static_cast<int>(i)), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.ListImportTasksResponse)
-  return target;
-}
-
-size_t ListImportTasksResponse::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.ListImportTasksResponse)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated .milvus.proto.milvus.GetImportStateResponse tasks = 2;
-  {
-    unsigned int count = static_cast<unsigned int>(this->tasks_size());
-    total_size += 1UL * count;
-    for (unsigned int i = 0; i < count; i++) {
-      total_size +=
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-          this->tasks(static_cast<int>(i)));
-    }
-  }
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *status_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void ListImportTasksResponse::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.ListImportTasksResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  const ListImportTasksResponse* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<ListImportTasksResponse>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.ListImportTasksResponse)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.ListImportTasksResponse)
-    MergeFrom(*source);
-  }
-}
-
-void ListImportTasksResponse::MergeFrom(const ListImportTasksResponse& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.ListImportTasksResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  tasks_.MergeFrom(from.tasks_);
-  if (from.has_status()) {
-    mutable_status()->::milvus::proto::common::Status::MergeFrom(from.status());
-  }
-}
-
-void ListImportTasksResponse::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.ListImportTasksResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void ListImportTasksResponse::CopyFrom(const ListImportTasksResponse& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.ListImportTasksResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool ListImportTasksResponse::IsInitialized() const {
-  return true;
-}
-
-void ListImportTasksResponse::InternalSwap(ListImportTasksResponse* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  CastToBase(&tasks_)->InternalSwap(CastToBase(&other->tasks_));
-  swap(status_, other->status_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata ListImportTasksResponse::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void GetReplicasRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_GetReplicasRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class GetReplicasRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const GetReplicasRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-GetReplicasRequest::_Internal::base(const GetReplicasRequest* msg) {
-  return *msg->base_;
-}
-void GetReplicasRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-GetReplicasRequest::GetReplicasRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.GetReplicasRequest)
-}
-GetReplicasRequest::GetReplicasRequest(const GetReplicasRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  ::memcpy(&collectionid_, &from.collectionid_,
-    static_cast<size_t>(reinterpret_cast<char*>(&with_shard_nodes_) -
-    reinterpret_cast<char*>(&collectionid_)) + sizeof(with_shard_nodes_));
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.GetReplicasRequest)
-}
-
-void GetReplicasRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_GetReplicasRequest_milvus_2eproto.base);
-  ::memset(&base_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&with_shard_nodes_) -
-      reinterpret_cast<char*>(&base_)) + sizeof(with_shard_nodes_));
-}
-
-GetReplicasRequest::~GetReplicasRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.GetReplicasRequest)
-  SharedDtor();
-}
-
-void GetReplicasRequest::SharedDtor() {
-  if (this != internal_default_instance()) delete base_;
-}
-
-void GetReplicasRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const GetReplicasRequest& GetReplicasRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_GetReplicasRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void GetReplicasRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.GetReplicasRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  ::memset(&collectionid_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&with_shard_nodes_) -
-      reinterpret_cast<char*>(&collectionid_)) + sizeof(with_shard_nodes_));
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* GetReplicasRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int64 collectionID = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 16)) {
-          collectionid_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // bool with_shard_nodes = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 24)) {
-          with_shard_nodes_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool GetReplicasRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.GetReplicasRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 collectionID = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (16 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &collectionid_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // bool with_shard_nodes = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (24 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   bool, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_BOOL>(
-                 input, &with_shard_nodes_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.GetReplicasRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.GetReplicasRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void GetReplicasRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.GetReplicasRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // int64 collectionID = 2;
-  if (this->collectionid() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(2, this->collectionid(), output);
-  }
-
-  // bool with_shard_nodes = 3;
-  if (this->with_shard_nodes() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteBool(3, this->with_shard_nodes(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.GetReplicasRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* GetReplicasRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.GetReplicasRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // int64 collectionID = 2;
-  if (this->collectionid() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(2, this->collectionid(), target);
-  }
-
-  // bool with_shard_nodes = 3;
-  if (this->with_shard_nodes() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteBoolToArray(3, this->with_shard_nodes(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.GetReplicasRequest)
-  return target;
-}
-
-size_t GetReplicasRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.GetReplicasRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  // int64 collectionID = 2;
-  if (this->collectionid() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->collectionid());
-  }
-
-  // bool with_shard_nodes = 3;
-  if (this->with_shard_nodes() != 0) {
-    total_size += 1 + 1;
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void GetReplicasRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.GetReplicasRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const GetReplicasRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<GetReplicasRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.GetReplicasRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.GetReplicasRequest)
-    MergeFrom(*source);
-  }
-}
-
-void GetReplicasRequest::MergeFrom(const GetReplicasRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.GetReplicasRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-  if (from.collectionid() != 0) {
-    set_collectionid(from.collectionid());
-  }
-  if (from.with_shard_nodes() != 0) {
-    set_with_shard_nodes(from.with_shard_nodes());
-  }
-}
-
-void GetReplicasRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.GetReplicasRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void GetReplicasRequest::CopyFrom(const GetReplicasRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.GetReplicasRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool GetReplicasRequest::IsInitialized() const {
-  return true;
-}
-
-void GetReplicasRequest::InternalSwap(GetReplicasRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  swap(base_, other->base_);
-  swap(collectionid_, other->collectionid_);
-  swap(with_shard_nodes_, other->with_shard_nodes_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata GetReplicasRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void GetReplicasResponse::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_GetReplicasResponse_default_instance_._instance.get_mutable()->status_ = const_cast< ::milvus::proto::common::Status*>(
-      ::milvus::proto::common::Status::internal_default_instance());
-}
-class GetReplicasResponse::_Internal {
- public:
-  static const ::milvus::proto::common::Status& status(const GetReplicasResponse* msg);
-};
-
-const ::milvus::proto::common::Status&
-GetReplicasResponse::_Internal::status(const GetReplicasResponse* msg) {
-  return *msg->status_;
-}
-void GetReplicasResponse::clear_status() {
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-}
-GetReplicasResponse::GetReplicasResponse()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.GetReplicasResponse)
-}
-GetReplicasResponse::GetReplicasResponse(const GetReplicasResponse& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      replicas_(from.replicas_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  if (from.has_status()) {
-    status_ = new ::milvus::proto::common::Status(*from.status_);
-  } else {
-    status_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.GetReplicasResponse)
-}
-
-void GetReplicasResponse::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_GetReplicasResponse_milvus_2eproto.base);
-  status_ = nullptr;
-}
-
-GetReplicasResponse::~GetReplicasResponse() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.GetReplicasResponse)
-  SharedDtor();
-}
-
-void GetReplicasResponse::SharedDtor() {
-  if (this != internal_default_instance()) delete status_;
-}
-
-void GetReplicasResponse::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const GetReplicasResponse& GetReplicasResponse::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_GetReplicasResponse_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void GetReplicasResponse::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.GetReplicasResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  replicas_.Clear();
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* GetReplicasResponse::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.Status status = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_status(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated .milvus.proto.milvus.ReplicaInfo replicas = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ctx->ParseMessage(add_replicas(), ptr);
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 18);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool GetReplicasResponse::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.GetReplicasResponse)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.Status status = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_status()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated .milvus.proto.milvus.ReplicaInfo replicas = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-                input, add_replicas()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.GetReplicasResponse)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.GetReplicasResponse)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void GetReplicasResponse::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.GetReplicasResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::status(this), output);
-  }
-
-  // repeated .milvus.proto.milvus.ReplicaInfo replicas = 2;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->replicas_size()); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      2,
-      this->replicas(static_cast<int>(i)),
-      output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.GetReplicasResponse)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* GetReplicasResponse::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.GetReplicasResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::status(this), target);
-  }
-
-  // repeated .milvus.proto.milvus.ReplicaInfo replicas = 2;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->replicas_size()); i < n; i++) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        2, this->replicas(static_cast<int>(i)), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.GetReplicasResponse)
-  return target;
-}
-
-size_t GetReplicasResponse::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.GetReplicasResponse)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated .milvus.proto.milvus.ReplicaInfo replicas = 2;
-  {
-    unsigned int count = static_cast<unsigned int>(this->replicas_size());
-    total_size += 1UL * count;
-    for (unsigned int i = 0; i < count; i++) {
-      total_size +=
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-          this->replicas(static_cast<int>(i)));
-    }
-  }
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *status_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void GetReplicasResponse::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.GetReplicasResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  const GetReplicasResponse* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<GetReplicasResponse>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.GetReplicasResponse)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.GetReplicasResponse)
-    MergeFrom(*source);
-  }
-}
-
-void GetReplicasResponse::MergeFrom(const GetReplicasResponse& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.GetReplicasResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  replicas_.MergeFrom(from.replicas_);
-  if (from.has_status()) {
-    mutable_status()->::milvus::proto::common::Status::MergeFrom(from.status());
-  }
-}
-
-void GetReplicasResponse::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.GetReplicasResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void GetReplicasResponse::CopyFrom(const GetReplicasResponse& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.GetReplicasResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool GetReplicasResponse::IsInitialized() const {
-  return true;
-}
-
-void GetReplicasResponse::InternalSwap(GetReplicasResponse* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  CastToBase(&replicas_)->InternalSwap(CastToBase(&other->replicas_));
-  swap(status_, other->status_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata GetReplicasResponse::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void ReplicaInfo::InitAsDefaultInstance() {
-}
-class ReplicaInfo::_Internal {
- public:
-};
-
-ReplicaInfo::ReplicaInfo()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.ReplicaInfo)
-}
-ReplicaInfo::ReplicaInfo(const ReplicaInfo& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      partition_ids_(from.partition_ids_),
-      shard_replicas_(from.shard_replicas_),
-      node_ids_(from.node_ids_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::memcpy(&replicaid_, &from.replicaid_,
-    static_cast<size_t>(reinterpret_cast<char*>(&collectionid_) -
-    reinterpret_cast<char*>(&replicaid_)) + sizeof(collectionid_));
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.ReplicaInfo)
-}
-
-void ReplicaInfo::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_ReplicaInfo_milvus_2eproto.base);
-  ::memset(&replicaid_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&collectionid_) -
-      reinterpret_cast<char*>(&replicaid_)) + sizeof(collectionid_));
-}
-
-ReplicaInfo::~ReplicaInfo() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.ReplicaInfo)
-  SharedDtor();
-}
-
-void ReplicaInfo::SharedDtor() {
-}
-
-void ReplicaInfo::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const ReplicaInfo& ReplicaInfo::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_ReplicaInfo_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void ReplicaInfo::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.ReplicaInfo)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  partition_ids_.Clear();
-  shard_replicas_.Clear();
-  node_ids_.Clear();
-  ::memset(&replicaid_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&collectionid_) -
-      reinterpret_cast<char*>(&replicaid_)) + sizeof(collectionid_));
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* ReplicaInfo::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // int64 replicaID = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 8)) {
-          replicaid_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // int64 collectionID = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 16)) {
-          collectionid_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated int64 partition_ids = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::PackedInt64Parser(mutable_partition_ids(), ptr, ctx);
-          CHK_(ptr);
-        } else if (static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 24) {
-          add_partition_ids(::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr));
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated .milvus.proto.milvus.ShardReplica shard_replicas = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 34)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ctx->ParseMessage(add_shard_replicas(), ptr);
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 34);
-        } else goto handle_unusual;
-        continue;
-      // repeated int64 node_ids = 5;
-      case 5:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 42)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::PackedInt64Parser(mutable_node_ids(), ptr, ctx);
-          CHK_(ptr);
-        } else if (static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 40) {
-          add_node_ids(::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr));
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool ReplicaInfo::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.ReplicaInfo)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // int64 replicaID = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (8 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &replicaid_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // int64 collectionID = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (16 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &collectionid_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated int64 partition_ids = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPackedPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, this->mutable_partition_ids())));
-        } else if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (24 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadRepeatedPrimitiveNoInline<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 1, 26u, input, this->mutable_partition_ids())));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated .milvus.proto.milvus.ShardReplica shard_replicas = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (34 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-                input, add_shard_replicas()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated int64 node_ids = 5;
-      case 5: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (42 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPackedPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, this->mutable_node_ids())));
-        } else if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (40 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadRepeatedPrimitiveNoInline<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 1, 42u, input, this->mutable_node_ids())));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.ReplicaInfo)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.ReplicaInfo)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void ReplicaInfo::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.ReplicaInfo)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // int64 replicaID = 1;
-  if (this->replicaid() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(1, this->replicaid(), output);
-  }
-
-  // int64 collectionID = 2;
-  if (this->collectionid() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(2, this->collectionid(), output);
-  }
-
-  // repeated int64 partition_ids = 3;
-  if (this->partition_ids_size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTag(3, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED, output);
-    output->WriteVarint32(_partition_ids_cached_byte_size_.load(
-        std::memory_order_relaxed));
-  }
-  for (int i = 0, n = this->partition_ids_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64NoTag(
-      this->partition_ids(i), output);
-  }
-
-  // repeated .milvus.proto.milvus.ShardReplica shard_replicas = 4;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->shard_replicas_size()); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      4,
-      this->shard_replicas(static_cast<int>(i)),
-      output);
-  }
-
-  // repeated int64 node_ids = 5;
-  if (this->node_ids_size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTag(5, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED, output);
-    output->WriteVarint32(_node_ids_cached_byte_size_.load(
-        std::memory_order_relaxed));
-  }
-  for (int i = 0, n = this->node_ids_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64NoTag(
-      this->node_ids(i), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.ReplicaInfo)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* ReplicaInfo::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.ReplicaInfo)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // int64 replicaID = 1;
-  if (this->replicaid() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(1, this->replicaid(), target);
-  }
-
-  // int64 collectionID = 2;
-  if (this->collectionid() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(2, this->collectionid(), target);
-  }
-
-  // repeated int64 partition_ids = 3;
-  if (this->partition_ids_size() > 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTagToArray(
-      3,
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED,
-      target);
-    target = ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream::WriteVarint32ToArray(
-        _partition_ids_cached_byte_size_.load(std::memory_order_relaxed),
-         target);
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteInt64NoTagToArray(this->partition_ids_, target);
-  }
-
-  // repeated .milvus.proto.milvus.ShardReplica shard_replicas = 4;
-  for (unsigned int i = 0,
-      n = static_cast<unsigned int>(this->shard_replicas_size()); i < n; i++) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        4, this->shard_replicas(static_cast<int>(i)), target);
-  }
-
-  // repeated int64 node_ids = 5;
-  if (this->node_ids_size() > 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTagToArray(
-      5,
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED,
-      target);
-    target = ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream::WriteVarint32ToArray(
-        _node_ids_cached_byte_size_.load(std::memory_order_relaxed),
-         target);
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteInt64NoTagToArray(this->node_ids_, target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.ReplicaInfo)
-  return target;
-}
-
-size_t ReplicaInfo::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.ReplicaInfo)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated int64 partition_ids = 3;
-  {
-    size_t data_size = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      Int64Size(this->partition_ids_);
-    if (data_size > 0) {
-      total_size += 1 +
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int32Size(
-            static_cast<::PROTOBUF_NAMESPACE_ID::int32>(data_size));
-    }
-    int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(data_size);
-    _partition_ids_cached_byte_size_.store(cached_size,
-                                    std::memory_order_relaxed);
-    total_size += data_size;
-  }
-
-  // repeated .milvus.proto.milvus.ShardReplica shard_replicas = 4;
-  {
-    unsigned int count = static_cast<unsigned int>(this->shard_replicas_size());
-    total_size += 1UL * count;
-    for (unsigned int i = 0; i < count; i++) {
-      total_size +=
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-          this->shard_replicas(static_cast<int>(i)));
-    }
-  }
-
-  // repeated int64 node_ids = 5;
-  {
-    size_t data_size = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      Int64Size(this->node_ids_);
-    if (data_size > 0) {
-      total_size += 1 +
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int32Size(
-            static_cast<::PROTOBUF_NAMESPACE_ID::int32>(data_size));
-    }
-    int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(data_size);
-    _node_ids_cached_byte_size_.store(cached_size,
-                                    std::memory_order_relaxed);
-    total_size += data_size;
-  }
-
-  // int64 replicaID = 1;
-  if (this->replicaid() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->replicaid());
-  }
-
-  // int64 collectionID = 2;
-  if (this->collectionid() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->collectionid());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void ReplicaInfo::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.ReplicaInfo)
-  GOOGLE_DCHECK_NE(&from, this);
-  const ReplicaInfo* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<ReplicaInfo>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.ReplicaInfo)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.ReplicaInfo)
-    MergeFrom(*source);
-  }
-}
-
-void ReplicaInfo::MergeFrom(const ReplicaInfo& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.ReplicaInfo)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  partition_ids_.MergeFrom(from.partition_ids_);
-  shard_replicas_.MergeFrom(from.shard_replicas_);
-  node_ids_.MergeFrom(from.node_ids_);
-  if (from.replicaid() != 0) {
-    set_replicaid(from.replicaid());
-  }
-  if (from.collectionid() != 0) {
-    set_collectionid(from.collectionid());
-  }
-}
-
-void ReplicaInfo::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.ReplicaInfo)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void ReplicaInfo::CopyFrom(const ReplicaInfo& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.ReplicaInfo)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool ReplicaInfo::IsInitialized() const {
-  return true;
-}
-
-void ReplicaInfo::InternalSwap(ReplicaInfo* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  partition_ids_.InternalSwap(&other->partition_ids_);
-  CastToBase(&shard_replicas_)->InternalSwap(CastToBase(&other->shard_replicas_));
-  node_ids_.InternalSwap(&other->node_ids_);
-  swap(replicaid_, other->replicaid_);
-  swap(collectionid_, other->collectionid_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata ReplicaInfo::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void ShardReplica::InitAsDefaultInstance() {
-}
-class ShardReplica::_Internal {
- public:
-};
-
-ShardReplica::ShardReplica()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.ShardReplica)
-}
-ShardReplica::ShardReplica(const ShardReplica& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      node_ids_(from.node_ids_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  leader_addr_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.leader_addr().empty()) {
-    leader_addr_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.leader_addr_);
-  }
-  dm_channel_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.dm_channel_name().empty()) {
-    dm_channel_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.dm_channel_name_);
-  }
-  leaderid_ = from.leaderid_;
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.ShardReplica)
-}
-
-void ShardReplica::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_ShardReplica_milvus_2eproto.base);
-  leader_addr_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  dm_channel_name_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  leaderid_ = PROTOBUF_LONGLONG(0);
-}
-
-ShardReplica::~ShardReplica() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.ShardReplica)
-  SharedDtor();
-}
-
-void ShardReplica::SharedDtor() {
-  leader_addr_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  dm_channel_name_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-
-void ShardReplica::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const ShardReplica& ShardReplica::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_ShardReplica_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void ShardReplica::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.ShardReplica)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  node_ids_.Clear();
-  leader_addr_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  dm_channel_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  leaderid_ = PROTOBUF_LONGLONG(0);
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* ShardReplica::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // int64 leaderID = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 8)) {
-          leaderid_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string leader_addr = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_leader_addr(), ptr, ctx, "milvus.proto.milvus.ShardReplica.leader_addr");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string dm_channel_name = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_dm_channel_name(), ptr, ctx, "milvus.proto.milvus.ShardReplica.dm_channel_name");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated int64 node_ids = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 34)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::PackedInt64Parser(mutable_node_ids(), ptr, ctx);
-          CHK_(ptr);
-        } else if (static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 32) {
-          add_node_ids(::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr));
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool ShardReplica::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.ShardReplica)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // int64 leaderID = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (8 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, &leaderid_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string leader_addr = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_leader_addr()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->leader_addr().data(), static_cast<int>(this->leader_addr().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.ShardReplica.leader_addr"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string dm_channel_name = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_dm_channel_name()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->dm_channel_name().data(), static_cast<int>(this->dm_channel_name().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.ShardReplica.dm_channel_name"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated int64 node_ids = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (34 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPackedPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 input, this->mutable_node_ids())));
-        } else if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (32 & 0xFF)) {
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadRepeatedPrimitiveNoInline<
-                   ::PROTOBUF_NAMESPACE_ID::int64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_INT64>(
-                 1, 34u, input, this->mutable_node_ids())));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.ShardReplica)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.ShardReplica)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void ShardReplica::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.ShardReplica)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // int64 leaderID = 1;
-  if (this->leaderid() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64(1, this->leaderid(), output);
-  }
-
-  // string leader_addr = 2;
-  if (this->leader_addr().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->leader_addr().data(), static_cast<int>(this->leader_addr().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ShardReplica.leader_addr");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->leader_addr(), output);
-  }
-
-  // string dm_channel_name = 3;
-  if (this->dm_channel_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->dm_channel_name().data(), static_cast<int>(this->dm_channel_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ShardReplica.dm_channel_name");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->dm_channel_name(), output);
-  }
-
-  // repeated int64 node_ids = 4;
-  if (this->node_ids_size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTag(4, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED, output);
-    output->WriteVarint32(_node_ids_cached_byte_size_.load(
-        std::memory_order_relaxed));
-  }
-  for (int i = 0, n = this->node_ids_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64NoTag(
-      this->node_ids(i), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.ShardReplica)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* ShardReplica::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.ShardReplica)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // int64 leaderID = 1;
-  if (this->leaderid() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteInt64ToArray(1, this->leaderid(), target);
-  }
-
-  // string leader_addr = 2;
-  if (this->leader_addr().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->leader_addr().data(), static_cast<int>(this->leader_addr().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ShardReplica.leader_addr");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->leader_addr(), target);
-  }
-
-  // string dm_channel_name = 3;
-  if (this->dm_channel_name().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->dm_channel_name().data(), static_cast<int>(this->dm_channel_name().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ShardReplica.dm_channel_name");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->dm_channel_name(), target);
-  }
-
-  // repeated int64 node_ids = 4;
-  if (this->node_ids_size() > 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteTagToArray(
-      4,
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED,
-      target);
-    target = ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream::WriteVarint32ToArray(
-        _node_ids_cached_byte_size_.load(std::memory_order_relaxed),
-         target);
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteInt64NoTagToArray(this->node_ids_, target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.ShardReplica)
-  return target;
-}
-
-size_t ShardReplica::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.ShardReplica)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated int64 node_ids = 4;
-  {
-    size_t data_size = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      Int64Size(this->node_ids_);
-    if (data_size > 0) {
-      total_size += 1 +
-        ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int32Size(
-            static_cast<::PROTOBUF_NAMESPACE_ID::int32>(data_size));
-    }
-    int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(data_size);
-    _node_ids_cached_byte_size_.store(cached_size,
-                                    std::memory_order_relaxed);
-    total_size += data_size;
-  }
-
-  // string leader_addr = 2;
-  if (this->leader_addr().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->leader_addr());
-  }
-
-  // string dm_channel_name = 3;
-  if (this->dm_channel_name().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->dm_channel_name());
-  }
-
-  // int64 leaderID = 1;
-  if (this->leaderid() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::Int64Size(
-        this->leaderid());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void ShardReplica::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.ShardReplica)
-  GOOGLE_DCHECK_NE(&from, this);
-  const ShardReplica* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<ShardReplica>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.ShardReplica)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.ShardReplica)
-    MergeFrom(*source);
-  }
-}
-
-void ShardReplica::MergeFrom(const ShardReplica& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.ShardReplica)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  node_ids_.MergeFrom(from.node_ids_);
-  if (from.leader_addr().size() > 0) {
-
-    leader_addr_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.leader_addr_);
-  }
-  if (from.dm_channel_name().size() > 0) {
-
-    dm_channel_name_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.dm_channel_name_);
-  }
-  if (from.leaderid() != 0) {
-    set_leaderid(from.leaderid());
-  }
-}
-
-void ShardReplica::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.ShardReplica)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void ShardReplica::CopyFrom(const ShardReplica& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.ShardReplica)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool ShardReplica::IsInitialized() const {
-  return true;
-}
-
-void ShardReplica::InternalSwap(ShardReplica* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  node_ids_.InternalSwap(&other->node_ids_);
-  leader_addr_.Swap(&other->leader_addr_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  dm_channel_name_.Swap(&other->dm_channel_name_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(leaderid_, other->leaderid_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata ShardReplica::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void CreateCredentialRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_CreateCredentialRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class CreateCredentialRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const CreateCredentialRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-CreateCredentialRequest::_Internal::base(const CreateCredentialRequest* msg) {
-  return *msg->base_;
-}
-void CreateCredentialRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-CreateCredentialRequest::CreateCredentialRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.CreateCredentialRequest)
-}
-CreateCredentialRequest::CreateCredentialRequest(const CreateCredentialRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  username_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.username().empty()) {
-    username_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.username_);
-  }
-  password_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.password().empty()) {
-    password_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.password_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  ::memcpy(&created_utc_timestamps_, &from.created_utc_timestamps_,
-    static_cast<size_t>(reinterpret_cast<char*>(&modified_utc_timestamps_) -
-    reinterpret_cast<char*>(&created_utc_timestamps_)) + sizeof(modified_utc_timestamps_));
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.CreateCredentialRequest)
-}
-
-void CreateCredentialRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_CreateCredentialRequest_milvus_2eproto.base);
-  username_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  password_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  ::memset(&base_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&modified_utc_timestamps_) -
-      reinterpret_cast<char*>(&base_)) + sizeof(modified_utc_timestamps_));
-}
-
-CreateCredentialRequest::~CreateCredentialRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.CreateCredentialRequest)
-  SharedDtor();
-}
-
-void CreateCredentialRequest::SharedDtor() {
-  username_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  password_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void CreateCredentialRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const CreateCredentialRequest& CreateCredentialRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_CreateCredentialRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void CreateCredentialRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.CreateCredentialRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  username_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  password_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  ::memset(&created_utc_timestamps_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&modified_utc_timestamps_) -
-      reinterpret_cast<char*>(&created_utc_timestamps_)) + sizeof(modified_utc_timestamps_));
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* CreateCredentialRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string username = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_username(), ptr, ctx, "milvus.proto.milvus.CreateCredentialRequest.username");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string password = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_password(), ptr, ctx, "milvus.proto.milvus.CreateCredentialRequest.password");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // uint64 created_utc_timestamps = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 32)) {
-          created_utc_timestamps_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // uint64 modified_utc_timestamps = 5;
-      case 5:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 40)) {
-          modified_utc_timestamps_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool CreateCredentialRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.CreateCredentialRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string username = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_username()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->username().data(), static_cast<int>(this->username().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.CreateCredentialRequest.username"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string password = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_password()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->password().data(), static_cast<int>(this->password().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.CreateCredentialRequest.password"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // uint64 created_utc_timestamps = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (32 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::uint64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_UINT64>(
-                 input, &created_utc_timestamps_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // uint64 modified_utc_timestamps = 5;
-      case 5: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (40 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::uint64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_UINT64>(
-                 input, &modified_utc_timestamps_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.CreateCredentialRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.CreateCredentialRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void CreateCredentialRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.CreateCredentialRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // string username = 2;
-  if (this->username().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->username().data(), static_cast<int>(this->username().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.CreateCredentialRequest.username");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->username(), output);
-  }
-
-  // string password = 3;
-  if (this->password().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->password().data(), static_cast<int>(this->password().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.CreateCredentialRequest.password");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->password(), output);
-  }
-
-  // uint64 created_utc_timestamps = 4;
-  if (this->created_utc_timestamps() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt64(4, this->created_utc_timestamps(), output);
-  }
-
-  // uint64 modified_utc_timestamps = 5;
-  if (this->modified_utc_timestamps() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt64(5, this->modified_utc_timestamps(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.CreateCredentialRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* CreateCredentialRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.CreateCredentialRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // string username = 2;
-  if (this->username().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->username().data(), static_cast<int>(this->username().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.CreateCredentialRequest.username");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->username(), target);
-  }
-
-  // string password = 3;
-  if (this->password().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->password().data(), static_cast<int>(this->password().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.CreateCredentialRequest.password");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->password(), target);
-  }
-
-  // uint64 created_utc_timestamps = 4;
-  if (this->created_utc_timestamps() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt64ToArray(4, this->created_utc_timestamps(), target);
-  }
-
-  // uint64 modified_utc_timestamps = 5;
-  if (this->modified_utc_timestamps() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt64ToArray(5, this->modified_utc_timestamps(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.CreateCredentialRequest)
-  return target;
-}
-
-size_t CreateCredentialRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.CreateCredentialRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // string username = 2;
-  if (this->username().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->username());
-  }
-
-  // string password = 3;
-  if (this->password().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->password());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  // uint64 created_utc_timestamps = 4;
-  if (this->created_utc_timestamps() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::UInt64Size(
-        this->created_utc_timestamps());
-  }
-
-  // uint64 modified_utc_timestamps = 5;
-  if (this->modified_utc_timestamps() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::UInt64Size(
-        this->modified_utc_timestamps());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void CreateCredentialRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.CreateCredentialRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const CreateCredentialRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<CreateCredentialRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.CreateCredentialRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.CreateCredentialRequest)
-    MergeFrom(*source);
-  }
-}
-
-void CreateCredentialRequest::MergeFrom(const CreateCredentialRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.CreateCredentialRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.username().size() > 0) {
-
-    username_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.username_);
-  }
-  if (from.password().size() > 0) {
-
-    password_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.password_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-  if (from.created_utc_timestamps() != 0) {
-    set_created_utc_timestamps(from.created_utc_timestamps());
-  }
-  if (from.modified_utc_timestamps() != 0) {
-    set_modified_utc_timestamps(from.modified_utc_timestamps());
-  }
-}
-
-void CreateCredentialRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.CreateCredentialRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void CreateCredentialRequest::CopyFrom(const CreateCredentialRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.CreateCredentialRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool CreateCredentialRequest::IsInitialized() const {
-  return true;
-}
-
-void CreateCredentialRequest::InternalSwap(CreateCredentialRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  username_.Swap(&other->username_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  password_.Swap(&other->password_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-  swap(created_utc_timestamps_, other->created_utc_timestamps_);
-  swap(modified_utc_timestamps_, other->modified_utc_timestamps_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata CreateCredentialRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void UpdateCredentialRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_UpdateCredentialRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class UpdateCredentialRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const UpdateCredentialRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-UpdateCredentialRequest::_Internal::base(const UpdateCredentialRequest* msg) {
-  return *msg->base_;
-}
-void UpdateCredentialRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-UpdateCredentialRequest::UpdateCredentialRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.UpdateCredentialRequest)
-}
-UpdateCredentialRequest::UpdateCredentialRequest(const UpdateCredentialRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  username_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.username().empty()) {
-    username_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.username_);
-  }
-  oldpassword_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.oldpassword().empty()) {
-    oldpassword_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.oldpassword_);
-  }
-  newpassword_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.newpassword().empty()) {
-    newpassword_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.newpassword_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  ::memcpy(&created_utc_timestamps_, &from.created_utc_timestamps_,
-    static_cast<size_t>(reinterpret_cast<char*>(&modified_utc_timestamps_) -
-    reinterpret_cast<char*>(&created_utc_timestamps_)) + sizeof(modified_utc_timestamps_));
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.UpdateCredentialRequest)
-}
-
-void UpdateCredentialRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_UpdateCredentialRequest_milvus_2eproto.base);
-  username_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  oldpassword_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  newpassword_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  ::memset(&base_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&modified_utc_timestamps_) -
-      reinterpret_cast<char*>(&base_)) + sizeof(modified_utc_timestamps_));
-}
-
-UpdateCredentialRequest::~UpdateCredentialRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.UpdateCredentialRequest)
-  SharedDtor();
-}
-
-void UpdateCredentialRequest::SharedDtor() {
-  username_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  oldpassword_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  newpassword_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void UpdateCredentialRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const UpdateCredentialRequest& UpdateCredentialRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_UpdateCredentialRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void UpdateCredentialRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.UpdateCredentialRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  username_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  oldpassword_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  newpassword_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  ::memset(&created_utc_timestamps_, 0, static_cast<size_t>(
-      reinterpret_cast<char*>(&modified_utc_timestamps_) -
-      reinterpret_cast<char*>(&created_utc_timestamps_)) + sizeof(modified_utc_timestamps_));
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* UpdateCredentialRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string username = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_username(), ptr, ctx, "milvus.proto.milvus.UpdateCredentialRequest.username");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string oldPassword = 3;
-      case 3:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 26)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_oldpassword(), ptr, ctx, "milvus.proto.milvus.UpdateCredentialRequest.oldPassword");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string newPassword = 4;
-      case 4:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 34)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_newpassword(), ptr, ctx, "milvus.proto.milvus.UpdateCredentialRequest.newPassword");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // uint64 created_utc_timestamps = 5;
-      case 5:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 40)) {
-          created_utc_timestamps_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // uint64 modified_utc_timestamps = 6;
-      case 6:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 48)) {
-          modified_utc_timestamps_ = ::PROTOBUF_NAMESPACE_ID::internal::ReadVarint(&ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool UpdateCredentialRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.UpdateCredentialRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string username = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_username()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->username().data(), static_cast<int>(this->username().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.UpdateCredentialRequest.username"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string oldPassword = 3;
-      case 3: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (26 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_oldpassword()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->oldpassword().data(), static_cast<int>(this->oldpassword().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.UpdateCredentialRequest.oldPassword"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string newPassword = 4;
-      case 4: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (34 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_newpassword()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->newpassword().data(), static_cast<int>(this->newpassword().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.UpdateCredentialRequest.newPassword"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // uint64 created_utc_timestamps = 5;
-      case 5: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (40 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::uint64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_UINT64>(
-                 input, &created_utc_timestamps_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // uint64 modified_utc_timestamps = 6;
-      case 6: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (48 & 0xFF)) {
-
-          DO_((::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadPrimitive<
-                   ::PROTOBUF_NAMESPACE_ID::uint64, ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_UINT64>(
-                 input, &modified_utc_timestamps_)));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.UpdateCredentialRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.UpdateCredentialRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void UpdateCredentialRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.UpdateCredentialRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // string username = 2;
-  if (this->username().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->username().data(), static_cast<int>(this->username().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.UpdateCredentialRequest.username");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->username(), output);
-  }
-
-  // string oldPassword = 3;
-  if (this->oldpassword().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->oldpassword().data(), static_cast<int>(this->oldpassword().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.UpdateCredentialRequest.oldPassword");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      3, this->oldpassword(), output);
-  }
-
-  // string newPassword = 4;
-  if (this->newpassword().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->newpassword().data(), static_cast<int>(this->newpassword().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.UpdateCredentialRequest.newPassword");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      4, this->newpassword(), output);
-  }
-
-  // uint64 created_utc_timestamps = 5;
-  if (this->created_utc_timestamps() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt64(5, this->created_utc_timestamps(), output);
-  }
-
-  // uint64 modified_utc_timestamps = 6;
-  if (this->modified_utc_timestamps() != 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt64(6, this->modified_utc_timestamps(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.UpdateCredentialRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* UpdateCredentialRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.UpdateCredentialRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // string username = 2;
-  if (this->username().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->username().data(), static_cast<int>(this->username().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.UpdateCredentialRequest.username");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->username(), target);
-  }
-
-  // string oldPassword = 3;
-  if (this->oldpassword().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->oldpassword().data(), static_cast<int>(this->oldpassword().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.UpdateCredentialRequest.oldPassword");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        3, this->oldpassword(), target);
-  }
-
-  // string newPassword = 4;
-  if (this->newpassword().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->newpassword().data(), static_cast<int>(this->newpassword().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.UpdateCredentialRequest.newPassword");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        4, this->newpassword(), target);
-  }
-
-  // uint64 created_utc_timestamps = 5;
-  if (this->created_utc_timestamps() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt64ToArray(5, this->created_utc_timestamps(), target);
-  }
-
-  // uint64 modified_utc_timestamps = 6;
-  if (this->modified_utc_timestamps() != 0) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteUInt64ToArray(6, this->modified_utc_timestamps(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.UpdateCredentialRequest)
-  return target;
-}
-
-size_t UpdateCredentialRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.UpdateCredentialRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // string username = 2;
-  if (this->username().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->username());
-  }
-
-  // string oldPassword = 3;
-  if (this->oldpassword().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->oldpassword());
-  }
-
-  // string newPassword = 4;
-  if (this->newpassword().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->newpassword());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  // uint64 created_utc_timestamps = 5;
-  if (this->created_utc_timestamps() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::UInt64Size(
-        this->created_utc_timestamps());
-  }
-
-  // uint64 modified_utc_timestamps = 6;
-  if (this->modified_utc_timestamps() != 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::UInt64Size(
-        this->modified_utc_timestamps());
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void UpdateCredentialRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.UpdateCredentialRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const UpdateCredentialRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<UpdateCredentialRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.UpdateCredentialRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.UpdateCredentialRequest)
-    MergeFrom(*source);
-  }
-}
-
-void UpdateCredentialRequest::MergeFrom(const UpdateCredentialRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.UpdateCredentialRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.username().size() > 0) {
-
-    username_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.username_);
-  }
-  if (from.oldpassword().size() > 0) {
-
-    oldpassword_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.oldpassword_);
-  }
-  if (from.newpassword().size() > 0) {
-
-    newpassword_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.newpassword_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-  if (from.created_utc_timestamps() != 0) {
-    set_created_utc_timestamps(from.created_utc_timestamps());
-  }
-  if (from.modified_utc_timestamps() != 0) {
-    set_modified_utc_timestamps(from.modified_utc_timestamps());
-  }
-}
-
-void UpdateCredentialRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.UpdateCredentialRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void UpdateCredentialRequest::CopyFrom(const UpdateCredentialRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.UpdateCredentialRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool UpdateCredentialRequest::IsInitialized() const {
-  return true;
-}
-
-void UpdateCredentialRequest::InternalSwap(UpdateCredentialRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  username_.Swap(&other->username_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  oldpassword_.Swap(&other->oldpassword_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  newpassword_.Swap(&other->newpassword_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-  swap(created_utc_timestamps_, other->created_utc_timestamps_);
-  swap(modified_utc_timestamps_, other->modified_utc_timestamps_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata UpdateCredentialRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void DeleteCredentialRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_DeleteCredentialRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class DeleteCredentialRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const DeleteCredentialRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-DeleteCredentialRequest::_Internal::base(const DeleteCredentialRequest* msg) {
-  return *msg->base_;
-}
-void DeleteCredentialRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-DeleteCredentialRequest::DeleteCredentialRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.DeleteCredentialRequest)
-}
-DeleteCredentialRequest::DeleteCredentialRequest(const DeleteCredentialRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  username_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (!from.username().empty()) {
-    username_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.username_);
-  }
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.DeleteCredentialRequest)
-}
-
-void DeleteCredentialRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_DeleteCredentialRequest_milvus_2eproto.base);
-  username_.UnsafeSetDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  base_ = nullptr;
-}
-
-DeleteCredentialRequest::~DeleteCredentialRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.DeleteCredentialRequest)
-  SharedDtor();
-}
-
-void DeleteCredentialRequest::SharedDtor() {
-  username_.DestroyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (this != internal_default_instance()) delete base_;
-}
-
-void DeleteCredentialRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const DeleteCredentialRequest& DeleteCredentialRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_DeleteCredentialRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void DeleteCredentialRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.DeleteCredentialRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  username_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* DeleteCredentialRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // string username = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(mutable_username(), ptr, ctx, "milvus.proto.milvus.DeleteCredentialRequest.username");
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool DeleteCredentialRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.DeleteCredentialRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // string username = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->mutable_username()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->username().data(), static_cast<int>(this->username().length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.DeleteCredentialRequest.username"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.DeleteCredentialRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.DeleteCredentialRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void DeleteCredentialRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.DeleteCredentialRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  // string username = 2;
-  if (this->username().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->username().data(), static_cast<int>(this->username().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DeleteCredentialRequest.username");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringMaybeAliased(
-      2, this->username(), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.DeleteCredentialRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* DeleteCredentialRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.DeleteCredentialRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  // string username = 2;
-  if (this->username().size() > 0) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->username().data(), static_cast<int>(this->username().length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.DeleteCredentialRequest.username");
-    target =
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteStringToArray(
-        2, this->username(), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.DeleteCredentialRequest)
-  return target;
-}
-
-size_t DeleteCredentialRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.DeleteCredentialRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // string username = 2;
-  if (this->username().size() > 0) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-        this->username());
-  }
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void DeleteCredentialRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.DeleteCredentialRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const DeleteCredentialRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<DeleteCredentialRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.DeleteCredentialRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.DeleteCredentialRequest)
-    MergeFrom(*source);
-  }
-}
-
-void DeleteCredentialRequest::MergeFrom(const DeleteCredentialRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.DeleteCredentialRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.username().size() > 0) {
-
-    username_.AssignWithDefault(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), from.username_);
-  }
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-}
-
-void DeleteCredentialRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.DeleteCredentialRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void DeleteCredentialRequest::CopyFrom(const DeleteCredentialRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.DeleteCredentialRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool DeleteCredentialRequest::IsInitialized() const {
-  return true;
-}
-
-void DeleteCredentialRequest::InternalSwap(DeleteCredentialRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  username_.Swap(&other->username_, &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-    GetArenaNoVirtual());
-  swap(base_, other->base_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata DeleteCredentialRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void ListCredUsersResponse::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_ListCredUsersResponse_default_instance_._instance.get_mutable()->status_ = const_cast< ::milvus::proto::common::Status*>(
-      ::milvus::proto::common::Status::internal_default_instance());
-}
-class ListCredUsersResponse::_Internal {
- public:
-  static const ::milvus::proto::common::Status& status(const ListCredUsersResponse* msg);
-};
-
-const ::milvus::proto::common::Status&
-ListCredUsersResponse::_Internal::status(const ListCredUsersResponse* msg) {
-  return *msg->status_;
-}
-void ListCredUsersResponse::clear_status() {
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-}
-ListCredUsersResponse::ListCredUsersResponse()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.ListCredUsersResponse)
-}
-ListCredUsersResponse::ListCredUsersResponse(const ListCredUsersResponse& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr),
-      usernames_(from.usernames_) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  if (from.has_status()) {
-    status_ = new ::milvus::proto::common::Status(*from.status_);
-  } else {
-    status_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.ListCredUsersResponse)
-}
-
-void ListCredUsersResponse::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_ListCredUsersResponse_milvus_2eproto.base);
-  status_ = nullptr;
-}
-
-ListCredUsersResponse::~ListCredUsersResponse() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.ListCredUsersResponse)
-  SharedDtor();
-}
-
-void ListCredUsersResponse::SharedDtor() {
-  if (this != internal_default_instance()) delete status_;
-}
-
-void ListCredUsersResponse::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const ListCredUsersResponse& ListCredUsersResponse::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_ListCredUsersResponse_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void ListCredUsersResponse::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.ListCredUsersResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  usernames_.Clear();
-  if (GetArenaNoVirtual() == nullptr && status_ != nullptr) {
-    delete status_;
-  }
-  status_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* ListCredUsersResponse::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.Status status = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_status(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      // repeated string usernames = 2;
-      case 2:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 18)) {
-          ptr -= 1;
-          do {
-            ptr += 1;
-            ptr = ::PROTOBUF_NAMESPACE_ID::internal::InlineGreedyStringParserUTF8(add_usernames(), ptr, ctx, "milvus.proto.milvus.ListCredUsersResponse.usernames");
-            CHK_(ptr);
-            if (!ctx->DataAvailable(ptr)) break;
-          } while (::PROTOBUF_NAMESPACE_ID::internal::UnalignedLoad<::PROTOBUF_NAMESPACE_ID::uint8>(ptr) == 18);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool ListCredUsersResponse::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.ListCredUsersResponse)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.Status status = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_status()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      // repeated string usernames = 2;
-      case 2: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (18 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadString(
-                input, this->add_usernames()));
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-            this->usernames(this->usernames_size() - 1).data(),
-            static_cast<int>(this->usernames(this->usernames_size() - 1).length()),
-            ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE,
-            "milvus.proto.milvus.ListCredUsersResponse.usernames"));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.ListCredUsersResponse)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.ListCredUsersResponse)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void ListCredUsersResponse::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.ListCredUsersResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::status(this), output);
-  }
-
-  // repeated string usernames = 2;
-  for (int i = 0, n = this->usernames_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->usernames(i).data(), static_cast<int>(this->usernames(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ListCredUsersResponse.usernames");
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteString(
-      2, this->usernames(i), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.ListCredUsersResponse)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* ListCredUsersResponse::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.ListCredUsersResponse)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::status(this), target);
-  }
-
-  // repeated string usernames = 2;
-  for (int i = 0, n = this->usernames_size(); i < n; i++) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(
-      this->usernames(i).data(), static_cast<int>(this->usernames(i).length()),
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::SERIALIZE,
-      "milvus.proto.milvus.ListCredUsersResponse.usernames");
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      WriteStringToArray(2, this->usernames(i), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.ListCredUsersResponse)
-  return target;
-}
-
-size_t ListCredUsersResponse::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.ListCredUsersResponse)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // repeated string usernames = 2;
-  total_size += 1 *
-      ::PROTOBUF_NAMESPACE_ID::internal::FromIntSize(this->usernames_size());
-  for (int i = 0, n = this->usernames_size(); i < n; i++) {
-    total_size += ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::StringSize(
-      this->usernames(i));
-  }
-
-  // .milvus.proto.common.Status status = 1;
-  if (this->has_status()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *status_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void ListCredUsersResponse::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.ListCredUsersResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  const ListCredUsersResponse* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<ListCredUsersResponse>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.ListCredUsersResponse)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.ListCredUsersResponse)
-    MergeFrom(*source);
-  }
-}
-
-void ListCredUsersResponse::MergeFrom(const ListCredUsersResponse& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.ListCredUsersResponse)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  usernames_.MergeFrom(from.usernames_);
-  if (from.has_status()) {
-    mutable_status()->::milvus::proto::common::Status::MergeFrom(from.status());
-  }
-}
-
-void ListCredUsersResponse::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.ListCredUsersResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void ListCredUsersResponse::CopyFrom(const ListCredUsersResponse& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.ListCredUsersResponse)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool ListCredUsersResponse::IsInitialized() const {
-  return true;
-}
-
-void ListCredUsersResponse::InternalSwap(ListCredUsersResponse* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  usernames_.InternalSwap(CastToBase(&other->usernames_));
-  swap(status_, other->status_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata ListCredUsersResponse::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// ===================================================================
-
-void ListCredUsersRequest::InitAsDefaultInstance() {
-  ::milvus::proto::milvus::_ListCredUsersRequest_default_instance_._instance.get_mutable()->base_ = const_cast< ::milvus::proto::common::MsgBase*>(
-      ::milvus::proto::common::MsgBase::internal_default_instance());
-}
-class ListCredUsersRequest::_Internal {
- public:
-  static const ::milvus::proto::common::MsgBase& base(const ListCredUsersRequest* msg);
-};
-
-const ::milvus::proto::common::MsgBase&
-ListCredUsersRequest::_Internal::base(const ListCredUsersRequest* msg) {
-  return *msg->base_;
-}
-void ListCredUsersRequest::clear_base() {
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-}
-ListCredUsersRequest::ListCredUsersRequest()
-  : ::PROTOBUF_NAMESPACE_ID::Message(), _internal_metadata_(nullptr) {
-  SharedCtor();
-  // @@protoc_insertion_point(constructor:milvus.proto.milvus.ListCredUsersRequest)
-}
-ListCredUsersRequest::ListCredUsersRequest(const ListCredUsersRequest& from)
-  : ::PROTOBUF_NAMESPACE_ID::Message(),
-      _internal_metadata_(nullptr) {
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  if (from.has_base()) {
-    base_ = new ::milvus::proto::common::MsgBase(*from.base_);
-  } else {
-    base_ = nullptr;
-  }
-  // @@protoc_insertion_point(copy_constructor:milvus.proto.milvus.ListCredUsersRequest)
-}
-
-void ListCredUsersRequest::SharedCtor() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&scc_info_ListCredUsersRequest_milvus_2eproto.base);
-  base_ = nullptr;
-}
-
-ListCredUsersRequest::~ListCredUsersRequest() {
-  // @@protoc_insertion_point(destructor:milvus.proto.milvus.ListCredUsersRequest)
-  SharedDtor();
-}
-
-void ListCredUsersRequest::SharedDtor() {
-  if (this != internal_default_instance()) delete base_;
-}
-
-void ListCredUsersRequest::SetCachedSize(int size) const {
-  _cached_size_.Set(size);
-}
-const ListCredUsersRequest& ListCredUsersRequest::default_instance() {
-  ::PROTOBUF_NAMESPACE_ID::internal::InitSCC(&::scc_info_ListCredUsersRequest_milvus_2eproto.base);
-  return *internal_default_instance();
-}
-
-
-void ListCredUsersRequest::Clear() {
-// @@protoc_insertion_point(message_clear_start:milvus.proto.milvus.ListCredUsersRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  if (GetArenaNoVirtual() == nullptr && base_ != nullptr) {
-    delete base_;
-  }
-  base_ = nullptr;
-  _internal_metadata_.Clear();
-}
-
-#if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-const char* ListCredUsersRequest::_InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) {
-#define CHK_(x) if (PROTOBUF_PREDICT_FALSE(!(x))) goto failure
-  while (!ctx->Done(&ptr)) {
-    ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-    ptr = ::PROTOBUF_NAMESPACE_ID::internal::ReadTag(ptr, &tag);
-    CHK_(ptr);
-    switch (tag >> 3) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1:
-        if (PROTOBUF_PREDICT_TRUE(static_cast<::PROTOBUF_NAMESPACE_ID::uint8>(tag) == 10)) {
-          ptr = ctx->ParseMessage(mutable_base(), ptr);
-          CHK_(ptr);
-        } else goto handle_unusual;
-        continue;
-      default: {
-      handle_unusual:
-        if ((tag & 7) == 4 || tag == 0) {
-          ctx->SetLastTag(tag);
-          goto success;
-        }
-        ptr = UnknownFieldParse(tag, &_internal_metadata_, ptr, ctx);
-        CHK_(ptr != nullptr);
-        continue;
-      }
-    }  // switch
-  }  // while
-success:
-  return ptr;
-failure:
-  ptr = nullptr;
-  goto success;
-#undef CHK_
-}
-#else  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-bool ListCredUsersRequest::MergePartialFromCodedStream(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) {
-#define DO_(EXPRESSION) if (!PROTOBUF_PREDICT_TRUE(EXPRESSION)) goto failure
-  ::PROTOBUF_NAMESPACE_ID::uint32 tag;
-  // @@protoc_insertion_point(parse_start:milvus.proto.milvus.ListCredUsersRequest)
-  for (;;) {
-    ::std::pair<::PROTOBUF_NAMESPACE_ID::uint32, bool> p = input->ReadTagWithCutoffNoLastTag(127u);
-    tag = p.first;
-    if (!p.second) goto handle_unusual;
-    switch (::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::GetTagFieldNumber(tag)) {
-      // .milvus.proto.common.MsgBase base = 1;
-      case 1: {
-        if (static_cast< ::PROTOBUF_NAMESPACE_ID::uint8>(tag) == (10 & 0xFF)) {
-          DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::ReadMessage(
-               input, mutable_base()));
-        } else {
-          goto handle_unusual;
-        }
-        break;
-      }
-
-      default: {
-      handle_unusual:
-        if (tag == 0) {
-          goto success;
-        }
-        DO_(::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SkipField(
-              input, tag, _internal_metadata_.mutable_unknown_fields()));
-        break;
-      }
-    }
-  }
-success:
-  // @@protoc_insertion_point(parse_success:milvus.proto.milvus.ListCredUsersRequest)
-  return true;
-failure:
-  // @@protoc_insertion_point(parse_failure:milvus.proto.milvus.ListCredUsersRequest)
-  return false;
-#undef DO_
-}
-#endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-
-void ListCredUsersRequest::SerializeWithCachedSizes(
-    ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const {
-  // @@protoc_insertion_point(serialize_start:milvus.proto.milvus.ListCredUsersRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::WriteMessageMaybeToArray(
-      1, _Internal::base(this), output);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFields(
-        _internal_metadata_.unknown_fields(), output);
-  }
-  // @@protoc_insertion_point(serialize_end:milvus.proto.milvus.ListCredUsersRequest)
-}
-
-::PROTOBUF_NAMESPACE_ID::uint8* ListCredUsersRequest::InternalSerializeWithCachedSizesToArray(
-    ::PROTOBUF_NAMESPACE_ID::uint8* target) const {
-  // @@protoc_insertion_point(serialize_to_array_start:milvus.proto.milvus.ListCredUsersRequest)
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::
-      InternalWriteMessageToArray(
-        1, _Internal::base(this), target);
-  }
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    target = ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::SerializeUnknownFieldsToArray(
-        _internal_metadata_.unknown_fields(), target);
-  }
-  // @@protoc_insertion_point(serialize_to_array_end:milvus.proto.milvus.ListCredUsersRequest)
-  return target;
-}
-
-size_t ListCredUsersRequest::ByteSizeLong() const {
-// @@protoc_insertion_point(message_byte_size_start:milvus.proto.milvus.ListCredUsersRequest)
-  size_t total_size = 0;
-
-  if (_internal_metadata_.have_unknown_fields()) {
-    total_size +=
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormat::ComputeUnknownFieldsSize(
-        _internal_metadata_.unknown_fields());
-  }
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  // Prevent compiler warnings about cached_has_bits being unused
-  (void) cached_has_bits;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  if (this->has_base()) {
-    total_size += 1 +
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::MessageSize(
-        *base_);
-  }
-
-  int cached_size = ::PROTOBUF_NAMESPACE_ID::internal::ToCachedSize(total_size);
-  SetCachedSize(cached_size);
-  return total_size;
-}
-
-void ListCredUsersRequest::MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_merge_from_start:milvus.proto.milvus.ListCredUsersRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  const ListCredUsersRequest* source =
-      ::PROTOBUF_NAMESPACE_ID::DynamicCastToGenerated<ListCredUsersRequest>(
-          &from);
-  if (source == nullptr) {
-  // @@protoc_insertion_point(generalized_merge_from_cast_fail:milvus.proto.milvus.ListCredUsersRequest)
-    ::PROTOBUF_NAMESPACE_ID::internal::ReflectionOps::Merge(from, this);
-  } else {
-  // @@protoc_insertion_point(generalized_merge_from_cast_success:milvus.proto.milvus.ListCredUsersRequest)
-    MergeFrom(*source);
-  }
-}
-
-void ListCredUsersRequest::MergeFrom(const ListCredUsersRequest& from) {
-// @@protoc_insertion_point(class_specific_merge_from_start:milvus.proto.milvus.ListCredUsersRequest)
-  GOOGLE_DCHECK_NE(&from, this);
-  _internal_metadata_.MergeFrom(from._internal_metadata_);
-  ::PROTOBUF_NAMESPACE_ID::uint32 cached_has_bits = 0;
-  (void) cached_has_bits;
-
-  if (from.has_base()) {
-    mutable_base()->::milvus::proto::common::MsgBase::MergeFrom(from.base());
-  }
-}
-
-void ListCredUsersRequest::CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) {
-// @@protoc_insertion_point(generalized_copy_from_start:milvus.proto.milvus.ListCredUsersRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-void ListCredUsersRequest::CopyFrom(const ListCredUsersRequest& from) {
-// @@protoc_insertion_point(class_specific_copy_from_start:milvus.proto.milvus.ListCredUsersRequest)
-  if (&from == this) return;
-  Clear();
-  MergeFrom(from);
-}
-
-bool ListCredUsersRequest::IsInitialized() const {
-  return true;
-}
-
-void ListCredUsersRequest::InternalSwap(ListCredUsersRequest* other) {
-  using std::swap;
-  _internal_metadata_.Swap(&other->_internal_metadata_);
-  swap(base_, other->base_);
-}
-
-::PROTOBUF_NAMESPACE_ID::Metadata ListCredUsersRequest::GetMetadata() const {
-  return GetMetadataStatic();
-}
-
-
-// @@protoc_insertion_point(namespace_scope)
-}  // namespace milvus
-}  // namespace proto
-}  // namespace milvus
-PROTOBUF_NAMESPACE_OPEN
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::CreateAliasRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::CreateAliasRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::CreateAliasRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::DropAliasRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::DropAliasRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::DropAliasRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::AlterAliasRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::AlterAliasRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::AlterAliasRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::CreateCollectionRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::CreateCollectionRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::CreateCollectionRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::DropCollectionRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::DropCollectionRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::DropCollectionRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::HasCollectionRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::HasCollectionRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::HasCollectionRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::BoolResponse* Arena::CreateMaybeMessage< ::milvus::proto::milvus::BoolResponse >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::BoolResponse >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::StringResponse* Arena::CreateMaybeMessage< ::milvus::proto::milvus::StringResponse >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::StringResponse >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::DescribeCollectionRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::DescribeCollectionRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::DescribeCollectionRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::DescribeCollectionResponse* Arena::CreateMaybeMessage< ::milvus::proto::milvus::DescribeCollectionResponse >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::DescribeCollectionResponse >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::LoadCollectionRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::LoadCollectionRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::LoadCollectionRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::ReleaseCollectionRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::ReleaseCollectionRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::ReleaseCollectionRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::GetCollectionStatisticsRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::GetCollectionStatisticsRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::GetCollectionStatisticsRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::GetCollectionStatisticsResponse* Arena::CreateMaybeMessage< ::milvus::proto::milvus::GetCollectionStatisticsResponse >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::GetCollectionStatisticsResponse >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::ShowCollectionsRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::ShowCollectionsRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::ShowCollectionsRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::ShowCollectionsResponse* Arena::CreateMaybeMessage< ::milvus::proto::milvus::ShowCollectionsResponse >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::ShowCollectionsResponse >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::CreatePartitionRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::CreatePartitionRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::CreatePartitionRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::DropPartitionRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::DropPartitionRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::DropPartitionRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::HasPartitionRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::HasPartitionRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::HasPartitionRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::LoadPartitionsRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::LoadPartitionsRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::LoadPartitionsRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::ReleasePartitionsRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::ReleasePartitionsRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::ReleasePartitionsRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::GetPartitionStatisticsRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::GetPartitionStatisticsRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::GetPartitionStatisticsRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::GetPartitionStatisticsResponse* Arena::CreateMaybeMessage< ::milvus::proto::milvus::GetPartitionStatisticsResponse >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::GetPartitionStatisticsResponse >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::ShowPartitionsRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::ShowPartitionsRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::ShowPartitionsRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::ShowPartitionsResponse* Arena::CreateMaybeMessage< ::milvus::proto::milvus::ShowPartitionsResponse >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::ShowPartitionsResponse >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::DescribeSegmentRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::DescribeSegmentRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::DescribeSegmentRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::DescribeSegmentResponse* Arena::CreateMaybeMessage< ::milvus::proto::milvus::DescribeSegmentResponse >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::DescribeSegmentResponse >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::ShowSegmentsRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::ShowSegmentsRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::ShowSegmentsRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::ShowSegmentsResponse* Arena::CreateMaybeMessage< ::milvus::proto::milvus::ShowSegmentsResponse >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::ShowSegmentsResponse >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::CreateIndexRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::CreateIndexRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::CreateIndexRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::DescribeIndexRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::DescribeIndexRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::DescribeIndexRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::IndexDescription* Arena::CreateMaybeMessage< ::milvus::proto::milvus::IndexDescription >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::IndexDescription >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::DescribeIndexResponse* Arena::CreateMaybeMessage< ::milvus::proto::milvus::DescribeIndexResponse >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::DescribeIndexResponse >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::GetIndexBuildProgressRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::GetIndexBuildProgressRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::GetIndexBuildProgressRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::GetIndexBuildProgressResponse* Arena::CreateMaybeMessage< ::milvus::proto::milvus::GetIndexBuildProgressResponse >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::GetIndexBuildProgressResponse >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::GetIndexStateRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::GetIndexStateRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::GetIndexStateRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::GetIndexStateResponse* Arena::CreateMaybeMessage< ::milvus::proto::milvus::GetIndexStateResponse >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::GetIndexStateResponse >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::DropIndexRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::DropIndexRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::DropIndexRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::InsertRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::InsertRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::InsertRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::MutationResult* Arena::CreateMaybeMessage< ::milvus::proto::milvus::MutationResult >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::MutationResult >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::DeleteRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::DeleteRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::DeleteRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::PlaceholderValue* Arena::CreateMaybeMessage< ::milvus::proto::milvus::PlaceholderValue >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::PlaceholderValue >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::PlaceholderGroup* Arena::CreateMaybeMessage< ::milvus::proto::milvus::PlaceholderGroup >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::PlaceholderGroup >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::SearchRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::SearchRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::SearchRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::Hits* Arena::CreateMaybeMessage< ::milvus::proto::milvus::Hits >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::Hits >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::SearchResults* Arena::CreateMaybeMessage< ::milvus::proto::milvus::SearchResults >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::SearchResults >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::FlushRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::FlushRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::FlushRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::FlushResponse_CollSegIDsEntry_DoNotUse* Arena::CreateMaybeMessage< ::milvus::proto::milvus::FlushResponse_CollSegIDsEntry_DoNotUse >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::FlushResponse_CollSegIDsEntry_DoNotUse >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::FlushResponse* Arena::CreateMaybeMessage< ::milvus::proto::milvus::FlushResponse >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::FlushResponse >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::QueryRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::QueryRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::QueryRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::QueryResults* Arena::CreateMaybeMessage< ::milvus::proto::milvus::QueryResults >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::QueryResults >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::VectorIDs* Arena::CreateMaybeMessage< ::milvus::proto::milvus::VectorIDs >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::VectorIDs >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::VectorsArray* Arena::CreateMaybeMessage< ::milvus::proto::milvus::VectorsArray >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::VectorsArray >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::CalcDistanceRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::CalcDistanceRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::CalcDistanceRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::CalcDistanceResults* Arena::CreateMaybeMessage< ::milvus::proto::milvus::CalcDistanceResults >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::CalcDistanceResults >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::PersistentSegmentInfo* Arena::CreateMaybeMessage< ::milvus::proto::milvus::PersistentSegmentInfo >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::PersistentSegmentInfo >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::GetPersistentSegmentInfoRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::GetPersistentSegmentInfoRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::GetPersistentSegmentInfoRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::GetPersistentSegmentInfoResponse* Arena::CreateMaybeMessage< ::milvus::proto::milvus::GetPersistentSegmentInfoResponse >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::GetPersistentSegmentInfoResponse >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::QuerySegmentInfo* Arena::CreateMaybeMessage< ::milvus::proto::milvus::QuerySegmentInfo >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::QuerySegmentInfo >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::GetQuerySegmentInfoRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::GetQuerySegmentInfoRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::GetQuerySegmentInfoRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::GetQuerySegmentInfoResponse* Arena::CreateMaybeMessage< ::milvus::proto::milvus::GetQuerySegmentInfoResponse >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::GetQuerySegmentInfoResponse >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::DummyRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::DummyRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::DummyRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::DummyResponse* Arena::CreateMaybeMessage< ::milvus::proto::milvus::DummyResponse >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::DummyResponse >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::RegisterLinkRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::RegisterLinkRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::RegisterLinkRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::RegisterLinkResponse* Arena::CreateMaybeMessage< ::milvus::proto::milvus::RegisterLinkResponse >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::RegisterLinkResponse >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::GetMetricsRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::GetMetricsRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::GetMetricsRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::GetMetricsResponse* Arena::CreateMaybeMessage< ::milvus::proto::milvus::GetMetricsResponse >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::GetMetricsResponse >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::LoadBalanceRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::LoadBalanceRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::LoadBalanceRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::ManualCompactionRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::ManualCompactionRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::ManualCompactionRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::ManualCompactionResponse* Arena::CreateMaybeMessage< ::milvus::proto::milvus::ManualCompactionResponse >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::ManualCompactionResponse >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::GetCompactionStateRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::GetCompactionStateRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::GetCompactionStateRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::GetCompactionStateResponse* Arena::CreateMaybeMessage< ::milvus::proto::milvus::GetCompactionStateResponse >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::GetCompactionStateResponse >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::GetCompactionPlansRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::GetCompactionPlansRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::GetCompactionPlansRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::GetCompactionPlansResponse* Arena::CreateMaybeMessage< ::milvus::proto::milvus::GetCompactionPlansResponse >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::GetCompactionPlansResponse >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::CompactionMergeInfo* Arena::CreateMaybeMessage< ::milvus::proto::milvus::CompactionMergeInfo >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::CompactionMergeInfo >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::GetFlushStateRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::GetFlushStateRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::GetFlushStateRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::GetFlushStateResponse* Arena::CreateMaybeMessage< ::milvus::proto::milvus::GetFlushStateResponse >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::GetFlushStateResponse >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::ImportRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::ImportRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::ImportRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::ImportResponse* Arena::CreateMaybeMessage< ::milvus::proto::milvus::ImportResponse >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::ImportResponse >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::GetImportStateRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::GetImportStateRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::GetImportStateRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::GetImportStateResponse* Arena::CreateMaybeMessage< ::milvus::proto::milvus::GetImportStateResponse >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::GetImportStateResponse >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::ListImportTasksRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::ListImportTasksRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::ListImportTasksRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::ListImportTasksResponse* Arena::CreateMaybeMessage< ::milvus::proto::milvus::ListImportTasksResponse >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::ListImportTasksResponse >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::GetReplicasRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::GetReplicasRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::GetReplicasRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::GetReplicasResponse* Arena::CreateMaybeMessage< ::milvus::proto::milvus::GetReplicasResponse >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::GetReplicasResponse >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::ReplicaInfo* Arena::CreateMaybeMessage< ::milvus::proto::milvus::ReplicaInfo >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::ReplicaInfo >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::ShardReplica* Arena::CreateMaybeMessage< ::milvus::proto::milvus::ShardReplica >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::ShardReplica >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::CreateCredentialRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::CreateCredentialRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::CreateCredentialRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::UpdateCredentialRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::UpdateCredentialRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::UpdateCredentialRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::DeleteCredentialRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::DeleteCredentialRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::DeleteCredentialRequest >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::ListCredUsersResponse* Arena::CreateMaybeMessage< ::milvus::proto::milvus::ListCredUsersResponse >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::ListCredUsersResponse >(arena);
-}
-template<> PROTOBUF_NOINLINE ::milvus::proto::milvus::ListCredUsersRequest* Arena::CreateMaybeMessage< ::milvus::proto::milvus::ListCredUsersRequest >(Arena* arena) {
-  return Arena::CreateInternal< ::milvus::proto::milvus::ListCredUsersRequest >(arena);
-}
-PROTOBUF_NAMESPACE_CLOSE
-
-// @@protoc_insertion_point(global_scope)
-#include <google/protobuf/port_undef.inc>
diff --git a/internal/core/src/pb/milvus.pb.h b/internal/core/src/pb/milvus.pb.h
deleted file mode 100644
index cc7bb1683bd75a49ecf54ce87afe0468dd72d458..0000000000000000000000000000000000000000
--- a/internal/core/src/pb/milvus.pb.h
+++ /dev/null
@@ -1,29190 +0,0 @@
-// Generated by the protocol buffer compiler.  DO NOT EDIT!
-// source: milvus.proto
-
-#ifndef GOOGLE_PROTOBUF_INCLUDED_milvus_2eproto
-#define GOOGLE_PROTOBUF_INCLUDED_milvus_2eproto
-
-#include <limits>
-#include <string>
-
-#include <google/protobuf/port_def.inc>
-#if PROTOBUF_VERSION < 3009000
-#error This file was generated by a newer version of protoc which is
-#error incompatible with your Protocol Buffer headers. Please update
-#error your headers.
-#endif
-#if 3009000 < PROTOBUF_MIN_PROTOC_VERSION
-#error This file was generated by an older version of protoc which is
-#error incompatible with your Protocol Buffer headers. Please
-#error regenerate this file with a newer version of protoc.
-#endif
-
-#include <google/protobuf/port_undef.inc>
-#include <google/protobuf/io/coded_stream.h>
-#include <google/protobuf/arena.h>
-#include <google/protobuf/arenastring.h>
-#include <google/protobuf/generated_message_table_driven.h>
-#include <google/protobuf/generated_message_util.h>
-#include <google/protobuf/inlined_string_field.h>
-#include <google/protobuf/metadata.h>
-#include <google/protobuf/generated_message_reflection.h>
-#include <google/protobuf/message.h>
-#include <google/protobuf/repeated_field.h>  // IWYU pragma: export
-#include <google/protobuf/extension_set.h>  // IWYU pragma: export
-#include <google/protobuf/map.h>  // IWYU pragma: export
-#include <google/protobuf/map_entry.h>
-#include <google/protobuf/map_field_inl.h>
-#include <google/protobuf/generated_enum_reflection.h>
-#include <google/protobuf/unknown_field_set.h>
-#include "common.pb.h"
-#include "schema.pb.h"
-// @@protoc_insertion_point(includes)
-#include <google/protobuf/port_def.inc>
-#define PROTOBUF_INTERNAL_EXPORT_milvus_2eproto
-PROTOBUF_NAMESPACE_OPEN
-namespace internal {
-class AnyMetadata;
-}  // namespace internal
-PROTOBUF_NAMESPACE_CLOSE
-
-// Internal implementation detail -- do not use these members.
-struct TableStruct_milvus_2eproto {
-  static const ::PROTOBUF_NAMESPACE_ID::internal::ParseTableField entries[]
-    PROTOBUF_SECTION_VARIABLE(protodesc_cold);
-  static const ::PROTOBUF_NAMESPACE_ID::internal::AuxillaryParseTableField aux[]
-    PROTOBUF_SECTION_VARIABLE(protodesc_cold);
-  static const ::PROTOBUF_NAMESPACE_ID::internal::ParseTable schema[92]
-    PROTOBUF_SECTION_VARIABLE(protodesc_cold);
-  static const ::PROTOBUF_NAMESPACE_ID::internal::FieldMetadata field_metadata[];
-  static const ::PROTOBUF_NAMESPACE_ID::internal::SerializationTable serialization_table[];
-  static const ::PROTOBUF_NAMESPACE_ID::uint32 offsets[];
-};
-extern const ::PROTOBUF_NAMESPACE_ID::internal::DescriptorTable descriptor_table_milvus_2eproto;
-namespace milvus {
-namespace proto {
-namespace milvus {
-class AlterAliasRequest;
-class AlterAliasRequestDefaultTypeInternal;
-extern AlterAliasRequestDefaultTypeInternal _AlterAliasRequest_default_instance_;
-class BoolResponse;
-class BoolResponseDefaultTypeInternal;
-extern BoolResponseDefaultTypeInternal _BoolResponse_default_instance_;
-class CalcDistanceRequest;
-class CalcDistanceRequestDefaultTypeInternal;
-extern CalcDistanceRequestDefaultTypeInternal _CalcDistanceRequest_default_instance_;
-class CalcDistanceResults;
-class CalcDistanceResultsDefaultTypeInternal;
-extern CalcDistanceResultsDefaultTypeInternal _CalcDistanceResults_default_instance_;
-class CompactionMergeInfo;
-class CompactionMergeInfoDefaultTypeInternal;
-extern CompactionMergeInfoDefaultTypeInternal _CompactionMergeInfo_default_instance_;
-class CreateAliasRequest;
-class CreateAliasRequestDefaultTypeInternal;
-extern CreateAliasRequestDefaultTypeInternal _CreateAliasRequest_default_instance_;
-class CreateCollectionRequest;
-class CreateCollectionRequestDefaultTypeInternal;
-extern CreateCollectionRequestDefaultTypeInternal _CreateCollectionRequest_default_instance_;
-class CreateCredentialRequest;
-class CreateCredentialRequestDefaultTypeInternal;
-extern CreateCredentialRequestDefaultTypeInternal _CreateCredentialRequest_default_instance_;
-class CreateIndexRequest;
-class CreateIndexRequestDefaultTypeInternal;
-extern CreateIndexRequestDefaultTypeInternal _CreateIndexRequest_default_instance_;
-class CreatePartitionRequest;
-class CreatePartitionRequestDefaultTypeInternal;
-extern CreatePartitionRequestDefaultTypeInternal _CreatePartitionRequest_default_instance_;
-class DeleteCredentialRequest;
-class DeleteCredentialRequestDefaultTypeInternal;
-extern DeleteCredentialRequestDefaultTypeInternal _DeleteCredentialRequest_default_instance_;
-class DeleteRequest;
-class DeleteRequestDefaultTypeInternal;
-extern DeleteRequestDefaultTypeInternal _DeleteRequest_default_instance_;
-class DescribeCollectionRequest;
-class DescribeCollectionRequestDefaultTypeInternal;
-extern DescribeCollectionRequestDefaultTypeInternal _DescribeCollectionRequest_default_instance_;
-class DescribeCollectionResponse;
-class DescribeCollectionResponseDefaultTypeInternal;
-extern DescribeCollectionResponseDefaultTypeInternal _DescribeCollectionResponse_default_instance_;
-class DescribeIndexRequest;
-class DescribeIndexRequestDefaultTypeInternal;
-extern DescribeIndexRequestDefaultTypeInternal _DescribeIndexRequest_default_instance_;
-class DescribeIndexResponse;
-class DescribeIndexResponseDefaultTypeInternal;
-extern DescribeIndexResponseDefaultTypeInternal _DescribeIndexResponse_default_instance_;
-class DescribeSegmentRequest;
-class DescribeSegmentRequestDefaultTypeInternal;
-extern DescribeSegmentRequestDefaultTypeInternal _DescribeSegmentRequest_default_instance_;
-class DescribeSegmentResponse;
-class DescribeSegmentResponseDefaultTypeInternal;
-extern DescribeSegmentResponseDefaultTypeInternal _DescribeSegmentResponse_default_instance_;
-class DropAliasRequest;
-class DropAliasRequestDefaultTypeInternal;
-extern DropAliasRequestDefaultTypeInternal _DropAliasRequest_default_instance_;
-class DropCollectionRequest;
-class DropCollectionRequestDefaultTypeInternal;
-extern DropCollectionRequestDefaultTypeInternal _DropCollectionRequest_default_instance_;
-class DropIndexRequest;
-class DropIndexRequestDefaultTypeInternal;
-extern DropIndexRequestDefaultTypeInternal _DropIndexRequest_default_instance_;
-class DropPartitionRequest;
-class DropPartitionRequestDefaultTypeInternal;
-extern DropPartitionRequestDefaultTypeInternal _DropPartitionRequest_default_instance_;
-class DummyRequest;
-class DummyRequestDefaultTypeInternal;
-extern DummyRequestDefaultTypeInternal _DummyRequest_default_instance_;
-class DummyResponse;
-class DummyResponseDefaultTypeInternal;
-extern DummyResponseDefaultTypeInternal _DummyResponse_default_instance_;
-class FlushRequest;
-class FlushRequestDefaultTypeInternal;
-extern FlushRequestDefaultTypeInternal _FlushRequest_default_instance_;
-class FlushResponse;
-class FlushResponseDefaultTypeInternal;
-extern FlushResponseDefaultTypeInternal _FlushResponse_default_instance_;
-class FlushResponse_CollSegIDsEntry_DoNotUse;
-class FlushResponse_CollSegIDsEntry_DoNotUseDefaultTypeInternal;
-extern FlushResponse_CollSegIDsEntry_DoNotUseDefaultTypeInternal _FlushResponse_CollSegIDsEntry_DoNotUse_default_instance_;
-class GetCollectionStatisticsRequest;
-class GetCollectionStatisticsRequestDefaultTypeInternal;
-extern GetCollectionStatisticsRequestDefaultTypeInternal _GetCollectionStatisticsRequest_default_instance_;
-class GetCollectionStatisticsResponse;
-class GetCollectionStatisticsResponseDefaultTypeInternal;
-extern GetCollectionStatisticsResponseDefaultTypeInternal _GetCollectionStatisticsResponse_default_instance_;
-class GetCompactionPlansRequest;
-class GetCompactionPlansRequestDefaultTypeInternal;
-extern GetCompactionPlansRequestDefaultTypeInternal _GetCompactionPlansRequest_default_instance_;
-class GetCompactionPlansResponse;
-class GetCompactionPlansResponseDefaultTypeInternal;
-extern GetCompactionPlansResponseDefaultTypeInternal _GetCompactionPlansResponse_default_instance_;
-class GetCompactionStateRequest;
-class GetCompactionStateRequestDefaultTypeInternal;
-extern GetCompactionStateRequestDefaultTypeInternal _GetCompactionStateRequest_default_instance_;
-class GetCompactionStateResponse;
-class GetCompactionStateResponseDefaultTypeInternal;
-extern GetCompactionStateResponseDefaultTypeInternal _GetCompactionStateResponse_default_instance_;
-class GetFlushStateRequest;
-class GetFlushStateRequestDefaultTypeInternal;
-extern GetFlushStateRequestDefaultTypeInternal _GetFlushStateRequest_default_instance_;
-class GetFlushStateResponse;
-class GetFlushStateResponseDefaultTypeInternal;
-extern GetFlushStateResponseDefaultTypeInternal _GetFlushStateResponse_default_instance_;
-class GetImportStateRequest;
-class GetImportStateRequestDefaultTypeInternal;
-extern GetImportStateRequestDefaultTypeInternal _GetImportStateRequest_default_instance_;
-class GetImportStateResponse;
-class GetImportStateResponseDefaultTypeInternal;
-extern GetImportStateResponseDefaultTypeInternal _GetImportStateResponse_default_instance_;
-class GetIndexBuildProgressRequest;
-class GetIndexBuildProgressRequestDefaultTypeInternal;
-extern GetIndexBuildProgressRequestDefaultTypeInternal _GetIndexBuildProgressRequest_default_instance_;
-class GetIndexBuildProgressResponse;
-class GetIndexBuildProgressResponseDefaultTypeInternal;
-extern GetIndexBuildProgressResponseDefaultTypeInternal _GetIndexBuildProgressResponse_default_instance_;
-class GetIndexStateRequest;
-class GetIndexStateRequestDefaultTypeInternal;
-extern GetIndexStateRequestDefaultTypeInternal _GetIndexStateRequest_default_instance_;
-class GetIndexStateResponse;
-class GetIndexStateResponseDefaultTypeInternal;
-extern GetIndexStateResponseDefaultTypeInternal _GetIndexStateResponse_default_instance_;
-class GetMetricsRequest;
-class GetMetricsRequestDefaultTypeInternal;
-extern GetMetricsRequestDefaultTypeInternal _GetMetricsRequest_default_instance_;
-class GetMetricsResponse;
-class GetMetricsResponseDefaultTypeInternal;
-extern GetMetricsResponseDefaultTypeInternal _GetMetricsResponse_default_instance_;
-class GetPartitionStatisticsRequest;
-class GetPartitionStatisticsRequestDefaultTypeInternal;
-extern GetPartitionStatisticsRequestDefaultTypeInternal _GetPartitionStatisticsRequest_default_instance_;
-class GetPartitionStatisticsResponse;
-class GetPartitionStatisticsResponseDefaultTypeInternal;
-extern GetPartitionStatisticsResponseDefaultTypeInternal _GetPartitionStatisticsResponse_default_instance_;
-class GetPersistentSegmentInfoRequest;
-class GetPersistentSegmentInfoRequestDefaultTypeInternal;
-extern GetPersistentSegmentInfoRequestDefaultTypeInternal _GetPersistentSegmentInfoRequest_default_instance_;
-class GetPersistentSegmentInfoResponse;
-class GetPersistentSegmentInfoResponseDefaultTypeInternal;
-extern GetPersistentSegmentInfoResponseDefaultTypeInternal _GetPersistentSegmentInfoResponse_default_instance_;
-class GetQuerySegmentInfoRequest;
-class GetQuerySegmentInfoRequestDefaultTypeInternal;
-extern GetQuerySegmentInfoRequestDefaultTypeInternal _GetQuerySegmentInfoRequest_default_instance_;
-class GetQuerySegmentInfoResponse;
-class GetQuerySegmentInfoResponseDefaultTypeInternal;
-extern GetQuerySegmentInfoResponseDefaultTypeInternal _GetQuerySegmentInfoResponse_default_instance_;
-class GetReplicasRequest;
-class GetReplicasRequestDefaultTypeInternal;
-extern GetReplicasRequestDefaultTypeInternal _GetReplicasRequest_default_instance_;
-class GetReplicasResponse;
-class GetReplicasResponseDefaultTypeInternal;
-extern GetReplicasResponseDefaultTypeInternal _GetReplicasResponse_default_instance_;
-class HasCollectionRequest;
-class HasCollectionRequestDefaultTypeInternal;
-extern HasCollectionRequestDefaultTypeInternal _HasCollectionRequest_default_instance_;
-class HasPartitionRequest;
-class HasPartitionRequestDefaultTypeInternal;
-extern HasPartitionRequestDefaultTypeInternal _HasPartitionRequest_default_instance_;
-class Hits;
-class HitsDefaultTypeInternal;
-extern HitsDefaultTypeInternal _Hits_default_instance_;
-class ImportRequest;
-class ImportRequestDefaultTypeInternal;
-extern ImportRequestDefaultTypeInternal _ImportRequest_default_instance_;
-class ImportResponse;
-class ImportResponseDefaultTypeInternal;
-extern ImportResponseDefaultTypeInternal _ImportResponse_default_instance_;
-class IndexDescription;
-class IndexDescriptionDefaultTypeInternal;
-extern IndexDescriptionDefaultTypeInternal _IndexDescription_default_instance_;
-class InsertRequest;
-class InsertRequestDefaultTypeInternal;
-extern InsertRequestDefaultTypeInternal _InsertRequest_default_instance_;
-class ListCredUsersRequest;
-class ListCredUsersRequestDefaultTypeInternal;
-extern ListCredUsersRequestDefaultTypeInternal _ListCredUsersRequest_default_instance_;
-class ListCredUsersResponse;
-class ListCredUsersResponseDefaultTypeInternal;
-extern ListCredUsersResponseDefaultTypeInternal _ListCredUsersResponse_default_instance_;
-class ListImportTasksRequest;
-class ListImportTasksRequestDefaultTypeInternal;
-extern ListImportTasksRequestDefaultTypeInternal _ListImportTasksRequest_default_instance_;
-class ListImportTasksResponse;
-class ListImportTasksResponseDefaultTypeInternal;
-extern ListImportTasksResponseDefaultTypeInternal _ListImportTasksResponse_default_instance_;
-class LoadBalanceRequest;
-class LoadBalanceRequestDefaultTypeInternal;
-extern LoadBalanceRequestDefaultTypeInternal _LoadBalanceRequest_default_instance_;
-class LoadCollectionRequest;
-class LoadCollectionRequestDefaultTypeInternal;
-extern LoadCollectionRequestDefaultTypeInternal _LoadCollectionRequest_default_instance_;
-class LoadPartitionsRequest;
-class LoadPartitionsRequestDefaultTypeInternal;
-extern LoadPartitionsRequestDefaultTypeInternal _LoadPartitionsRequest_default_instance_;
-class ManualCompactionRequest;
-class ManualCompactionRequestDefaultTypeInternal;
-extern ManualCompactionRequestDefaultTypeInternal _ManualCompactionRequest_default_instance_;
-class ManualCompactionResponse;
-class ManualCompactionResponseDefaultTypeInternal;
-extern ManualCompactionResponseDefaultTypeInternal _ManualCompactionResponse_default_instance_;
-class MutationResult;
-class MutationResultDefaultTypeInternal;
-extern MutationResultDefaultTypeInternal _MutationResult_default_instance_;
-class PersistentSegmentInfo;
-class PersistentSegmentInfoDefaultTypeInternal;
-extern PersistentSegmentInfoDefaultTypeInternal _PersistentSegmentInfo_default_instance_;
-class PlaceholderGroup;
-class PlaceholderGroupDefaultTypeInternal;
-extern PlaceholderGroupDefaultTypeInternal _PlaceholderGroup_default_instance_;
-class PlaceholderValue;
-class PlaceholderValueDefaultTypeInternal;
-extern PlaceholderValueDefaultTypeInternal _PlaceholderValue_default_instance_;
-class QueryRequest;
-class QueryRequestDefaultTypeInternal;
-extern QueryRequestDefaultTypeInternal _QueryRequest_default_instance_;
-class QueryResults;
-class QueryResultsDefaultTypeInternal;
-extern QueryResultsDefaultTypeInternal _QueryResults_default_instance_;
-class QuerySegmentInfo;
-class QuerySegmentInfoDefaultTypeInternal;
-extern QuerySegmentInfoDefaultTypeInternal _QuerySegmentInfo_default_instance_;
-class RegisterLinkRequest;
-class RegisterLinkRequestDefaultTypeInternal;
-extern RegisterLinkRequestDefaultTypeInternal _RegisterLinkRequest_default_instance_;
-class RegisterLinkResponse;
-class RegisterLinkResponseDefaultTypeInternal;
-extern RegisterLinkResponseDefaultTypeInternal _RegisterLinkResponse_default_instance_;
-class ReleaseCollectionRequest;
-class ReleaseCollectionRequestDefaultTypeInternal;
-extern ReleaseCollectionRequestDefaultTypeInternal _ReleaseCollectionRequest_default_instance_;
-class ReleasePartitionsRequest;
-class ReleasePartitionsRequestDefaultTypeInternal;
-extern ReleasePartitionsRequestDefaultTypeInternal _ReleasePartitionsRequest_default_instance_;
-class ReplicaInfo;
-class ReplicaInfoDefaultTypeInternal;
-extern ReplicaInfoDefaultTypeInternal _ReplicaInfo_default_instance_;
-class SearchRequest;
-class SearchRequestDefaultTypeInternal;
-extern SearchRequestDefaultTypeInternal _SearchRequest_default_instance_;
-class SearchResults;
-class SearchResultsDefaultTypeInternal;
-extern SearchResultsDefaultTypeInternal _SearchResults_default_instance_;
-class ShardReplica;
-class ShardReplicaDefaultTypeInternal;
-extern ShardReplicaDefaultTypeInternal _ShardReplica_default_instance_;
-class ShowCollectionsRequest;
-class ShowCollectionsRequestDefaultTypeInternal;
-extern ShowCollectionsRequestDefaultTypeInternal _ShowCollectionsRequest_default_instance_;
-class ShowCollectionsResponse;
-class ShowCollectionsResponseDefaultTypeInternal;
-extern ShowCollectionsResponseDefaultTypeInternal _ShowCollectionsResponse_default_instance_;
-class ShowPartitionsRequest;
-class ShowPartitionsRequestDefaultTypeInternal;
-extern ShowPartitionsRequestDefaultTypeInternal _ShowPartitionsRequest_default_instance_;
-class ShowPartitionsResponse;
-class ShowPartitionsResponseDefaultTypeInternal;
-extern ShowPartitionsResponseDefaultTypeInternal _ShowPartitionsResponse_default_instance_;
-class ShowSegmentsRequest;
-class ShowSegmentsRequestDefaultTypeInternal;
-extern ShowSegmentsRequestDefaultTypeInternal _ShowSegmentsRequest_default_instance_;
-class ShowSegmentsResponse;
-class ShowSegmentsResponseDefaultTypeInternal;
-extern ShowSegmentsResponseDefaultTypeInternal _ShowSegmentsResponse_default_instance_;
-class StringResponse;
-class StringResponseDefaultTypeInternal;
-extern StringResponseDefaultTypeInternal _StringResponse_default_instance_;
-class UpdateCredentialRequest;
-class UpdateCredentialRequestDefaultTypeInternal;
-extern UpdateCredentialRequestDefaultTypeInternal _UpdateCredentialRequest_default_instance_;
-class VectorIDs;
-class VectorIDsDefaultTypeInternal;
-extern VectorIDsDefaultTypeInternal _VectorIDs_default_instance_;
-class VectorsArray;
-class VectorsArrayDefaultTypeInternal;
-extern VectorsArrayDefaultTypeInternal _VectorsArray_default_instance_;
-}  // namespace milvus
-}  // namespace proto
-}  // namespace milvus
-PROTOBUF_NAMESPACE_OPEN
-template<> ::milvus::proto::milvus::AlterAliasRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::AlterAliasRequest>(Arena*);
-template<> ::milvus::proto::milvus::BoolResponse* Arena::CreateMaybeMessage<::milvus::proto::milvus::BoolResponse>(Arena*);
-template<> ::milvus::proto::milvus::CalcDistanceRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::CalcDistanceRequest>(Arena*);
-template<> ::milvus::proto::milvus::CalcDistanceResults* Arena::CreateMaybeMessage<::milvus::proto::milvus::CalcDistanceResults>(Arena*);
-template<> ::milvus::proto::milvus::CompactionMergeInfo* Arena::CreateMaybeMessage<::milvus::proto::milvus::CompactionMergeInfo>(Arena*);
-template<> ::milvus::proto::milvus::CreateAliasRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::CreateAliasRequest>(Arena*);
-template<> ::milvus::proto::milvus::CreateCollectionRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::CreateCollectionRequest>(Arena*);
-template<> ::milvus::proto::milvus::CreateCredentialRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::CreateCredentialRequest>(Arena*);
-template<> ::milvus::proto::milvus::CreateIndexRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::CreateIndexRequest>(Arena*);
-template<> ::milvus::proto::milvus::CreatePartitionRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::CreatePartitionRequest>(Arena*);
-template<> ::milvus::proto::milvus::DeleteCredentialRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::DeleteCredentialRequest>(Arena*);
-template<> ::milvus::proto::milvus::DeleteRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::DeleteRequest>(Arena*);
-template<> ::milvus::proto::milvus::DescribeCollectionRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::DescribeCollectionRequest>(Arena*);
-template<> ::milvus::proto::milvus::DescribeCollectionResponse* Arena::CreateMaybeMessage<::milvus::proto::milvus::DescribeCollectionResponse>(Arena*);
-template<> ::milvus::proto::milvus::DescribeIndexRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::DescribeIndexRequest>(Arena*);
-template<> ::milvus::proto::milvus::DescribeIndexResponse* Arena::CreateMaybeMessage<::milvus::proto::milvus::DescribeIndexResponse>(Arena*);
-template<> ::milvus::proto::milvus::DescribeSegmentRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::DescribeSegmentRequest>(Arena*);
-template<> ::milvus::proto::milvus::DescribeSegmentResponse* Arena::CreateMaybeMessage<::milvus::proto::milvus::DescribeSegmentResponse>(Arena*);
-template<> ::milvus::proto::milvus::DropAliasRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::DropAliasRequest>(Arena*);
-template<> ::milvus::proto::milvus::DropCollectionRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::DropCollectionRequest>(Arena*);
-template<> ::milvus::proto::milvus::DropIndexRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::DropIndexRequest>(Arena*);
-template<> ::milvus::proto::milvus::DropPartitionRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::DropPartitionRequest>(Arena*);
-template<> ::milvus::proto::milvus::DummyRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::DummyRequest>(Arena*);
-template<> ::milvus::proto::milvus::DummyResponse* Arena::CreateMaybeMessage<::milvus::proto::milvus::DummyResponse>(Arena*);
-template<> ::milvus::proto::milvus::FlushRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::FlushRequest>(Arena*);
-template<> ::milvus::proto::milvus::FlushResponse* Arena::CreateMaybeMessage<::milvus::proto::milvus::FlushResponse>(Arena*);
-template<> ::milvus::proto::milvus::FlushResponse_CollSegIDsEntry_DoNotUse* Arena::CreateMaybeMessage<::milvus::proto::milvus::FlushResponse_CollSegIDsEntry_DoNotUse>(Arena*);
-template<> ::milvus::proto::milvus::GetCollectionStatisticsRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::GetCollectionStatisticsRequest>(Arena*);
-template<> ::milvus::proto::milvus::GetCollectionStatisticsResponse* Arena::CreateMaybeMessage<::milvus::proto::milvus::GetCollectionStatisticsResponse>(Arena*);
-template<> ::milvus::proto::milvus::GetCompactionPlansRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::GetCompactionPlansRequest>(Arena*);
-template<> ::milvus::proto::milvus::GetCompactionPlansResponse* Arena::CreateMaybeMessage<::milvus::proto::milvus::GetCompactionPlansResponse>(Arena*);
-template<> ::milvus::proto::milvus::GetCompactionStateRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::GetCompactionStateRequest>(Arena*);
-template<> ::milvus::proto::milvus::GetCompactionStateResponse* Arena::CreateMaybeMessage<::milvus::proto::milvus::GetCompactionStateResponse>(Arena*);
-template<> ::milvus::proto::milvus::GetFlushStateRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::GetFlushStateRequest>(Arena*);
-template<> ::milvus::proto::milvus::GetFlushStateResponse* Arena::CreateMaybeMessage<::milvus::proto::milvus::GetFlushStateResponse>(Arena*);
-template<> ::milvus::proto::milvus::GetImportStateRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::GetImportStateRequest>(Arena*);
-template<> ::milvus::proto::milvus::GetImportStateResponse* Arena::CreateMaybeMessage<::milvus::proto::milvus::GetImportStateResponse>(Arena*);
-template<> ::milvus::proto::milvus::GetIndexBuildProgressRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::GetIndexBuildProgressRequest>(Arena*);
-template<> ::milvus::proto::milvus::GetIndexBuildProgressResponse* Arena::CreateMaybeMessage<::milvus::proto::milvus::GetIndexBuildProgressResponse>(Arena*);
-template<> ::milvus::proto::milvus::GetIndexStateRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::GetIndexStateRequest>(Arena*);
-template<> ::milvus::proto::milvus::GetIndexStateResponse* Arena::CreateMaybeMessage<::milvus::proto::milvus::GetIndexStateResponse>(Arena*);
-template<> ::milvus::proto::milvus::GetMetricsRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::GetMetricsRequest>(Arena*);
-template<> ::milvus::proto::milvus::GetMetricsResponse* Arena::CreateMaybeMessage<::milvus::proto::milvus::GetMetricsResponse>(Arena*);
-template<> ::milvus::proto::milvus::GetPartitionStatisticsRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::GetPartitionStatisticsRequest>(Arena*);
-template<> ::milvus::proto::milvus::GetPartitionStatisticsResponse* Arena::CreateMaybeMessage<::milvus::proto::milvus::GetPartitionStatisticsResponse>(Arena*);
-template<> ::milvus::proto::milvus::GetPersistentSegmentInfoRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::GetPersistentSegmentInfoRequest>(Arena*);
-template<> ::milvus::proto::milvus::GetPersistentSegmentInfoResponse* Arena::CreateMaybeMessage<::milvus::proto::milvus::GetPersistentSegmentInfoResponse>(Arena*);
-template<> ::milvus::proto::milvus::GetQuerySegmentInfoRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::GetQuerySegmentInfoRequest>(Arena*);
-template<> ::milvus::proto::milvus::GetQuerySegmentInfoResponse* Arena::CreateMaybeMessage<::milvus::proto::milvus::GetQuerySegmentInfoResponse>(Arena*);
-template<> ::milvus::proto::milvus::GetReplicasRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::GetReplicasRequest>(Arena*);
-template<> ::milvus::proto::milvus::GetReplicasResponse* Arena::CreateMaybeMessage<::milvus::proto::milvus::GetReplicasResponse>(Arena*);
-template<> ::milvus::proto::milvus::HasCollectionRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::HasCollectionRequest>(Arena*);
-template<> ::milvus::proto::milvus::HasPartitionRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::HasPartitionRequest>(Arena*);
-template<> ::milvus::proto::milvus::Hits* Arena::CreateMaybeMessage<::milvus::proto::milvus::Hits>(Arena*);
-template<> ::milvus::proto::milvus::ImportRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::ImportRequest>(Arena*);
-template<> ::milvus::proto::milvus::ImportResponse* Arena::CreateMaybeMessage<::milvus::proto::milvus::ImportResponse>(Arena*);
-template<> ::milvus::proto::milvus::IndexDescription* Arena::CreateMaybeMessage<::milvus::proto::milvus::IndexDescription>(Arena*);
-template<> ::milvus::proto::milvus::InsertRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::InsertRequest>(Arena*);
-template<> ::milvus::proto::milvus::ListCredUsersRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::ListCredUsersRequest>(Arena*);
-template<> ::milvus::proto::milvus::ListCredUsersResponse* Arena::CreateMaybeMessage<::milvus::proto::milvus::ListCredUsersResponse>(Arena*);
-template<> ::milvus::proto::milvus::ListImportTasksRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::ListImportTasksRequest>(Arena*);
-template<> ::milvus::proto::milvus::ListImportTasksResponse* Arena::CreateMaybeMessage<::milvus::proto::milvus::ListImportTasksResponse>(Arena*);
-template<> ::milvus::proto::milvus::LoadBalanceRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::LoadBalanceRequest>(Arena*);
-template<> ::milvus::proto::milvus::LoadCollectionRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::LoadCollectionRequest>(Arena*);
-template<> ::milvus::proto::milvus::LoadPartitionsRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::LoadPartitionsRequest>(Arena*);
-template<> ::milvus::proto::milvus::ManualCompactionRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::ManualCompactionRequest>(Arena*);
-template<> ::milvus::proto::milvus::ManualCompactionResponse* Arena::CreateMaybeMessage<::milvus::proto::milvus::ManualCompactionResponse>(Arena*);
-template<> ::milvus::proto::milvus::MutationResult* Arena::CreateMaybeMessage<::milvus::proto::milvus::MutationResult>(Arena*);
-template<> ::milvus::proto::milvus::PersistentSegmentInfo* Arena::CreateMaybeMessage<::milvus::proto::milvus::PersistentSegmentInfo>(Arena*);
-template<> ::milvus::proto::milvus::PlaceholderGroup* Arena::CreateMaybeMessage<::milvus::proto::milvus::PlaceholderGroup>(Arena*);
-template<> ::milvus::proto::milvus::PlaceholderValue* Arena::CreateMaybeMessage<::milvus::proto::milvus::PlaceholderValue>(Arena*);
-template<> ::milvus::proto::milvus::QueryRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::QueryRequest>(Arena*);
-template<> ::milvus::proto::milvus::QueryResults* Arena::CreateMaybeMessage<::milvus::proto::milvus::QueryResults>(Arena*);
-template<> ::milvus::proto::milvus::QuerySegmentInfo* Arena::CreateMaybeMessage<::milvus::proto::milvus::QuerySegmentInfo>(Arena*);
-template<> ::milvus::proto::milvus::RegisterLinkRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::RegisterLinkRequest>(Arena*);
-template<> ::milvus::proto::milvus::RegisterLinkResponse* Arena::CreateMaybeMessage<::milvus::proto::milvus::RegisterLinkResponse>(Arena*);
-template<> ::milvus::proto::milvus::ReleaseCollectionRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::ReleaseCollectionRequest>(Arena*);
-template<> ::milvus::proto::milvus::ReleasePartitionsRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::ReleasePartitionsRequest>(Arena*);
-template<> ::milvus::proto::milvus::ReplicaInfo* Arena::CreateMaybeMessage<::milvus::proto::milvus::ReplicaInfo>(Arena*);
-template<> ::milvus::proto::milvus::SearchRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::SearchRequest>(Arena*);
-template<> ::milvus::proto::milvus::SearchResults* Arena::CreateMaybeMessage<::milvus::proto::milvus::SearchResults>(Arena*);
-template<> ::milvus::proto::milvus::ShardReplica* Arena::CreateMaybeMessage<::milvus::proto::milvus::ShardReplica>(Arena*);
-template<> ::milvus::proto::milvus::ShowCollectionsRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::ShowCollectionsRequest>(Arena*);
-template<> ::milvus::proto::milvus::ShowCollectionsResponse* Arena::CreateMaybeMessage<::milvus::proto::milvus::ShowCollectionsResponse>(Arena*);
-template<> ::milvus::proto::milvus::ShowPartitionsRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::ShowPartitionsRequest>(Arena*);
-template<> ::milvus::proto::milvus::ShowPartitionsResponse* Arena::CreateMaybeMessage<::milvus::proto::milvus::ShowPartitionsResponse>(Arena*);
-template<> ::milvus::proto::milvus::ShowSegmentsRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::ShowSegmentsRequest>(Arena*);
-template<> ::milvus::proto::milvus::ShowSegmentsResponse* Arena::CreateMaybeMessage<::milvus::proto::milvus::ShowSegmentsResponse>(Arena*);
-template<> ::milvus::proto::milvus::StringResponse* Arena::CreateMaybeMessage<::milvus::proto::milvus::StringResponse>(Arena*);
-template<> ::milvus::proto::milvus::UpdateCredentialRequest* Arena::CreateMaybeMessage<::milvus::proto::milvus::UpdateCredentialRequest>(Arena*);
-template<> ::milvus::proto::milvus::VectorIDs* Arena::CreateMaybeMessage<::milvus::proto::milvus::VectorIDs>(Arena*);
-template<> ::milvus::proto::milvus::VectorsArray* Arena::CreateMaybeMessage<::milvus::proto::milvus::VectorsArray>(Arena*);
-PROTOBUF_NAMESPACE_CLOSE
-namespace milvus {
-namespace proto {
-namespace milvus {
-
-enum ShowType : int {
-  All = 0,
-  InMemory = 1,
-  ShowType_INT_MIN_SENTINEL_DO_NOT_USE_ = std::numeric_limits<::PROTOBUF_NAMESPACE_ID::int32>::min(),
-  ShowType_INT_MAX_SENTINEL_DO_NOT_USE_ = std::numeric_limits<::PROTOBUF_NAMESPACE_ID::int32>::max()
-};
-bool ShowType_IsValid(int value);
-constexpr ShowType ShowType_MIN = All;
-constexpr ShowType ShowType_MAX = InMemory;
-constexpr int ShowType_ARRAYSIZE = ShowType_MAX + 1;
-
-const ::PROTOBUF_NAMESPACE_ID::EnumDescriptor* ShowType_descriptor();
-template<typename T>
-inline const std::string& ShowType_Name(T enum_t_value) {
-  static_assert(::std::is_same<T, ShowType>::value ||
-    ::std::is_integral<T>::value,
-    "Incorrect type passed to function ShowType_Name.");
-  return ::PROTOBUF_NAMESPACE_ID::internal::NameOfEnum(
-    ShowType_descriptor(), enum_t_value);
-}
-inline bool ShowType_Parse(
-    const std::string& name, ShowType* value) {
-  return ::PROTOBUF_NAMESPACE_ID::internal::ParseNamedEnum<ShowType>(
-    ShowType_descriptor(), name, value);
-}
-enum PlaceholderType : int {
-  None = 0,
-  BinaryVector = 100,
-  FloatVector = 101,
-  PlaceholderType_INT_MIN_SENTINEL_DO_NOT_USE_ = std::numeric_limits<::PROTOBUF_NAMESPACE_ID::int32>::min(),
-  PlaceholderType_INT_MAX_SENTINEL_DO_NOT_USE_ = std::numeric_limits<::PROTOBUF_NAMESPACE_ID::int32>::max()
-};
-bool PlaceholderType_IsValid(int value);
-constexpr PlaceholderType PlaceholderType_MIN = None;
-constexpr PlaceholderType PlaceholderType_MAX = FloatVector;
-constexpr int PlaceholderType_ARRAYSIZE = PlaceholderType_MAX + 1;
-
-const ::PROTOBUF_NAMESPACE_ID::EnumDescriptor* PlaceholderType_descriptor();
-template<typename T>
-inline const std::string& PlaceholderType_Name(T enum_t_value) {
-  static_assert(::std::is_same<T, PlaceholderType>::value ||
-    ::std::is_integral<T>::value,
-    "Incorrect type passed to function PlaceholderType_Name.");
-  return ::PROTOBUF_NAMESPACE_ID::internal::NameOfEnum(
-    PlaceholderType_descriptor(), enum_t_value);
-}
-inline bool PlaceholderType_Parse(
-    const std::string& name, PlaceholderType* value) {
-  return ::PROTOBUF_NAMESPACE_ID::internal::ParseNamedEnum<PlaceholderType>(
-    PlaceholderType_descriptor(), name, value);
-}
-// ===================================================================
-
-class CreateAliasRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.CreateAliasRequest) */ {
- public:
-  CreateAliasRequest();
-  virtual ~CreateAliasRequest();
-
-  CreateAliasRequest(const CreateAliasRequest& from);
-  CreateAliasRequest(CreateAliasRequest&& from) noexcept
-    : CreateAliasRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline CreateAliasRequest& operator=(const CreateAliasRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline CreateAliasRequest& operator=(CreateAliasRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const CreateAliasRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const CreateAliasRequest* internal_default_instance() {
-    return reinterpret_cast<const CreateAliasRequest*>(
-               &_CreateAliasRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    0;
-
-  friend void swap(CreateAliasRequest& a, CreateAliasRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(CreateAliasRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline CreateAliasRequest* New() const final {
-    return CreateMaybeMessage<CreateAliasRequest>(nullptr);
-  }
-
-  CreateAliasRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<CreateAliasRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const CreateAliasRequest& from);
-  void MergeFrom(const CreateAliasRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(CreateAliasRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.CreateAliasRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kDbNameFieldNumber = 2,
-    kCollectionNameFieldNumber = 3,
-    kAliasFieldNumber = 4,
-    kBaseFieldNumber = 1,
-  };
-  // string db_name = 2;
-  void clear_db_name();
-  const std::string& db_name() const;
-  void set_db_name(const std::string& value);
-  void set_db_name(std::string&& value);
-  void set_db_name(const char* value);
-  void set_db_name(const char* value, size_t size);
-  std::string* mutable_db_name();
-  std::string* release_db_name();
-  void set_allocated_db_name(std::string* db_name);
-
-  // string collection_name = 3;
-  void clear_collection_name();
-  const std::string& collection_name() const;
-  void set_collection_name(const std::string& value);
-  void set_collection_name(std::string&& value);
-  void set_collection_name(const char* value);
-  void set_collection_name(const char* value, size_t size);
-  std::string* mutable_collection_name();
-  std::string* release_collection_name();
-  void set_allocated_collection_name(std::string* collection_name);
-
-  // string alias = 4;
-  void clear_alias();
-  const std::string& alias() const;
-  void set_alias(const std::string& value);
-  void set_alias(std::string&& value);
-  void set_alias(const char* value);
-  void set_alias(const char* value, size_t size);
-  std::string* mutable_alias();
-  std::string* release_alias();
-  void set_allocated_alias(std::string* alias);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.CreateAliasRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr db_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr collection_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr alias_;
-  ::milvus::proto::common::MsgBase* base_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class DropAliasRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.DropAliasRequest) */ {
- public:
-  DropAliasRequest();
-  virtual ~DropAliasRequest();
-
-  DropAliasRequest(const DropAliasRequest& from);
-  DropAliasRequest(DropAliasRequest&& from) noexcept
-    : DropAliasRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline DropAliasRequest& operator=(const DropAliasRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline DropAliasRequest& operator=(DropAliasRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const DropAliasRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const DropAliasRequest* internal_default_instance() {
-    return reinterpret_cast<const DropAliasRequest*>(
-               &_DropAliasRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    1;
-
-  friend void swap(DropAliasRequest& a, DropAliasRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(DropAliasRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline DropAliasRequest* New() const final {
-    return CreateMaybeMessage<DropAliasRequest>(nullptr);
-  }
-
-  DropAliasRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<DropAliasRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const DropAliasRequest& from);
-  void MergeFrom(const DropAliasRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(DropAliasRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.DropAliasRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kDbNameFieldNumber = 2,
-    kAliasFieldNumber = 3,
-    kBaseFieldNumber = 1,
-  };
-  // string db_name = 2;
-  void clear_db_name();
-  const std::string& db_name() const;
-  void set_db_name(const std::string& value);
-  void set_db_name(std::string&& value);
-  void set_db_name(const char* value);
-  void set_db_name(const char* value, size_t size);
-  std::string* mutable_db_name();
-  std::string* release_db_name();
-  void set_allocated_db_name(std::string* db_name);
-
-  // string alias = 3;
-  void clear_alias();
-  const std::string& alias() const;
-  void set_alias(const std::string& value);
-  void set_alias(std::string&& value);
-  void set_alias(const char* value);
-  void set_alias(const char* value, size_t size);
-  std::string* mutable_alias();
-  std::string* release_alias();
-  void set_allocated_alias(std::string* alias);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.DropAliasRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr db_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr alias_;
-  ::milvus::proto::common::MsgBase* base_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class AlterAliasRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.AlterAliasRequest) */ {
- public:
-  AlterAliasRequest();
-  virtual ~AlterAliasRequest();
-
-  AlterAliasRequest(const AlterAliasRequest& from);
-  AlterAliasRequest(AlterAliasRequest&& from) noexcept
-    : AlterAliasRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline AlterAliasRequest& operator=(const AlterAliasRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline AlterAliasRequest& operator=(AlterAliasRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const AlterAliasRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const AlterAliasRequest* internal_default_instance() {
-    return reinterpret_cast<const AlterAliasRequest*>(
-               &_AlterAliasRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    2;
-
-  friend void swap(AlterAliasRequest& a, AlterAliasRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(AlterAliasRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline AlterAliasRequest* New() const final {
-    return CreateMaybeMessage<AlterAliasRequest>(nullptr);
-  }
-
-  AlterAliasRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<AlterAliasRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const AlterAliasRequest& from);
-  void MergeFrom(const AlterAliasRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(AlterAliasRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.AlterAliasRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kDbNameFieldNumber = 2,
-    kCollectionNameFieldNumber = 3,
-    kAliasFieldNumber = 4,
-    kBaseFieldNumber = 1,
-  };
-  // string db_name = 2;
-  void clear_db_name();
-  const std::string& db_name() const;
-  void set_db_name(const std::string& value);
-  void set_db_name(std::string&& value);
-  void set_db_name(const char* value);
-  void set_db_name(const char* value, size_t size);
-  std::string* mutable_db_name();
-  std::string* release_db_name();
-  void set_allocated_db_name(std::string* db_name);
-
-  // string collection_name = 3;
-  void clear_collection_name();
-  const std::string& collection_name() const;
-  void set_collection_name(const std::string& value);
-  void set_collection_name(std::string&& value);
-  void set_collection_name(const char* value);
-  void set_collection_name(const char* value, size_t size);
-  std::string* mutable_collection_name();
-  std::string* release_collection_name();
-  void set_allocated_collection_name(std::string* collection_name);
-
-  // string alias = 4;
-  void clear_alias();
-  const std::string& alias() const;
-  void set_alias(const std::string& value);
-  void set_alias(std::string&& value);
-  void set_alias(const char* value);
-  void set_alias(const char* value, size_t size);
-  std::string* mutable_alias();
-  std::string* release_alias();
-  void set_allocated_alias(std::string* alias);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.AlterAliasRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr db_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr collection_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr alias_;
-  ::milvus::proto::common::MsgBase* base_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class CreateCollectionRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.CreateCollectionRequest) */ {
- public:
-  CreateCollectionRequest();
-  virtual ~CreateCollectionRequest();
-
-  CreateCollectionRequest(const CreateCollectionRequest& from);
-  CreateCollectionRequest(CreateCollectionRequest&& from) noexcept
-    : CreateCollectionRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline CreateCollectionRequest& operator=(const CreateCollectionRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline CreateCollectionRequest& operator=(CreateCollectionRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const CreateCollectionRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const CreateCollectionRequest* internal_default_instance() {
-    return reinterpret_cast<const CreateCollectionRequest*>(
-               &_CreateCollectionRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    3;
-
-  friend void swap(CreateCollectionRequest& a, CreateCollectionRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(CreateCollectionRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline CreateCollectionRequest* New() const final {
-    return CreateMaybeMessage<CreateCollectionRequest>(nullptr);
-  }
-
-  CreateCollectionRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<CreateCollectionRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const CreateCollectionRequest& from);
-  void MergeFrom(const CreateCollectionRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(CreateCollectionRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.CreateCollectionRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kDbNameFieldNumber = 2,
-    kCollectionNameFieldNumber = 3,
-    kSchemaFieldNumber = 4,
-    kBaseFieldNumber = 1,
-    kShardsNumFieldNumber = 5,
-    kConsistencyLevelFieldNumber = 6,
-  };
-  // string db_name = 2;
-  void clear_db_name();
-  const std::string& db_name() const;
-  void set_db_name(const std::string& value);
-  void set_db_name(std::string&& value);
-  void set_db_name(const char* value);
-  void set_db_name(const char* value, size_t size);
-  std::string* mutable_db_name();
-  std::string* release_db_name();
-  void set_allocated_db_name(std::string* db_name);
-
-  // string collection_name = 3;
-  void clear_collection_name();
-  const std::string& collection_name() const;
-  void set_collection_name(const std::string& value);
-  void set_collection_name(std::string&& value);
-  void set_collection_name(const char* value);
-  void set_collection_name(const char* value, size_t size);
-  std::string* mutable_collection_name();
-  std::string* release_collection_name();
-  void set_allocated_collection_name(std::string* collection_name);
-
-  // bytes schema = 4;
-  void clear_schema();
-  const std::string& schema() const;
-  void set_schema(const std::string& value);
-  void set_schema(std::string&& value);
-  void set_schema(const char* value);
-  void set_schema(const void* value, size_t size);
-  std::string* mutable_schema();
-  std::string* release_schema();
-  void set_allocated_schema(std::string* schema);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // int32 shards_num = 5;
-  void clear_shards_num();
-  ::PROTOBUF_NAMESPACE_ID::int32 shards_num() const;
-  void set_shards_num(::PROTOBUF_NAMESPACE_ID::int32 value);
-
-  // .milvus.proto.common.ConsistencyLevel consistency_level = 6;
-  void clear_consistency_level();
-  ::milvus::proto::common::ConsistencyLevel consistency_level() const;
-  void set_consistency_level(::milvus::proto::common::ConsistencyLevel value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.CreateCollectionRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr db_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr collection_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr schema_;
-  ::milvus::proto::common::MsgBase* base_;
-  ::PROTOBUF_NAMESPACE_ID::int32 shards_num_;
-  int consistency_level_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class DropCollectionRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.DropCollectionRequest) */ {
- public:
-  DropCollectionRequest();
-  virtual ~DropCollectionRequest();
-
-  DropCollectionRequest(const DropCollectionRequest& from);
-  DropCollectionRequest(DropCollectionRequest&& from) noexcept
-    : DropCollectionRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline DropCollectionRequest& operator=(const DropCollectionRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline DropCollectionRequest& operator=(DropCollectionRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const DropCollectionRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const DropCollectionRequest* internal_default_instance() {
-    return reinterpret_cast<const DropCollectionRequest*>(
-               &_DropCollectionRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    4;
-
-  friend void swap(DropCollectionRequest& a, DropCollectionRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(DropCollectionRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline DropCollectionRequest* New() const final {
-    return CreateMaybeMessage<DropCollectionRequest>(nullptr);
-  }
-
-  DropCollectionRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<DropCollectionRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const DropCollectionRequest& from);
-  void MergeFrom(const DropCollectionRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(DropCollectionRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.DropCollectionRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kDbNameFieldNumber = 2,
-    kCollectionNameFieldNumber = 3,
-    kBaseFieldNumber = 1,
-  };
-  // string db_name = 2;
-  void clear_db_name();
-  const std::string& db_name() const;
-  void set_db_name(const std::string& value);
-  void set_db_name(std::string&& value);
-  void set_db_name(const char* value);
-  void set_db_name(const char* value, size_t size);
-  std::string* mutable_db_name();
-  std::string* release_db_name();
-  void set_allocated_db_name(std::string* db_name);
-
-  // string collection_name = 3;
-  void clear_collection_name();
-  const std::string& collection_name() const;
-  void set_collection_name(const std::string& value);
-  void set_collection_name(std::string&& value);
-  void set_collection_name(const char* value);
-  void set_collection_name(const char* value, size_t size);
-  std::string* mutable_collection_name();
-  std::string* release_collection_name();
-  void set_allocated_collection_name(std::string* collection_name);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.DropCollectionRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr db_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr collection_name_;
-  ::milvus::proto::common::MsgBase* base_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class HasCollectionRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.HasCollectionRequest) */ {
- public:
-  HasCollectionRequest();
-  virtual ~HasCollectionRequest();
-
-  HasCollectionRequest(const HasCollectionRequest& from);
-  HasCollectionRequest(HasCollectionRequest&& from) noexcept
-    : HasCollectionRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline HasCollectionRequest& operator=(const HasCollectionRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline HasCollectionRequest& operator=(HasCollectionRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const HasCollectionRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const HasCollectionRequest* internal_default_instance() {
-    return reinterpret_cast<const HasCollectionRequest*>(
-               &_HasCollectionRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    5;
-
-  friend void swap(HasCollectionRequest& a, HasCollectionRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(HasCollectionRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline HasCollectionRequest* New() const final {
-    return CreateMaybeMessage<HasCollectionRequest>(nullptr);
-  }
-
-  HasCollectionRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<HasCollectionRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const HasCollectionRequest& from);
-  void MergeFrom(const HasCollectionRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(HasCollectionRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.HasCollectionRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kDbNameFieldNumber = 2,
-    kCollectionNameFieldNumber = 3,
-    kBaseFieldNumber = 1,
-    kTimeStampFieldNumber = 4,
-  };
-  // string db_name = 2;
-  void clear_db_name();
-  const std::string& db_name() const;
-  void set_db_name(const std::string& value);
-  void set_db_name(std::string&& value);
-  void set_db_name(const char* value);
-  void set_db_name(const char* value, size_t size);
-  std::string* mutable_db_name();
-  std::string* release_db_name();
-  void set_allocated_db_name(std::string* db_name);
-
-  // string collection_name = 3;
-  void clear_collection_name();
-  const std::string& collection_name() const;
-  void set_collection_name(const std::string& value);
-  void set_collection_name(std::string&& value);
-  void set_collection_name(const char* value);
-  void set_collection_name(const char* value, size_t size);
-  std::string* mutable_collection_name();
-  std::string* release_collection_name();
-  void set_allocated_collection_name(std::string* collection_name);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // uint64 time_stamp = 4;
-  void clear_time_stamp();
-  ::PROTOBUF_NAMESPACE_ID::uint64 time_stamp() const;
-  void set_time_stamp(::PROTOBUF_NAMESPACE_ID::uint64 value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.HasCollectionRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr db_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr collection_name_;
-  ::milvus::proto::common::MsgBase* base_;
-  ::PROTOBUF_NAMESPACE_ID::uint64 time_stamp_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class BoolResponse :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.BoolResponse) */ {
- public:
-  BoolResponse();
-  virtual ~BoolResponse();
-
-  BoolResponse(const BoolResponse& from);
-  BoolResponse(BoolResponse&& from) noexcept
-    : BoolResponse() {
-    *this = ::std::move(from);
-  }
-
-  inline BoolResponse& operator=(const BoolResponse& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline BoolResponse& operator=(BoolResponse&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const BoolResponse& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const BoolResponse* internal_default_instance() {
-    return reinterpret_cast<const BoolResponse*>(
-               &_BoolResponse_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    6;
-
-  friend void swap(BoolResponse& a, BoolResponse& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(BoolResponse* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline BoolResponse* New() const final {
-    return CreateMaybeMessage<BoolResponse>(nullptr);
-  }
-
-  BoolResponse* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<BoolResponse>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const BoolResponse& from);
-  void MergeFrom(const BoolResponse& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(BoolResponse* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.BoolResponse";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kStatusFieldNumber = 1,
-    kValueFieldNumber = 2,
-  };
-  // .milvus.proto.common.Status status = 1;
-  bool has_status() const;
-  void clear_status();
-  const ::milvus::proto::common::Status& status() const;
-  ::milvus::proto::common::Status* release_status();
-  ::milvus::proto::common::Status* mutable_status();
-  void set_allocated_status(::milvus::proto::common::Status* status);
-
-  // bool value = 2;
-  void clear_value();
-  bool value() const;
-  void set_value(bool value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.BoolResponse)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::milvus::proto::common::Status* status_;
-  bool value_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class StringResponse :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.StringResponse) */ {
- public:
-  StringResponse();
-  virtual ~StringResponse();
-
-  StringResponse(const StringResponse& from);
-  StringResponse(StringResponse&& from) noexcept
-    : StringResponse() {
-    *this = ::std::move(from);
-  }
-
-  inline StringResponse& operator=(const StringResponse& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline StringResponse& operator=(StringResponse&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const StringResponse& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const StringResponse* internal_default_instance() {
-    return reinterpret_cast<const StringResponse*>(
-               &_StringResponse_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    7;
-
-  friend void swap(StringResponse& a, StringResponse& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(StringResponse* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline StringResponse* New() const final {
-    return CreateMaybeMessage<StringResponse>(nullptr);
-  }
-
-  StringResponse* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<StringResponse>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const StringResponse& from);
-  void MergeFrom(const StringResponse& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(StringResponse* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.StringResponse";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kValueFieldNumber = 2,
-    kStatusFieldNumber = 1,
-  };
-  // string value = 2;
-  void clear_value();
-  const std::string& value() const;
-  void set_value(const std::string& value);
-  void set_value(std::string&& value);
-  void set_value(const char* value);
-  void set_value(const char* value, size_t size);
-  std::string* mutable_value();
-  std::string* release_value();
-  void set_allocated_value(std::string* value);
-
-  // .milvus.proto.common.Status status = 1;
-  bool has_status() const;
-  void clear_status();
-  const ::milvus::proto::common::Status& status() const;
-  ::milvus::proto::common::Status* release_status();
-  ::milvus::proto::common::Status* mutable_status();
-  void set_allocated_status(::milvus::proto::common::Status* status);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.StringResponse)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr value_;
-  ::milvus::proto::common::Status* status_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class DescribeCollectionRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.DescribeCollectionRequest) */ {
- public:
-  DescribeCollectionRequest();
-  virtual ~DescribeCollectionRequest();
-
-  DescribeCollectionRequest(const DescribeCollectionRequest& from);
-  DescribeCollectionRequest(DescribeCollectionRequest&& from) noexcept
-    : DescribeCollectionRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline DescribeCollectionRequest& operator=(const DescribeCollectionRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline DescribeCollectionRequest& operator=(DescribeCollectionRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const DescribeCollectionRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const DescribeCollectionRequest* internal_default_instance() {
-    return reinterpret_cast<const DescribeCollectionRequest*>(
-               &_DescribeCollectionRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    8;
-
-  friend void swap(DescribeCollectionRequest& a, DescribeCollectionRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(DescribeCollectionRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline DescribeCollectionRequest* New() const final {
-    return CreateMaybeMessage<DescribeCollectionRequest>(nullptr);
-  }
-
-  DescribeCollectionRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<DescribeCollectionRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const DescribeCollectionRequest& from);
-  void MergeFrom(const DescribeCollectionRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(DescribeCollectionRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.DescribeCollectionRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kDbNameFieldNumber = 2,
-    kCollectionNameFieldNumber = 3,
-    kBaseFieldNumber = 1,
-    kCollectionIDFieldNumber = 4,
-    kTimeStampFieldNumber = 5,
-  };
-  // string db_name = 2;
-  void clear_db_name();
-  const std::string& db_name() const;
-  void set_db_name(const std::string& value);
-  void set_db_name(std::string&& value);
-  void set_db_name(const char* value);
-  void set_db_name(const char* value, size_t size);
-  std::string* mutable_db_name();
-  std::string* release_db_name();
-  void set_allocated_db_name(std::string* db_name);
-
-  // string collection_name = 3;
-  void clear_collection_name();
-  const std::string& collection_name() const;
-  void set_collection_name(const std::string& value);
-  void set_collection_name(std::string&& value);
-  void set_collection_name(const char* value);
-  void set_collection_name(const char* value, size_t size);
-  std::string* mutable_collection_name();
-  std::string* release_collection_name();
-  void set_allocated_collection_name(std::string* collection_name);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // int64 collectionID = 4;
-  void clear_collectionid();
-  ::PROTOBUF_NAMESPACE_ID::int64 collectionid() const;
-  void set_collectionid(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // uint64 time_stamp = 5;
-  void clear_time_stamp();
-  ::PROTOBUF_NAMESPACE_ID::uint64 time_stamp() const;
-  void set_time_stamp(::PROTOBUF_NAMESPACE_ID::uint64 value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.DescribeCollectionRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr db_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr collection_name_;
-  ::milvus::proto::common::MsgBase* base_;
-  ::PROTOBUF_NAMESPACE_ID::int64 collectionid_;
-  ::PROTOBUF_NAMESPACE_ID::uint64 time_stamp_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class DescribeCollectionResponse :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.DescribeCollectionResponse) */ {
- public:
-  DescribeCollectionResponse();
-  virtual ~DescribeCollectionResponse();
-
-  DescribeCollectionResponse(const DescribeCollectionResponse& from);
-  DescribeCollectionResponse(DescribeCollectionResponse&& from) noexcept
-    : DescribeCollectionResponse() {
-    *this = ::std::move(from);
-  }
-
-  inline DescribeCollectionResponse& operator=(const DescribeCollectionResponse& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline DescribeCollectionResponse& operator=(DescribeCollectionResponse&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const DescribeCollectionResponse& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const DescribeCollectionResponse* internal_default_instance() {
-    return reinterpret_cast<const DescribeCollectionResponse*>(
-               &_DescribeCollectionResponse_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    9;
-
-  friend void swap(DescribeCollectionResponse& a, DescribeCollectionResponse& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(DescribeCollectionResponse* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline DescribeCollectionResponse* New() const final {
-    return CreateMaybeMessage<DescribeCollectionResponse>(nullptr);
-  }
-
-  DescribeCollectionResponse* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<DescribeCollectionResponse>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const DescribeCollectionResponse& from);
-  void MergeFrom(const DescribeCollectionResponse& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(DescribeCollectionResponse* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.DescribeCollectionResponse";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kVirtualChannelNamesFieldNumber = 4,
-    kPhysicalChannelNamesFieldNumber = 5,
-    kAliasesFieldNumber = 9,
-    kStartPositionsFieldNumber = 10,
-    kCollectionNameFieldNumber = 12,
-    kStatusFieldNumber = 1,
-    kSchemaFieldNumber = 2,
-    kCollectionIDFieldNumber = 3,
-    kCreatedTimestampFieldNumber = 6,
-    kCreatedUtcTimestampFieldNumber = 7,
-    kShardsNumFieldNumber = 8,
-    kConsistencyLevelFieldNumber = 11,
-  };
-  // repeated string virtual_channel_names = 4;
-  int virtual_channel_names_size() const;
-  void clear_virtual_channel_names();
-  const std::string& virtual_channel_names(int index) const;
-  std::string* mutable_virtual_channel_names(int index);
-  void set_virtual_channel_names(int index, const std::string& value);
-  void set_virtual_channel_names(int index, std::string&& value);
-  void set_virtual_channel_names(int index, const char* value);
-  void set_virtual_channel_names(int index, const char* value, size_t size);
-  std::string* add_virtual_channel_names();
-  void add_virtual_channel_names(const std::string& value);
-  void add_virtual_channel_names(std::string&& value);
-  void add_virtual_channel_names(const char* value);
-  void add_virtual_channel_names(const char* value, size_t size);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>& virtual_channel_names() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>* mutable_virtual_channel_names();
-
-  // repeated string physical_channel_names = 5;
-  int physical_channel_names_size() const;
-  void clear_physical_channel_names();
-  const std::string& physical_channel_names(int index) const;
-  std::string* mutable_physical_channel_names(int index);
-  void set_physical_channel_names(int index, const std::string& value);
-  void set_physical_channel_names(int index, std::string&& value);
-  void set_physical_channel_names(int index, const char* value);
-  void set_physical_channel_names(int index, const char* value, size_t size);
-  std::string* add_physical_channel_names();
-  void add_physical_channel_names(const std::string& value);
-  void add_physical_channel_names(std::string&& value);
-  void add_physical_channel_names(const char* value);
-  void add_physical_channel_names(const char* value, size_t size);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>& physical_channel_names() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>* mutable_physical_channel_names();
-
-  // repeated string aliases = 9;
-  int aliases_size() const;
-  void clear_aliases();
-  const std::string& aliases(int index) const;
-  std::string* mutable_aliases(int index);
-  void set_aliases(int index, const std::string& value);
-  void set_aliases(int index, std::string&& value);
-  void set_aliases(int index, const char* value);
-  void set_aliases(int index, const char* value, size_t size);
-  std::string* add_aliases();
-  void add_aliases(const std::string& value);
-  void add_aliases(std::string&& value);
-  void add_aliases(const char* value);
-  void add_aliases(const char* value, size_t size);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>& aliases() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>* mutable_aliases();
-
-  // repeated .milvus.proto.common.KeyDataPair start_positions = 10;
-  int start_positions_size() const;
-  void clear_start_positions();
-  ::milvus::proto::common::KeyDataPair* mutable_start_positions(int index);
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyDataPair >*
-      mutable_start_positions();
-  const ::milvus::proto::common::KeyDataPair& start_positions(int index) const;
-  ::milvus::proto::common::KeyDataPair* add_start_positions();
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyDataPair >&
-      start_positions() const;
-
-  // string collection_name = 12;
-  void clear_collection_name();
-  const std::string& collection_name() const;
-  void set_collection_name(const std::string& value);
-  void set_collection_name(std::string&& value);
-  void set_collection_name(const char* value);
-  void set_collection_name(const char* value, size_t size);
-  std::string* mutable_collection_name();
-  std::string* release_collection_name();
-  void set_allocated_collection_name(std::string* collection_name);
-
-  // .milvus.proto.common.Status status = 1;
-  bool has_status() const;
-  void clear_status();
-  const ::milvus::proto::common::Status& status() const;
-  ::milvus::proto::common::Status* release_status();
-  ::milvus::proto::common::Status* mutable_status();
-  void set_allocated_status(::milvus::proto::common::Status* status);
-
-  // .milvus.proto.schema.CollectionSchema schema = 2;
-  bool has_schema() const;
-  void clear_schema();
-  const ::milvus::proto::schema::CollectionSchema& schema() const;
-  ::milvus::proto::schema::CollectionSchema* release_schema();
-  ::milvus::proto::schema::CollectionSchema* mutable_schema();
-  void set_allocated_schema(::milvus::proto::schema::CollectionSchema* schema);
-
-  // int64 collectionID = 3;
-  void clear_collectionid();
-  ::PROTOBUF_NAMESPACE_ID::int64 collectionid() const;
-  void set_collectionid(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // uint64 created_timestamp = 6;
-  void clear_created_timestamp();
-  ::PROTOBUF_NAMESPACE_ID::uint64 created_timestamp() const;
-  void set_created_timestamp(::PROTOBUF_NAMESPACE_ID::uint64 value);
-
-  // uint64 created_utc_timestamp = 7;
-  void clear_created_utc_timestamp();
-  ::PROTOBUF_NAMESPACE_ID::uint64 created_utc_timestamp() const;
-  void set_created_utc_timestamp(::PROTOBUF_NAMESPACE_ID::uint64 value);
-
-  // int32 shards_num = 8;
-  void clear_shards_num();
-  ::PROTOBUF_NAMESPACE_ID::int32 shards_num() const;
-  void set_shards_num(::PROTOBUF_NAMESPACE_ID::int32 value);
-
-  // .milvus.proto.common.ConsistencyLevel consistency_level = 11;
-  void clear_consistency_level();
-  ::milvus::proto::common::ConsistencyLevel consistency_level() const;
-  void set_consistency_level(::milvus::proto::common::ConsistencyLevel value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.DescribeCollectionResponse)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string> virtual_channel_names_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string> physical_channel_names_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string> aliases_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyDataPair > start_positions_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr collection_name_;
-  ::milvus::proto::common::Status* status_;
-  ::milvus::proto::schema::CollectionSchema* schema_;
-  ::PROTOBUF_NAMESPACE_ID::int64 collectionid_;
-  ::PROTOBUF_NAMESPACE_ID::uint64 created_timestamp_;
-  ::PROTOBUF_NAMESPACE_ID::uint64 created_utc_timestamp_;
-  ::PROTOBUF_NAMESPACE_ID::int32 shards_num_;
-  int consistency_level_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class LoadCollectionRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.LoadCollectionRequest) */ {
- public:
-  LoadCollectionRequest();
-  virtual ~LoadCollectionRequest();
-
-  LoadCollectionRequest(const LoadCollectionRequest& from);
-  LoadCollectionRequest(LoadCollectionRequest&& from) noexcept
-    : LoadCollectionRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline LoadCollectionRequest& operator=(const LoadCollectionRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline LoadCollectionRequest& operator=(LoadCollectionRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const LoadCollectionRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const LoadCollectionRequest* internal_default_instance() {
-    return reinterpret_cast<const LoadCollectionRequest*>(
-               &_LoadCollectionRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    10;
-
-  friend void swap(LoadCollectionRequest& a, LoadCollectionRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(LoadCollectionRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline LoadCollectionRequest* New() const final {
-    return CreateMaybeMessage<LoadCollectionRequest>(nullptr);
-  }
-
-  LoadCollectionRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<LoadCollectionRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const LoadCollectionRequest& from);
-  void MergeFrom(const LoadCollectionRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(LoadCollectionRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.LoadCollectionRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kDbNameFieldNumber = 2,
-    kCollectionNameFieldNumber = 3,
-    kBaseFieldNumber = 1,
-    kReplicaNumberFieldNumber = 4,
-  };
-  // string db_name = 2;
-  void clear_db_name();
-  const std::string& db_name() const;
-  void set_db_name(const std::string& value);
-  void set_db_name(std::string&& value);
-  void set_db_name(const char* value);
-  void set_db_name(const char* value, size_t size);
-  std::string* mutable_db_name();
-  std::string* release_db_name();
-  void set_allocated_db_name(std::string* db_name);
-
-  // string collection_name = 3;
-  void clear_collection_name();
-  const std::string& collection_name() const;
-  void set_collection_name(const std::string& value);
-  void set_collection_name(std::string&& value);
-  void set_collection_name(const char* value);
-  void set_collection_name(const char* value, size_t size);
-  std::string* mutable_collection_name();
-  std::string* release_collection_name();
-  void set_allocated_collection_name(std::string* collection_name);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // int32 replica_number = 4;
-  void clear_replica_number();
-  ::PROTOBUF_NAMESPACE_ID::int32 replica_number() const;
-  void set_replica_number(::PROTOBUF_NAMESPACE_ID::int32 value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.LoadCollectionRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr db_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr collection_name_;
-  ::milvus::proto::common::MsgBase* base_;
-  ::PROTOBUF_NAMESPACE_ID::int32 replica_number_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class ReleaseCollectionRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.ReleaseCollectionRequest) */ {
- public:
-  ReleaseCollectionRequest();
-  virtual ~ReleaseCollectionRequest();
-
-  ReleaseCollectionRequest(const ReleaseCollectionRequest& from);
-  ReleaseCollectionRequest(ReleaseCollectionRequest&& from) noexcept
-    : ReleaseCollectionRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline ReleaseCollectionRequest& operator=(const ReleaseCollectionRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline ReleaseCollectionRequest& operator=(ReleaseCollectionRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const ReleaseCollectionRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const ReleaseCollectionRequest* internal_default_instance() {
-    return reinterpret_cast<const ReleaseCollectionRequest*>(
-               &_ReleaseCollectionRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    11;
-
-  friend void swap(ReleaseCollectionRequest& a, ReleaseCollectionRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(ReleaseCollectionRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline ReleaseCollectionRequest* New() const final {
-    return CreateMaybeMessage<ReleaseCollectionRequest>(nullptr);
-  }
-
-  ReleaseCollectionRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<ReleaseCollectionRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const ReleaseCollectionRequest& from);
-  void MergeFrom(const ReleaseCollectionRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(ReleaseCollectionRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.ReleaseCollectionRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kDbNameFieldNumber = 2,
-    kCollectionNameFieldNumber = 3,
-    kBaseFieldNumber = 1,
-  };
-  // string db_name = 2;
-  void clear_db_name();
-  const std::string& db_name() const;
-  void set_db_name(const std::string& value);
-  void set_db_name(std::string&& value);
-  void set_db_name(const char* value);
-  void set_db_name(const char* value, size_t size);
-  std::string* mutable_db_name();
-  std::string* release_db_name();
-  void set_allocated_db_name(std::string* db_name);
-
-  // string collection_name = 3;
-  void clear_collection_name();
-  const std::string& collection_name() const;
-  void set_collection_name(const std::string& value);
-  void set_collection_name(std::string&& value);
-  void set_collection_name(const char* value);
-  void set_collection_name(const char* value, size_t size);
-  std::string* mutable_collection_name();
-  std::string* release_collection_name();
-  void set_allocated_collection_name(std::string* collection_name);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.ReleaseCollectionRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr db_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr collection_name_;
-  ::milvus::proto::common::MsgBase* base_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class GetCollectionStatisticsRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.GetCollectionStatisticsRequest) */ {
- public:
-  GetCollectionStatisticsRequest();
-  virtual ~GetCollectionStatisticsRequest();
-
-  GetCollectionStatisticsRequest(const GetCollectionStatisticsRequest& from);
-  GetCollectionStatisticsRequest(GetCollectionStatisticsRequest&& from) noexcept
-    : GetCollectionStatisticsRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline GetCollectionStatisticsRequest& operator=(const GetCollectionStatisticsRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline GetCollectionStatisticsRequest& operator=(GetCollectionStatisticsRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const GetCollectionStatisticsRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const GetCollectionStatisticsRequest* internal_default_instance() {
-    return reinterpret_cast<const GetCollectionStatisticsRequest*>(
-               &_GetCollectionStatisticsRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    12;
-
-  friend void swap(GetCollectionStatisticsRequest& a, GetCollectionStatisticsRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(GetCollectionStatisticsRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline GetCollectionStatisticsRequest* New() const final {
-    return CreateMaybeMessage<GetCollectionStatisticsRequest>(nullptr);
-  }
-
-  GetCollectionStatisticsRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<GetCollectionStatisticsRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const GetCollectionStatisticsRequest& from);
-  void MergeFrom(const GetCollectionStatisticsRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(GetCollectionStatisticsRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.GetCollectionStatisticsRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kDbNameFieldNumber = 2,
-    kCollectionNameFieldNumber = 3,
-    kBaseFieldNumber = 1,
-  };
-  // string db_name = 2;
-  void clear_db_name();
-  const std::string& db_name() const;
-  void set_db_name(const std::string& value);
-  void set_db_name(std::string&& value);
-  void set_db_name(const char* value);
-  void set_db_name(const char* value, size_t size);
-  std::string* mutable_db_name();
-  std::string* release_db_name();
-  void set_allocated_db_name(std::string* db_name);
-
-  // string collection_name = 3;
-  void clear_collection_name();
-  const std::string& collection_name() const;
-  void set_collection_name(const std::string& value);
-  void set_collection_name(std::string&& value);
-  void set_collection_name(const char* value);
-  void set_collection_name(const char* value, size_t size);
-  std::string* mutable_collection_name();
-  std::string* release_collection_name();
-  void set_allocated_collection_name(std::string* collection_name);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.GetCollectionStatisticsRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr db_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr collection_name_;
-  ::milvus::proto::common::MsgBase* base_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class GetCollectionStatisticsResponse :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.GetCollectionStatisticsResponse) */ {
- public:
-  GetCollectionStatisticsResponse();
-  virtual ~GetCollectionStatisticsResponse();
-
-  GetCollectionStatisticsResponse(const GetCollectionStatisticsResponse& from);
-  GetCollectionStatisticsResponse(GetCollectionStatisticsResponse&& from) noexcept
-    : GetCollectionStatisticsResponse() {
-    *this = ::std::move(from);
-  }
-
-  inline GetCollectionStatisticsResponse& operator=(const GetCollectionStatisticsResponse& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline GetCollectionStatisticsResponse& operator=(GetCollectionStatisticsResponse&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const GetCollectionStatisticsResponse& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const GetCollectionStatisticsResponse* internal_default_instance() {
-    return reinterpret_cast<const GetCollectionStatisticsResponse*>(
-               &_GetCollectionStatisticsResponse_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    13;
-
-  friend void swap(GetCollectionStatisticsResponse& a, GetCollectionStatisticsResponse& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(GetCollectionStatisticsResponse* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline GetCollectionStatisticsResponse* New() const final {
-    return CreateMaybeMessage<GetCollectionStatisticsResponse>(nullptr);
-  }
-
-  GetCollectionStatisticsResponse* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<GetCollectionStatisticsResponse>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const GetCollectionStatisticsResponse& from);
-  void MergeFrom(const GetCollectionStatisticsResponse& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(GetCollectionStatisticsResponse* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.GetCollectionStatisticsResponse";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kStatsFieldNumber = 2,
-    kStatusFieldNumber = 1,
-  };
-  // repeated .milvus.proto.common.KeyValuePair stats = 2;
-  int stats_size() const;
-  void clear_stats();
-  ::milvus::proto::common::KeyValuePair* mutable_stats(int index);
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair >*
-      mutable_stats();
-  const ::milvus::proto::common::KeyValuePair& stats(int index) const;
-  ::milvus::proto::common::KeyValuePair* add_stats();
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair >&
-      stats() const;
-
-  // .milvus.proto.common.Status status = 1;
-  bool has_status() const;
-  void clear_status();
-  const ::milvus::proto::common::Status& status() const;
-  ::milvus::proto::common::Status* release_status();
-  ::milvus::proto::common::Status* mutable_status();
-  void set_allocated_status(::milvus::proto::common::Status* status);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.GetCollectionStatisticsResponse)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair > stats_;
-  ::milvus::proto::common::Status* status_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class ShowCollectionsRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.ShowCollectionsRequest) */ {
- public:
-  ShowCollectionsRequest();
-  virtual ~ShowCollectionsRequest();
-
-  ShowCollectionsRequest(const ShowCollectionsRequest& from);
-  ShowCollectionsRequest(ShowCollectionsRequest&& from) noexcept
-    : ShowCollectionsRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline ShowCollectionsRequest& operator=(const ShowCollectionsRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline ShowCollectionsRequest& operator=(ShowCollectionsRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const ShowCollectionsRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const ShowCollectionsRequest* internal_default_instance() {
-    return reinterpret_cast<const ShowCollectionsRequest*>(
-               &_ShowCollectionsRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    14;
-
-  friend void swap(ShowCollectionsRequest& a, ShowCollectionsRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(ShowCollectionsRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline ShowCollectionsRequest* New() const final {
-    return CreateMaybeMessage<ShowCollectionsRequest>(nullptr);
-  }
-
-  ShowCollectionsRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<ShowCollectionsRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const ShowCollectionsRequest& from);
-  void MergeFrom(const ShowCollectionsRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(ShowCollectionsRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.ShowCollectionsRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kCollectionNamesFieldNumber = 5,
-    kDbNameFieldNumber = 2,
-    kBaseFieldNumber = 1,
-    kTimeStampFieldNumber = 3,
-    kTypeFieldNumber = 4,
-  };
-  // repeated string collection_names = 5;
-  int collection_names_size() const;
-  void clear_collection_names();
-  const std::string& collection_names(int index) const;
-  std::string* mutable_collection_names(int index);
-  void set_collection_names(int index, const std::string& value);
-  void set_collection_names(int index, std::string&& value);
-  void set_collection_names(int index, const char* value);
-  void set_collection_names(int index, const char* value, size_t size);
-  std::string* add_collection_names();
-  void add_collection_names(const std::string& value);
-  void add_collection_names(std::string&& value);
-  void add_collection_names(const char* value);
-  void add_collection_names(const char* value, size_t size);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>& collection_names() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>* mutable_collection_names();
-
-  // string db_name = 2;
-  void clear_db_name();
-  const std::string& db_name() const;
-  void set_db_name(const std::string& value);
-  void set_db_name(std::string&& value);
-  void set_db_name(const char* value);
-  void set_db_name(const char* value, size_t size);
-  std::string* mutable_db_name();
-  std::string* release_db_name();
-  void set_allocated_db_name(std::string* db_name);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // uint64 time_stamp = 3;
-  void clear_time_stamp();
-  ::PROTOBUF_NAMESPACE_ID::uint64 time_stamp() const;
-  void set_time_stamp(::PROTOBUF_NAMESPACE_ID::uint64 value);
-
-  // .milvus.proto.milvus.ShowType type = 4;
-  void clear_type();
-  ::milvus::proto::milvus::ShowType type() const;
-  void set_type(::milvus::proto::milvus::ShowType value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.ShowCollectionsRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string> collection_names_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr db_name_;
-  ::milvus::proto::common::MsgBase* base_;
-  ::PROTOBUF_NAMESPACE_ID::uint64 time_stamp_;
-  int type_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class ShowCollectionsResponse :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.ShowCollectionsResponse) */ {
- public:
-  ShowCollectionsResponse();
-  virtual ~ShowCollectionsResponse();
-
-  ShowCollectionsResponse(const ShowCollectionsResponse& from);
-  ShowCollectionsResponse(ShowCollectionsResponse&& from) noexcept
-    : ShowCollectionsResponse() {
-    *this = ::std::move(from);
-  }
-
-  inline ShowCollectionsResponse& operator=(const ShowCollectionsResponse& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline ShowCollectionsResponse& operator=(ShowCollectionsResponse&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const ShowCollectionsResponse& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const ShowCollectionsResponse* internal_default_instance() {
-    return reinterpret_cast<const ShowCollectionsResponse*>(
-               &_ShowCollectionsResponse_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    15;
-
-  friend void swap(ShowCollectionsResponse& a, ShowCollectionsResponse& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(ShowCollectionsResponse* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline ShowCollectionsResponse* New() const final {
-    return CreateMaybeMessage<ShowCollectionsResponse>(nullptr);
-  }
-
-  ShowCollectionsResponse* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<ShowCollectionsResponse>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const ShowCollectionsResponse& from);
-  void MergeFrom(const ShowCollectionsResponse& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(ShowCollectionsResponse* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.ShowCollectionsResponse";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kCollectionNamesFieldNumber = 2,
-    kCollectionIdsFieldNumber = 3,
-    kCreatedTimestampsFieldNumber = 4,
-    kCreatedUtcTimestampsFieldNumber = 5,
-    kInMemoryPercentagesFieldNumber = 6,
-    kStatusFieldNumber = 1,
-  };
-  // repeated string collection_names = 2;
-  int collection_names_size() const;
-  void clear_collection_names();
-  const std::string& collection_names(int index) const;
-  std::string* mutable_collection_names(int index);
-  void set_collection_names(int index, const std::string& value);
-  void set_collection_names(int index, std::string&& value);
-  void set_collection_names(int index, const char* value);
-  void set_collection_names(int index, const char* value, size_t size);
-  std::string* add_collection_names();
-  void add_collection_names(const std::string& value);
-  void add_collection_names(std::string&& value);
-  void add_collection_names(const char* value);
-  void add_collection_names(const char* value, size_t size);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>& collection_names() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>* mutable_collection_names();
-
-  // repeated int64 collection_ids = 3;
-  int collection_ids_size() const;
-  void clear_collection_ids();
-  ::PROTOBUF_NAMESPACE_ID::int64 collection_ids(int index) const;
-  void set_collection_ids(int index, ::PROTOBUF_NAMESPACE_ID::int64 value);
-  void add_collection_ids(::PROTOBUF_NAMESPACE_ID::int64 value);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >&
-      collection_ids() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >*
-      mutable_collection_ids();
-
-  // repeated uint64 created_timestamps = 4;
-  int created_timestamps_size() const;
-  void clear_created_timestamps();
-  ::PROTOBUF_NAMESPACE_ID::uint64 created_timestamps(int index) const;
-  void set_created_timestamps(int index, ::PROTOBUF_NAMESPACE_ID::uint64 value);
-  void add_created_timestamps(::PROTOBUF_NAMESPACE_ID::uint64 value);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint64 >&
-      created_timestamps() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint64 >*
-      mutable_created_timestamps();
-
-  // repeated uint64 created_utc_timestamps = 5;
-  int created_utc_timestamps_size() const;
-  void clear_created_utc_timestamps();
-  ::PROTOBUF_NAMESPACE_ID::uint64 created_utc_timestamps(int index) const;
-  void set_created_utc_timestamps(int index, ::PROTOBUF_NAMESPACE_ID::uint64 value);
-  void add_created_utc_timestamps(::PROTOBUF_NAMESPACE_ID::uint64 value);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint64 >&
-      created_utc_timestamps() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint64 >*
-      mutable_created_utc_timestamps();
-
-  // repeated int64 inMemory_percentages = 6;
-  int inmemory_percentages_size() const;
-  void clear_inmemory_percentages();
-  ::PROTOBUF_NAMESPACE_ID::int64 inmemory_percentages(int index) const;
-  void set_inmemory_percentages(int index, ::PROTOBUF_NAMESPACE_ID::int64 value);
-  void add_inmemory_percentages(::PROTOBUF_NAMESPACE_ID::int64 value);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >&
-      inmemory_percentages() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >*
-      mutable_inmemory_percentages();
-
-  // .milvus.proto.common.Status status = 1;
-  bool has_status() const;
-  void clear_status();
-  const ::milvus::proto::common::Status& status() const;
-  ::milvus::proto::common::Status* release_status();
-  ::milvus::proto::common::Status* mutable_status();
-  void set_allocated_status(::milvus::proto::common::Status* status);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.ShowCollectionsResponse)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string> collection_names_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 > collection_ids_;
-  mutable std::atomic<int> _collection_ids_cached_byte_size_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint64 > created_timestamps_;
-  mutable std::atomic<int> _created_timestamps_cached_byte_size_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint64 > created_utc_timestamps_;
-  mutable std::atomic<int> _created_utc_timestamps_cached_byte_size_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 > inmemory_percentages_;
-  mutable std::atomic<int> _inmemory_percentages_cached_byte_size_;
-  ::milvus::proto::common::Status* status_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class CreatePartitionRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.CreatePartitionRequest) */ {
- public:
-  CreatePartitionRequest();
-  virtual ~CreatePartitionRequest();
-
-  CreatePartitionRequest(const CreatePartitionRequest& from);
-  CreatePartitionRequest(CreatePartitionRequest&& from) noexcept
-    : CreatePartitionRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline CreatePartitionRequest& operator=(const CreatePartitionRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline CreatePartitionRequest& operator=(CreatePartitionRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const CreatePartitionRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const CreatePartitionRequest* internal_default_instance() {
-    return reinterpret_cast<const CreatePartitionRequest*>(
-               &_CreatePartitionRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    16;
-
-  friend void swap(CreatePartitionRequest& a, CreatePartitionRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(CreatePartitionRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline CreatePartitionRequest* New() const final {
-    return CreateMaybeMessage<CreatePartitionRequest>(nullptr);
-  }
-
-  CreatePartitionRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<CreatePartitionRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const CreatePartitionRequest& from);
-  void MergeFrom(const CreatePartitionRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(CreatePartitionRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.CreatePartitionRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kDbNameFieldNumber = 2,
-    kCollectionNameFieldNumber = 3,
-    kPartitionNameFieldNumber = 4,
-    kBaseFieldNumber = 1,
-  };
-  // string db_name = 2;
-  void clear_db_name();
-  const std::string& db_name() const;
-  void set_db_name(const std::string& value);
-  void set_db_name(std::string&& value);
-  void set_db_name(const char* value);
-  void set_db_name(const char* value, size_t size);
-  std::string* mutable_db_name();
-  std::string* release_db_name();
-  void set_allocated_db_name(std::string* db_name);
-
-  // string collection_name = 3;
-  void clear_collection_name();
-  const std::string& collection_name() const;
-  void set_collection_name(const std::string& value);
-  void set_collection_name(std::string&& value);
-  void set_collection_name(const char* value);
-  void set_collection_name(const char* value, size_t size);
-  std::string* mutable_collection_name();
-  std::string* release_collection_name();
-  void set_allocated_collection_name(std::string* collection_name);
-
-  // string partition_name = 4;
-  void clear_partition_name();
-  const std::string& partition_name() const;
-  void set_partition_name(const std::string& value);
-  void set_partition_name(std::string&& value);
-  void set_partition_name(const char* value);
-  void set_partition_name(const char* value, size_t size);
-  std::string* mutable_partition_name();
-  std::string* release_partition_name();
-  void set_allocated_partition_name(std::string* partition_name);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.CreatePartitionRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr db_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr collection_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr partition_name_;
-  ::milvus::proto::common::MsgBase* base_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class DropPartitionRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.DropPartitionRequest) */ {
- public:
-  DropPartitionRequest();
-  virtual ~DropPartitionRequest();
-
-  DropPartitionRequest(const DropPartitionRequest& from);
-  DropPartitionRequest(DropPartitionRequest&& from) noexcept
-    : DropPartitionRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline DropPartitionRequest& operator=(const DropPartitionRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline DropPartitionRequest& operator=(DropPartitionRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const DropPartitionRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const DropPartitionRequest* internal_default_instance() {
-    return reinterpret_cast<const DropPartitionRequest*>(
-               &_DropPartitionRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    17;
-
-  friend void swap(DropPartitionRequest& a, DropPartitionRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(DropPartitionRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline DropPartitionRequest* New() const final {
-    return CreateMaybeMessage<DropPartitionRequest>(nullptr);
-  }
-
-  DropPartitionRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<DropPartitionRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const DropPartitionRequest& from);
-  void MergeFrom(const DropPartitionRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(DropPartitionRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.DropPartitionRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kDbNameFieldNumber = 2,
-    kCollectionNameFieldNumber = 3,
-    kPartitionNameFieldNumber = 4,
-    kBaseFieldNumber = 1,
-  };
-  // string db_name = 2;
-  void clear_db_name();
-  const std::string& db_name() const;
-  void set_db_name(const std::string& value);
-  void set_db_name(std::string&& value);
-  void set_db_name(const char* value);
-  void set_db_name(const char* value, size_t size);
-  std::string* mutable_db_name();
-  std::string* release_db_name();
-  void set_allocated_db_name(std::string* db_name);
-
-  // string collection_name = 3;
-  void clear_collection_name();
-  const std::string& collection_name() const;
-  void set_collection_name(const std::string& value);
-  void set_collection_name(std::string&& value);
-  void set_collection_name(const char* value);
-  void set_collection_name(const char* value, size_t size);
-  std::string* mutable_collection_name();
-  std::string* release_collection_name();
-  void set_allocated_collection_name(std::string* collection_name);
-
-  // string partition_name = 4;
-  void clear_partition_name();
-  const std::string& partition_name() const;
-  void set_partition_name(const std::string& value);
-  void set_partition_name(std::string&& value);
-  void set_partition_name(const char* value);
-  void set_partition_name(const char* value, size_t size);
-  std::string* mutable_partition_name();
-  std::string* release_partition_name();
-  void set_allocated_partition_name(std::string* partition_name);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.DropPartitionRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr db_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr collection_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr partition_name_;
-  ::milvus::proto::common::MsgBase* base_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class HasPartitionRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.HasPartitionRequest) */ {
- public:
-  HasPartitionRequest();
-  virtual ~HasPartitionRequest();
-
-  HasPartitionRequest(const HasPartitionRequest& from);
-  HasPartitionRequest(HasPartitionRequest&& from) noexcept
-    : HasPartitionRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline HasPartitionRequest& operator=(const HasPartitionRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline HasPartitionRequest& operator=(HasPartitionRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const HasPartitionRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const HasPartitionRequest* internal_default_instance() {
-    return reinterpret_cast<const HasPartitionRequest*>(
-               &_HasPartitionRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    18;
-
-  friend void swap(HasPartitionRequest& a, HasPartitionRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(HasPartitionRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline HasPartitionRequest* New() const final {
-    return CreateMaybeMessage<HasPartitionRequest>(nullptr);
-  }
-
-  HasPartitionRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<HasPartitionRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const HasPartitionRequest& from);
-  void MergeFrom(const HasPartitionRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(HasPartitionRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.HasPartitionRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kDbNameFieldNumber = 2,
-    kCollectionNameFieldNumber = 3,
-    kPartitionNameFieldNumber = 4,
-    kBaseFieldNumber = 1,
-  };
-  // string db_name = 2;
-  void clear_db_name();
-  const std::string& db_name() const;
-  void set_db_name(const std::string& value);
-  void set_db_name(std::string&& value);
-  void set_db_name(const char* value);
-  void set_db_name(const char* value, size_t size);
-  std::string* mutable_db_name();
-  std::string* release_db_name();
-  void set_allocated_db_name(std::string* db_name);
-
-  // string collection_name = 3;
-  void clear_collection_name();
-  const std::string& collection_name() const;
-  void set_collection_name(const std::string& value);
-  void set_collection_name(std::string&& value);
-  void set_collection_name(const char* value);
-  void set_collection_name(const char* value, size_t size);
-  std::string* mutable_collection_name();
-  std::string* release_collection_name();
-  void set_allocated_collection_name(std::string* collection_name);
-
-  // string partition_name = 4;
-  void clear_partition_name();
-  const std::string& partition_name() const;
-  void set_partition_name(const std::string& value);
-  void set_partition_name(std::string&& value);
-  void set_partition_name(const char* value);
-  void set_partition_name(const char* value, size_t size);
-  std::string* mutable_partition_name();
-  std::string* release_partition_name();
-  void set_allocated_partition_name(std::string* partition_name);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.HasPartitionRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr db_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr collection_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr partition_name_;
-  ::milvus::proto::common::MsgBase* base_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class LoadPartitionsRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.LoadPartitionsRequest) */ {
- public:
-  LoadPartitionsRequest();
-  virtual ~LoadPartitionsRequest();
-
-  LoadPartitionsRequest(const LoadPartitionsRequest& from);
-  LoadPartitionsRequest(LoadPartitionsRequest&& from) noexcept
-    : LoadPartitionsRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline LoadPartitionsRequest& operator=(const LoadPartitionsRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline LoadPartitionsRequest& operator=(LoadPartitionsRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const LoadPartitionsRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const LoadPartitionsRequest* internal_default_instance() {
-    return reinterpret_cast<const LoadPartitionsRequest*>(
-               &_LoadPartitionsRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    19;
-
-  friend void swap(LoadPartitionsRequest& a, LoadPartitionsRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(LoadPartitionsRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline LoadPartitionsRequest* New() const final {
-    return CreateMaybeMessage<LoadPartitionsRequest>(nullptr);
-  }
-
-  LoadPartitionsRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<LoadPartitionsRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const LoadPartitionsRequest& from);
-  void MergeFrom(const LoadPartitionsRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(LoadPartitionsRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.LoadPartitionsRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kPartitionNamesFieldNumber = 4,
-    kDbNameFieldNumber = 2,
-    kCollectionNameFieldNumber = 3,
-    kBaseFieldNumber = 1,
-    kReplicaNumberFieldNumber = 5,
-  };
-  // repeated string partition_names = 4;
-  int partition_names_size() const;
-  void clear_partition_names();
-  const std::string& partition_names(int index) const;
-  std::string* mutable_partition_names(int index);
-  void set_partition_names(int index, const std::string& value);
-  void set_partition_names(int index, std::string&& value);
-  void set_partition_names(int index, const char* value);
-  void set_partition_names(int index, const char* value, size_t size);
-  std::string* add_partition_names();
-  void add_partition_names(const std::string& value);
-  void add_partition_names(std::string&& value);
-  void add_partition_names(const char* value);
-  void add_partition_names(const char* value, size_t size);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>& partition_names() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>* mutable_partition_names();
-
-  // string db_name = 2;
-  void clear_db_name();
-  const std::string& db_name() const;
-  void set_db_name(const std::string& value);
-  void set_db_name(std::string&& value);
-  void set_db_name(const char* value);
-  void set_db_name(const char* value, size_t size);
-  std::string* mutable_db_name();
-  std::string* release_db_name();
-  void set_allocated_db_name(std::string* db_name);
-
-  // string collection_name = 3;
-  void clear_collection_name();
-  const std::string& collection_name() const;
-  void set_collection_name(const std::string& value);
-  void set_collection_name(std::string&& value);
-  void set_collection_name(const char* value);
-  void set_collection_name(const char* value, size_t size);
-  std::string* mutable_collection_name();
-  std::string* release_collection_name();
-  void set_allocated_collection_name(std::string* collection_name);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // int32 replica_number = 5;
-  void clear_replica_number();
-  ::PROTOBUF_NAMESPACE_ID::int32 replica_number() const;
-  void set_replica_number(::PROTOBUF_NAMESPACE_ID::int32 value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.LoadPartitionsRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string> partition_names_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr db_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr collection_name_;
-  ::milvus::proto::common::MsgBase* base_;
-  ::PROTOBUF_NAMESPACE_ID::int32 replica_number_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class ReleasePartitionsRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.ReleasePartitionsRequest) */ {
- public:
-  ReleasePartitionsRequest();
-  virtual ~ReleasePartitionsRequest();
-
-  ReleasePartitionsRequest(const ReleasePartitionsRequest& from);
-  ReleasePartitionsRequest(ReleasePartitionsRequest&& from) noexcept
-    : ReleasePartitionsRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline ReleasePartitionsRequest& operator=(const ReleasePartitionsRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline ReleasePartitionsRequest& operator=(ReleasePartitionsRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const ReleasePartitionsRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const ReleasePartitionsRequest* internal_default_instance() {
-    return reinterpret_cast<const ReleasePartitionsRequest*>(
-               &_ReleasePartitionsRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    20;
-
-  friend void swap(ReleasePartitionsRequest& a, ReleasePartitionsRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(ReleasePartitionsRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline ReleasePartitionsRequest* New() const final {
-    return CreateMaybeMessage<ReleasePartitionsRequest>(nullptr);
-  }
-
-  ReleasePartitionsRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<ReleasePartitionsRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const ReleasePartitionsRequest& from);
-  void MergeFrom(const ReleasePartitionsRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(ReleasePartitionsRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.ReleasePartitionsRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kPartitionNamesFieldNumber = 4,
-    kDbNameFieldNumber = 2,
-    kCollectionNameFieldNumber = 3,
-    kBaseFieldNumber = 1,
-  };
-  // repeated string partition_names = 4;
-  int partition_names_size() const;
-  void clear_partition_names();
-  const std::string& partition_names(int index) const;
-  std::string* mutable_partition_names(int index);
-  void set_partition_names(int index, const std::string& value);
-  void set_partition_names(int index, std::string&& value);
-  void set_partition_names(int index, const char* value);
-  void set_partition_names(int index, const char* value, size_t size);
-  std::string* add_partition_names();
-  void add_partition_names(const std::string& value);
-  void add_partition_names(std::string&& value);
-  void add_partition_names(const char* value);
-  void add_partition_names(const char* value, size_t size);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>& partition_names() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>* mutable_partition_names();
-
-  // string db_name = 2;
-  void clear_db_name();
-  const std::string& db_name() const;
-  void set_db_name(const std::string& value);
-  void set_db_name(std::string&& value);
-  void set_db_name(const char* value);
-  void set_db_name(const char* value, size_t size);
-  std::string* mutable_db_name();
-  std::string* release_db_name();
-  void set_allocated_db_name(std::string* db_name);
-
-  // string collection_name = 3;
-  void clear_collection_name();
-  const std::string& collection_name() const;
-  void set_collection_name(const std::string& value);
-  void set_collection_name(std::string&& value);
-  void set_collection_name(const char* value);
-  void set_collection_name(const char* value, size_t size);
-  std::string* mutable_collection_name();
-  std::string* release_collection_name();
-  void set_allocated_collection_name(std::string* collection_name);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.ReleasePartitionsRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string> partition_names_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr db_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr collection_name_;
-  ::milvus::proto::common::MsgBase* base_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class GetPartitionStatisticsRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.GetPartitionStatisticsRequest) */ {
- public:
-  GetPartitionStatisticsRequest();
-  virtual ~GetPartitionStatisticsRequest();
-
-  GetPartitionStatisticsRequest(const GetPartitionStatisticsRequest& from);
-  GetPartitionStatisticsRequest(GetPartitionStatisticsRequest&& from) noexcept
-    : GetPartitionStatisticsRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline GetPartitionStatisticsRequest& operator=(const GetPartitionStatisticsRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline GetPartitionStatisticsRequest& operator=(GetPartitionStatisticsRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const GetPartitionStatisticsRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const GetPartitionStatisticsRequest* internal_default_instance() {
-    return reinterpret_cast<const GetPartitionStatisticsRequest*>(
-               &_GetPartitionStatisticsRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    21;
-
-  friend void swap(GetPartitionStatisticsRequest& a, GetPartitionStatisticsRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(GetPartitionStatisticsRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline GetPartitionStatisticsRequest* New() const final {
-    return CreateMaybeMessage<GetPartitionStatisticsRequest>(nullptr);
-  }
-
-  GetPartitionStatisticsRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<GetPartitionStatisticsRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const GetPartitionStatisticsRequest& from);
-  void MergeFrom(const GetPartitionStatisticsRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(GetPartitionStatisticsRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.GetPartitionStatisticsRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kDbNameFieldNumber = 2,
-    kCollectionNameFieldNumber = 3,
-    kPartitionNameFieldNumber = 4,
-    kBaseFieldNumber = 1,
-  };
-  // string db_name = 2;
-  void clear_db_name();
-  const std::string& db_name() const;
-  void set_db_name(const std::string& value);
-  void set_db_name(std::string&& value);
-  void set_db_name(const char* value);
-  void set_db_name(const char* value, size_t size);
-  std::string* mutable_db_name();
-  std::string* release_db_name();
-  void set_allocated_db_name(std::string* db_name);
-
-  // string collection_name = 3;
-  void clear_collection_name();
-  const std::string& collection_name() const;
-  void set_collection_name(const std::string& value);
-  void set_collection_name(std::string&& value);
-  void set_collection_name(const char* value);
-  void set_collection_name(const char* value, size_t size);
-  std::string* mutable_collection_name();
-  std::string* release_collection_name();
-  void set_allocated_collection_name(std::string* collection_name);
-
-  // string partition_name = 4;
-  void clear_partition_name();
-  const std::string& partition_name() const;
-  void set_partition_name(const std::string& value);
-  void set_partition_name(std::string&& value);
-  void set_partition_name(const char* value);
-  void set_partition_name(const char* value, size_t size);
-  std::string* mutable_partition_name();
-  std::string* release_partition_name();
-  void set_allocated_partition_name(std::string* partition_name);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.GetPartitionStatisticsRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr db_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr collection_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr partition_name_;
-  ::milvus::proto::common::MsgBase* base_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class GetPartitionStatisticsResponse :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.GetPartitionStatisticsResponse) */ {
- public:
-  GetPartitionStatisticsResponse();
-  virtual ~GetPartitionStatisticsResponse();
-
-  GetPartitionStatisticsResponse(const GetPartitionStatisticsResponse& from);
-  GetPartitionStatisticsResponse(GetPartitionStatisticsResponse&& from) noexcept
-    : GetPartitionStatisticsResponse() {
-    *this = ::std::move(from);
-  }
-
-  inline GetPartitionStatisticsResponse& operator=(const GetPartitionStatisticsResponse& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline GetPartitionStatisticsResponse& operator=(GetPartitionStatisticsResponse&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const GetPartitionStatisticsResponse& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const GetPartitionStatisticsResponse* internal_default_instance() {
-    return reinterpret_cast<const GetPartitionStatisticsResponse*>(
-               &_GetPartitionStatisticsResponse_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    22;
-
-  friend void swap(GetPartitionStatisticsResponse& a, GetPartitionStatisticsResponse& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(GetPartitionStatisticsResponse* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline GetPartitionStatisticsResponse* New() const final {
-    return CreateMaybeMessage<GetPartitionStatisticsResponse>(nullptr);
-  }
-
-  GetPartitionStatisticsResponse* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<GetPartitionStatisticsResponse>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const GetPartitionStatisticsResponse& from);
-  void MergeFrom(const GetPartitionStatisticsResponse& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(GetPartitionStatisticsResponse* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.GetPartitionStatisticsResponse";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kStatsFieldNumber = 2,
-    kStatusFieldNumber = 1,
-  };
-  // repeated .milvus.proto.common.KeyValuePair stats = 2;
-  int stats_size() const;
-  void clear_stats();
-  ::milvus::proto::common::KeyValuePair* mutable_stats(int index);
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair >*
-      mutable_stats();
-  const ::milvus::proto::common::KeyValuePair& stats(int index) const;
-  ::milvus::proto::common::KeyValuePair* add_stats();
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair >&
-      stats() const;
-
-  // .milvus.proto.common.Status status = 1;
-  bool has_status() const;
-  void clear_status();
-  const ::milvus::proto::common::Status& status() const;
-  ::milvus::proto::common::Status* release_status();
-  ::milvus::proto::common::Status* mutable_status();
-  void set_allocated_status(::milvus::proto::common::Status* status);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.GetPartitionStatisticsResponse)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair > stats_;
-  ::milvus::proto::common::Status* status_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class ShowPartitionsRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.ShowPartitionsRequest) */ {
- public:
-  ShowPartitionsRequest();
-  virtual ~ShowPartitionsRequest();
-
-  ShowPartitionsRequest(const ShowPartitionsRequest& from);
-  ShowPartitionsRequest(ShowPartitionsRequest&& from) noexcept
-    : ShowPartitionsRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline ShowPartitionsRequest& operator=(const ShowPartitionsRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline ShowPartitionsRequest& operator=(ShowPartitionsRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const ShowPartitionsRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const ShowPartitionsRequest* internal_default_instance() {
-    return reinterpret_cast<const ShowPartitionsRequest*>(
-               &_ShowPartitionsRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    23;
-
-  friend void swap(ShowPartitionsRequest& a, ShowPartitionsRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(ShowPartitionsRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline ShowPartitionsRequest* New() const final {
-    return CreateMaybeMessage<ShowPartitionsRequest>(nullptr);
-  }
-
-  ShowPartitionsRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<ShowPartitionsRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const ShowPartitionsRequest& from);
-  void MergeFrom(const ShowPartitionsRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(ShowPartitionsRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.ShowPartitionsRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kPartitionNamesFieldNumber = 5,
-    kDbNameFieldNumber = 2,
-    kCollectionNameFieldNumber = 3,
-    kBaseFieldNumber = 1,
-    kCollectionIDFieldNumber = 4,
-    kTypeFieldNumber = 6,
-  };
-  // repeated string partition_names = 5;
-  int partition_names_size() const;
-  void clear_partition_names();
-  const std::string& partition_names(int index) const;
-  std::string* mutable_partition_names(int index);
-  void set_partition_names(int index, const std::string& value);
-  void set_partition_names(int index, std::string&& value);
-  void set_partition_names(int index, const char* value);
-  void set_partition_names(int index, const char* value, size_t size);
-  std::string* add_partition_names();
-  void add_partition_names(const std::string& value);
-  void add_partition_names(std::string&& value);
-  void add_partition_names(const char* value);
-  void add_partition_names(const char* value, size_t size);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>& partition_names() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>* mutable_partition_names();
-
-  // string db_name = 2;
-  void clear_db_name();
-  const std::string& db_name() const;
-  void set_db_name(const std::string& value);
-  void set_db_name(std::string&& value);
-  void set_db_name(const char* value);
-  void set_db_name(const char* value, size_t size);
-  std::string* mutable_db_name();
-  std::string* release_db_name();
-  void set_allocated_db_name(std::string* db_name);
-
-  // string collection_name = 3;
-  void clear_collection_name();
-  const std::string& collection_name() const;
-  void set_collection_name(const std::string& value);
-  void set_collection_name(std::string&& value);
-  void set_collection_name(const char* value);
-  void set_collection_name(const char* value, size_t size);
-  std::string* mutable_collection_name();
-  std::string* release_collection_name();
-  void set_allocated_collection_name(std::string* collection_name);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // int64 collectionID = 4;
-  void clear_collectionid();
-  ::PROTOBUF_NAMESPACE_ID::int64 collectionid() const;
-  void set_collectionid(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // .milvus.proto.milvus.ShowType type = 6;
-  void clear_type();
-  ::milvus::proto::milvus::ShowType type() const;
-  void set_type(::milvus::proto::milvus::ShowType value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.ShowPartitionsRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string> partition_names_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr db_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr collection_name_;
-  ::milvus::proto::common::MsgBase* base_;
-  ::PROTOBUF_NAMESPACE_ID::int64 collectionid_;
-  int type_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class ShowPartitionsResponse :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.ShowPartitionsResponse) */ {
- public:
-  ShowPartitionsResponse();
-  virtual ~ShowPartitionsResponse();
-
-  ShowPartitionsResponse(const ShowPartitionsResponse& from);
-  ShowPartitionsResponse(ShowPartitionsResponse&& from) noexcept
-    : ShowPartitionsResponse() {
-    *this = ::std::move(from);
-  }
-
-  inline ShowPartitionsResponse& operator=(const ShowPartitionsResponse& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline ShowPartitionsResponse& operator=(ShowPartitionsResponse&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const ShowPartitionsResponse& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const ShowPartitionsResponse* internal_default_instance() {
-    return reinterpret_cast<const ShowPartitionsResponse*>(
-               &_ShowPartitionsResponse_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    24;
-
-  friend void swap(ShowPartitionsResponse& a, ShowPartitionsResponse& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(ShowPartitionsResponse* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline ShowPartitionsResponse* New() const final {
-    return CreateMaybeMessage<ShowPartitionsResponse>(nullptr);
-  }
-
-  ShowPartitionsResponse* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<ShowPartitionsResponse>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const ShowPartitionsResponse& from);
-  void MergeFrom(const ShowPartitionsResponse& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(ShowPartitionsResponse* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.ShowPartitionsResponse";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kPartitionNamesFieldNumber = 2,
-    kPartitionIDsFieldNumber = 3,
-    kCreatedTimestampsFieldNumber = 4,
-    kCreatedUtcTimestampsFieldNumber = 5,
-    kInMemoryPercentagesFieldNumber = 6,
-    kStatusFieldNumber = 1,
-  };
-  // repeated string partition_names = 2;
-  int partition_names_size() const;
-  void clear_partition_names();
-  const std::string& partition_names(int index) const;
-  std::string* mutable_partition_names(int index);
-  void set_partition_names(int index, const std::string& value);
-  void set_partition_names(int index, std::string&& value);
-  void set_partition_names(int index, const char* value);
-  void set_partition_names(int index, const char* value, size_t size);
-  std::string* add_partition_names();
-  void add_partition_names(const std::string& value);
-  void add_partition_names(std::string&& value);
-  void add_partition_names(const char* value);
-  void add_partition_names(const char* value, size_t size);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>& partition_names() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>* mutable_partition_names();
-
-  // repeated int64 partitionIDs = 3;
-  int partitionids_size() const;
-  void clear_partitionids();
-  ::PROTOBUF_NAMESPACE_ID::int64 partitionids(int index) const;
-  void set_partitionids(int index, ::PROTOBUF_NAMESPACE_ID::int64 value);
-  void add_partitionids(::PROTOBUF_NAMESPACE_ID::int64 value);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >&
-      partitionids() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >*
-      mutable_partitionids();
-
-  // repeated uint64 created_timestamps = 4;
-  int created_timestamps_size() const;
-  void clear_created_timestamps();
-  ::PROTOBUF_NAMESPACE_ID::uint64 created_timestamps(int index) const;
-  void set_created_timestamps(int index, ::PROTOBUF_NAMESPACE_ID::uint64 value);
-  void add_created_timestamps(::PROTOBUF_NAMESPACE_ID::uint64 value);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint64 >&
-      created_timestamps() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint64 >*
-      mutable_created_timestamps();
-
-  // repeated uint64 created_utc_timestamps = 5;
-  int created_utc_timestamps_size() const;
-  void clear_created_utc_timestamps();
-  ::PROTOBUF_NAMESPACE_ID::uint64 created_utc_timestamps(int index) const;
-  void set_created_utc_timestamps(int index, ::PROTOBUF_NAMESPACE_ID::uint64 value);
-  void add_created_utc_timestamps(::PROTOBUF_NAMESPACE_ID::uint64 value);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint64 >&
-      created_utc_timestamps() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint64 >*
-      mutable_created_utc_timestamps();
-
-  // repeated int64 inMemory_percentages = 6;
-  int inmemory_percentages_size() const;
-  void clear_inmemory_percentages();
-  ::PROTOBUF_NAMESPACE_ID::int64 inmemory_percentages(int index) const;
-  void set_inmemory_percentages(int index, ::PROTOBUF_NAMESPACE_ID::int64 value);
-  void add_inmemory_percentages(::PROTOBUF_NAMESPACE_ID::int64 value);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >&
-      inmemory_percentages() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >*
-      mutable_inmemory_percentages();
-
-  // .milvus.proto.common.Status status = 1;
-  bool has_status() const;
-  void clear_status();
-  const ::milvus::proto::common::Status& status() const;
-  ::milvus::proto::common::Status* release_status();
-  ::milvus::proto::common::Status* mutable_status();
-  void set_allocated_status(::milvus::proto::common::Status* status);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.ShowPartitionsResponse)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string> partition_names_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 > partitionids_;
-  mutable std::atomic<int> _partitionids_cached_byte_size_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint64 > created_timestamps_;
-  mutable std::atomic<int> _created_timestamps_cached_byte_size_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint64 > created_utc_timestamps_;
-  mutable std::atomic<int> _created_utc_timestamps_cached_byte_size_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 > inmemory_percentages_;
-  mutable std::atomic<int> _inmemory_percentages_cached_byte_size_;
-  ::milvus::proto::common::Status* status_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class DescribeSegmentRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.DescribeSegmentRequest) */ {
- public:
-  DescribeSegmentRequest();
-  virtual ~DescribeSegmentRequest();
-
-  DescribeSegmentRequest(const DescribeSegmentRequest& from);
-  DescribeSegmentRequest(DescribeSegmentRequest&& from) noexcept
-    : DescribeSegmentRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline DescribeSegmentRequest& operator=(const DescribeSegmentRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline DescribeSegmentRequest& operator=(DescribeSegmentRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const DescribeSegmentRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const DescribeSegmentRequest* internal_default_instance() {
-    return reinterpret_cast<const DescribeSegmentRequest*>(
-               &_DescribeSegmentRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    25;
-
-  friend void swap(DescribeSegmentRequest& a, DescribeSegmentRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(DescribeSegmentRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline DescribeSegmentRequest* New() const final {
-    return CreateMaybeMessage<DescribeSegmentRequest>(nullptr);
-  }
-
-  DescribeSegmentRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<DescribeSegmentRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const DescribeSegmentRequest& from);
-  void MergeFrom(const DescribeSegmentRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(DescribeSegmentRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.DescribeSegmentRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kBaseFieldNumber = 1,
-    kCollectionIDFieldNumber = 2,
-    kSegmentIDFieldNumber = 3,
-  };
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // int64 collectionID = 2;
-  void clear_collectionid();
-  ::PROTOBUF_NAMESPACE_ID::int64 collectionid() const;
-  void set_collectionid(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // int64 segmentID = 3;
-  void clear_segmentid();
-  ::PROTOBUF_NAMESPACE_ID::int64 segmentid() const;
-  void set_segmentid(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.DescribeSegmentRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::milvus::proto::common::MsgBase* base_;
-  ::PROTOBUF_NAMESPACE_ID::int64 collectionid_;
-  ::PROTOBUF_NAMESPACE_ID::int64 segmentid_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class DescribeSegmentResponse :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.DescribeSegmentResponse) */ {
- public:
-  DescribeSegmentResponse();
-  virtual ~DescribeSegmentResponse();
-
-  DescribeSegmentResponse(const DescribeSegmentResponse& from);
-  DescribeSegmentResponse(DescribeSegmentResponse&& from) noexcept
-    : DescribeSegmentResponse() {
-    *this = ::std::move(from);
-  }
-
-  inline DescribeSegmentResponse& operator=(const DescribeSegmentResponse& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline DescribeSegmentResponse& operator=(DescribeSegmentResponse&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const DescribeSegmentResponse& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const DescribeSegmentResponse* internal_default_instance() {
-    return reinterpret_cast<const DescribeSegmentResponse*>(
-               &_DescribeSegmentResponse_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    26;
-
-  friend void swap(DescribeSegmentResponse& a, DescribeSegmentResponse& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(DescribeSegmentResponse* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline DescribeSegmentResponse* New() const final {
-    return CreateMaybeMessage<DescribeSegmentResponse>(nullptr);
-  }
-
-  DescribeSegmentResponse* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<DescribeSegmentResponse>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const DescribeSegmentResponse& from);
-  void MergeFrom(const DescribeSegmentResponse& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(DescribeSegmentResponse* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.DescribeSegmentResponse";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kStatusFieldNumber = 1,
-    kIndexIDFieldNumber = 2,
-    kBuildIDFieldNumber = 3,
-    kFieldIDFieldNumber = 5,
-    kEnableIndexFieldNumber = 4,
-  };
-  // .milvus.proto.common.Status status = 1;
-  bool has_status() const;
-  void clear_status();
-  const ::milvus::proto::common::Status& status() const;
-  ::milvus::proto::common::Status* release_status();
-  ::milvus::proto::common::Status* mutable_status();
-  void set_allocated_status(::milvus::proto::common::Status* status);
-
-  // int64 indexID = 2;
-  void clear_indexid();
-  ::PROTOBUF_NAMESPACE_ID::int64 indexid() const;
-  void set_indexid(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // int64 buildID = 3;
-  void clear_buildid();
-  ::PROTOBUF_NAMESPACE_ID::int64 buildid() const;
-  void set_buildid(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // int64 fieldID = 5;
-  void clear_fieldid();
-  ::PROTOBUF_NAMESPACE_ID::int64 fieldid() const;
-  void set_fieldid(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // bool enable_index = 4;
-  void clear_enable_index();
-  bool enable_index() const;
-  void set_enable_index(bool value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.DescribeSegmentResponse)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::milvus::proto::common::Status* status_;
-  ::PROTOBUF_NAMESPACE_ID::int64 indexid_;
-  ::PROTOBUF_NAMESPACE_ID::int64 buildid_;
-  ::PROTOBUF_NAMESPACE_ID::int64 fieldid_;
-  bool enable_index_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class ShowSegmentsRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.ShowSegmentsRequest) */ {
- public:
-  ShowSegmentsRequest();
-  virtual ~ShowSegmentsRequest();
-
-  ShowSegmentsRequest(const ShowSegmentsRequest& from);
-  ShowSegmentsRequest(ShowSegmentsRequest&& from) noexcept
-    : ShowSegmentsRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline ShowSegmentsRequest& operator=(const ShowSegmentsRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline ShowSegmentsRequest& operator=(ShowSegmentsRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const ShowSegmentsRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const ShowSegmentsRequest* internal_default_instance() {
-    return reinterpret_cast<const ShowSegmentsRequest*>(
-               &_ShowSegmentsRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    27;
-
-  friend void swap(ShowSegmentsRequest& a, ShowSegmentsRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(ShowSegmentsRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline ShowSegmentsRequest* New() const final {
-    return CreateMaybeMessage<ShowSegmentsRequest>(nullptr);
-  }
-
-  ShowSegmentsRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<ShowSegmentsRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const ShowSegmentsRequest& from);
-  void MergeFrom(const ShowSegmentsRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(ShowSegmentsRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.ShowSegmentsRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kBaseFieldNumber = 1,
-    kCollectionIDFieldNumber = 2,
-    kPartitionIDFieldNumber = 3,
-  };
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // int64 collectionID = 2;
-  void clear_collectionid();
-  ::PROTOBUF_NAMESPACE_ID::int64 collectionid() const;
-  void set_collectionid(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // int64 partitionID = 3;
-  void clear_partitionid();
-  ::PROTOBUF_NAMESPACE_ID::int64 partitionid() const;
-  void set_partitionid(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.ShowSegmentsRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::milvus::proto::common::MsgBase* base_;
-  ::PROTOBUF_NAMESPACE_ID::int64 collectionid_;
-  ::PROTOBUF_NAMESPACE_ID::int64 partitionid_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class ShowSegmentsResponse :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.ShowSegmentsResponse) */ {
- public:
-  ShowSegmentsResponse();
-  virtual ~ShowSegmentsResponse();
-
-  ShowSegmentsResponse(const ShowSegmentsResponse& from);
-  ShowSegmentsResponse(ShowSegmentsResponse&& from) noexcept
-    : ShowSegmentsResponse() {
-    *this = ::std::move(from);
-  }
-
-  inline ShowSegmentsResponse& operator=(const ShowSegmentsResponse& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline ShowSegmentsResponse& operator=(ShowSegmentsResponse&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const ShowSegmentsResponse& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const ShowSegmentsResponse* internal_default_instance() {
-    return reinterpret_cast<const ShowSegmentsResponse*>(
-               &_ShowSegmentsResponse_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    28;
-
-  friend void swap(ShowSegmentsResponse& a, ShowSegmentsResponse& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(ShowSegmentsResponse* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline ShowSegmentsResponse* New() const final {
-    return CreateMaybeMessage<ShowSegmentsResponse>(nullptr);
-  }
-
-  ShowSegmentsResponse* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<ShowSegmentsResponse>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const ShowSegmentsResponse& from);
-  void MergeFrom(const ShowSegmentsResponse& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(ShowSegmentsResponse* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.ShowSegmentsResponse";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kSegmentIDsFieldNumber = 2,
-    kStatusFieldNumber = 1,
-  };
-  // repeated int64 segmentIDs = 2;
-  int segmentids_size() const;
-  void clear_segmentids();
-  ::PROTOBUF_NAMESPACE_ID::int64 segmentids(int index) const;
-  void set_segmentids(int index, ::PROTOBUF_NAMESPACE_ID::int64 value);
-  void add_segmentids(::PROTOBUF_NAMESPACE_ID::int64 value);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >&
-      segmentids() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >*
-      mutable_segmentids();
-
-  // .milvus.proto.common.Status status = 1;
-  bool has_status() const;
-  void clear_status();
-  const ::milvus::proto::common::Status& status() const;
-  ::milvus::proto::common::Status* release_status();
-  ::milvus::proto::common::Status* mutable_status();
-  void set_allocated_status(::milvus::proto::common::Status* status);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.ShowSegmentsResponse)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 > segmentids_;
-  mutable std::atomic<int> _segmentids_cached_byte_size_;
-  ::milvus::proto::common::Status* status_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class CreateIndexRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.CreateIndexRequest) */ {
- public:
-  CreateIndexRequest();
-  virtual ~CreateIndexRequest();
-
-  CreateIndexRequest(const CreateIndexRequest& from);
-  CreateIndexRequest(CreateIndexRequest&& from) noexcept
-    : CreateIndexRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline CreateIndexRequest& operator=(const CreateIndexRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline CreateIndexRequest& operator=(CreateIndexRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const CreateIndexRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const CreateIndexRequest* internal_default_instance() {
-    return reinterpret_cast<const CreateIndexRequest*>(
-               &_CreateIndexRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    29;
-
-  friend void swap(CreateIndexRequest& a, CreateIndexRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(CreateIndexRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline CreateIndexRequest* New() const final {
-    return CreateMaybeMessage<CreateIndexRequest>(nullptr);
-  }
-
-  CreateIndexRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<CreateIndexRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const CreateIndexRequest& from);
-  void MergeFrom(const CreateIndexRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(CreateIndexRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.CreateIndexRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kExtraParamsFieldNumber = 5,
-    kDbNameFieldNumber = 2,
-    kCollectionNameFieldNumber = 3,
-    kFieldNameFieldNumber = 4,
-    kIndexNameFieldNumber = 6,
-    kBaseFieldNumber = 1,
-  };
-  // repeated .milvus.proto.common.KeyValuePair extra_params = 5;
-  int extra_params_size() const;
-  void clear_extra_params();
-  ::milvus::proto::common::KeyValuePair* mutable_extra_params(int index);
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair >*
-      mutable_extra_params();
-  const ::milvus::proto::common::KeyValuePair& extra_params(int index) const;
-  ::milvus::proto::common::KeyValuePair* add_extra_params();
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair >&
-      extra_params() const;
-
-  // string db_name = 2;
-  void clear_db_name();
-  const std::string& db_name() const;
-  void set_db_name(const std::string& value);
-  void set_db_name(std::string&& value);
-  void set_db_name(const char* value);
-  void set_db_name(const char* value, size_t size);
-  std::string* mutable_db_name();
-  std::string* release_db_name();
-  void set_allocated_db_name(std::string* db_name);
-
-  // string collection_name = 3;
-  void clear_collection_name();
-  const std::string& collection_name() const;
-  void set_collection_name(const std::string& value);
-  void set_collection_name(std::string&& value);
-  void set_collection_name(const char* value);
-  void set_collection_name(const char* value, size_t size);
-  std::string* mutable_collection_name();
-  std::string* release_collection_name();
-  void set_allocated_collection_name(std::string* collection_name);
-
-  // string field_name = 4;
-  void clear_field_name();
-  const std::string& field_name() const;
-  void set_field_name(const std::string& value);
-  void set_field_name(std::string&& value);
-  void set_field_name(const char* value);
-  void set_field_name(const char* value, size_t size);
-  std::string* mutable_field_name();
-  std::string* release_field_name();
-  void set_allocated_field_name(std::string* field_name);
-
-  // string index_name = 6;
-  void clear_index_name();
-  const std::string& index_name() const;
-  void set_index_name(const std::string& value);
-  void set_index_name(std::string&& value);
-  void set_index_name(const char* value);
-  void set_index_name(const char* value, size_t size);
-  std::string* mutable_index_name();
-  std::string* release_index_name();
-  void set_allocated_index_name(std::string* index_name);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.CreateIndexRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair > extra_params_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr db_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr collection_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr field_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr index_name_;
-  ::milvus::proto::common::MsgBase* base_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class DescribeIndexRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.DescribeIndexRequest) */ {
- public:
-  DescribeIndexRequest();
-  virtual ~DescribeIndexRequest();
-
-  DescribeIndexRequest(const DescribeIndexRequest& from);
-  DescribeIndexRequest(DescribeIndexRequest&& from) noexcept
-    : DescribeIndexRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline DescribeIndexRequest& operator=(const DescribeIndexRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline DescribeIndexRequest& operator=(DescribeIndexRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const DescribeIndexRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const DescribeIndexRequest* internal_default_instance() {
-    return reinterpret_cast<const DescribeIndexRequest*>(
-               &_DescribeIndexRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    30;
-
-  friend void swap(DescribeIndexRequest& a, DescribeIndexRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(DescribeIndexRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline DescribeIndexRequest* New() const final {
-    return CreateMaybeMessage<DescribeIndexRequest>(nullptr);
-  }
-
-  DescribeIndexRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<DescribeIndexRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const DescribeIndexRequest& from);
-  void MergeFrom(const DescribeIndexRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(DescribeIndexRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.DescribeIndexRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kDbNameFieldNumber = 2,
-    kCollectionNameFieldNumber = 3,
-    kFieldNameFieldNumber = 4,
-    kIndexNameFieldNumber = 5,
-    kBaseFieldNumber = 1,
-  };
-  // string db_name = 2;
-  void clear_db_name();
-  const std::string& db_name() const;
-  void set_db_name(const std::string& value);
-  void set_db_name(std::string&& value);
-  void set_db_name(const char* value);
-  void set_db_name(const char* value, size_t size);
-  std::string* mutable_db_name();
-  std::string* release_db_name();
-  void set_allocated_db_name(std::string* db_name);
-
-  // string collection_name = 3;
-  void clear_collection_name();
-  const std::string& collection_name() const;
-  void set_collection_name(const std::string& value);
-  void set_collection_name(std::string&& value);
-  void set_collection_name(const char* value);
-  void set_collection_name(const char* value, size_t size);
-  std::string* mutable_collection_name();
-  std::string* release_collection_name();
-  void set_allocated_collection_name(std::string* collection_name);
-
-  // string field_name = 4;
-  void clear_field_name();
-  const std::string& field_name() const;
-  void set_field_name(const std::string& value);
-  void set_field_name(std::string&& value);
-  void set_field_name(const char* value);
-  void set_field_name(const char* value, size_t size);
-  std::string* mutable_field_name();
-  std::string* release_field_name();
-  void set_allocated_field_name(std::string* field_name);
-
-  // string index_name = 5;
-  void clear_index_name();
-  const std::string& index_name() const;
-  void set_index_name(const std::string& value);
-  void set_index_name(std::string&& value);
-  void set_index_name(const char* value);
-  void set_index_name(const char* value, size_t size);
-  std::string* mutable_index_name();
-  std::string* release_index_name();
-  void set_allocated_index_name(std::string* index_name);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.DescribeIndexRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr db_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr collection_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr field_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr index_name_;
-  ::milvus::proto::common::MsgBase* base_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class IndexDescription :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.IndexDescription) */ {
- public:
-  IndexDescription();
-  virtual ~IndexDescription();
-
-  IndexDescription(const IndexDescription& from);
-  IndexDescription(IndexDescription&& from) noexcept
-    : IndexDescription() {
-    *this = ::std::move(from);
-  }
-
-  inline IndexDescription& operator=(const IndexDescription& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline IndexDescription& operator=(IndexDescription&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const IndexDescription& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const IndexDescription* internal_default_instance() {
-    return reinterpret_cast<const IndexDescription*>(
-               &_IndexDescription_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    31;
-
-  friend void swap(IndexDescription& a, IndexDescription& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(IndexDescription* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline IndexDescription* New() const final {
-    return CreateMaybeMessage<IndexDescription>(nullptr);
-  }
-
-  IndexDescription* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<IndexDescription>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const IndexDescription& from);
-  void MergeFrom(const IndexDescription& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(IndexDescription* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.IndexDescription";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kParamsFieldNumber = 3,
-    kIndexNameFieldNumber = 1,
-    kFieldNameFieldNumber = 4,
-    kIndexIDFieldNumber = 2,
-  };
-  // repeated .milvus.proto.common.KeyValuePair params = 3;
-  int params_size() const;
-  void clear_params();
-  ::milvus::proto::common::KeyValuePair* mutable_params(int index);
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair >*
-      mutable_params();
-  const ::milvus::proto::common::KeyValuePair& params(int index) const;
-  ::milvus::proto::common::KeyValuePair* add_params();
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair >&
-      params() const;
-
-  // string index_name = 1;
-  void clear_index_name();
-  const std::string& index_name() const;
-  void set_index_name(const std::string& value);
-  void set_index_name(std::string&& value);
-  void set_index_name(const char* value);
-  void set_index_name(const char* value, size_t size);
-  std::string* mutable_index_name();
-  std::string* release_index_name();
-  void set_allocated_index_name(std::string* index_name);
-
-  // string field_name = 4;
-  void clear_field_name();
-  const std::string& field_name() const;
-  void set_field_name(const std::string& value);
-  void set_field_name(std::string&& value);
-  void set_field_name(const char* value);
-  void set_field_name(const char* value, size_t size);
-  std::string* mutable_field_name();
-  std::string* release_field_name();
-  void set_allocated_field_name(std::string* field_name);
-
-  // int64 indexID = 2;
-  void clear_indexid();
-  ::PROTOBUF_NAMESPACE_ID::int64 indexid() const;
-  void set_indexid(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.IndexDescription)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair > params_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr index_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr field_name_;
-  ::PROTOBUF_NAMESPACE_ID::int64 indexid_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class DescribeIndexResponse :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.DescribeIndexResponse) */ {
- public:
-  DescribeIndexResponse();
-  virtual ~DescribeIndexResponse();
-
-  DescribeIndexResponse(const DescribeIndexResponse& from);
-  DescribeIndexResponse(DescribeIndexResponse&& from) noexcept
-    : DescribeIndexResponse() {
-    *this = ::std::move(from);
-  }
-
-  inline DescribeIndexResponse& operator=(const DescribeIndexResponse& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline DescribeIndexResponse& operator=(DescribeIndexResponse&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const DescribeIndexResponse& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const DescribeIndexResponse* internal_default_instance() {
-    return reinterpret_cast<const DescribeIndexResponse*>(
-               &_DescribeIndexResponse_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    32;
-
-  friend void swap(DescribeIndexResponse& a, DescribeIndexResponse& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(DescribeIndexResponse* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline DescribeIndexResponse* New() const final {
-    return CreateMaybeMessage<DescribeIndexResponse>(nullptr);
-  }
-
-  DescribeIndexResponse* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<DescribeIndexResponse>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const DescribeIndexResponse& from);
-  void MergeFrom(const DescribeIndexResponse& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(DescribeIndexResponse* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.DescribeIndexResponse";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kIndexDescriptionsFieldNumber = 2,
-    kStatusFieldNumber = 1,
-  };
-  // repeated .milvus.proto.milvus.IndexDescription index_descriptions = 2;
-  int index_descriptions_size() const;
-  void clear_index_descriptions();
-  ::milvus::proto::milvus::IndexDescription* mutable_index_descriptions(int index);
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::IndexDescription >*
-      mutable_index_descriptions();
-  const ::milvus::proto::milvus::IndexDescription& index_descriptions(int index) const;
-  ::milvus::proto::milvus::IndexDescription* add_index_descriptions();
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::IndexDescription >&
-      index_descriptions() const;
-
-  // .milvus.proto.common.Status status = 1;
-  bool has_status() const;
-  void clear_status();
-  const ::milvus::proto::common::Status& status() const;
-  ::milvus::proto::common::Status* release_status();
-  ::milvus::proto::common::Status* mutable_status();
-  void set_allocated_status(::milvus::proto::common::Status* status);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.DescribeIndexResponse)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::IndexDescription > index_descriptions_;
-  ::milvus::proto::common::Status* status_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class GetIndexBuildProgressRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.GetIndexBuildProgressRequest) */ {
- public:
-  GetIndexBuildProgressRequest();
-  virtual ~GetIndexBuildProgressRequest();
-
-  GetIndexBuildProgressRequest(const GetIndexBuildProgressRequest& from);
-  GetIndexBuildProgressRequest(GetIndexBuildProgressRequest&& from) noexcept
-    : GetIndexBuildProgressRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline GetIndexBuildProgressRequest& operator=(const GetIndexBuildProgressRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline GetIndexBuildProgressRequest& operator=(GetIndexBuildProgressRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const GetIndexBuildProgressRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const GetIndexBuildProgressRequest* internal_default_instance() {
-    return reinterpret_cast<const GetIndexBuildProgressRequest*>(
-               &_GetIndexBuildProgressRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    33;
-
-  friend void swap(GetIndexBuildProgressRequest& a, GetIndexBuildProgressRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(GetIndexBuildProgressRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline GetIndexBuildProgressRequest* New() const final {
-    return CreateMaybeMessage<GetIndexBuildProgressRequest>(nullptr);
-  }
-
-  GetIndexBuildProgressRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<GetIndexBuildProgressRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const GetIndexBuildProgressRequest& from);
-  void MergeFrom(const GetIndexBuildProgressRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(GetIndexBuildProgressRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.GetIndexBuildProgressRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kDbNameFieldNumber = 2,
-    kCollectionNameFieldNumber = 3,
-    kFieldNameFieldNumber = 4,
-    kIndexNameFieldNumber = 5,
-    kBaseFieldNumber = 1,
-  };
-  // string db_name = 2;
-  void clear_db_name();
-  const std::string& db_name() const;
-  void set_db_name(const std::string& value);
-  void set_db_name(std::string&& value);
-  void set_db_name(const char* value);
-  void set_db_name(const char* value, size_t size);
-  std::string* mutable_db_name();
-  std::string* release_db_name();
-  void set_allocated_db_name(std::string* db_name);
-
-  // string collection_name = 3;
-  void clear_collection_name();
-  const std::string& collection_name() const;
-  void set_collection_name(const std::string& value);
-  void set_collection_name(std::string&& value);
-  void set_collection_name(const char* value);
-  void set_collection_name(const char* value, size_t size);
-  std::string* mutable_collection_name();
-  std::string* release_collection_name();
-  void set_allocated_collection_name(std::string* collection_name);
-
-  // string field_name = 4;
-  void clear_field_name();
-  const std::string& field_name() const;
-  void set_field_name(const std::string& value);
-  void set_field_name(std::string&& value);
-  void set_field_name(const char* value);
-  void set_field_name(const char* value, size_t size);
-  std::string* mutable_field_name();
-  std::string* release_field_name();
-  void set_allocated_field_name(std::string* field_name);
-
-  // string index_name = 5;
-  void clear_index_name();
-  const std::string& index_name() const;
-  void set_index_name(const std::string& value);
-  void set_index_name(std::string&& value);
-  void set_index_name(const char* value);
-  void set_index_name(const char* value, size_t size);
-  std::string* mutable_index_name();
-  std::string* release_index_name();
-  void set_allocated_index_name(std::string* index_name);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.GetIndexBuildProgressRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr db_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr collection_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr field_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr index_name_;
-  ::milvus::proto::common::MsgBase* base_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class GetIndexBuildProgressResponse :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.GetIndexBuildProgressResponse) */ {
- public:
-  GetIndexBuildProgressResponse();
-  virtual ~GetIndexBuildProgressResponse();
-
-  GetIndexBuildProgressResponse(const GetIndexBuildProgressResponse& from);
-  GetIndexBuildProgressResponse(GetIndexBuildProgressResponse&& from) noexcept
-    : GetIndexBuildProgressResponse() {
-    *this = ::std::move(from);
-  }
-
-  inline GetIndexBuildProgressResponse& operator=(const GetIndexBuildProgressResponse& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline GetIndexBuildProgressResponse& operator=(GetIndexBuildProgressResponse&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const GetIndexBuildProgressResponse& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const GetIndexBuildProgressResponse* internal_default_instance() {
-    return reinterpret_cast<const GetIndexBuildProgressResponse*>(
-               &_GetIndexBuildProgressResponse_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    34;
-
-  friend void swap(GetIndexBuildProgressResponse& a, GetIndexBuildProgressResponse& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(GetIndexBuildProgressResponse* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline GetIndexBuildProgressResponse* New() const final {
-    return CreateMaybeMessage<GetIndexBuildProgressResponse>(nullptr);
-  }
-
-  GetIndexBuildProgressResponse* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<GetIndexBuildProgressResponse>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const GetIndexBuildProgressResponse& from);
-  void MergeFrom(const GetIndexBuildProgressResponse& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(GetIndexBuildProgressResponse* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.GetIndexBuildProgressResponse";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kStatusFieldNumber = 1,
-    kIndexedRowsFieldNumber = 2,
-    kTotalRowsFieldNumber = 3,
-  };
-  // .milvus.proto.common.Status status = 1;
-  bool has_status() const;
-  void clear_status();
-  const ::milvus::proto::common::Status& status() const;
-  ::milvus::proto::common::Status* release_status();
-  ::milvus::proto::common::Status* mutable_status();
-  void set_allocated_status(::milvus::proto::common::Status* status);
-
-  // int64 indexed_rows = 2;
-  void clear_indexed_rows();
-  ::PROTOBUF_NAMESPACE_ID::int64 indexed_rows() const;
-  void set_indexed_rows(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // int64 total_rows = 3;
-  void clear_total_rows();
-  ::PROTOBUF_NAMESPACE_ID::int64 total_rows() const;
-  void set_total_rows(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.GetIndexBuildProgressResponse)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::milvus::proto::common::Status* status_;
-  ::PROTOBUF_NAMESPACE_ID::int64 indexed_rows_;
-  ::PROTOBUF_NAMESPACE_ID::int64 total_rows_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class GetIndexStateRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.GetIndexStateRequest) */ {
- public:
-  GetIndexStateRequest();
-  virtual ~GetIndexStateRequest();
-
-  GetIndexStateRequest(const GetIndexStateRequest& from);
-  GetIndexStateRequest(GetIndexStateRequest&& from) noexcept
-    : GetIndexStateRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline GetIndexStateRequest& operator=(const GetIndexStateRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline GetIndexStateRequest& operator=(GetIndexStateRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const GetIndexStateRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const GetIndexStateRequest* internal_default_instance() {
-    return reinterpret_cast<const GetIndexStateRequest*>(
-               &_GetIndexStateRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    35;
-
-  friend void swap(GetIndexStateRequest& a, GetIndexStateRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(GetIndexStateRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline GetIndexStateRequest* New() const final {
-    return CreateMaybeMessage<GetIndexStateRequest>(nullptr);
-  }
-
-  GetIndexStateRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<GetIndexStateRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const GetIndexStateRequest& from);
-  void MergeFrom(const GetIndexStateRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(GetIndexStateRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.GetIndexStateRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kDbNameFieldNumber = 2,
-    kCollectionNameFieldNumber = 3,
-    kFieldNameFieldNumber = 4,
-    kIndexNameFieldNumber = 5,
-    kBaseFieldNumber = 1,
-  };
-  // string db_name = 2;
-  void clear_db_name();
-  const std::string& db_name() const;
-  void set_db_name(const std::string& value);
-  void set_db_name(std::string&& value);
-  void set_db_name(const char* value);
-  void set_db_name(const char* value, size_t size);
-  std::string* mutable_db_name();
-  std::string* release_db_name();
-  void set_allocated_db_name(std::string* db_name);
-
-  // string collection_name = 3;
-  void clear_collection_name();
-  const std::string& collection_name() const;
-  void set_collection_name(const std::string& value);
-  void set_collection_name(std::string&& value);
-  void set_collection_name(const char* value);
-  void set_collection_name(const char* value, size_t size);
-  std::string* mutable_collection_name();
-  std::string* release_collection_name();
-  void set_allocated_collection_name(std::string* collection_name);
-
-  // string field_name = 4;
-  void clear_field_name();
-  const std::string& field_name() const;
-  void set_field_name(const std::string& value);
-  void set_field_name(std::string&& value);
-  void set_field_name(const char* value);
-  void set_field_name(const char* value, size_t size);
-  std::string* mutable_field_name();
-  std::string* release_field_name();
-  void set_allocated_field_name(std::string* field_name);
-
-  // string index_name = 5;
-  void clear_index_name();
-  const std::string& index_name() const;
-  void set_index_name(const std::string& value);
-  void set_index_name(std::string&& value);
-  void set_index_name(const char* value);
-  void set_index_name(const char* value, size_t size);
-  std::string* mutable_index_name();
-  std::string* release_index_name();
-  void set_allocated_index_name(std::string* index_name);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.GetIndexStateRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr db_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr collection_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr field_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr index_name_;
-  ::milvus::proto::common::MsgBase* base_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class GetIndexStateResponse :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.GetIndexStateResponse) */ {
- public:
-  GetIndexStateResponse();
-  virtual ~GetIndexStateResponse();
-
-  GetIndexStateResponse(const GetIndexStateResponse& from);
-  GetIndexStateResponse(GetIndexStateResponse&& from) noexcept
-    : GetIndexStateResponse() {
-    *this = ::std::move(from);
-  }
-
-  inline GetIndexStateResponse& operator=(const GetIndexStateResponse& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline GetIndexStateResponse& operator=(GetIndexStateResponse&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const GetIndexStateResponse& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const GetIndexStateResponse* internal_default_instance() {
-    return reinterpret_cast<const GetIndexStateResponse*>(
-               &_GetIndexStateResponse_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    36;
-
-  friend void swap(GetIndexStateResponse& a, GetIndexStateResponse& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(GetIndexStateResponse* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline GetIndexStateResponse* New() const final {
-    return CreateMaybeMessage<GetIndexStateResponse>(nullptr);
-  }
-
-  GetIndexStateResponse* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<GetIndexStateResponse>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const GetIndexStateResponse& from);
-  void MergeFrom(const GetIndexStateResponse& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(GetIndexStateResponse* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.GetIndexStateResponse";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kFailReasonFieldNumber = 3,
-    kStatusFieldNumber = 1,
-    kStateFieldNumber = 2,
-  };
-  // string fail_reason = 3;
-  void clear_fail_reason();
-  const std::string& fail_reason() const;
-  void set_fail_reason(const std::string& value);
-  void set_fail_reason(std::string&& value);
-  void set_fail_reason(const char* value);
-  void set_fail_reason(const char* value, size_t size);
-  std::string* mutable_fail_reason();
-  std::string* release_fail_reason();
-  void set_allocated_fail_reason(std::string* fail_reason);
-
-  // .milvus.proto.common.Status status = 1;
-  bool has_status() const;
-  void clear_status();
-  const ::milvus::proto::common::Status& status() const;
-  ::milvus::proto::common::Status* release_status();
-  ::milvus::proto::common::Status* mutable_status();
-  void set_allocated_status(::milvus::proto::common::Status* status);
-
-  // .milvus.proto.common.IndexState state = 2;
-  void clear_state();
-  ::milvus::proto::common::IndexState state() const;
-  void set_state(::milvus::proto::common::IndexState value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.GetIndexStateResponse)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr fail_reason_;
-  ::milvus::proto::common::Status* status_;
-  int state_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class DropIndexRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.DropIndexRequest) */ {
- public:
-  DropIndexRequest();
-  virtual ~DropIndexRequest();
-
-  DropIndexRequest(const DropIndexRequest& from);
-  DropIndexRequest(DropIndexRequest&& from) noexcept
-    : DropIndexRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline DropIndexRequest& operator=(const DropIndexRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline DropIndexRequest& operator=(DropIndexRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const DropIndexRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const DropIndexRequest* internal_default_instance() {
-    return reinterpret_cast<const DropIndexRequest*>(
-               &_DropIndexRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    37;
-
-  friend void swap(DropIndexRequest& a, DropIndexRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(DropIndexRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline DropIndexRequest* New() const final {
-    return CreateMaybeMessage<DropIndexRequest>(nullptr);
-  }
-
-  DropIndexRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<DropIndexRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const DropIndexRequest& from);
-  void MergeFrom(const DropIndexRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(DropIndexRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.DropIndexRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kDbNameFieldNumber = 2,
-    kCollectionNameFieldNumber = 3,
-    kFieldNameFieldNumber = 4,
-    kIndexNameFieldNumber = 5,
-    kBaseFieldNumber = 1,
-  };
-  // string db_name = 2;
-  void clear_db_name();
-  const std::string& db_name() const;
-  void set_db_name(const std::string& value);
-  void set_db_name(std::string&& value);
-  void set_db_name(const char* value);
-  void set_db_name(const char* value, size_t size);
-  std::string* mutable_db_name();
-  std::string* release_db_name();
-  void set_allocated_db_name(std::string* db_name);
-
-  // string collection_name = 3;
-  void clear_collection_name();
-  const std::string& collection_name() const;
-  void set_collection_name(const std::string& value);
-  void set_collection_name(std::string&& value);
-  void set_collection_name(const char* value);
-  void set_collection_name(const char* value, size_t size);
-  std::string* mutable_collection_name();
-  std::string* release_collection_name();
-  void set_allocated_collection_name(std::string* collection_name);
-
-  // string field_name = 4;
-  void clear_field_name();
-  const std::string& field_name() const;
-  void set_field_name(const std::string& value);
-  void set_field_name(std::string&& value);
-  void set_field_name(const char* value);
-  void set_field_name(const char* value, size_t size);
-  std::string* mutable_field_name();
-  std::string* release_field_name();
-  void set_allocated_field_name(std::string* field_name);
-
-  // string index_name = 5;
-  void clear_index_name();
-  const std::string& index_name() const;
-  void set_index_name(const std::string& value);
-  void set_index_name(std::string&& value);
-  void set_index_name(const char* value);
-  void set_index_name(const char* value, size_t size);
-  std::string* mutable_index_name();
-  std::string* release_index_name();
-  void set_allocated_index_name(std::string* index_name);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.DropIndexRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr db_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr collection_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr field_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr index_name_;
-  ::milvus::proto::common::MsgBase* base_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class InsertRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.InsertRequest) */ {
- public:
-  InsertRequest();
-  virtual ~InsertRequest();
-
-  InsertRequest(const InsertRequest& from);
-  InsertRequest(InsertRequest&& from) noexcept
-    : InsertRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline InsertRequest& operator=(const InsertRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline InsertRequest& operator=(InsertRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const InsertRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const InsertRequest* internal_default_instance() {
-    return reinterpret_cast<const InsertRequest*>(
-               &_InsertRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    38;
-
-  friend void swap(InsertRequest& a, InsertRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(InsertRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline InsertRequest* New() const final {
-    return CreateMaybeMessage<InsertRequest>(nullptr);
-  }
-
-  InsertRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<InsertRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const InsertRequest& from);
-  void MergeFrom(const InsertRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(InsertRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.InsertRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kFieldsDataFieldNumber = 5,
-    kHashKeysFieldNumber = 6,
-    kDbNameFieldNumber = 2,
-    kCollectionNameFieldNumber = 3,
-    kPartitionNameFieldNumber = 4,
-    kBaseFieldNumber = 1,
-    kNumRowsFieldNumber = 7,
-  };
-  // repeated .milvus.proto.schema.FieldData fields_data = 5;
-  int fields_data_size() const;
-  void clear_fields_data();
-  ::milvus::proto::schema::FieldData* mutable_fields_data(int index);
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::schema::FieldData >*
-      mutable_fields_data();
-  const ::milvus::proto::schema::FieldData& fields_data(int index) const;
-  ::milvus::proto::schema::FieldData* add_fields_data();
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::schema::FieldData >&
-      fields_data() const;
-
-  // repeated uint32 hash_keys = 6;
-  int hash_keys_size() const;
-  void clear_hash_keys();
-  ::PROTOBUF_NAMESPACE_ID::uint32 hash_keys(int index) const;
-  void set_hash_keys(int index, ::PROTOBUF_NAMESPACE_ID::uint32 value);
-  void add_hash_keys(::PROTOBUF_NAMESPACE_ID::uint32 value);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint32 >&
-      hash_keys() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint32 >*
-      mutable_hash_keys();
-
-  // string db_name = 2;
-  void clear_db_name();
-  const std::string& db_name() const;
-  void set_db_name(const std::string& value);
-  void set_db_name(std::string&& value);
-  void set_db_name(const char* value);
-  void set_db_name(const char* value, size_t size);
-  std::string* mutable_db_name();
-  std::string* release_db_name();
-  void set_allocated_db_name(std::string* db_name);
-
-  // string collection_name = 3;
-  void clear_collection_name();
-  const std::string& collection_name() const;
-  void set_collection_name(const std::string& value);
-  void set_collection_name(std::string&& value);
-  void set_collection_name(const char* value);
-  void set_collection_name(const char* value, size_t size);
-  std::string* mutable_collection_name();
-  std::string* release_collection_name();
-  void set_allocated_collection_name(std::string* collection_name);
-
-  // string partition_name = 4;
-  void clear_partition_name();
-  const std::string& partition_name() const;
-  void set_partition_name(const std::string& value);
-  void set_partition_name(std::string&& value);
-  void set_partition_name(const char* value);
-  void set_partition_name(const char* value, size_t size);
-  std::string* mutable_partition_name();
-  std::string* release_partition_name();
-  void set_allocated_partition_name(std::string* partition_name);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // uint32 num_rows = 7;
-  void clear_num_rows();
-  ::PROTOBUF_NAMESPACE_ID::uint32 num_rows() const;
-  void set_num_rows(::PROTOBUF_NAMESPACE_ID::uint32 value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.InsertRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::schema::FieldData > fields_data_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint32 > hash_keys_;
-  mutable std::atomic<int> _hash_keys_cached_byte_size_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr db_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr collection_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr partition_name_;
-  ::milvus::proto::common::MsgBase* base_;
-  ::PROTOBUF_NAMESPACE_ID::uint32 num_rows_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class MutationResult :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.MutationResult) */ {
- public:
-  MutationResult();
-  virtual ~MutationResult();
-
-  MutationResult(const MutationResult& from);
-  MutationResult(MutationResult&& from) noexcept
-    : MutationResult() {
-    *this = ::std::move(from);
-  }
-
-  inline MutationResult& operator=(const MutationResult& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline MutationResult& operator=(MutationResult&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const MutationResult& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const MutationResult* internal_default_instance() {
-    return reinterpret_cast<const MutationResult*>(
-               &_MutationResult_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    39;
-
-  friend void swap(MutationResult& a, MutationResult& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(MutationResult* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline MutationResult* New() const final {
-    return CreateMaybeMessage<MutationResult>(nullptr);
-  }
-
-  MutationResult* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<MutationResult>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const MutationResult& from);
-  void MergeFrom(const MutationResult& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(MutationResult* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.MutationResult";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kSuccIndexFieldNumber = 3,
-    kErrIndexFieldNumber = 4,
-    kStatusFieldNumber = 1,
-    kIDsFieldNumber = 2,
-    kInsertCntFieldNumber = 6,
-    kDeleteCntFieldNumber = 7,
-    kUpsertCntFieldNumber = 8,
-    kTimestampFieldNumber = 9,
-    kAcknowledgedFieldNumber = 5,
-  };
-  // repeated uint32 succ_index = 3;
-  int succ_index_size() const;
-  void clear_succ_index();
-  ::PROTOBUF_NAMESPACE_ID::uint32 succ_index(int index) const;
-  void set_succ_index(int index, ::PROTOBUF_NAMESPACE_ID::uint32 value);
-  void add_succ_index(::PROTOBUF_NAMESPACE_ID::uint32 value);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint32 >&
-      succ_index() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint32 >*
-      mutable_succ_index();
-
-  // repeated uint32 err_index = 4;
-  int err_index_size() const;
-  void clear_err_index();
-  ::PROTOBUF_NAMESPACE_ID::uint32 err_index(int index) const;
-  void set_err_index(int index, ::PROTOBUF_NAMESPACE_ID::uint32 value);
-  void add_err_index(::PROTOBUF_NAMESPACE_ID::uint32 value);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint32 >&
-      err_index() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint32 >*
-      mutable_err_index();
-
-  // .milvus.proto.common.Status status = 1;
-  bool has_status() const;
-  void clear_status();
-  const ::milvus::proto::common::Status& status() const;
-  ::milvus::proto::common::Status* release_status();
-  ::milvus::proto::common::Status* mutable_status();
-  void set_allocated_status(::milvus::proto::common::Status* status);
-
-  // .milvus.proto.schema.IDs IDs = 2;
-  bool has_ids() const;
-  void clear_ids();
-  const ::milvus::proto::schema::IDs& ids() const;
-  ::milvus::proto::schema::IDs* release_ids();
-  ::milvus::proto::schema::IDs* mutable_ids();
-  void set_allocated_ids(::milvus::proto::schema::IDs* ids);
-
-  // int64 insert_cnt = 6;
-  void clear_insert_cnt();
-  ::PROTOBUF_NAMESPACE_ID::int64 insert_cnt() const;
-  void set_insert_cnt(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // int64 delete_cnt = 7;
-  void clear_delete_cnt();
-  ::PROTOBUF_NAMESPACE_ID::int64 delete_cnt() const;
-  void set_delete_cnt(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // int64 upsert_cnt = 8;
-  void clear_upsert_cnt();
-  ::PROTOBUF_NAMESPACE_ID::int64 upsert_cnt() const;
-  void set_upsert_cnt(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // uint64 timestamp = 9;
-  void clear_timestamp();
-  ::PROTOBUF_NAMESPACE_ID::uint64 timestamp() const;
-  void set_timestamp(::PROTOBUF_NAMESPACE_ID::uint64 value);
-
-  // bool acknowledged = 5;
-  void clear_acknowledged();
-  bool acknowledged() const;
-  void set_acknowledged(bool value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.MutationResult)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint32 > succ_index_;
-  mutable std::atomic<int> _succ_index_cached_byte_size_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint32 > err_index_;
-  mutable std::atomic<int> _err_index_cached_byte_size_;
-  ::milvus::proto::common::Status* status_;
-  ::milvus::proto::schema::IDs* ids_;
-  ::PROTOBUF_NAMESPACE_ID::int64 insert_cnt_;
-  ::PROTOBUF_NAMESPACE_ID::int64 delete_cnt_;
-  ::PROTOBUF_NAMESPACE_ID::int64 upsert_cnt_;
-  ::PROTOBUF_NAMESPACE_ID::uint64 timestamp_;
-  bool acknowledged_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class DeleteRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.DeleteRequest) */ {
- public:
-  DeleteRequest();
-  virtual ~DeleteRequest();
-
-  DeleteRequest(const DeleteRequest& from);
-  DeleteRequest(DeleteRequest&& from) noexcept
-    : DeleteRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline DeleteRequest& operator=(const DeleteRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline DeleteRequest& operator=(DeleteRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const DeleteRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const DeleteRequest* internal_default_instance() {
-    return reinterpret_cast<const DeleteRequest*>(
-               &_DeleteRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    40;
-
-  friend void swap(DeleteRequest& a, DeleteRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(DeleteRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline DeleteRequest* New() const final {
-    return CreateMaybeMessage<DeleteRequest>(nullptr);
-  }
-
-  DeleteRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<DeleteRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const DeleteRequest& from);
-  void MergeFrom(const DeleteRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(DeleteRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.DeleteRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kHashKeysFieldNumber = 6,
-    kDbNameFieldNumber = 2,
-    kCollectionNameFieldNumber = 3,
-    kPartitionNameFieldNumber = 4,
-    kExprFieldNumber = 5,
-    kBaseFieldNumber = 1,
-  };
-  // repeated uint32 hash_keys = 6;
-  int hash_keys_size() const;
-  void clear_hash_keys();
-  ::PROTOBUF_NAMESPACE_ID::uint32 hash_keys(int index) const;
-  void set_hash_keys(int index, ::PROTOBUF_NAMESPACE_ID::uint32 value);
-  void add_hash_keys(::PROTOBUF_NAMESPACE_ID::uint32 value);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint32 >&
-      hash_keys() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint32 >*
-      mutable_hash_keys();
-
-  // string db_name = 2;
-  void clear_db_name();
-  const std::string& db_name() const;
-  void set_db_name(const std::string& value);
-  void set_db_name(std::string&& value);
-  void set_db_name(const char* value);
-  void set_db_name(const char* value, size_t size);
-  std::string* mutable_db_name();
-  std::string* release_db_name();
-  void set_allocated_db_name(std::string* db_name);
-
-  // string collection_name = 3;
-  void clear_collection_name();
-  const std::string& collection_name() const;
-  void set_collection_name(const std::string& value);
-  void set_collection_name(std::string&& value);
-  void set_collection_name(const char* value);
-  void set_collection_name(const char* value, size_t size);
-  std::string* mutable_collection_name();
-  std::string* release_collection_name();
-  void set_allocated_collection_name(std::string* collection_name);
-
-  // string partition_name = 4;
-  void clear_partition_name();
-  const std::string& partition_name() const;
-  void set_partition_name(const std::string& value);
-  void set_partition_name(std::string&& value);
-  void set_partition_name(const char* value);
-  void set_partition_name(const char* value, size_t size);
-  std::string* mutable_partition_name();
-  std::string* release_partition_name();
-  void set_allocated_partition_name(std::string* partition_name);
-
-  // string expr = 5;
-  void clear_expr();
-  const std::string& expr() const;
-  void set_expr(const std::string& value);
-  void set_expr(std::string&& value);
-  void set_expr(const char* value);
-  void set_expr(const char* value, size_t size);
-  std::string* mutable_expr();
-  std::string* release_expr();
-  void set_allocated_expr(std::string* expr);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.DeleteRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint32 > hash_keys_;
-  mutable std::atomic<int> _hash_keys_cached_byte_size_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr db_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr collection_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr partition_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr expr_;
-  ::milvus::proto::common::MsgBase* base_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class PlaceholderValue :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.PlaceholderValue) */ {
- public:
-  PlaceholderValue();
-  virtual ~PlaceholderValue();
-
-  PlaceholderValue(const PlaceholderValue& from);
-  PlaceholderValue(PlaceholderValue&& from) noexcept
-    : PlaceholderValue() {
-    *this = ::std::move(from);
-  }
-
-  inline PlaceholderValue& operator=(const PlaceholderValue& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline PlaceholderValue& operator=(PlaceholderValue&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const PlaceholderValue& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const PlaceholderValue* internal_default_instance() {
-    return reinterpret_cast<const PlaceholderValue*>(
-               &_PlaceholderValue_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    41;
-
-  friend void swap(PlaceholderValue& a, PlaceholderValue& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(PlaceholderValue* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline PlaceholderValue* New() const final {
-    return CreateMaybeMessage<PlaceholderValue>(nullptr);
-  }
-
-  PlaceholderValue* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<PlaceholderValue>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const PlaceholderValue& from);
-  void MergeFrom(const PlaceholderValue& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(PlaceholderValue* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.PlaceholderValue";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kValuesFieldNumber = 3,
-    kTagFieldNumber = 1,
-    kTypeFieldNumber = 2,
-  };
-  // repeated bytes values = 3;
-  int values_size() const;
-  void clear_values();
-  const std::string& values(int index) const;
-  std::string* mutable_values(int index);
-  void set_values(int index, const std::string& value);
-  void set_values(int index, std::string&& value);
-  void set_values(int index, const char* value);
-  void set_values(int index, const void* value, size_t size);
-  std::string* add_values();
-  void add_values(const std::string& value);
-  void add_values(std::string&& value);
-  void add_values(const char* value);
-  void add_values(const void* value, size_t size);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>& values() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>* mutable_values();
-
-  // string tag = 1;
-  void clear_tag();
-  const std::string& tag() const;
-  void set_tag(const std::string& value);
-  void set_tag(std::string&& value);
-  void set_tag(const char* value);
-  void set_tag(const char* value, size_t size);
-  std::string* mutable_tag();
-  std::string* release_tag();
-  void set_allocated_tag(std::string* tag);
-
-  // .milvus.proto.milvus.PlaceholderType type = 2;
-  void clear_type();
-  ::milvus::proto::milvus::PlaceholderType type() const;
-  void set_type(::milvus::proto::milvus::PlaceholderType value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.PlaceholderValue)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string> values_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr tag_;
-  int type_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class PlaceholderGroup :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.PlaceholderGroup) */ {
- public:
-  PlaceholderGroup();
-  virtual ~PlaceholderGroup();
-
-  PlaceholderGroup(const PlaceholderGroup& from);
-  PlaceholderGroup(PlaceholderGroup&& from) noexcept
-    : PlaceholderGroup() {
-    *this = ::std::move(from);
-  }
-
-  inline PlaceholderGroup& operator=(const PlaceholderGroup& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline PlaceholderGroup& operator=(PlaceholderGroup&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const PlaceholderGroup& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const PlaceholderGroup* internal_default_instance() {
-    return reinterpret_cast<const PlaceholderGroup*>(
-               &_PlaceholderGroup_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    42;
-
-  friend void swap(PlaceholderGroup& a, PlaceholderGroup& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(PlaceholderGroup* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline PlaceholderGroup* New() const final {
-    return CreateMaybeMessage<PlaceholderGroup>(nullptr);
-  }
-
-  PlaceholderGroup* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<PlaceholderGroup>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const PlaceholderGroup& from);
-  void MergeFrom(const PlaceholderGroup& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(PlaceholderGroup* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.PlaceholderGroup";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kPlaceholdersFieldNumber = 1,
-  };
-  // repeated .milvus.proto.milvus.PlaceholderValue placeholders = 1;
-  int placeholders_size() const;
-  void clear_placeholders();
-  ::milvus::proto::milvus::PlaceholderValue* mutable_placeholders(int index);
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::PlaceholderValue >*
-      mutable_placeholders();
-  const ::milvus::proto::milvus::PlaceholderValue& placeholders(int index) const;
-  ::milvus::proto::milvus::PlaceholderValue* add_placeholders();
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::PlaceholderValue >&
-      placeholders() const;
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.PlaceholderGroup)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::PlaceholderValue > placeholders_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class SearchRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.SearchRequest) */ {
- public:
-  SearchRequest();
-  virtual ~SearchRequest();
-
-  SearchRequest(const SearchRequest& from);
-  SearchRequest(SearchRequest&& from) noexcept
-    : SearchRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline SearchRequest& operator=(const SearchRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline SearchRequest& operator=(SearchRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const SearchRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const SearchRequest* internal_default_instance() {
-    return reinterpret_cast<const SearchRequest*>(
-               &_SearchRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    43;
-
-  friend void swap(SearchRequest& a, SearchRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(SearchRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline SearchRequest* New() const final {
-    return CreateMaybeMessage<SearchRequest>(nullptr);
-  }
-
-  SearchRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<SearchRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const SearchRequest& from);
-  void MergeFrom(const SearchRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(SearchRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.SearchRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kPartitionNamesFieldNumber = 4,
-    kOutputFieldsFieldNumber = 8,
-    kSearchParamsFieldNumber = 9,
-    kDbNameFieldNumber = 2,
-    kCollectionNameFieldNumber = 3,
-    kDslFieldNumber = 5,
-    kPlaceholderGroupFieldNumber = 6,
-    kBaseFieldNumber = 1,
-    kTravelTimestampFieldNumber = 10,
-    kGuaranteeTimestampFieldNumber = 11,
-    kDslTypeFieldNumber = 7,
-  };
-  // repeated string partition_names = 4;
-  int partition_names_size() const;
-  void clear_partition_names();
-  const std::string& partition_names(int index) const;
-  std::string* mutable_partition_names(int index);
-  void set_partition_names(int index, const std::string& value);
-  void set_partition_names(int index, std::string&& value);
-  void set_partition_names(int index, const char* value);
-  void set_partition_names(int index, const char* value, size_t size);
-  std::string* add_partition_names();
-  void add_partition_names(const std::string& value);
-  void add_partition_names(std::string&& value);
-  void add_partition_names(const char* value);
-  void add_partition_names(const char* value, size_t size);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>& partition_names() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>* mutable_partition_names();
-
-  // repeated string output_fields = 8;
-  int output_fields_size() const;
-  void clear_output_fields();
-  const std::string& output_fields(int index) const;
-  std::string* mutable_output_fields(int index);
-  void set_output_fields(int index, const std::string& value);
-  void set_output_fields(int index, std::string&& value);
-  void set_output_fields(int index, const char* value);
-  void set_output_fields(int index, const char* value, size_t size);
-  std::string* add_output_fields();
-  void add_output_fields(const std::string& value);
-  void add_output_fields(std::string&& value);
-  void add_output_fields(const char* value);
-  void add_output_fields(const char* value, size_t size);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>& output_fields() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>* mutable_output_fields();
-
-  // repeated .milvus.proto.common.KeyValuePair search_params = 9;
-  int search_params_size() const;
-  void clear_search_params();
-  ::milvus::proto::common::KeyValuePair* mutable_search_params(int index);
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair >*
-      mutable_search_params();
-  const ::milvus::proto::common::KeyValuePair& search_params(int index) const;
-  ::milvus::proto::common::KeyValuePair* add_search_params();
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair >&
-      search_params() const;
-
-  // string db_name = 2;
-  void clear_db_name();
-  const std::string& db_name() const;
-  void set_db_name(const std::string& value);
-  void set_db_name(std::string&& value);
-  void set_db_name(const char* value);
-  void set_db_name(const char* value, size_t size);
-  std::string* mutable_db_name();
-  std::string* release_db_name();
-  void set_allocated_db_name(std::string* db_name);
-
-  // string collection_name = 3;
-  void clear_collection_name();
-  const std::string& collection_name() const;
-  void set_collection_name(const std::string& value);
-  void set_collection_name(std::string&& value);
-  void set_collection_name(const char* value);
-  void set_collection_name(const char* value, size_t size);
-  std::string* mutable_collection_name();
-  std::string* release_collection_name();
-  void set_allocated_collection_name(std::string* collection_name);
-
-  // string dsl = 5;
-  void clear_dsl();
-  const std::string& dsl() const;
-  void set_dsl(const std::string& value);
-  void set_dsl(std::string&& value);
-  void set_dsl(const char* value);
-  void set_dsl(const char* value, size_t size);
-  std::string* mutable_dsl();
-  std::string* release_dsl();
-  void set_allocated_dsl(std::string* dsl);
-
-  // bytes placeholder_group = 6;
-  void clear_placeholder_group();
-  const std::string& placeholder_group() const;
-  void set_placeholder_group(const std::string& value);
-  void set_placeholder_group(std::string&& value);
-  void set_placeholder_group(const char* value);
-  void set_placeholder_group(const void* value, size_t size);
-  std::string* mutable_placeholder_group();
-  std::string* release_placeholder_group();
-  void set_allocated_placeholder_group(std::string* placeholder_group);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // uint64 travel_timestamp = 10;
-  void clear_travel_timestamp();
-  ::PROTOBUF_NAMESPACE_ID::uint64 travel_timestamp() const;
-  void set_travel_timestamp(::PROTOBUF_NAMESPACE_ID::uint64 value);
-
-  // uint64 guarantee_timestamp = 11;
-  void clear_guarantee_timestamp();
-  ::PROTOBUF_NAMESPACE_ID::uint64 guarantee_timestamp() const;
-  void set_guarantee_timestamp(::PROTOBUF_NAMESPACE_ID::uint64 value);
-
-  // .milvus.proto.common.DslType dsl_type = 7;
-  void clear_dsl_type();
-  ::milvus::proto::common::DslType dsl_type() const;
-  void set_dsl_type(::milvus::proto::common::DslType value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.SearchRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string> partition_names_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string> output_fields_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair > search_params_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr db_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr collection_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr dsl_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr placeholder_group_;
-  ::milvus::proto::common::MsgBase* base_;
-  ::PROTOBUF_NAMESPACE_ID::uint64 travel_timestamp_;
-  ::PROTOBUF_NAMESPACE_ID::uint64 guarantee_timestamp_;
-  int dsl_type_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class Hits :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.Hits) */ {
- public:
-  Hits();
-  virtual ~Hits();
-
-  Hits(const Hits& from);
-  Hits(Hits&& from) noexcept
-    : Hits() {
-    *this = ::std::move(from);
-  }
-
-  inline Hits& operator=(const Hits& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline Hits& operator=(Hits&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const Hits& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const Hits* internal_default_instance() {
-    return reinterpret_cast<const Hits*>(
-               &_Hits_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    44;
-
-  friend void swap(Hits& a, Hits& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(Hits* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline Hits* New() const final {
-    return CreateMaybeMessage<Hits>(nullptr);
-  }
-
-  Hits* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<Hits>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const Hits& from);
-  void MergeFrom(const Hits& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(Hits* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.Hits";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kIDsFieldNumber = 1,
-    kRowDataFieldNumber = 2,
-    kScoresFieldNumber = 3,
-  };
-  // repeated int64 IDs = 1;
-  int ids_size() const;
-  void clear_ids();
-  ::PROTOBUF_NAMESPACE_ID::int64 ids(int index) const;
-  void set_ids(int index, ::PROTOBUF_NAMESPACE_ID::int64 value);
-  void add_ids(::PROTOBUF_NAMESPACE_ID::int64 value);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >&
-      ids() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >*
-      mutable_ids();
-
-  // repeated bytes row_data = 2;
-  int row_data_size() const;
-  void clear_row_data();
-  const std::string& row_data(int index) const;
-  std::string* mutable_row_data(int index);
-  void set_row_data(int index, const std::string& value);
-  void set_row_data(int index, std::string&& value);
-  void set_row_data(int index, const char* value);
-  void set_row_data(int index, const void* value, size_t size);
-  std::string* add_row_data();
-  void add_row_data(const std::string& value);
-  void add_row_data(std::string&& value);
-  void add_row_data(const char* value);
-  void add_row_data(const void* value, size_t size);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>& row_data() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>* mutable_row_data();
-
-  // repeated float scores = 3;
-  int scores_size() const;
-  void clear_scores();
-  float scores(int index) const;
-  void set_scores(int index, float value);
-  void add_scores(float value);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedField< float >&
-      scores() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< float >*
-      mutable_scores();
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.Hits)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 > ids_;
-  mutable std::atomic<int> _ids_cached_byte_size_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string> row_data_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< float > scores_;
-  mutable std::atomic<int> _scores_cached_byte_size_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class SearchResults :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.SearchResults) */ {
- public:
-  SearchResults();
-  virtual ~SearchResults();
-
-  SearchResults(const SearchResults& from);
-  SearchResults(SearchResults&& from) noexcept
-    : SearchResults() {
-    *this = ::std::move(from);
-  }
-
-  inline SearchResults& operator=(const SearchResults& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline SearchResults& operator=(SearchResults&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const SearchResults& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const SearchResults* internal_default_instance() {
-    return reinterpret_cast<const SearchResults*>(
-               &_SearchResults_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    45;
-
-  friend void swap(SearchResults& a, SearchResults& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(SearchResults* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline SearchResults* New() const final {
-    return CreateMaybeMessage<SearchResults>(nullptr);
-  }
-
-  SearchResults* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<SearchResults>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const SearchResults& from);
-  void MergeFrom(const SearchResults& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(SearchResults* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.SearchResults";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kCollectionNameFieldNumber = 3,
-    kStatusFieldNumber = 1,
-    kResultsFieldNumber = 2,
-  };
-  // string collection_name = 3;
-  void clear_collection_name();
-  const std::string& collection_name() const;
-  void set_collection_name(const std::string& value);
-  void set_collection_name(std::string&& value);
-  void set_collection_name(const char* value);
-  void set_collection_name(const char* value, size_t size);
-  std::string* mutable_collection_name();
-  std::string* release_collection_name();
-  void set_allocated_collection_name(std::string* collection_name);
-
-  // .milvus.proto.common.Status status = 1;
-  bool has_status() const;
-  void clear_status();
-  const ::milvus::proto::common::Status& status() const;
-  ::milvus::proto::common::Status* release_status();
-  ::milvus::proto::common::Status* mutable_status();
-  void set_allocated_status(::milvus::proto::common::Status* status);
-
-  // .milvus.proto.schema.SearchResultData results = 2;
-  bool has_results() const;
-  void clear_results();
-  const ::milvus::proto::schema::SearchResultData& results() const;
-  ::milvus::proto::schema::SearchResultData* release_results();
-  ::milvus::proto::schema::SearchResultData* mutable_results();
-  void set_allocated_results(::milvus::proto::schema::SearchResultData* results);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.SearchResults)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr collection_name_;
-  ::milvus::proto::common::Status* status_;
-  ::milvus::proto::schema::SearchResultData* results_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class FlushRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.FlushRequest) */ {
- public:
-  FlushRequest();
-  virtual ~FlushRequest();
-
-  FlushRequest(const FlushRequest& from);
-  FlushRequest(FlushRequest&& from) noexcept
-    : FlushRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline FlushRequest& operator=(const FlushRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline FlushRequest& operator=(FlushRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const FlushRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const FlushRequest* internal_default_instance() {
-    return reinterpret_cast<const FlushRequest*>(
-               &_FlushRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    46;
-
-  friend void swap(FlushRequest& a, FlushRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(FlushRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline FlushRequest* New() const final {
-    return CreateMaybeMessage<FlushRequest>(nullptr);
-  }
-
-  FlushRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<FlushRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const FlushRequest& from);
-  void MergeFrom(const FlushRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(FlushRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.FlushRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kCollectionNamesFieldNumber = 3,
-    kDbNameFieldNumber = 2,
-    kBaseFieldNumber = 1,
-  };
-  // repeated string collection_names = 3;
-  int collection_names_size() const;
-  void clear_collection_names();
-  const std::string& collection_names(int index) const;
-  std::string* mutable_collection_names(int index);
-  void set_collection_names(int index, const std::string& value);
-  void set_collection_names(int index, std::string&& value);
-  void set_collection_names(int index, const char* value);
-  void set_collection_names(int index, const char* value, size_t size);
-  std::string* add_collection_names();
-  void add_collection_names(const std::string& value);
-  void add_collection_names(std::string&& value);
-  void add_collection_names(const char* value);
-  void add_collection_names(const char* value, size_t size);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>& collection_names() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>* mutable_collection_names();
-
-  // string db_name = 2;
-  void clear_db_name();
-  const std::string& db_name() const;
-  void set_db_name(const std::string& value);
-  void set_db_name(std::string&& value);
-  void set_db_name(const char* value);
-  void set_db_name(const char* value, size_t size);
-  std::string* mutable_db_name();
-  std::string* release_db_name();
-  void set_allocated_db_name(std::string* db_name);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.FlushRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string> collection_names_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr db_name_;
-  ::milvus::proto::common::MsgBase* base_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class FlushResponse_CollSegIDsEntry_DoNotUse : public ::PROTOBUF_NAMESPACE_ID::internal::MapEntry<FlushResponse_CollSegIDsEntry_DoNotUse, 
-    std::string, ::milvus::proto::schema::LongArray,
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_STRING,
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_MESSAGE,
-    0 > {
-public:
-  typedef ::PROTOBUF_NAMESPACE_ID::internal::MapEntry<FlushResponse_CollSegIDsEntry_DoNotUse, 
-    std::string, ::milvus::proto::schema::LongArray,
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_STRING,
-    ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_MESSAGE,
-    0 > SuperType;
-  FlushResponse_CollSegIDsEntry_DoNotUse();
-  FlushResponse_CollSegIDsEntry_DoNotUse(::PROTOBUF_NAMESPACE_ID::Arena* arena);
-  void MergeFrom(const FlushResponse_CollSegIDsEntry_DoNotUse& other);
-  static const FlushResponse_CollSegIDsEntry_DoNotUse* internal_default_instance() { return reinterpret_cast<const FlushResponse_CollSegIDsEntry_DoNotUse*>(&_FlushResponse_CollSegIDsEntry_DoNotUse_default_instance_); }
-  static bool ValidateKey(std::string* s) {
-    return ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::VerifyUtf8String(s->data(), s->size(), ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::PARSE, "milvus.proto.milvus.FlushResponse.CollSegIDsEntry.key");
- }
-  static bool ValidateValue(void*) { return true; }
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& other) final;
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[47];
-  }
-
-  public:
-};
-
-// -------------------------------------------------------------------
-
-class FlushResponse :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.FlushResponse) */ {
- public:
-  FlushResponse();
-  virtual ~FlushResponse();
-
-  FlushResponse(const FlushResponse& from);
-  FlushResponse(FlushResponse&& from) noexcept
-    : FlushResponse() {
-    *this = ::std::move(from);
-  }
-
-  inline FlushResponse& operator=(const FlushResponse& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline FlushResponse& operator=(FlushResponse&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const FlushResponse& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const FlushResponse* internal_default_instance() {
-    return reinterpret_cast<const FlushResponse*>(
-               &_FlushResponse_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    48;
-
-  friend void swap(FlushResponse& a, FlushResponse& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(FlushResponse* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline FlushResponse* New() const final {
-    return CreateMaybeMessage<FlushResponse>(nullptr);
-  }
-
-  FlushResponse* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<FlushResponse>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const FlushResponse& from);
-  void MergeFrom(const FlushResponse& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(FlushResponse* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.FlushResponse";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kCollSegIDsFieldNumber = 3,
-    kDbNameFieldNumber = 2,
-    kStatusFieldNumber = 1,
-  };
-  // map<string, .milvus.proto.schema.LongArray> coll_segIDs = 3;
-  int coll_segids_size() const;
-  void clear_coll_segids();
-  const ::PROTOBUF_NAMESPACE_ID::Map< std::string, ::milvus::proto::schema::LongArray >&
-      coll_segids() const;
-  ::PROTOBUF_NAMESPACE_ID::Map< std::string, ::milvus::proto::schema::LongArray >*
-      mutable_coll_segids();
-
-  // string db_name = 2;
-  void clear_db_name();
-  const std::string& db_name() const;
-  void set_db_name(const std::string& value);
-  void set_db_name(std::string&& value);
-  void set_db_name(const char* value);
-  void set_db_name(const char* value, size_t size);
-  std::string* mutable_db_name();
-  std::string* release_db_name();
-  void set_allocated_db_name(std::string* db_name);
-
-  // .milvus.proto.common.Status status = 1;
-  bool has_status() const;
-  void clear_status();
-  const ::milvus::proto::common::Status& status() const;
-  ::milvus::proto::common::Status* release_status();
-  ::milvus::proto::common::Status* mutable_status();
-  void set_allocated_status(::milvus::proto::common::Status* status);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.FlushResponse)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::internal::MapField<
-      FlushResponse_CollSegIDsEntry_DoNotUse,
-      std::string, ::milvus::proto::schema::LongArray,
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_STRING,
-      ::PROTOBUF_NAMESPACE_ID::internal::WireFormatLite::TYPE_MESSAGE,
-      0 > coll_segids_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr db_name_;
-  ::milvus::proto::common::Status* status_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class QueryRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.QueryRequest) */ {
- public:
-  QueryRequest();
-  virtual ~QueryRequest();
-
-  QueryRequest(const QueryRequest& from);
-  QueryRequest(QueryRequest&& from) noexcept
-    : QueryRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline QueryRequest& operator=(const QueryRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline QueryRequest& operator=(QueryRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const QueryRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const QueryRequest* internal_default_instance() {
-    return reinterpret_cast<const QueryRequest*>(
-               &_QueryRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    49;
-
-  friend void swap(QueryRequest& a, QueryRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(QueryRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline QueryRequest* New() const final {
-    return CreateMaybeMessage<QueryRequest>(nullptr);
-  }
-
-  QueryRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<QueryRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const QueryRequest& from);
-  void MergeFrom(const QueryRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(QueryRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.QueryRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kOutputFieldsFieldNumber = 5,
-    kPartitionNamesFieldNumber = 6,
-    kDbNameFieldNumber = 2,
-    kCollectionNameFieldNumber = 3,
-    kExprFieldNumber = 4,
-    kBaseFieldNumber = 1,
-    kTravelTimestampFieldNumber = 7,
-    kGuaranteeTimestampFieldNumber = 8,
-  };
-  // repeated string output_fields = 5;
-  int output_fields_size() const;
-  void clear_output_fields();
-  const std::string& output_fields(int index) const;
-  std::string* mutable_output_fields(int index);
-  void set_output_fields(int index, const std::string& value);
-  void set_output_fields(int index, std::string&& value);
-  void set_output_fields(int index, const char* value);
-  void set_output_fields(int index, const char* value, size_t size);
-  std::string* add_output_fields();
-  void add_output_fields(const std::string& value);
-  void add_output_fields(std::string&& value);
-  void add_output_fields(const char* value);
-  void add_output_fields(const char* value, size_t size);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>& output_fields() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>* mutable_output_fields();
-
-  // repeated string partition_names = 6;
-  int partition_names_size() const;
-  void clear_partition_names();
-  const std::string& partition_names(int index) const;
-  std::string* mutable_partition_names(int index);
-  void set_partition_names(int index, const std::string& value);
-  void set_partition_names(int index, std::string&& value);
-  void set_partition_names(int index, const char* value);
-  void set_partition_names(int index, const char* value, size_t size);
-  std::string* add_partition_names();
-  void add_partition_names(const std::string& value);
-  void add_partition_names(std::string&& value);
-  void add_partition_names(const char* value);
-  void add_partition_names(const char* value, size_t size);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>& partition_names() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>* mutable_partition_names();
-
-  // string db_name = 2;
-  void clear_db_name();
-  const std::string& db_name() const;
-  void set_db_name(const std::string& value);
-  void set_db_name(std::string&& value);
-  void set_db_name(const char* value);
-  void set_db_name(const char* value, size_t size);
-  std::string* mutable_db_name();
-  std::string* release_db_name();
-  void set_allocated_db_name(std::string* db_name);
-
-  // string collection_name = 3;
-  void clear_collection_name();
-  const std::string& collection_name() const;
-  void set_collection_name(const std::string& value);
-  void set_collection_name(std::string&& value);
-  void set_collection_name(const char* value);
-  void set_collection_name(const char* value, size_t size);
-  std::string* mutable_collection_name();
-  std::string* release_collection_name();
-  void set_allocated_collection_name(std::string* collection_name);
-
-  // string expr = 4;
-  void clear_expr();
-  const std::string& expr() const;
-  void set_expr(const std::string& value);
-  void set_expr(std::string&& value);
-  void set_expr(const char* value);
-  void set_expr(const char* value, size_t size);
-  std::string* mutable_expr();
-  std::string* release_expr();
-  void set_allocated_expr(std::string* expr);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // uint64 travel_timestamp = 7;
-  void clear_travel_timestamp();
-  ::PROTOBUF_NAMESPACE_ID::uint64 travel_timestamp() const;
-  void set_travel_timestamp(::PROTOBUF_NAMESPACE_ID::uint64 value);
-
-  // uint64 guarantee_timestamp = 8;
-  void clear_guarantee_timestamp();
-  ::PROTOBUF_NAMESPACE_ID::uint64 guarantee_timestamp() const;
-  void set_guarantee_timestamp(::PROTOBUF_NAMESPACE_ID::uint64 value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.QueryRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string> output_fields_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string> partition_names_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr db_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr collection_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr expr_;
-  ::milvus::proto::common::MsgBase* base_;
-  ::PROTOBUF_NAMESPACE_ID::uint64 travel_timestamp_;
-  ::PROTOBUF_NAMESPACE_ID::uint64 guarantee_timestamp_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class QueryResults :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.QueryResults) */ {
- public:
-  QueryResults();
-  virtual ~QueryResults();
-
-  QueryResults(const QueryResults& from);
-  QueryResults(QueryResults&& from) noexcept
-    : QueryResults() {
-    *this = ::std::move(from);
-  }
-
-  inline QueryResults& operator=(const QueryResults& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline QueryResults& operator=(QueryResults&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const QueryResults& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const QueryResults* internal_default_instance() {
-    return reinterpret_cast<const QueryResults*>(
-               &_QueryResults_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    50;
-
-  friend void swap(QueryResults& a, QueryResults& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(QueryResults* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline QueryResults* New() const final {
-    return CreateMaybeMessage<QueryResults>(nullptr);
-  }
-
-  QueryResults* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<QueryResults>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const QueryResults& from);
-  void MergeFrom(const QueryResults& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(QueryResults* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.QueryResults";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kFieldsDataFieldNumber = 2,
-    kCollectionNameFieldNumber = 3,
-    kStatusFieldNumber = 1,
-  };
-  // repeated .milvus.proto.schema.FieldData fields_data = 2;
-  int fields_data_size() const;
-  void clear_fields_data();
-  ::milvus::proto::schema::FieldData* mutable_fields_data(int index);
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::schema::FieldData >*
-      mutable_fields_data();
-  const ::milvus::proto::schema::FieldData& fields_data(int index) const;
-  ::milvus::proto::schema::FieldData* add_fields_data();
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::schema::FieldData >&
-      fields_data() const;
-
-  // string collection_name = 3;
-  void clear_collection_name();
-  const std::string& collection_name() const;
-  void set_collection_name(const std::string& value);
-  void set_collection_name(std::string&& value);
-  void set_collection_name(const char* value);
-  void set_collection_name(const char* value, size_t size);
-  std::string* mutable_collection_name();
-  std::string* release_collection_name();
-  void set_allocated_collection_name(std::string* collection_name);
-
-  // .milvus.proto.common.Status status = 1;
-  bool has_status() const;
-  void clear_status();
-  const ::milvus::proto::common::Status& status() const;
-  ::milvus::proto::common::Status* release_status();
-  ::milvus::proto::common::Status* mutable_status();
-  void set_allocated_status(::milvus::proto::common::Status* status);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.QueryResults)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::schema::FieldData > fields_data_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr collection_name_;
-  ::milvus::proto::common::Status* status_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class VectorIDs :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.VectorIDs) */ {
- public:
-  VectorIDs();
-  virtual ~VectorIDs();
-
-  VectorIDs(const VectorIDs& from);
-  VectorIDs(VectorIDs&& from) noexcept
-    : VectorIDs() {
-    *this = ::std::move(from);
-  }
-
-  inline VectorIDs& operator=(const VectorIDs& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline VectorIDs& operator=(VectorIDs&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const VectorIDs& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const VectorIDs* internal_default_instance() {
-    return reinterpret_cast<const VectorIDs*>(
-               &_VectorIDs_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    51;
-
-  friend void swap(VectorIDs& a, VectorIDs& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(VectorIDs* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline VectorIDs* New() const final {
-    return CreateMaybeMessage<VectorIDs>(nullptr);
-  }
-
-  VectorIDs* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<VectorIDs>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const VectorIDs& from);
-  void MergeFrom(const VectorIDs& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(VectorIDs* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.VectorIDs";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kPartitionNamesFieldNumber = 4,
-    kCollectionNameFieldNumber = 1,
-    kFieldNameFieldNumber = 2,
-    kIdArrayFieldNumber = 3,
-  };
-  // repeated string partition_names = 4;
-  int partition_names_size() const;
-  void clear_partition_names();
-  const std::string& partition_names(int index) const;
-  std::string* mutable_partition_names(int index);
-  void set_partition_names(int index, const std::string& value);
-  void set_partition_names(int index, std::string&& value);
-  void set_partition_names(int index, const char* value);
-  void set_partition_names(int index, const char* value, size_t size);
-  std::string* add_partition_names();
-  void add_partition_names(const std::string& value);
-  void add_partition_names(std::string&& value);
-  void add_partition_names(const char* value);
-  void add_partition_names(const char* value, size_t size);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>& partition_names() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>* mutable_partition_names();
-
-  // string collection_name = 1;
-  void clear_collection_name();
-  const std::string& collection_name() const;
-  void set_collection_name(const std::string& value);
-  void set_collection_name(std::string&& value);
-  void set_collection_name(const char* value);
-  void set_collection_name(const char* value, size_t size);
-  std::string* mutable_collection_name();
-  std::string* release_collection_name();
-  void set_allocated_collection_name(std::string* collection_name);
-
-  // string field_name = 2;
-  void clear_field_name();
-  const std::string& field_name() const;
-  void set_field_name(const std::string& value);
-  void set_field_name(std::string&& value);
-  void set_field_name(const char* value);
-  void set_field_name(const char* value, size_t size);
-  std::string* mutable_field_name();
-  std::string* release_field_name();
-  void set_allocated_field_name(std::string* field_name);
-
-  // .milvus.proto.schema.IDs id_array = 3;
-  bool has_id_array() const;
-  void clear_id_array();
-  const ::milvus::proto::schema::IDs& id_array() const;
-  ::milvus::proto::schema::IDs* release_id_array();
-  ::milvus::proto::schema::IDs* mutable_id_array();
-  void set_allocated_id_array(::milvus::proto::schema::IDs* id_array);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.VectorIDs)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string> partition_names_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr collection_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr field_name_;
-  ::milvus::proto::schema::IDs* id_array_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class VectorsArray :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.VectorsArray) */ {
- public:
-  VectorsArray();
-  virtual ~VectorsArray();
-
-  VectorsArray(const VectorsArray& from);
-  VectorsArray(VectorsArray&& from) noexcept
-    : VectorsArray() {
-    *this = ::std::move(from);
-  }
-
-  inline VectorsArray& operator=(const VectorsArray& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline VectorsArray& operator=(VectorsArray&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const VectorsArray& default_instance();
-
-  enum ArrayCase {
-    kIdArray = 1,
-    kDataArray = 2,
-    ARRAY_NOT_SET = 0,
-  };
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const VectorsArray* internal_default_instance() {
-    return reinterpret_cast<const VectorsArray*>(
-               &_VectorsArray_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    52;
-
-  friend void swap(VectorsArray& a, VectorsArray& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(VectorsArray* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline VectorsArray* New() const final {
-    return CreateMaybeMessage<VectorsArray>(nullptr);
-  }
-
-  VectorsArray* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<VectorsArray>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const VectorsArray& from);
-  void MergeFrom(const VectorsArray& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(VectorsArray* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.VectorsArray";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kIdArrayFieldNumber = 1,
-    kDataArrayFieldNumber = 2,
-  };
-  // .milvus.proto.milvus.VectorIDs id_array = 1;
-  bool has_id_array() const;
-  void clear_id_array();
-  const ::milvus::proto::milvus::VectorIDs& id_array() const;
-  ::milvus::proto::milvus::VectorIDs* release_id_array();
-  ::milvus::proto::milvus::VectorIDs* mutable_id_array();
-  void set_allocated_id_array(::milvus::proto::milvus::VectorIDs* id_array);
-
-  // .milvus.proto.schema.VectorField data_array = 2;
-  bool has_data_array() const;
-  void clear_data_array();
-  const ::milvus::proto::schema::VectorField& data_array() const;
-  ::milvus::proto::schema::VectorField* release_data_array();
-  ::milvus::proto::schema::VectorField* mutable_data_array();
-  void set_allocated_data_array(::milvus::proto::schema::VectorField* data_array);
-
-  void clear_array();
-  ArrayCase array_case() const;
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.VectorsArray)
- private:
-  class _Internal;
-  void set_has_id_array();
-  void set_has_data_array();
-
-  inline bool has_array() const;
-  inline void clear_has_array();
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  union ArrayUnion {
-    ArrayUnion() {}
-    ::milvus::proto::milvus::VectorIDs* id_array_;
-    ::milvus::proto::schema::VectorField* data_array_;
-  } array_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  ::PROTOBUF_NAMESPACE_ID::uint32 _oneof_case_[1];
-
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class CalcDistanceRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.CalcDistanceRequest) */ {
- public:
-  CalcDistanceRequest();
-  virtual ~CalcDistanceRequest();
-
-  CalcDistanceRequest(const CalcDistanceRequest& from);
-  CalcDistanceRequest(CalcDistanceRequest&& from) noexcept
-    : CalcDistanceRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline CalcDistanceRequest& operator=(const CalcDistanceRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline CalcDistanceRequest& operator=(CalcDistanceRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const CalcDistanceRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const CalcDistanceRequest* internal_default_instance() {
-    return reinterpret_cast<const CalcDistanceRequest*>(
-               &_CalcDistanceRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    53;
-
-  friend void swap(CalcDistanceRequest& a, CalcDistanceRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(CalcDistanceRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline CalcDistanceRequest* New() const final {
-    return CreateMaybeMessage<CalcDistanceRequest>(nullptr);
-  }
-
-  CalcDistanceRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<CalcDistanceRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const CalcDistanceRequest& from);
-  void MergeFrom(const CalcDistanceRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(CalcDistanceRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.CalcDistanceRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kParamsFieldNumber = 4,
-    kBaseFieldNumber = 1,
-    kOpLeftFieldNumber = 2,
-    kOpRightFieldNumber = 3,
-  };
-  // repeated .milvus.proto.common.KeyValuePair params = 4;
-  int params_size() const;
-  void clear_params();
-  ::milvus::proto::common::KeyValuePair* mutable_params(int index);
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair >*
-      mutable_params();
-  const ::milvus::proto::common::KeyValuePair& params(int index) const;
-  ::milvus::proto::common::KeyValuePair* add_params();
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair >&
-      params() const;
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // .milvus.proto.milvus.VectorsArray op_left = 2;
-  bool has_op_left() const;
-  void clear_op_left();
-  const ::milvus::proto::milvus::VectorsArray& op_left() const;
-  ::milvus::proto::milvus::VectorsArray* release_op_left();
-  ::milvus::proto::milvus::VectorsArray* mutable_op_left();
-  void set_allocated_op_left(::milvus::proto::milvus::VectorsArray* op_left);
-
-  // .milvus.proto.milvus.VectorsArray op_right = 3;
-  bool has_op_right() const;
-  void clear_op_right();
-  const ::milvus::proto::milvus::VectorsArray& op_right() const;
-  ::milvus::proto::milvus::VectorsArray* release_op_right();
-  ::milvus::proto::milvus::VectorsArray* mutable_op_right();
-  void set_allocated_op_right(::milvus::proto::milvus::VectorsArray* op_right);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.CalcDistanceRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair > params_;
-  ::milvus::proto::common::MsgBase* base_;
-  ::milvus::proto::milvus::VectorsArray* op_left_;
-  ::milvus::proto::milvus::VectorsArray* op_right_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class CalcDistanceResults :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.CalcDistanceResults) */ {
- public:
-  CalcDistanceResults();
-  virtual ~CalcDistanceResults();
-
-  CalcDistanceResults(const CalcDistanceResults& from);
-  CalcDistanceResults(CalcDistanceResults&& from) noexcept
-    : CalcDistanceResults() {
-    *this = ::std::move(from);
-  }
-
-  inline CalcDistanceResults& operator=(const CalcDistanceResults& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline CalcDistanceResults& operator=(CalcDistanceResults&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const CalcDistanceResults& default_instance();
-
-  enum ArrayCase {
-    kIntDist = 2,
-    kFloatDist = 3,
-    ARRAY_NOT_SET = 0,
-  };
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const CalcDistanceResults* internal_default_instance() {
-    return reinterpret_cast<const CalcDistanceResults*>(
-               &_CalcDistanceResults_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    54;
-
-  friend void swap(CalcDistanceResults& a, CalcDistanceResults& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(CalcDistanceResults* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline CalcDistanceResults* New() const final {
-    return CreateMaybeMessage<CalcDistanceResults>(nullptr);
-  }
-
-  CalcDistanceResults* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<CalcDistanceResults>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const CalcDistanceResults& from);
-  void MergeFrom(const CalcDistanceResults& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(CalcDistanceResults* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.CalcDistanceResults";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kStatusFieldNumber = 1,
-    kIntDistFieldNumber = 2,
-    kFloatDistFieldNumber = 3,
-  };
-  // .milvus.proto.common.Status status = 1;
-  bool has_status() const;
-  void clear_status();
-  const ::milvus::proto::common::Status& status() const;
-  ::milvus::proto::common::Status* release_status();
-  ::milvus::proto::common::Status* mutable_status();
-  void set_allocated_status(::milvus::proto::common::Status* status);
-
-  // .milvus.proto.schema.IntArray int_dist = 2;
-  bool has_int_dist() const;
-  void clear_int_dist();
-  const ::milvus::proto::schema::IntArray& int_dist() const;
-  ::milvus::proto::schema::IntArray* release_int_dist();
-  ::milvus::proto::schema::IntArray* mutable_int_dist();
-  void set_allocated_int_dist(::milvus::proto::schema::IntArray* int_dist);
-
-  // .milvus.proto.schema.FloatArray float_dist = 3;
-  bool has_float_dist() const;
-  void clear_float_dist();
-  const ::milvus::proto::schema::FloatArray& float_dist() const;
-  ::milvus::proto::schema::FloatArray* release_float_dist();
-  ::milvus::proto::schema::FloatArray* mutable_float_dist();
-  void set_allocated_float_dist(::milvus::proto::schema::FloatArray* float_dist);
-
-  void clear_array();
-  ArrayCase array_case() const;
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.CalcDistanceResults)
- private:
-  class _Internal;
-  void set_has_int_dist();
-  void set_has_float_dist();
-
-  inline bool has_array() const;
-  inline void clear_has_array();
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::milvus::proto::common::Status* status_;
-  union ArrayUnion {
-    ArrayUnion() {}
-    ::milvus::proto::schema::IntArray* int_dist_;
-    ::milvus::proto::schema::FloatArray* float_dist_;
-  } array_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  ::PROTOBUF_NAMESPACE_ID::uint32 _oneof_case_[1];
-
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class PersistentSegmentInfo :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.PersistentSegmentInfo) */ {
- public:
-  PersistentSegmentInfo();
-  virtual ~PersistentSegmentInfo();
-
-  PersistentSegmentInfo(const PersistentSegmentInfo& from);
-  PersistentSegmentInfo(PersistentSegmentInfo&& from) noexcept
-    : PersistentSegmentInfo() {
-    *this = ::std::move(from);
-  }
-
-  inline PersistentSegmentInfo& operator=(const PersistentSegmentInfo& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline PersistentSegmentInfo& operator=(PersistentSegmentInfo&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const PersistentSegmentInfo& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const PersistentSegmentInfo* internal_default_instance() {
-    return reinterpret_cast<const PersistentSegmentInfo*>(
-               &_PersistentSegmentInfo_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    55;
-
-  friend void swap(PersistentSegmentInfo& a, PersistentSegmentInfo& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(PersistentSegmentInfo* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline PersistentSegmentInfo* New() const final {
-    return CreateMaybeMessage<PersistentSegmentInfo>(nullptr);
-  }
-
-  PersistentSegmentInfo* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<PersistentSegmentInfo>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const PersistentSegmentInfo& from);
-  void MergeFrom(const PersistentSegmentInfo& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(PersistentSegmentInfo* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.PersistentSegmentInfo";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kSegmentIDFieldNumber = 1,
-    kCollectionIDFieldNumber = 2,
-    kPartitionIDFieldNumber = 3,
-    kNumRowsFieldNumber = 4,
-    kStateFieldNumber = 5,
-  };
-  // int64 segmentID = 1;
-  void clear_segmentid();
-  ::PROTOBUF_NAMESPACE_ID::int64 segmentid() const;
-  void set_segmentid(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // int64 collectionID = 2;
-  void clear_collectionid();
-  ::PROTOBUF_NAMESPACE_ID::int64 collectionid() const;
-  void set_collectionid(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // int64 partitionID = 3;
-  void clear_partitionid();
-  ::PROTOBUF_NAMESPACE_ID::int64 partitionid() const;
-  void set_partitionid(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // int64 num_rows = 4;
-  void clear_num_rows();
-  ::PROTOBUF_NAMESPACE_ID::int64 num_rows() const;
-  void set_num_rows(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // .milvus.proto.common.SegmentState state = 5;
-  void clear_state();
-  ::milvus::proto::common::SegmentState state() const;
-  void set_state(::milvus::proto::common::SegmentState value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.PersistentSegmentInfo)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::int64 segmentid_;
-  ::PROTOBUF_NAMESPACE_ID::int64 collectionid_;
-  ::PROTOBUF_NAMESPACE_ID::int64 partitionid_;
-  ::PROTOBUF_NAMESPACE_ID::int64 num_rows_;
-  int state_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class GetPersistentSegmentInfoRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.GetPersistentSegmentInfoRequest) */ {
- public:
-  GetPersistentSegmentInfoRequest();
-  virtual ~GetPersistentSegmentInfoRequest();
-
-  GetPersistentSegmentInfoRequest(const GetPersistentSegmentInfoRequest& from);
-  GetPersistentSegmentInfoRequest(GetPersistentSegmentInfoRequest&& from) noexcept
-    : GetPersistentSegmentInfoRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline GetPersistentSegmentInfoRequest& operator=(const GetPersistentSegmentInfoRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline GetPersistentSegmentInfoRequest& operator=(GetPersistentSegmentInfoRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const GetPersistentSegmentInfoRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const GetPersistentSegmentInfoRequest* internal_default_instance() {
-    return reinterpret_cast<const GetPersistentSegmentInfoRequest*>(
-               &_GetPersistentSegmentInfoRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    56;
-
-  friend void swap(GetPersistentSegmentInfoRequest& a, GetPersistentSegmentInfoRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(GetPersistentSegmentInfoRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline GetPersistentSegmentInfoRequest* New() const final {
-    return CreateMaybeMessage<GetPersistentSegmentInfoRequest>(nullptr);
-  }
-
-  GetPersistentSegmentInfoRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<GetPersistentSegmentInfoRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const GetPersistentSegmentInfoRequest& from);
-  void MergeFrom(const GetPersistentSegmentInfoRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(GetPersistentSegmentInfoRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.GetPersistentSegmentInfoRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kDbNameFieldNumber = 2,
-    kCollectionNameFieldNumber = 3,
-    kBaseFieldNumber = 1,
-  };
-  // string dbName = 2;
-  void clear_dbname();
-  const std::string& dbname() const;
-  void set_dbname(const std::string& value);
-  void set_dbname(std::string&& value);
-  void set_dbname(const char* value);
-  void set_dbname(const char* value, size_t size);
-  std::string* mutable_dbname();
-  std::string* release_dbname();
-  void set_allocated_dbname(std::string* dbname);
-
-  // string collectionName = 3;
-  void clear_collectionname();
-  const std::string& collectionname() const;
-  void set_collectionname(const std::string& value);
-  void set_collectionname(std::string&& value);
-  void set_collectionname(const char* value);
-  void set_collectionname(const char* value, size_t size);
-  std::string* mutable_collectionname();
-  std::string* release_collectionname();
-  void set_allocated_collectionname(std::string* collectionname);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.GetPersistentSegmentInfoRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr dbname_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr collectionname_;
-  ::milvus::proto::common::MsgBase* base_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class GetPersistentSegmentInfoResponse :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.GetPersistentSegmentInfoResponse) */ {
- public:
-  GetPersistentSegmentInfoResponse();
-  virtual ~GetPersistentSegmentInfoResponse();
-
-  GetPersistentSegmentInfoResponse(const GetPersistentSegmentInfoResponse& from);
-  GetPersistentSegmentInfoResponse(GetPersistentSegmentInfoResponse&& from) noexcept
-    : GetPersistentSegmentInfoResponse() {
-    *this = ::std::move(from);
-  }
-
-  inline GetPersistentSegmentInfoResponse& operator=(const GetPersistentSegmentInfoResponse& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline GetPersistentSegmentInfoResponse& operator=(GetPersistentSegmentInfoResponse&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const GetPersistentSegmentInfoResponse& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const GetPersistentSegmentInfoResponse* internal_default_instance() {
-    return reinterpret_cast<const GetPersistentSegmentInfoResponse*>(
-               &_GetPersistentSegmentInfoResponse_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    57;
-
-  friend void swap(GetPersistentSegmentInfoResponse& a, GetPersistentSegmentInfoResponse& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(GetPersistentSegmentInfoResponse* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline GetPersistentSegmentInfoResponse* New() const final {
-    return CreateMaybeMessage<GetPersistentSegmentInfoResponse>(nullptr);
-  }
-
-  GetPersistentSegmentInfoResponse* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<GetPersistentSegmentInfoResponse>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const GetPersistentSegmentInfoResponse& from);
-  void MergeFrom(const GetPersistentSegmentInfoResponse& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(GetPersistentSegmentInfoResponse* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.GetPersistentSegmentInfoResponse";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kInfosFieldNumber = 2,
-    kStatusFieldNumber = 1,
-  };
-  // repeated .milvus.proto.milvus.PersistentSegmentInfo infos = 2;
-  int infos_size() const;
-  void clear_infos();
-  ::milvus::proto::milvus::PersistentSegmentInfo* mutable_infos(int index);
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::PersistentSegmentInfo >*
-      mutable_infos();
-  const ::milvus::proto::milvus::PersistentSegmentInfo& infos(int index) const;
-  ::milvus::proto::milvus::PersistentSegmentInfo* add_infos();
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::PersistentSegmentInfo >&
-      infos() const;
-
-  // .milvus.proto.common.Status status = 1;
-  bool has_status() const;
-  void clear_status();
-  const ::milvus::proto::common::Status& status() const;
-  ::milvus::proto::common::Status* release_status();
-  ::milvus::proto::common::Status* mutable_status();
-  void set_allocated_status(::milvus::proto::common::Status* status);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.GetPersistentSegmentInfoResponse)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::PersistentSegmentInfo > infos_;
-  ::milvus::proto::common::Status* status_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class QuerySegmentInfo :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.QuerySegmentInfo) */ {
- public:
-  QuerySegmentInfo();
-  virtual ~QuerySegmentInfo();
-
-  QuerySegmentInfo(const QuerySegmentInfo& from);
-  QuerySegmentInfo(QuerySegmentInfo&& from) noexcept
-    : QuerySegmentInfo() {
-    *this = ::std::move(from);
-  }
-
-  inline QuerySegmentInfo& operator=(const QuerySegmentInfo& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline QuerySegmentInfo& operator=(QuerySegmentInfo&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const QuerySegmentInfo& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const QuerySegmentInfo* internal_default_instance() {
-    return reinterpret_cast<const QuerySegmentInfo*>(
-               &_QuerySegmentInfo_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    58;
-
-  friend void swap(QuerySegmentInfo& a, QuerySegmentInfo& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(QuerySegmentInfo* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline QuerySegmentInfo* New() const final {
-    return CreateMaybeMessage<QuerySegmentInfo>(nullptr);
-  }
-
-  QuerySegmentInfo* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<QuerySegmentInfo>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const QuerySegmentInfo& from);
-  void MergeFrom(const QuerySegmentInfo& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(QuerySegmentInfo* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.QuerySegmentInfo";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kNodeIdsFieldNumber = 10,
-    kIndexNameFieldNumber = 6,
-    kSegmentIDFieldNumber = 1,
-    kCollectionIDFieldNumber = 2,
-    kPartitionIDFieldNumber = 3,
-    kMemSizeFieldNumber = 4,
-    kNumRowsFieldNumber = 5,
-    kIndexIDFieldNumber = 7,
-    kNodeIDFieldNumber = 8,
-    kStateFieldNumber = 9,
-  };
-  // repeated int64 nodeIds = 10;
-  int nodeids_size() const;
-  void clear_nodeids();
-  ::PROTOBUF_NAMESPACE_ID::int64 nodeids(int index) const;
-  void set_nodeids(int index, ::PROTOBUF_NAMESPACE_ID::int64 value);
-  void add_nodeids(::PROTOBUF_NAMESPACE_ID::int64 value);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >&
-      nodeids() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >*
-      mutable_nodeids();
-
-  // string index_name = 6;
-  void clear_index_name();
-  const std::string& index_name() const;
-  void set_index_name(const std::string& value);
-  void set_index_name(std::string&& value);
-  void set_index_name(const char* value);
-  void set_index_name(const char* value, size_t size);
-  std::string* mutable_index_name();
-  std::string* release_index_name();
-  void set_allocated_index_name(std::string* index_name);
-
-  // int64 segmentID = 1;
-  void clear_segmentid();
-  ::PROTOBUF_NAMESPACE_ID::int64 segmentid() const;
-  void set_segmentid(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // int64 collectionID = 2;
-  void clear_collectionid();
-  ::PROTOBUF_NAMESPACE_ID::int64 collectionid() const;
-  void set_collectionid(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // int64 partitionID = 3;
-  void clear_partitionid();
-  ::PROTOBUF_NAMESPACE_ID::int64 partitionid() const;
-  void set_partitionid(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // int64 mem_size = 4;
-  void clear_mem_size();
-  ::PROTOBUF_NAMESPACE_ID::int64 mem_size() const;
-  void set_mem_size(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // int64 num_rows = 5;
-  void clear_num_rows();
-  ::PROTOBUF_NAMESPACE_ID::int64 num_rows() const;
-  void set_num_rows(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // int64 indexID = 7;
-  void clear_indexid();
-  ::PROTOBUF_NAMESPACE_ID::int64 indexid() const;
-  void set_indexid(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // int64 nodeID = 8;
-  void clear_nodeid();
-  ::PROTOBUF_NAMESPACE_ID::int64 nodeid() const;
-  void set_nodeid(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // .milvus.proto.common.SegmentState state = 9;
-  void clear_state();
-  ::milvus::proto::common::SegmentState state() const;
-  void set_state(::milvus::proto::common::SegmentState value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.QuerySegmentInfo)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 > nodeids_;
-  mutable std::atomic<int> _nodeids_cached_byte_size_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr index_name_;
-  ::PROTOBUF_NAMESPACE_ID::int64 segmentid_;
-  ::PROTOBUF_NAMESPACE_ID::int64 collectionid_;
-  ::PROTOBUF_NAMESPACE_ID::int64 partitionid_;
-  ::PROTOBUF_NAMESPACE_ID::int64 mem_size_;
-  ::PROTOBUF_NAMESPACE_ID::int64 num_rows_;
-  ::PROTOBUF_NAMESPACE_ID::int64 indexid_;
-  ::PROTOBUF_NAMESPACE_ID::int64 nodeid_;
-  int state_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class GetQuerySegmentInfoRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.GetQuerySegmentInfoRequest) */ {
- public:
-  GetQuerySegmentInfoRequest();
-  virtual ~GetQuerySegmentInfoRequest();
-
-  GetQuerySegmentInfoRequest(const GetQuerySegmentInfoRequest& from);
-  GetQuerySegmentInfoRequest(GetQuerySegmentInfoRequest&& from) noexcept
-    : GetQuerySegmentInfoRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline GetQuerySegmentInfoRequest& operator=(const GetQuerySegmentInfoRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline GetQuerySegmentInfoRequest& operator=(GetQuerySegmentInfoRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const GetQuerySegmentInfoRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const GetQuerySegmentInfoRequest* internal_default_instance() {
-    return reinterpret_cast<const GetQuerySegmentInfoRequest*>(
-               &_GetQuerySegmentInfoRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    59;
-
-  friend void swap(GetQuerySegmentInfoRequest& a, GetQuerySegmentInfoRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(GetQuerySegmentInfoRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline GetQuerySegmentInfoRequest* New() const final {
-    return CreateMaybeMessage<GetQuerySegmentInfoRequest>(nullptr);
-  }
-
-  GetQuerySegmentInfoRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<GetQuerySegmentInfoRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const GetQuerySegmentInfoRequest& from);
-  void MergeFrom(const GetQuerySegmentInfoRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(GetQuerySegmentInfoRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.GetQuerySegmentInfoRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kDbNameFieldNumber = 2,
-    kCollectionNameFieldNumber = 3,
-    kBaseFieldNumber = 1,
-  };
-  // string dbName = 2;
-  void clear_dbname();
-  const std::string& dbname() const;
-  void set_dbname(const std::string& value);
-  void set_dbname(std::string&& value);
-  void set_dbname(const char* value);
-  void set_dbname(const char* value, size_t size);
-  std::string* mutable_dbname();
-  std::string* release_dbname();
-  void set_allocated_dbname(std::string* dbname);
-
-  // string collectionName = 3;
-  void clear_collectionname();
-  const std::string& collectionname() const;
-  void set_collectionname(const std::string& value);
-  void set_collectionname(std::string&& value);
-  void set_collectionname(const char* value);
-  void set_collectionname(const char* value, size_t size);
-  std::string* mutable_collectionname();
-  std::string* release_collectionname();
-  void set_allocated_collectionname(std::string* collectionname);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.GetQuerySegmentInfoRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr dbname_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr collectionname_;
-  ::milvus::proto::common::MsgBase* base_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class GetQuerySegmentInfoResponse :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.GetQuerySegmentInfoResponse) */ {
- public:
-  GetQuerySegmentInfoResponse();
-  virtual ~GetQuerySegmentInfoResponse();
-
-  GetQuerySegmentInfoResponse(const GetQuerySegmentInfoResponse& from);
-  GetQuerySegmentInfoResponse(GetQuerySegmentInfoResponse&& from) noexcept
-    : GetQuerySegmentInfoResponse() {
-    *this = ::std::move(from);
-  }
-
-  inline GetQuerySegmentInfoResponse& operator=(const GetQuerySegmentInfoResponse& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline GetQuerySegmentInfoResponse& operator=(GetQuerySegmentInfoResponse&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const GetQuerySegmentInfoResponse& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const GetQuerySegmentInfoResponse* internal_default_instance() {
-    return reinterpret_cast<const GetQuerySegmentInfoResponse*>(
-               &_GetQuerySegmentInfoResponse_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    60;
-
-  friend void swap(GetQuerySegmentInfoResponse& a, GetQuerySegmentInfoResponse& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(GetQuerySegmentInfoResponse* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline GetQuerySegmentInfoResponse* New() const final {
-    return CreateMaybeMessage<GetQuerySegmentInfoResponse>(nullptr);
-  }
-
-  GetQuerySegmentInfoResponse* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<GetQuerySegmentInfoResponse>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const GetQuerySegmentInfoResponse& from);
-  void MergeFrom(const GetQuerySegmentInfoResponse& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(GetQuerySegmentInfoResponse* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.GetQuerySegmentInfoResponse";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kInfosFieldNumber = 2,
-    kStatusFieldNumber = 1,
-  };
-  // repeated .milvus.proto.milvus.QuerySegmentInfo infos = 2;
-  int infos_size() const;
-  void clear_infos();
-  ::milvus::proto::milvus::QuerySegmentInfo* mutable_infos(int index);
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::QuerySegmentInfo >*
-      mutable_infos();
-  const ::milvus::proto::milvus::QuerySegmentInfo& infos(int index) const;
-  ::milvus::proto::milvus::QuerySegmentInfo* add_infos();
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::QuerySegmentInfo >&
-      infos() const;
-
-  // .milvus.proto.common.Status status = 1;
-  bool has_status() const;
-  void clear_status();
-  const ::milvus::proto::common::Status& status() const;
-  ::milvus::proto::common::Status* release_status();
-  ::milvus::proto::common::Status* mutable_status();
-  void set_allocated_status(::milvus::proto::common::Status* status);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.GetQuerySegmentInfoResponse)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::QuerySegmentInfo > infos_;
-  ::milvus::proto::common::Status* status_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class DummyRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.DummyRequest) */ {
- public:
-  DummyRequest();
-  virtual ~DummyRequest();
-
-  DummyRequest(const DummyRequest& from);
-  DummyRequest(DummyRequest&& from) noexcept
-    : DummyRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline DummyRequest& operator=(const DummyRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline DummyRequest& operator=(DummyRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const DummyRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const DummyRequest* internal_default_instance() {
-    return reinterpret_cast<const DummyRequest*>(
-               &_DummyRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    61;
-
-  friend void swap(DummyRequest& a, DummyRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(DummyRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline DummyRequest* New() const final {
-    return CreateMaybeMessage<DummyRequest>(nullptr);
-  }
-
-  DummyRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<DummyRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const DummyRequest& from);
-  void MergeFrom(const DummyRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(DummyRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.DummyRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kRequestTypeFieldNumber = 1,
-  };
-  // string request_type = 1;
-  void clear_request_type();
-  const std::string& request_type() const;
-  void set_request_type(const std::string& value);
-  void set_request_type(std::string&& value);
-  void set_request_type(const char* value);
-  void set_request_type(const char* value, size_t size);
-  std::string* mutable_request_type();
-  std::string* release_request_type();
-  void set_allocated_request_type(std::string* request_type);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.DummyRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr request_type_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class DummyResponse :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.DummyResponse) */ {
- public:
-  DummyResponse();
-  virtual ~DummyResponse();
-
-  DummyResponse(const DummyResponse& from);
-  DummyResponse(DummyResponse&& from) noexcept
-    : DummyResponse() {
-    *this = ::std::move(from);
-  }
-
-  inline DummyResponse& operator=(const DummyResponse& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline DummyResponse& operator=(DummyResponse&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const DummyResponse& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const DummyResponse* internal_default_instance() {
-    return reinterpret_cast<const DummyResponse*>(
-               &_DummyResponse_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    62;
-
-  friend void swap(DummyResponse& a, DummyResponse& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(DummyResponse* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline DummyResponse* New() const final {
-    return CreateMaybeMessage<DummyResponse>(nullptr);
-  }
-
-  DummyResponse* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<DummyResponse>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const DummyResponse& from);
-  void MergeFrom(const DummyResponse& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(DummyResponse* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.DummyResponse";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kResponseFieldNumber = 1,
-  };
-  // string response = 1;
-  void clear_response();
-  const std::string& response() const;
-  void set_response(const std::string& value);
-  void set_response(std::string&& value);
-  void set_response(const char* value);
-  void set_response(const char* value, size_t size);
-  std::string* mutable_response();
-  std::string* release_response();
-  void set_allocated_response(std::string* response);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.DummyResponse)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr response_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class RegisterLinkRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.RegisterLinkRequest) */ {
- public:
-  RegisterLinkRequest();
-  virtual ~RegisterLinkRequest();
-
-  RegisterLinkRequest(const RegisterLinkRequest& from);
-  RegisterLinkRequest(RegisterLinkRequest&& from) noexcept
-    : RegisterLinkRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline RegisterLinkRequest& operator=(const RegisterLinkRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline RegisterLinkRequest& operator=(RegisterLinkRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const RegisterLinkRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const RegisterLinkRequest* internal_default_instance() {
-    return reinterpret_cast<const RegisterLinkRequest*>(
-               &_RegisterLinkRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    63;
-
-  friend void swap(RegisterLinkRequest& a, RegisterLinkRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(RegisterLinkRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline RegisterLinkRequest* New() const final {
-    return CreateMaybeMessage<RegisterLinkRequest>(nullptr);
-  }
-
-  RegisterLinkRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<RegisterLinkRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const RegisterLinkRequest& from);
-  void MergeFrom(const RegisterLinkRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(RegisterLinkRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.RegisterLinkRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.RegisterLinkRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class RegisterLinkResponse :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.RegisterLinkResponse) */ {
- public:
-  RegisterLinkResponse();
-  virtual ~RegisterLinkResponse();
-
-  RegisterLinkResponse(const RegisterLinkResponse& from);
-  RegisterLinkResponse(RegisterLinkResponse&& from) noexcept
-    : RegisterLinkResponse() {
-    *this = ::std::move(from);
-  }
-
-  inline RegisterLinkResponse& operator=(const RegisterLinkResponse& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline RegisterLinkResponse& operator=(RegisterLinkResponse&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const RegisterLinkResponse& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const RegisterLinkResponse* internal_default_instance() {
-    return reinterpret_cast<const RegisterLinkResponse*>(
-               &_RegisterLinkResponse_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    64;
-
-  friend void swap(RegisterLinkResponse& a, RegisterLinkResponse& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(RegisterLinkResponse* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline RegisterLinkResponse* New() const final {
-    return CreateMaybeMessage<RegisterLinkResponse>(nullptr);
-  }
-
-  RegisterLinkResponse* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<RegisterLinkResponse>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const RegisterLinkResponse& from);
-  void MergeFrom(const RegisterLinkResponse& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(RegisterLinkResponse* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.RegisterLinkResponse";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kAddressFieldNumber = 1,
-    kStatusFieldNumber = 2,
-  };
-  // .milvus.proto.common.Address address = 1;
-  bool has_address() const;
-  void clear_address();
-  const ::milvus::proto::common::Address& address() const;
-  ::milvus::proto::common::Address* release_address();
-  ::milvus::proto::common::Address* mutable_address();
-  void set_allocated_address(::milvus::proto::common::Address* address);
-
-  // .milvus.proto.common.Status status = 2;
-  bool has_status() const;
-  void clear_status();
-  const ::milvus::proto::common::Status& status() const;
-  ::milvus::proto::common::Status* release_status();
-  ::milvus::proto::common::Status* mutable_status();
-  void set_allocated_status(::milvus::proto::common::Status* status);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.RegisterLinkResponse)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::milvus::proto::common::Address* address_;
-  ::milvus::proto::common::Status* status_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class GetMetricsRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.GetMetricsRequest) */ {
- public:
-  GetMetricsRequest();
-  virtual ~GetMetricsRequest();
-
-  GetMetricsRequest(const GetMetricsRequest& from);
-  GetMetricsRequest(GetMetricsRequest&& from) noexcept
-    : GetMetricsRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline GetMetricsRequest& operator=(const GetMetricsRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline GetMetricsRequest& operator=(GetMetricsRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const GetMetricsRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const GetMetricsRequest* internal_default_instance() {
-    return reinterpret_cast<const GetMetricsRequest*>(
-               &_GetMetricsRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    65;
-
-  friend void swap(GetMetricsRequest& a, GetMetricsRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(GetMetricsRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline GetMetricsRequest* New() const final {
-    return CreateMaybeMessage<GetMetricsRequest>(nullptr);
-  }
-
-  GetMetricsRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<GetMetricsRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const GetMetricsRequest& from);
-  void MergeFrom(const GetMetricsRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(GetMetricsRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.GetMetricsRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kRequestFieldNumber = 2,
-    kBaseFieldNumber = 1,
-  };
-  // string request = 2;
-  void clear_request();
-  const std::string& request() const;
-  void set_request(const std::string& value);
-  void set_request(std::string&& value);
-  void set_request(const char* value);
-  void set_request(const char* value, size_t size);
-  std::string* mutable_request();
-  std::string* release_request();
-  void set_allocated_request(std::string* request);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.GetMetricsRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr request_;
-  ::milvus::proto::common::MsgBase* base_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class GetMetricsResponse :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.GetMetricsResponse) */ {
- public:
-  GetMetricsResponse();
-  virtual ~GetMetricsResponse();
-
-  GetMetricsResponse(const GetMetricsResponse& from);
-  GetMetricsResponse(GetMetricsResponse&& from) noexcept
-    : GetMetricsResponse() {
-    *this = ::std::move(from);
-  }
-
-  inline GetMetricsResponse& operator=(const GetMetricsResponse& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline GetMetricsResponse& operator=(GetMetricsResponse&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const GetMetricsResponse& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const GetMetricsResponse* internal_default_instance() {
-    return reinterpret_cast<const GetMetricsResponse*>(
-               &_GetMetricsResponse_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    66;
-
-  friend void swap(GetMetricsResponse& a, GetMetricsResponse& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(GetMetricsResponse* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline GetMetricsResponse* New() const final {
-    return CreateMaybeMessage<GetMetricsResponse>(nullptr);
-  }
-
-  GetMetricsResponse* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<GetMetricsResponse>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const GetMetricsResponse& from);
-  void MergeFrom(const GetMetricsResponse& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(GetMetricsResponse* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.GetMetricsResponse";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kResponseFieldNumber = 2,
-    kComponentNameFieldNumber = 3,
-    kStatusFieldNumber = 1,
-  };
-  // string response = 2;
-  void clear_response();
-  const std::string& response() const;
-  void set_response(const std::string& value);
-  void set_response(std::string&& value);
-  void set_response(const char* value);
-  void set_response(const char* value, size_t size);
-  std::string* mutable_response();
-  std::string* release_response();
-  void set_allocated_response(std::string* response);
-
-  // string component_name = 3;
-  void clear_component_name();
-  const std::string& component_name() const;
-  void set_component_name(const std::string& value);
-  void set_component_name(std::string&& value);
-  void set_component_name(const char* value);
-  void set_component_name(const char* value, size_t size);
-  std::string* mutable_component_name();
-  std::string* release_component_name();
-  void set_allocated_component_name(std::string* component_name);
-
-  // .milvus.proto.common.Status status = 1;
-  bool has_status() const;
-  void clear_status();
-  const ::milvus::proto::common::Status& status() const;
-  ::milvus::proto::common::Status* release_status();
-  ::milvus::proto::common::Status* mutable_status();
-  void set_allocated_status(::milvus::proto::common::Status* status);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.GetMetricsResponse)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr response_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr component_name_;
-  ::milvus::proto::common::Status* status_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class LoadBalanceRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.LoadBalanceRequest) */ {
- public:
-  LoadBalanceRequest();
-  virtual ~LoadBalanceRequest();
-
-  LoadBalanceRequest(const LoadBalanceRequest& from);
-  LoadBalanceRequest(LoadBalanceRequest&& from) noexcept
-    : LoadBalanceRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline LoadBalanceRequest& operator=(const LoadBalanceRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline LoadBalanceRequest& operator=(LoadBalanceRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const LoadBalanceRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const LoadBalanceRequest* internal_default_instance() {
-    return reinterpret_cast<const LoadBalanceRequest*>(
-               &_LoadBalanceRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    67;
-
-  friend void swap(LoadBalanceRequest& a, LoadBalanceRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(LoadBalanceRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline LoadBalanceRequest* New() const final {
-    return CreateMaybeMessage<LoadBalanceRequest>(nullptr);
-  }
-
-  LoadBalanceRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<LoadBalanceRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const LoadBalanceRequest& from);
-  void MergeFrom(const LoadBalanceRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(LoadBalanceRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.LoadBalanceRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kDstNodeIDsFieldNumber = 3,
-    kSealedSegmentIDsFieldNumber = 4,
-    kCollectionNameFieldNumber = 5,
-    kBaseFieldNumber = 1,
-    kSrcNodeIDFieldNumber = 2,
-  };
-  // repeated int64 dst_nodeIDs = 3;
-  int dst_nodeids_size() const;
-  void clear_dst_nodeids();
-  ::PROTOBUF_NAMESPACE_ID::int64 dst_nodeids(int index) const;
-  void set_dst_nodeids(int index, ::PROTOBUF_NAMESPACE_ID::int64 value);
-  void add_dst_nodeids(::PROTOBUF_NAMESPACE_ID::int64 value);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >&
-      dst_nodeids() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >*
-      mutable_dst_nodeids();
-
-  // repeated int64 sealed_segmentIDs = 4;
-  int sealed_segmentids_size() const;
-  void clear_sealed_segmentids();
-  ::PROTOBUF_NAMESPACE_ID::int64 sealed_segmentids(int index) const;
-  void set_sealed_segmentids(int index, ::PROTOBUF_NAMESPACE_ID::int64 value);
-  void add_sealed_segmentids(::PROTOBUF_NAMESPACE_ID::int64 value);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >&
-      sealed_segmentids() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >*
-      mutable_sealed_segmentids();
-
-  // string collectionName = 5;
-  void clear_collectionname();
-  const std::string& collectionname() const;
-  void set_collectionname(const std::string& value);
-  void set_collectionname(std::string&& value);
-  void set_collectionname(const char* value);
-  void set_collectionname(const char* value, size_t size);
-  std::string* mutable_collectionname();
-  std::string* release_collectionname();
-  void set_allocated_collectionname(std::string* collectionname);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // int64 src_nodeID = 2;
-  void clear_src_nodeid();
-  ::PROTOBUF_NAMESPACE_ID::int64 src_nodeid() const;
-  void set_src_nodeid(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.LoadBalanceRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 > dst_nodeids_;
-  mutable std::atomic<int> _dst_nodeids_cached_byte_size_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 > sealed_segmentids_;
-  mutable std::atomic<int> _sealed_segmentids_cached_byte_size_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr collectionname_;
-  ::milvus::proto::common::MsgBase* base_;
-  ::PROTOBUF_NAMESPACE_ID::int64 src_nodeid_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class ManualCompactionRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.ManualCompactionRequest) */ {
- public:
-  ManualCompactionRequest();
-  virtual ~ManualCompactionRequest();
-
-  ManualCompactionRequest(const ManualCompactionRequest& from);
-  ManualCompactionRequest(ManualCompactionRequest&& from) noexcept
-    : ManualCompactionRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline ManualCompactionRequest& operator=(const ManualCompactionRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline ManualCompactionRequest& operator=(ManualCompactionRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const ManualCompactionRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const ManualCompactionRequest* internal_default_instance() {
-    return reinterpret_cast<const ManualCompactionRequest*>(
-               &_ManualCompactionRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    68;
-
-  friend void swap(ManualCompactionRequest& a, ManualCompactionRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(ManualCompactionRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline ManualCompactionRequest* New() const final {
-    return CreateMaybeMessage<ManualCompactionRequest>(nullptr);
-  }
-
-  ManualCompactionRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<ManualCompactionRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const ManualCompactionRequest& from);
-  void MergeFrom(const ManualCompactionRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(ManualCompactionRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.ManualCompactionRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kCollectionIDFieldNumber = 1,
-    kTimetravelFieldNumber = 2,
-  };
-  // int64 collectionID = 1;
-  void clear_collectionid();
-  ::PROTOBUF_NAMESPACE_ID::int64 collectionid() const;
-  void set_collectionid(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // uint64 timetravel = 2;
-  void clear_timetravel();
-  ::PROTOBUF_NAMESPACE_ID::uint64 timetravel() const;
-  void set_timetravel(::PROTOBUF_NAMESPACE_ID::uint64 value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.ManualCompactionRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::int64 collectionid_;
-  ::PROTOBUF_NAMESPACE_ID::uint64 timetravel_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class ManualCompactionResponse :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.ManualCompactionResponse) */ {
- public:
-  ManualCompactionResponse();
-  virtual ~ManualCompactionResponse();
-
-  ManualCompactionResponse(const ManualCompactionResponse& from);
-  ManualCompactionResponse(ManualCompactionResponse&& from) noexcept
-    : ManualCompactionResponse() {
-    *this = ::std::move(from);
-  }
-
-  inline ManualCompactionResponse& operator=(const ManualCompactionResponse& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline ManualCompactionResponse& operator=(ManualCompactionResponse&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const ManualCompactionResponse& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const ManualCompactionResponse* internal_default_instance() {
-    return reinterpret_cast<const ManualCompactionResponse*>(
-               &_ManualCompactionResponse_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    69;
-
-  friend void swap(ManualCompactionResponse& a, ManualCompactionResponse& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(ManualCompactionResponse* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline ManualCompactionResponse* New() const final {
-    return CreateMaybeMessage<ManualCompactionResponse>(nullptr);
-  }
-
-  ManualCompactionResponse* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<ManualCompactionResponse>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const ManualCompactionResponse& from);
-  void MergeFrom(const ManualCompactionResponse& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(ManualCompactionResponse* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.ManualCompactionResponse";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kStatusFieldNumber = 1,
-    kCompactionIDFieldNumber = 2,
-  };
-  // .milvus.proto.common.Status status = 1;
-  bool has_status() const;
-  void clear_status();
-  const ::milvus::proto::common::Status& status() const;
-  ::milvus::proto::common::Status* release_status();
-  ::milvus::proto::common::Status* mutable_status();
-  void set_allocated_status(::milvus::proto::common::Status* status);
-
-  // int64 compactionID = 2;
-  void clear_compactionid();
-  ::PROTOBUF_NAMESPACE_ID::int64 compactionid() const;
-  void set_compactionid(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.ManualCompactionResponse)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::milvus::proto::common::Status* status_;
-  ::PROTOBUF_NAMESPACE_ID::int64 compactionid_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class GetCompactionStateRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.GetCompactionStateRequest) */ {
- public:
-  GetCompactionStateRequest();
-  virtual ~GetCompactionStateRequest();
-
-  GetCompactionStateRequest(const GetCompactionStateRequest& from);
-  GetCompactionStateRequest(GetCompactionStateRequest&& from) noexcept
-    : GetCompactionStateRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline GetCompactionStateRequest& operator=(const GetCompactionStateRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline GetCompactionStateRequest& operator=(GetCompactionStateRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const GetCompactionStateRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const GetCompactionStateRequest* internal_default_instance() {
-    return reinterpret_cast<const GetCompactionStateRequest*>(
-               &_GetCompactionStateRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    70;
-
-  friend void swap(GetCompactionStateRequest& a, GetCompactionStateRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(GetCompactionStateRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline GetCompactionStateRequest* New() const final {
-    return CreateMaybeMessage<GetCompactionStateRequest>(nullptr);
-  }
-
-  GetCompactionStateRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<GetCompactionStateRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const GetCompactionStateRequest& from);
-  void MergeFrom(const GetCompactionStateRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(GetCompactionStateRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.GetCompactionStateRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kCompactionIDFieldNumber = 1,
-  };
-  // int64 compactionID = 1;
-  void clear_compactionid();
-  ::PROTOBUF_NAMESPACE_ID::int64 compactionid() const;
-  void set_compactionid(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.GetCompactionStateRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::int64 compactionid_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class GetCompactionStateResponse :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.GetCompactionStateResponse) */ {
- public:
-  GetCompactionStateResponse();
-  virtual ~GetCompactionStateResponse();
-
-  GetCompactionStateResponse(const GetCompactionStateResponse& from);
-  GetCompactionStateResponse(GetCompactionStateResponse&& from) noexcept
-    : GetCompactionStateResponse() {
-    *this = ::std::move(from);
-  }
-
-  inline GetCompactionStateResponse& operator=(const GetCompactionStateResponse& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline GetCompactionStateResponse& operator=(GetCompactionStateResponse&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const GetCompactionStateResponse& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const GetCompactionStateResponse* internal_default_instance() {
-    return reinterpret_cast<const GetCompactionStateResponse*>(
-               &_GetCompactionStateResponse_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    71;
-
-  friend void swap(GetCompactionStateResponse& a, GetCompactionStateResponse& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(GetCompactionStateResponse* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline GetCompactionStateResponse* New() const final {
-    return CreateMaybeMessage<GetCompactionStateResponse>(nullptr);
-  }
-
-  GetCompactionStateResponse* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<GetCompactionStateResponse>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const GetCompactionStateResponse& from);
-  void MergeFrom(const GetCompactionStateResponse& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(GetCompactionStateResponse* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.GetCompactionStateResponse";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kStatusFieldNumber = 1,
-    kExecutingPlanNoFieldNumber = 3,
-    kTimeoutPlanNoFieldNumber = 4,
-    kCompletedPlanNoFieldNumber = 5,
-    kStateFieldNumber = 2,
-  };
-  // .milvus.proto.common.Status status = 1;
-  bool has_status() const;
-  void clear_status();
-  const ::milvus::proto::common::Status& status() const;
-  ::milvus::proto::common::Status* release_status();
-  ::milvus::proto::common::Status* mutable_status();
-  void set_allocated_status(::milvus::proto::common::Status* status);
-
-  // int64 executingPlanNo = 3;
-  void clear_executingplanno();
-  ::PROTOBUF_NAMESPACE_ID::int64 executingplanno() const;
-  void set_executingplanno(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // int64 timeoutPlanNo = 4;
-  void clear_timeoutplanno();
-  ::PROTOBUF_NAMESPACE_ID::int64 timeoutplanno() const;
-  void set_timeoutplanno(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // int64 completedPlanNo = 5;
-  void clear_completedplanno();
-  ::PROTOBUF_NAMESPACE_ID::int64 completedplanno() const;
-  void set_completedplanno(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // .milvus.proto.common.CompactionState state = 2;
-  void clear_state();
-  ::milvus::proto::common::CompactionState state() const;
-  void set_state(::milvus::proto::common::CompactionState value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.GetCompactionStateResponse)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::milvus::proto::common::Status* status_;
-  ::PROTOBUF_NAMESPACE_ID::int64 executingplanno_;
-  ::PROTOBUF_NAMESPACE_ID::int64 timeoutplanno_;
-  ::PROTOBUF_NAMESPACE_ID::int64 completedplanno_;
-  int state_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class GetCompactionPlansRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.GetCompactionPlansRequest) */ {
- public:
-  GetCompactionPlansRequest();
-  virtual ~GetCompactionPlansRequest();
-
-  GetCompactionPlansRequest(const GetCompactionPlansRequest& from);
-  GetCompactionPlansRequest(GetCompactionPlansRequest&& from) noexcept
-    : GetCompactionPlansRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline GetCompactionPlansRequest& operator=(const GetCompactionPlansRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline GetCompactionPlansRequest& operator=(GetCompactionPlansRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const GetCompactionPlansRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const GetCompactionPlansRequest* internal_default_instance() {
-    return reinterpret_cast<const GetCompactionPlansRequest*>(
-               &_GetCompactionPlansRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    72;
-
-  friend void swap(GetCompactionPlansRequest& a, GetCompactionPlansRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(GetCompactionPlansRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline GetCompactionPlansRequest* New() const final {
-    return CreateMaybeMessage<GetCompactionPlansRequest>(nullptr);
-  }
-
-  GetCompactionPlansRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<GetCompactionPlansRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const GetCompactionPlansRequest& from);
-  void MergeFrom(const GetCompactionPlansRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(GetCompactionPlansRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.GetCompactionPlansRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kCompactionIDFieldNumber = 1,
-  };
-  // int64 compactionID = 1;
-  void clear_compactionid();
-  ::PROTOBUF_NAMESPACE_ID::int64 compactionid() const;
-  void set_compactionid(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.GetCompactionPlansRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::int64 compactionid_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class GetCompactionPlansResponse :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.GetCompactionPlansResponse) */ {
- public:
-  GetCompactionPlansResponse();
-  virtual ~GetCompactionPlansResponse();
-
-  GetCompactionPlansResponse(const GetCompactionPlansResponse& from);
-  GetCompactionPlansResponse(GetCompactionPlansResponse&& from) noexcept
-    : GetCompactionPlansResponse() {
-    *this = ::std::move(from);
-  }
-
-  inline GetCompactionPlansResponse& operator=(const GetCompactionPlansResponse& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline GetCompactionPlansResponse& operator=(GetCompactionPlansResponse&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const GetCompactionPlansResponse& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const GetCompactionPlansResponse* internal_default_instance() {
-    return reinterpret_cast<const GetCompactionPlansResponse*>(
-               &_GetCompactionPlansResponse_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    73;
-
-  friend void swap(GetCompactionPlansResponse& a, GetCompactionPlansResponse& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(GetCompactionPlansResponse* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline GetCompactionPlansResponse* New() const final {
-    return CreateMaybeMessage<GetCompactionPlansResponse>(nullptr);
-  }
-
-  GetCompactionPlansResponse* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<GetCompactionPlansResponse>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const GetCompactionPlansResponse& from);
-  void MergeFrom(const GetCompactionPlansResponse& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(GetCompactionPlansResponse* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.GetCompactionPlansResponse";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kMergeInfosFieldNumber = 3,
-    kStatusFieldNumber = 1,
-    kStateFieldNumber = 2,
-  };
-  // repeated .milvus.proto.milvus.CompactionMergeInfo mergeInfos = 3;
-  int mergeinfos_size() const;
-  void clear_mergeinfos();
-  ::milvus::proto::milvus::CompactionMergeInfo* mutable_mergeinfos(int index);
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::CompactionMergeInfo >*
-      mutable_mergeinfos();
-  const ::milvus::proto::milvus::CompactionMergeInfo& mergeinfos(int index) const;
-  ::milvus::proto::milvus::CompactionMergeInfo* add_mergeinfos();
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::CompactionMergeInfo >&
-      mergeinfos() const;
-
-  // .milvus.proto.common.Status status = 1;
-  bool has_status() const;
-  void clear_status();
-  const ::milvus::proto::common::Status& status() const;
-  ::milvus::proto::common::Status* release_status();
-  ::milvus::proto::common::Status* mutable_status();
-  void set_allocated_status(::milvus::proto::common::Status* status);
-
-  // .milvus.proto.common.CompactionState state = 2;
-  void clear_state();
-  ::milvus::proto::common::CompactionState state() const;
-  void set_state(::milvus::proto::common::CompactionState value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.GetCompactionPlansResponse)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::CompactionMergeInfo > mergeinfos_;
-  ::milvus::proto::common::Status* status_;
-  int state_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class CompactionMergeInfo :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.CompactionMergeInfo) */ {
- public:
-  CompactionMergeInfo();
-  virtual ~CompactionMergeInfo();
-
-  CompactionMergeInfo(const CompactionMergeInfo& from);
-  CompactionMergeInfo(CompactionMergeInfo&& from) noexcept
-    : CompactionMergeInfo() {
-    *this = ::std::move(from);
-  }
-
-  inline CompactionMergeInfo& operator=(const CompactionMergeInfo& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline CompactionMergeInfo& operator=(CompactionMergeInfo&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const CompactionMergeInfo& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const CompactionMergeInfo* internal_default_instance() {
-    return reinterpret_cast<const CompactionMergeInfo*>(
-               &_CompactionMergeInfo_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    74;
-
-  friend void swap(CompactionMergeInfo& a, CompactionMergeInfo& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(CompactionMergeInfo* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline CompactionMergeInfo* New() const final {
-    return CreateMaybeMessage<CompactionMergeInfo>(nullptr);
-  }
-
-  CompactionMergeInfo* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<CompactionMergeInfo>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const CompactionMergeInfo& from);
-  void MergeFrom(const CompactionMergeInfo& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(CompactionMergeInfo* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.CompactionMergeInfo";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kSourcesFieldNumber = 1,
-    kTargetFieldNumber = 2,
-  };
-  // repeated int64 sources = 1;
-  int sources_size() const;
-  void clear_sources();
-  ::PROTOBUF_NAMESPACE_ID::int64 sources(int index) const;
-  void set_sources(int index, ::PROTOBUF_NAMESPACE_ID::int64 value);
-  void add_sources(::PROTOBUF_NAMESPACE_ID::int64 value);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >&
-      sources() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >*
-      mutable_sources();
-
-  // int64 target = 2;
-  void clear_target();
-  ::PROTOBUF_NAMESPACE_ID::int64 target() const;
-  void set_target(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.CompactionMergeInfo)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 > sources_;
-  mutable std::atomic<int> _sources_cached_byte_size_;
-  ::PROTOBUF_NAMESPACE_ID::int64 target_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class GetFlushStateRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.GetFlushStateRequest) */ {
- public:
-  GetFlushStateRequest();
-  virtual ~GetFlushStateRequest();
-
-  GetFlushStateRequest(const GetFlushStateRequest& from);
-  GetFlushStateRequest(GetFlushStateRequest&& from) noexcept
-    : GetFlushStateRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline GetFlushStateRequest& operator=(const GetFlushStateRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline GetFlushStateRequest& operator=(GetFlushStateRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const GetFlushStateRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const GetFlushStateRequest* internal_default_instance() {
-    return reinterpret_cast<const GetFlushStateRequest*>(
-               &_GetFlushStateRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    75;
-
-  friend void swap(GetFlushStateRequest& a, GetFlushStateRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(GetFlushStateRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline GetFlushStateRequest* New() const final {
-    return CreateMaybeMessage<GetFlushStateRequest>(nullptr);
-  }
-
-  GetFlushStateRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<GetFlushStateRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const GetFlushStateRequest& from);
-  void MergeFrom(const GetFlushStateRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(GetFlushStateRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.GetFlushStateRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kSegmentIDsFieldNumber = 1,
-  };
-  // repeated int64 segmentIDs = 1;
-  int segmentids_size() const;
-  void clear_segmentids();
-  ::PROTOBUF_NAMESPACE_ID::int64 segmentids(int index) const;
-  void set_segmentids(int index, ::PROTOBUF_NAMESPACE_ID::int64 value);
-  void add_segmentids(::PROTOBUF_NAMESPACE_ID::int64 value);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >&
-      segmentids() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >*
-      mutable_segmentids();
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.GetFlushStateRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 > segmentids_;
-  mutable std::atomic<int> _segmentids_cached_byte_size_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class GetFlushStateResponse :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.GetFlushStateResponse) */ {
- public:
-  GetFlushStateResponse();
-  virtual ~GetFlushStateResponse();
-
-  GetFlushStateResponse(const GetFlushStateResponse& from);
-  GetFlushStateResponse(GetFlushStateResponse&& from) noexcept
-    : GetFlushStateResponse() {
-    *this = ::std::move(from);
-  }
-
-  inline GetFlushStateResponse& operator=(const GetFlushStateResponse& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline GetFlushStateResponse& operator=(GetFlushStateResponse&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const GetFlushStateResponse& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const GetFlushStateResponse* internal_default_instance() {
-    return reinterpret_cast<const GetFlushStateResponse*>(
-               &_GetFlushStateResponse_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    76;
-
-  friend void swap(GetFlushStateResponse& a, GetFlushStateResponse& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(GetFlushStateResponse* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline GetFlushStateResponse* New() const final {
-    return CreateMaybeMessage<GetFlushStateResponse>(nullptr);
-  }
-
-  GetFlushStateResponse* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<GetFlushStateResponse>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const GetFlushStateResponse& from);
-  void MergeFrom(const GetFlushStateResponse& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(GetFlushStateResponse* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.GetFlushStateResponse";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kStatusFieldNumber = 1,
-    kFlushedFieldNumber = 2,
-  };
-  // .milvus.proto.common.Status status = 1;
-  bool has_status() const;
-  void clear_status();
-  const ::milvus::proto::common::Status& status() const;
-  ::milvus::proto::common::Status* release_status();
-  ::milvus::proto::common::Status* mutable_status();
-  void set_allocated_status(::milvus::proto::common::Status* status);
-
-  // bool flushed = 2;
-  void clear_flushed();
-  bool flushed() const;
-  void set_flushed(bool value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.GetFlushStateResponse)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::milvus::proto::common::Status* status_;
-  bool flushed_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class ImportRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.ImportRequest) */ {
- public:
-  ImportRequest();
-  virtual ~ImportRequest();
-
-  ImportRequest(const ImportRequest& from);
-  ImportRequest(ImportRequest&& from) noexcept
-    : ImportRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline ImportRequest& operator=(const ImportRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline ImportRequest& operator=(ImportRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const ImportRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const ImportRequest* internal_default_instance() {
-    return reinterpret_cast<const ImportRequest*>(
-               &_ImportRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    77;
-
-  friend void swap(ImportRequest& a, ImportRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(ImportRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline ImportRequest* New() const final {
-    return CreateMaybeMessage<ImportRequest>(nullptr);
-  }
-
-  ImportRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<ImportRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const ImportRequest& from);
-  void MergeFrom(const ImportRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(ImportRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.ImportRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kChannelNamesFieldNumber = 3,
-    kFilesFieldNumber = 5,
-    kOptionsFieldNumber = 6,
-    kCollectionNameFieldNumber = 1,
-    kPartitionNameFieldNumber = 2,
-    kRowBasedFieldNumber = 4,
-  };
-  // repeated string channel_names = 3;
-  int channel_names_size() const;
-  void clear_channel_names();
-  const std::string& channel_names(int index) const;
-  std::string* mutable_channel_names(int index);
-  void set_channel_names(int index, const std::string& value);
-  void set_channel_names(int index, std::string&& value);
-  void set_channel_names(int index, const char* value);
-  void set_channel_names(int index, const char* value, size_t size);
-  std::string* add_channel_names();
-  void add_channel_names(const std::string& value);
-  void add_channel_names(std::string&& value);
-  void add_channel_names(const char* value);
-  void add_channel_names(const char* value, size_t size);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>& channel_names() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>* mutable_channel_names();
-
-  // repeated string files = 5;
-  int files_size() const;
-  void clear_files();
-  const std::string& files(int index) const;
-  std::string* mutable_files(int index);
-  void set_files(int index, const std::string& value);
-  void set_files(int index, std::string&& value);
-  void set_files(int index, const char* value);
-  void set_files(int index, const char* value, size_t size);
-  std::string* add_files();
-  void add_files(const std::string& value);
-  void add_files(std::string&& value);
-  void add_files(const char* value);
-  void add_files(const char* value, size_t size);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>& files() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>* mutable_files();
-
-  // repeated .milvus.proto.common.KeyValuePair options = 6;
-  int options_size() const;
-  void clear_options();
-  ::milvus::proto::common::KeyValuePair* mutable_options(int index);
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair >*
-      mutable_options();
-  const ::milvus::proto::common::KeyValuePair& options(int index) const;
-  ::milvus::proto::common::KeyValuePair* add_options();
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair >&
-      options() const;
-
-  // string collection_name = 1;
-  void clear_collection_name();
-  const std::string& collection_name() const;
-  void set_collection_name(const std::string& value);
-  void set_collection_name(std::string&& value);
-  void set_collection_name(const char* value);
-  void set_collection_name(const char* value, size_t size);
-  std::string* mutable_collection_name();
-  std::string* release_collection_name();
-  void set_allocated_collection_name(std::string* collection_name);
-
-  // string partition_name = 2;
-  void clear_partition_name();
-  const std::string& partition_name() const;
-  void set_partition_name(const std::string& value);
-  void set_partition_name(std::string&& value);
-  void set_partition_name(const char* value);
-  void set_partition_name(const char* value, size_t size);
-  std::string* mutable_partition_name();
-  std::string* release_partition_name();
-  void set_allocated_partition_name(std::string* partition_name);
-
-  // bool row_based = 4;
-  void clear_row_based();
-  bool row_based() const;
-  void set_row_based(bool value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.ImportRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string> channel_names_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string> files_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair > options_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr collection_name_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr partition_name_;
-  bool row_based_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class ImportResponse :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.ImportResponse) */ {
- public:
-  ImportResponse();
-  virtual ~ImportResponse();
-
-  ImportResponse(const ImportResponse& from);
-  ImportResponse(ImportResponse&& from) noexcept
-    : ImportResponse() {
-    *this = ::std::move(from);
-  }
-
-  inline ImportResponse& operator=(const ImportResponse& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline ImportResponse& operator=(ImportResponse&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const ImportResponse& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const ImportResponse* internal_default_instance() {
-    return reinterpret_cast<const ImportResponse*>(
-               &_ImportResponse_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    78;
-
-  friend void swap(ImportResponse& a, ImportResponse& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(ImportResponse* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline ImportResponse* New() const final {
-    return CreateMaybeMessage<ImportResponse>(nullptr);
-  }
-
-  ImportResponse* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<ImportResponse>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const ImportResponse& from);
-  void MergeFrom(const ImportResponse& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(ImportResponse* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.ImportResponse";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kTasksFieldNumber = 2,
-    kStatusFieldNumber = 1,
-  };
-  // repeated int64 tasks = 2;
-  int tasks_size() const;
-  void clear_tasks();
-  ::PROTOBUF_NAMESPACE_ID::int64 tasks(int index) const;
-  void set_tasks(int index, ::PROTOBUF_NAMESPACE_ID::int64 value);
-  void add_tasks(::PROTOBUF_NAMESPACE_ID::int64 value);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >&
-      tasks() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >*
-      mutable_tasks();
-
-  // .milvus.proto.common.Status status = 1;
-  bool has_status() const;
-  void clear_status();
-  const ::milvus::proto::common::Status& status() const;
-  ::milvus::proto::common::Status* release_status();
-  ::milvus::proto::common::Status* mutable_status();
-  void set_allocated_status(::milvus::proto::common::Status* status);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.ImportResponse)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 > tasks_;
-  mutable std::atomic<int> _tasks_cached_byte_size_;
-  ::milvus::proto::common::Status* status_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class GetImportStateRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.GetImportStateRequest) */ {
- public:
-  GetImportStateRequest();
-  virtual ~GetImportStateRequest();
-
-  GetImportStateRequest(const GetImportStateRequest& from);
-  GetImportStateRequest(GetImportStateRequest&& from) noexcept
-    : GetImportStateRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline GetImportStateRequest& operator=(const GetImportStateRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline GetImportStateRequest& operator=(GetImportStateRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const GetImportStateRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const GetImportStateRequest* internal_default_instance() {
-    return reinterpret_cast<const GetImportStateRequest*>(
-               &_GetImportStateRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    79;
-
-  friend void swap(GetImportStateRequest& a, GetImportStateRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(GetImportStateRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline GetImportStateRequest* New() const final {
-    return CreateMaybeMessage<GetImportStateRequest>(nullptr);
-  }
-
-  GetImportStateRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<GetImportStateRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const GetImportStateRequest& from);
-  void MergeFrom(const GetImportStateRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(GetImportStateRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.GetImportStateRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kTaskFieldNumber = 1,
-  };
-  // int64 task = 1;
-  void clear_task();
-  ::PROTOBUF_NAMESPACE_ID::int64 task() const;
-  void set_task(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.GetImportStateRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::int64 task_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class GetImportStateResponse :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.GetImportStateResponse) */ {
- public:
-  GetImportStateResponse();
-  virtual ~GetImportStateResponse();
-
-  GetImportStateResponse(const GetImportStateResponse& from);
-  GetImportStateResponse(GetImportStateResponse&& from) noexcept
-    : GetImportStateResponse() {
-    *this = ::std::move(from);
-  }
-
-  inline GetImportStateResponse& operator=(const GetImportStateResponse& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline GetImportStateResponse& operator=(GetImportStateResponse&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const GetImportStateResponse& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const GetImportStateResponse* internal_default_instance() {
-    return reinterpret_cast<const GetImportStateResponse*>(
-               &_GetImportStateResponse_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    80;
-
-  friend void swap(GetImportStateResponse& a, GetImportStateResponse& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(GetImportStateResponse* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline GetImportStateResponse* New() const final {
-    return CreateMaybeMessage<GetImportStateResponse>(nullptr);
-  }
-
-  GetImportStateResponse* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<GetImportStateResponse>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const GetImportStateResponse& from);
-  void MergeFrom(const GetImportStateResponse& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(GetImportStateResponse* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.GetImportStateResponse";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kIdListFieldNumber = 4,
-    kInfosFieldNumber = 5,
-    kStatusFieldNumber = 1,
-    kRowCountFieldNumber = 3,
-    kStateFieldNumber = 2,
-    kHeuristicDataQueryableFieldNumber = 7,
-    kHeuristicDataIndexedFieldNumber = 8,
-    kIdFieldNumber = 6,
-  };
-  // repeated int64 id_list = 4;
-  int id_list_size() const;
-  void clear_id_list();
-  ::PROTOBUF_NAMESPACE_ID::int64 id_list(int index) const;
-  void set_id_list(int index, ::PROTOBUF_NAMESPACE_ID::int64 value);
-  void add_id_list(::PROTOBUF_NAMESPACE_ID::int64 value);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >&
-      id_list() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >*
-      mutable_id_list();
-
-  // repeated .milvus.proto.common.KeyValuePair infos = 5;
-  int infos_size() const;
-  void clear_infos();
-  ::milvus::proto::common::KeyValuePair* mutable_infos(int index);
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair >*
-      mutable_infos();
-  const ::milvus::proto::common::KeyValuePair& infos(int index) const;
-  ::milvus::proto::common::KeyValuePair* add_infos();
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair >&
-      infos() const;
-
-  // .milvus.proto.common.Status status = 1;
-  bool has_status() const;
-  void clear_status();
-  const ::milvus::proto::common::Status& status() const;
-  ::milvus::proto::common::Status* release_status();
-  ::milvus::proto::common::Status* mutable_status();
-  void set_allocated_status(::milvus::proto::common::Status* status);
-
-  // int64 row_count = 3;
-  void clear_row_count();
-  ::PROTOBUF_NAMESPACE_ID::int64 row_count() const;
-  void set_row_count(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // .milvus.proto.common.ImportState state = 2;
-  void clear_state();
-  ::milvus::proto::common::ImportState state() const;
-  void set_state(::milvus::proto::common::ImportState value);
-
-  // bool heuristic_data_queryable = 7;
-  void clear_heuristic_data_queryable();
-  bool heuristic_data_queryable() const;
-  void set_heuristic_data_queryable(bool value);
-
-  // bool heuristic_data_indexed = 8;
-  void clear_heuristic_data_indexed();
-  bool heuristic_data_indexed() const;
-  void set_heuristic_data_indexed(bool value);
-
-  // int64 id = 6;
-  void clear_id();
-  ::PROTOBUF_NAMESPACE_ID::int64 id() const;
-  void set_id(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.GetImportStateResponse)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 > id_list_;
-  mutable std::atomic<int> _id_list_cached_byte_size_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair > infos_;
-  ::milvus::proto::common::Status* status_;
-  ::PROTOBUF_NAMESPACE_ID::int64 row_count_;
-  int state_;
-  bool heuristic_data_queryable_;
-  bool heuristic_data_indexed_;
-  ::PROTOBUF_NAMESPACE_ID::int64 id_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class ListImportTasksRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.ListImportTasksRequest) */ {
- public:
-  ListImportTasksRequest();
-  virtual ~ListImportTasksRequest();
-
-  ListImportTasksRequest(const ListImportTasksRequest& from);
-  ListImportTasksRequest(ListImportTasksRequest&& from) noexcept
-    : ListImportTasksRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline ListImportTasksRequest& operator=(const ListImportTasksRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline ListImportTasksRequest& operator=(ListImportTasksRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const ListImportTasksRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const ListImportTasksRequest* internal_default_instance() {
-    return reinterpret_cast<const ListImportTasksRequest*>(
-               &_ListImportTasksRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    81;
-
-  friend void swap(ListImportTasksRequest& a, ListImportTasksRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(ListImportTasksRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline ListImportTasksRequest* New() const final {
-    return CreateMaybeMessage<ListImportTasksRequest>(nullptr);
-  }
-
-  ListImportTasksRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<ListImportTasksRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const ListImportTasksRequest& from);
-  void MergeFrom(const ListImportTasksRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(ListImportTasksRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.ListImportTasksRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.ListImportTasksRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class ListImportTasksResponse :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.ListImportTasksResponse) */ {
- public:
-  ListImportTasksResponse();
-  virtual ~ListImportTasksResponse();
-
-  ListImportTasksResponse(const ListImportTasksResponse& from);
-  ListImportTasksResponse(ListImportTasksResponse&& from) noexcept
-    : ListImportTasksResponse() {
-    *this = ::std::move(from);
-  }
-
-  inline ListImportTasksResponse& operator=(const ListImportTasksResponse& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline ListImportTasksResponse& operator=(ListImportTasksResponse&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const ListImportTasksResponse& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const ListImportTasksResponse* internal_default_instance() {
-    return reinterpret_cast<const ListImportTasksResponse*>(
-               &_ListImportTasksResponse_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    82;
-
-  friend void swap(ListImportTasksResponse& a, ListImportTasksResponse& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(ListImportTasksResponse* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline ListImportTasksResponse* New() const final {
-    return CreateMaybeMessage<ListImportTasksResponse>(nullptr);
-  }
-
-  ListImportTasksResponse* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<ListImportTasksResponse>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const ListImportTasksResponse& from);
-  void MergeFrom(const ListImportTasksResponse& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(ListImportTasksResponse* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.ListImportTasksResponse";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kTasksFieldNumber = 2,
-    kStatusFieldNumber = 1,
-  };
-  // repeated .milvus.proto.milvus.GetImportStateResponse tasks = 2;
-  int tasks_size() const;
-  void clear_tasks();
-  ::milvus::proto::milvus::GetImportStateResponse* mutable_tasks(int index);
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::GetImportStateResponse >*
-      mutable_tasks();
-  const ::milvus::proto::milvus::GetImportStateResponse& tasks(int index) const;
-  ::milvus::proto::milvus::GetImportStateResponse* add_tasks();
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::GetImportStateResponse >&
-      tasks() const;
-
-  // .milvus.proto.common.Status status = 1;
-  bool has_status() const;
-  void clear_status();
-  const ::milvus::proto::common::Status& status() const;
-  ::milvus::proto::common::Status* release_status();
-  ::milvus::proto::common::Status* mutable_status();
-  void set_allocated_status(::milvus::proto::common::Status* status);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.ListImportTasksResponse)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::GetImportStateResponse > tasks_;
-  ::milvus::proto::common::Status* status_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class GetReplicasRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.GetReplicasRequest) */ {
- public:
-  GetReplicasRequest();
-  virtual ~GetReplicasRequest();
-
-  GetReplicasRequest(const GetReplicasRequest& from);
-  GetReplicasRequest(GetReplicasRequest&& from) noexcept
-    : GetReplicasRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline GetReplicasRequest& operator=(const GetReplicasRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline GetReplicasRequest& operator=(GetReplicasRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const GetReplicasRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const GetReplicasRequest* internal_default_instance() {
-    return reinterpret_cast<const GetReplicasRequest*>(
-               &_GetReplicasRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    83;
-
-  friend void swap(GetReplicasRequest& a, GetReplicasRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(GetReplicasRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline GetReplicasRequest* New() const final {
-    return CreateMaybeMessage<GetReplicasRequest>(nullptr);
-  }
-
-  GetReplicasRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<GetReplicasRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const GetReplicasRequest& from);
-  void MergeFrom(const GetReplicasRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(GetReplicasRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.GetReplicasRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kBaseFieldNumber = 1,
-    kCollectionIDFieldNumber = 2,
-    kWithShardNodesFieldNumber = 3,
-  };
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // int64 collectionID = 2;
-  void clear_collectionid();
-  ::PROTOBUF_NAMESPACE_ID::int64 collectionid() const;
-  void set_collectionid(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // bool with_shard_nodes = 3;
-  void clear_with_shard_nodes();
-  bool with_shard_nodes() const;
-  void set_with_shard_nodes(bool value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.GetReplicasRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::milvus::proto::common::MsgBase* base_;
-  ::PROTOBUF_NAMESPACE_ID::int64 collectionid_;
-  bool with_shard_nodes_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class GetReplicasResponse :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.GetReplicasResponse) */ {
- public:
-  GetReplicasResponse();
-  virtual ~GetReplicasResponse();
-
-  GetReplicasResponse(const GetReplicasResponse& from);
-  GetReplicasResponse(GetReplicasResponse&& from) noexcept
-    : GetReplicasResponse() {
-    *this = ::std::move(from);
-  }
-
-  inline GetReplicasResponse& operator=(const GetReplicasResponse& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline GetReplicasResponse& operator=(GetReplicasResponse&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const GetReplicasResponse& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const GetReplicasResponse* internal_default_instance() {
-    return reinterpret_cast<const GetReplicasResponse*>(
-               &_GetReplicasResponse_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    84;
-
-  friend void swap(GetReplicasResponse& a, GetReplicasResponse& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(GetReplicasResponse* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline GetReplicasResponse* New() const final {
-    return CreateMaybeMessage<GetReplicasResponse>(nullptr);
-  }
-
-  GetReplicasResponse* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<GetReplicasResponse>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const GetReplicasResponse& from);
-  void MergeFrom(const GetReplicasResponse& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(GetReplicasResponse* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.GetReplicasResponse";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kReplicasFieldNumber = 2,
-    kStatusFieldNumber = 1,
-  };
-  // repeated .milvus.proto.milvus.ReplicaInfo replicas = 2;
-  int replicas_size() const;
-  void clear_replicas();
-  ::milvus::proto::milvus::ReplicaInfo* mutable_replicas(int index);
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::ReplicaInfo >*
-      mutable_replicas();
-  const ::milvus::proto::milvus::ReplicaInfo& replicas(int index) const;
-  ::milvus::proto::milvus::ReplicaInfo* add_replicas();
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::ReplicaInfo >&
-      replicas() const;
-
-  // .milvus.proto.common.Status status = 1;
-  bool has_status() const;
-  void clear_status();
-  const ::milvus::proto::common::Status& status() const;
-  ::milvus::proto::common::Status* release_status();
-  ::milvus::proto::common::Status* mutable_status();
-  void set_allocated_status(::milvus::proto::common::Status* status);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.GetReplicasResponse)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::ReplicaInfo > replicas_;
-  ::milvus::proto::common::Status* status_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class ReplicaInfo :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.ReplicaInfo) */ {
- public:
-  ReplicaInfo();
-  virtual ~ReplicaInfo();
-
-  ReplicaInfo(const ReplicaInfo& from);
-  ReplicaInfo(ReplicaInfo&& from) noexcept
-    : ReplicaInfo() {
-    *this = ::std::move(from);
-  }
-
-  inline ReplicaInfo& operator=(const ReplicaInfo& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline ReplicaInfo& operator=(ReplicaInfo&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const ReplicaInfo& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const ReplicaInfo* internal_default_instance() {
-    return reinterpret_cast<const ReplicaInfo*>(
-               &_ReplicaInfo_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    85;
-
-  friend void swap(ReplicaInfo& a, ReplicaInfo& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(ReplicaInfo* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline ReplicaInfo* New() const final {
-    return CreateMaybeMessage<ReplicaInfo>(nullptr);
-  }
-
-  ReplicaInfo* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<ReplicaInfo>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const ReplicaInfo& from);
-  void MergeFrom(const ReplicaInfo& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(ReplicaInfo* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.ReplicaInfo";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kPartitionIdsFieldNumber = 3,
-    kShardReplicasFieldNumber = 4,
-    kNodeIdsFieldNumber = 5,
-    kReplicaIDFieldNumber = 1,
-    kCollectionIDFieldNumber = 2,
-  };
-  // repeated int64 partition_ids = 3;
-  int partition_ids_size() const;
-  void clear_partition_ids();
-  ::PROTOBUF_NAMESPACE_ID::int64 partition_ids(int index) const;
-  void set_partition_ids(int index, ::PROTOBUF_NAMESPACE_ID::int64 value);
-  void add_partition_ids(::PROTOBUF_NAMESPACE_ID::int64 value);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >&
-      partition_ids() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >*
-      mutable_partition_ids();
-
-  // repeated .milvus.proto.milvus.ShardReplica shard_replicas = 4;
-  int shard_replicas_size() const;
-  void clear_shard_replicas();
-  ::milvus::proto::milvus::ShardReplica* mutable_shard_replicas(int index);
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::ShardReplica >*
-      mutable_shard_replicas();
-  const ::milvus::proto::milvus::ShardReplica& shard_replicas(int index) const;
-  ::milvus::proto::milvus::ShardReplica* add_shard_replicas();
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::ShardReplica >&
-      shard_replicas() const;
-
-  // repeated int64 node_ids = 5;
-  int node_ids_size() const;
-  void clear_node_ids();
-  ::PROTOBUF_NAMESPACE_ID::int64 node_ids(int index) const;
-  void set_node_ids(int index, ::PROTOBUF_NAMESPACE_ID::int64 value);
-  void add_node_ids(::PROTOBUF_NAMESPACE_ID::int64 value);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >&
-      node_ids() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >*
-      mutable_node_ids();
-
-  // int64 replicaID = 1;
-  void clear_replicaid();
-  ::PROTOBUF_NAMESPACE_ID::int64 replicaid() const;
-  void set_replicaid(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // int64 collectionID = 2;
-  void clear_collectionid();
-  ::PROTOBUF_NAMESPACE_ID::int64 collectionid() const;
-  void set_collectionid(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.ReplicaInfo)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 > partition_ids_;
-  mutable std::atomic<int> _partition_ids_cached_byte_size_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::ShardReplica > shard_replicas_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 > node_ids_;
-  mutable std::atomic<int> _node_ids_cached_byte_size_;
-  ::PROTOBUF_NAMESPACE_ID::int64 replicaid_;
-  ::PROTOBUF_NAMESPACE_ID::int64 collectionid_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class ShardReplica :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.ShardReplica) */ {
- public:
-  ShardReplica();
-  virtual ~ShardReplica();
-
-  ShardReplica(const ShardReplica& from);
-  ShardReplica(ShardReplica&& from) noexcept
-    : ShardReplica() {
-    *this = ::std::move(from);
-  }
-
-  inline ShardReplica& operator=(const ShardReplica& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline ShardReplica& operator=(ShardReplica&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const ShardReplica& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const ShardReplica* internal_default_instance() {
-    return reinterpret_cast<const ShardReplica*>(
-               &_ShardReplica_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    86;
-
-  friend void swap(ShardReplica& a, ShardReplica& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(ShardReplica* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline ShardReplica* New() const final {
-    return CreateMaybeMessage<ShardReplica>(nullptr);
-  }
-
-  ShardReplica* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<ShardReplica>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const ShardReplica& from);
-  void MergeFrom(const ShardReplica& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(ShardReplica* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.ShardReplica";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kNodeIdsFieldNumber = 4,
-    kLeaderAddrFieldNumber = 2,
-    kDmChannelNameFieldNumber = 3,
-    kLeaderIDFieldNumber = 1,
-  };
-  // repeated int64 node_ids = 4;
-  int node_ids_size() const;
-  void clear_node_ids();
-  ::PROTOBUF_NAMESPACE_ID::int64 node_ids(int index) const;
-  void set_node_ids(int index, ::PROTOBUF_NAMESPACE_ID::int64 value);
-  void add_node_ids(::PROTOBUF_NAMESPACE_ID::int64 value);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >&
-      node_ids() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >*
-      mutable_node_ids();
-
-  // string leader_addr = 2;
-  void clear_leader_addr();
-  const std::string& leader_addr() const;
-  void set_leader_addr(const std::string& value);
-  void set_leader_addr(std::string&& value);
-  void set_leader_addr(const char* value);
-  void set_leader_addr(const char* value, size_t size);
-  std::string* mutable_leader_addr();
-  std::string* release_leader_addr();
-  void set_allocated_leader_addr(std::string* leader_addr);
-
-  // string dm_channel_name = 3;
-  void clear_dm_channel_name();
-  const std::string& dm_channel_name() const;
-  void set_dm_channel_name(const std::string& value);
-  void set_dm_channel_name(std::string&& value);
-  void set_dm_channel_name(const char* value);
-  void set_dm_channel_name(const char* value, size_t size);
-  std::string* mutable_dm_channel_name();
-  std::string* release_dm_channel_name();
-  void set_allocated_dm_channel_name(std::string* dm_channel_name);
-
-  // int64 leaderID = 1;
-  void clear_leaderid();
-  ::PROTOBUF_NAMESPACE_ID::int64 leaderid() const;
-  void set_leaderid(::PROTOBUF_NAMESPACE_ID::int64 value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.ShardReplica)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 > node_ids_;
-  mutable std::atomic<int> _node_ids_cached_byte_size_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr leader_addr_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr dm_channel_name_;
-  ::PROTOBUF_NAMESPACE_ID::int64 leaderid_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class CreateCredentialRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.CreateCredentialRequest) */ {
- public:
-  CreateCredentialRequest();
-  virtual ~CreateCredentialRequest();
-
-  CreateCredentialRequest(const CreateCredentialRequest& from);
-  CreateCredentialRequest(CreateCredentialRequest&& from) noexcept
-    : CreateCredentialRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline CreateCredentialRequest& operator=(const CreateCredentialRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline CreateCredentialRequest& operator=(CreateCredentialRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const CreateCredentialRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const CreateCredentialRequest* internal_default_instance() {
-    return reinterpret_cast<const CreateCredentialRequest*>(
-               &_CreateCredentialRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    87;
-
-  friend void swap(CreateCredentialRequest& a, CreateCredentialRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(CreateCredentialRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline CreateCredentialRequest* New() const final {
-    return CreateMaybeMessage<CreateCredentialRequest>(nullptr);
-  }
-
-  CreateCredentialRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<CreateCredentialRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const CreateCredentialRequest& from);
-  void MergeFrom(const CreateCredentialRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(CreateCredentialRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.CreateCredentialRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kUsernameFieldNumber = 2,
-    kPasswordFieldNumber = 3,
-    kBaseFieldNumber = 1,
-    kCreatedUtcTimestampsFieldNumber = 4,
-    kModifiedUtcTimestampsFieldNumber = 5,
-  };
-  // string username = 2;
-  void clear_username();
-  const std::string& username() const;
-  void set_username(const std::string& value);
-  void set_username(std::string&& value);
-  void set_username(const char* value);
-  void set_username(const char* value, size_t size);
-  std::string* mutable_username();
-  std::string* release_username();
-  void set_allocated_username(std::string* username);
-
-  // string password = 3;
-  void clear_password();
-  const std::string& password() const;
-  void set_password(const std::string& value);
-  void set_password(std::string&& value);
-  void set_password(const char* value);
-  void set_password(const char* value, size_t size);
-  std::string* mutable_password();
-  std::string* release_password();
-  void set_allocated_password(std::string* password);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // uint64 created_utc_timestamps = 4;
-  void clear_created_utc_timestamps();
-  ::PROTOBUF_NAMESPACE_ID::uint64 created_utc_timestamps() const;
-  void set_created_utc_timestamps(::PROTOBUF_NAMESPACE_ID::uint64 value);
-
-  // uint64 modified_utc_timestamps = 5;
-  void clear_modified_utc_timestamps();
-  ::PROTOBUF_NAMESPACE_ID::uint64 modified_utc_timestamps() const;
-  void set_modified_utc_timestamps(::PROTOBUF_NAMESPACE_ID::uint64 value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.CreateCredentialRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr username_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr password_;
-  ::milvus::proto::common::MsgBase* base_;
-  ::PROTOBUF_NAMESPACE_ID::uint64 created_utc_timestamps_;
-  ::PROTOBUF_NAMESPACE_ID::uint64 modified_utc_timestamps_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class UpdateCredentialRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.UpdateCredentialRequest) */ {
- public:
-  UpdateCredentialRequest();
-  virtual ~UpdateCredentialRequest();
-
-  UpdateCredentialRequest(const UpdateCredentialRequest& from);
-  UpdateCredentialRequest(UpdateCredentialRequest&& from) noexcept
-    : UpdateCredentialRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline UpdateCredentialRequest& operator=(const UpdateCredentialRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline UpdateCredentialRequest& operator=(UpdateCredentialRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const UpdateCredentialRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const UpdateCredentialRequest* internal_default_instance() {
-    return reinterpret_cast<const UpdateCredentialRequest*>(
-               &_UpdateCredentialRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    88;
-
-  friend void swap(UpdateCredentialRequest& a, UpdateCredentialRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(UpdateCredentialRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline UpdateCredentialRequest* New() const final {
-    return CreateMaybeMessage<UpdateCredentialRequest>(nullptr);
-  }
-
-  UpdateCredentialRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<UpdateCredentialRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const UpdateCredentialRequest& from);
-  void MergeFrom(const UpdateCredentialRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(UpdateCredentialRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.UpdateCredentialRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kUsernameFieldNumber = 2,
-    kOldPasswordFieldNumber = 3,
-    kNewPasswordFieldNumber = 4,
-    kBaseFieldNumber = 1,
-    kCreatedUtcTimestampsFieldNumber = 5,
-    kModifiedUtcTimestampsFieldNumber = 6,
-  };
-  // string username = 2;
-  void clear_username();
-  const std::string& username() const;
-  void set_username(const std::string& value);
-  void set_username(std::string&& value);
-  void set_username(const char* value);
-  void set_username(const char* value, size_t size);
-  std::string* mutable_username();
-  std::string* release_username();
-  void set_allocated_username(std::string* username);
-
-  // string oldPassword = 3;
-  void clear_oldpassword();
-  const std::string& oldpassword() const;
-  void set_oldpassword(const std::string& value);
-  void set_oldpassword(std::string&& value);
-  void set_oldpassword(const char* value);
-  void set_oldpassword(const char* value, size_t size);
-  std::string* mutable_oldpassword();
-  std::string* release_oldpassword();
-  void set_allocated_oldpassword(std::string* oldpassword);
-
-  // string newPassword = 4;
-  void clear_newpassword();
-  const std::string& newpassword() const;
-  void set_newpassword(const std::string& value);
-  void set_newpassword(std::string&& value);
-  void set_newpassword(const char* value);
-  void set_newpassword(const char* value, size_t size);
-  std::string* mutable_newpassword();
-  std::string* release_newpassword();
-  void set_allocated_newpassword(std::string* newpassword);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // uint64 created_utc_timestamps = 5;
-  void clear_created_utc_timestamps();
-  ::PROTOBUF_NAMESPACE_ID::uint64 created_utc_timestamps() const;
-  void set_created_utc_timestamps(::PROTOBUF_NAMESPACE_ID::uint64 value);
-
-  // uint64 modified_utc_timestamps = 6;
-  void clear_modified_utc_timestamps();
-  ::PROTOBUF_NAMESPACE_ID::uint64 modified_utc_timestamps() const;
-  void set_modified_utc_timestamps(::PROTOBUF_NAMESPACE_ID::uint64 value);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.UpdateCredentialRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr username_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr oldpassword_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr newpassword_;
-  ::milvus::proto::common::MsgBase* base_;
-  ::PROTOBUF_NAMESPACE_ID::uint64 created_utc_timestamps_;
-  ::PROTOBUF_NAMESPACE_ID::uint64 modified_utc_timestamps_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class DeleteCredentialRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.DeleteCredentialRequest) */ {
- public:
-  DeleteCredentialRequest();
-  virtual ~DeleteCredentialRequest();
-
-  DeleteCredentialRequest(const DeleteCredentialRequest& from);
-  DeleteCredentialRequest(DeleteCredentialRequest&& from) noexcept
-    : DeleteCredentialRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline DeleteCredentialRequest& operator=(const DeleteCredentialRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline DeleteCredentialRequest& operator=(DeleteCredentialRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const DeleteCredentialRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const DeleteCredentialRequest* internal_default_instance() {
-    return reinterpret_cast<const DeleteCredentialRequest*>(
-               &_DeleteCredentialRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    89;
-
-  friend void swap(DeleteCredentialRequest& a, DeleteCredentialRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(DeleteCredentialRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline DeleteCredentialRequest* New() const final {
-    return CreateMaybeMessage<DeleteCredentialRequest>(nullptr);
-  }
-
-  DeleteCredentialRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<DeleteCredentialRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const DeleteCredentialRequest& from);
-  void MergeFrom(const DeleteCredentialRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(DeleteCredentialRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.DeleteCredentialRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kUsernameFieldNumber = 2,
-    kBaseFieldNumber = 1,
-  };
-  // string username = 2;
-  void clear_username();
-  const std::string& username() const;
-  void set_username(const std::string& value);
-  void set_username(std::string&& value);
-  void set_username(const char* value);
-  void set_username(const char* value, size_t size);
-  std::string* mutable_username();
-  std::string* release_username();
-  void set_allocated_username(std::string* username);
-
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.DeleteCredentialRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::internal::ArenaStringPtr username_;
-  ::milvus::proto::common::MsgBase* base_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class ListCredUsersResponse :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.ListCredUsersResponse) */ {
- public:
-  ListCredUsersResponse();
-  virtual ~ListCredUsersResponse();
-
-  ListCredUsersResponse(const ListCredUsersResponse& from);
-  ListCredUsersResponse(ListCredUsersResponse&& from) noexcept
-    : ListCredUsersResponse() {
-    *this = ::std::move(from);
-  }
-
-  inline ListCredUsersResponse& operator=(const ListCredUsersResponse& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline ListCredUsersResponse& operator=(ListCredUsersResponse&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const ListCredUsersResponse& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const ListCredUsersResponse* internal_default_instance() {
-    return reinterpret_cast<const ListCredUsersResponse*>(
-               &_ListCredUsersResponse_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    90;
-
-  friend void swap(ListCredUsersResponse& a, ListCredUsersResponse& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(ListCredUsersResponse* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline ListCredUsersResponse* New() const final {
-    return CreateMaybeMessage<ListCredUsersResponse>(nullptr);
-  }
-
-  ListCredUsersResponse* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<ListCredUsersResponse>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const ListCredUsersResponse& from);
-  void MergeFrom(const ListCredUsersResponse& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(ListCredUsersResponse* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.ListCredUsersResponse";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kUsernamesFieldNumber = 2,
-    kStatusFieldNumber = 1,
-  };
-  // repeated string usernames = 2;
-  int usernames_size() const;
-  void clear_usernames();
-  const std::string& usernames(int index) const;
-  std::string* mutable_usernames(int index);
-  void set_usernames(int index, const std::string& value);
-  void set_usernames(int index, std::string&& value);
-  void set_usernames(int index, const char* value);
-  void set_usernames(int index, const char* value, size_t size);
-  std::string* add_usernames();
-  void add_usernames(const std::string& value);
-  void add_usernames(std::string&& value);
-  void add_usernames(const char* value);
-  void add_usernames(const char* value, size_t size);
-  const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>& usernames() const;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>* mutable_usernames();
-
-  // .milvus.proto.common.Status status = 1;
-  bool has_status() const;
-  void clear_status();
-  const ::milvus::proto::common::Status& status() const;
-  ::milvus::proto::common::Status* release_status();
-  ::milvus::proto::common::Status* mutable_status();
-  void set_allocated_status(::milvus::proto::common::Status* status);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.ListCredUsersResponse)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string> usernames_;
-  ::milvus::proto::common::Status* status_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// -------------------------------------------------------------------
-
-class ListCredUsersRequest :
-    public ::PROTOBUF_NAMESPACE_ID::Message /* @@protoc_insertion_point(class_definition:milvus.proto.milvus.ListCredUsersRequest) */ {
- public:
-  ListCredUsersRequest();
-  virtual ~ListCredUsersRequest();
-
-  ListCredUsersRequest(const ListCredUsersRequest& from);
-  ListCredUsersRequest(ListCredUsersRequest&& from) noexcept
-    : ListCredUsersRequest() {
-    *this = ::std::move(from);
-  }
-
-  inline ListCredUsersRequest& operator=(const ListCredUsersRequest& from) {
-    CopyFrom(from);
-    return *this;
-  }
-  inline ListCredUsersRequest& operator=(ListCredUsersRequest&& from) noexcept {
-    if (GetArenaNoVirtual() == from.GetArenaNoVirtual()) {
-      if (this != &from) InternalSwap(&from);
-    } else {
-      CopyFrom(from);
-    }
-    return *this;
-  }
-
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* descriptor() {
-    return GetDescriptor();
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Descriptor* GetDescriptor() {
-    return GetMetadataStatic().descriptor;
-  }
-  static const ::PROTOBUF_NAMESPACE_ID::Reflection* GetReflection() {
-    return GetMetadataStatic().reflection;
-  }
-  static const ListCredUsersRequest& default_instance();
-
-  static void InitAsDefaultInstance();  // FOR INTERNAL USE ONLY
-  static inline const ListCredUsersRequest* internal_default_instance() {
-    return reinterpret_cast<const ListCredUsersRequest*>(
-               &_ListCredUsersRequest_default_instance_);
-  }
-  static constexpr int kIndexInFileMessages =
-    91;
-
-  friend void swap(ListCredUsersRequest& a, ListCredUsersRequest& b) {
-    a.Swap(&b);
-  }
-  inline void Swap(ListCredUsersRequest* other) {
-    if (other == this) return;
-    InternalSwap(other);
-  }
-
-  // implements Message ----------------------------------------------
-
-  inline ListCredUsersRequest* New() const final {
-    return CreateMaybeMessage<ListCredUsersRequest>(nullptr);
-  }
-
-  ListCredUsersRequest* New(::PROTOBUF_NAMESPACE_ID::Arena* arena) const final {
-    return CreateMaybeMessage<ListCredUsersRequest>(arena);
-  }
-  void CopyFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void MergeFrom(const ::PROTOBUF_NAMESPACE_ID::Message& from) final;
-  void CopyFrom(const ListCredUsersRequest& from);
-  void MergeFrom(const ListCredUsersRequest& from);
-  PROTOBUF_ATTRIBUTE_REINITIALIZES void Clear() final;
-  bool IsInitialized() const final;
-
-  size_t ByteSizeLong() const final;
-  #if GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  const char* _InternalParse(const char* ptr, ::PROTOBUF_NAMESPACE_ID::internal::ParseContext* ctx) final;
-  #else
-  bool MergePartialFromCodedStream(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedInputStream* input) final;
-  #endif  // GOOGLE_PROTOBUF_ENABLE_EXPERIMENTAL_PARSER
-  void SerializeWithCachedSizes(
-      ::PROTOBUF_NAMESPACE_ID::io::CodedOutputStream* output) const final;
-  ::PROTOBUF_NAMESPACE_ID::uint8* InternalSerializeWithCachedSizesToArray(
-      ::PROTOBUF_NAMESPACE_ID::uint8* target) const final;
-  int GetCachedSize() const final { return _cached_size_.Get(); }
-
-  private:
-  inline void SharedCtor();
-  inline void SharedDtor();
-  void SetCachedSize(int size) const final;
-  void InternalSwap(ListCredUsersRequest* other);
-  friend class ::PROTOBUF_NAMESPACE_ID::internal::AnyMetadata;
-  static ::PROTOBUF_NAMESPACE_ID::StringPiece FullMessageName() {
-    return "milvus.proto.milvus.ListCredUsersRequest";
-  }
-  private:
-  inline ::PROTOBUF_NAMESPACE_ID::Arena* GetArenaNoVirtual() const {
-    return nullptr;
-  }
-  inline void* MaybeArenaPtr() const {
-    return nullptr;
-  }
-  public:
-
-  ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadata() const final;
-  private:
-  static ::PROTOBUF_NAMESPACE_ID::Metadata GetMetadataStatic() {
-    ::PROTOBUF_NAMESPACE_ID::internal::AssignDescriptors(&::descriptor_table_milvus_2eproto);
-    return ::descriptor_table_milvus_2eproto.file_level_metadata[kIndexInFileMessages];
-  }
-
-  public:
-
-  // nested types ----------------------------------------------------
-
-  // accessors -------------------------------------------------------
-
-  enum : int {
-    kBaseFieldNumber = 1,
-  };
-  // .milvus.proto.common.MsgBase base = 1;
-  bool has_base() const;
-  void clear_base();
-  const ::milvus::proto::common::MsgBase& base() const;
-  ::milvus::proto::common::MsgBase* release_base();
-  ::milvus::proto::common::MsgBase* mutable_base();
-  void set_allocated_base(::milvus::proto::common::MsgBase* base);
-
-  // @@protoc_insertion_point(class_scope:milvus.proto.milvus.ListCredUsersRequest)
- private:
-  class _Internal;
-
-  ::PROTOBUF_NAMESPACE_ID::internal::InternalMetadataWithArena _internal_metadata_;
-  ::milvus::proto::common::MsgBase* base_;
-  mutable ::PROTOBUF_NAMESPACE_ID::internal::CachedSize _cached_size_;
-  friend struct ::TableStruct_milvus_2eproto;
-};
-// ===================================================================
-
-
-// ===================================================================
-
-#ifdef __GNUC__
-  #pragma GCC diagnostic push
-  #pragma GCC diagnostic ignored "-Wstrict-aliasing"
-#endif  // __GNUC__
-// CreateAliasRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool CreateAliasRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& CreateAliasRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.CreateAliasRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* CreateAliasRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.CreateAliasRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* CreateAliasRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.CreateAliasRequest.base)
-  return base_;
-}
-inline void CreateAliasRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.CreateAliasRequest.base)
-}
-
-// string db_name = 2;
-inline void CreateAliasRequest::clear_db_name() {
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& CreateAliasRequest::db_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.CreateAliasRequest.db_name)
-  return db_name_.GetNoArena();
-}
-inline void CreateAliasRequest::set_db_name(const std::string& value) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.CreateAliasRequest.db_name)
-}
-inline void CreateAliasRequest::set_db_name(std::string&& value) {
-  
-  db_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.CreateAliasRequest.db_name)
-}
-inline void CreateAliasRequest::set_db_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.CreateAliasRequest.db_name)
-}
-inline void CreateAliasRequest::set_db_name(const char* value, size_t size) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.CreateAliasRequest.db_name)
-}
-inline std::string* CreateAliasRequest::mutable_db_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.CreateAliasRequest.db_name)
-  return db_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* CreateAliasRequest::release_db_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.CreateAliasRequest.db_name)
-  
-  return db_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void CreateAliasRequest::set_allocated_db_name(std::string* db_name) {
-  if (db_name != nullptr) {
-    
-  } else {
-    
-  }
-  db_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), db_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.CreateAliasRequest.db_name)
-}
-
-// string collection_name = 3;
-inline void CreateAliasRequest::clear_collection_name() {
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& CreateAliasRequest::collection_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.CreateAliasRequest.collection_name)
-  return collection_name_.GetNoArena();
-}
-inline void CreateAliasRequest::set_collection_name(const std::string& value) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.CreateAliasRequest.collection_name)
-}
-inline void CreateAliasRequest::set_collection_name(std::string&& value) {
-  
-  collection_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.CreateAliasRequest.collection_name)
-}
-inline void CreateAliasRequest::set_collection_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.CreateAliasRequest.collection_name)
-}
-inline void CreateAliasRequest::set_collection_name(const char* value, size_t size) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.CreateAliasRequest.collection_name)
-}
-inline std::string* CreateAliasRequest::mutable_collection_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.CreateAliasRequest.collection_name)
-  return collection_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* CreateAliasRequest::release_collection_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.CreateAliasRequest.collection_name)
-  
-  return collection_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void CreateAliasRequest::set_allocated_collection_name(std::string* collection_name) {
-  if (collection_name != nullptr) {
-    
-  } else {
-    
-  }
-  collection_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), collection_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.CreateAliasRequest.collection_name)
-}
-
-// string alias = 4;
-inline void CreateAliasRequest::clear_alias() {
-  alias_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& CreateAliasRequest::alias() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.CreateAliasRequest.alias)
-  return alias_.GetNoArena();
-}
-inline void CreateAliasRequest::set_alias(const std::string& value) {
-  
-  alias_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.CreateAliasRequest.alias)
-}
-inline void CreateAliasRequest::set_alias(std::string&& value) {
-  
-  alias_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.CreateAliasRequest.alias)
-}
-inline void CreateAliasRequest::set_alias(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  alias_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.CreateAliasRequest.alias)
-}
-inline void CreateAliasRequest::set_alias(const char* value, size_t size) {
-  
-  alias_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.CreateAliasRequest.alias)
-}
-inline std::string* CreateAliasRequest::mutable_alias() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.CreateAliasRequest.alias)
-  return alias_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* CreateAliasRequest::release_alias() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.CreateAliasRequest.alias)
-  
-  return alias_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void CreateAliasRequest::set_allocated_alias(std::string* alias) {
-  if (alias != nullptr) {
-    
-  } else {
-    
-  }
-  alias_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), alias);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.CreateAliasRequest.alias)
-}
-
-// -------------------------------------------------------------------
-
-// DropAliasRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool DropAliasRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& DropAliasRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DropAliasRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* DropAliasRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DropAliasRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* DropAliasRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DropAliasRequest.base)
-  return base_;
-}
-inline void DropAliasRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DropAliasRequest.base)
-}
-
-// string db_name = 2;
-inline void DropAliasRequest::clear_db_name() {
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& DropAliasRequest::db_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DropAliasRequest.db_name)
-  return db_name_.GetNoArena();
-}
-inline void DropAliasRequest::set_db_name(const std::string& value) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DropAliasRequest.db_name)
-}
-inline void DropAliasRequest::set_db_name(std::string&& value) {
-  
-  db_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.DropAliasRequest.db_name)
-}
-inline void DropAliasRequest::set_db_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.DropAliasRequest.db_name)
-}
-inline void DropAliasRequest::set_db_name(const char* value, size_t size) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.DropAliasRequest.db_name)
-}
-inline std::string* DropAliasRequest::mutable_db_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DropAliasRequest.db_name)
-  return db_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* DropAliasRequest::release_db_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DropAliasRequest.db_name)
-  
-  return db_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void DropAliasRequest::set_allocated_db_name(std::string* db_name) {
-  if (db_name != nullptr) {
-    
-  } else {
-    
-  }
-  db_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), db_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DropAliasRequest.db_name)
-}
-
-// string alias = 3;
-inline void DropAliasRequest::clear_alias() {
-  alias_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& DropAliasRequest::alias() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DropAliasRequest.alias)
-  return alias_.GetNoArena();
-}
-inline void DropAliasRequest::set_alias(const std::string& value) {
-  
-  alias_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DropAliasRequest.alias)
-}
-inline void DropAliasRequest::set_alias(std::string&& value) {
-  
-  alias_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.DropAliasRequest.alias)
-}
-inline void DropAliasRequest::set_alias(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  alias_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.DropAliasRequest.alias)
-}
-inline void DropAliasRequest::set_alias(const char* value, size_t size) {
-  
-  alias_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.DropAliasRequest.alias)
-}
-inline std::string* DropAliasRequest::mutable_alias() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DropAliasRequest.alias)
-  return alias_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* DropAliasRequest::release_alias() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DropAliasRequest.alias)
-  
-  return alias_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void DropAliasRequest::set_allocated_alias(std::string* alias) {
-  if (alias != nullptr) {
-    
-  } else {
-    
-  }
-  alias_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), alias);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DropAliasRequest.alias)
-}
-
-// -------------------------------------------------------------------
-
-// AlterAliasRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool AlterAliasRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& AlterAliasRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.AlterAliasRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* AlterAliasRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.AlterAliasRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* AlterAliasRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.AlterAliasRequest.base)
-  return base_;
-}
-inline void AlterAliasRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.AlterAliasRequest.base)
-}
-
-// string db_name = 2;
-inline void AlterAliasRequest::clear_db_name() {
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& AlterAliasRequest::db_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.AlterAliasRequest.db_name)
-  return db_name_.GetNoArena();
-}
-inline void AlterAliasRequest::set_db_name(const std::string& value) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.AlterAliasRequest.db_name)
-}
-inline void AlterAliasRequest::set_db_name(std::string&& value) {
-  
-  db_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.AlterAliasRequest.db_name)
-}
-inline void AlterAliasRequest::set_db_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.AlterAliasRequest.db_name)
-}
-inline void AlterAliasRequest::set_db_name(const char* value, size_t size) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.AlterAliasRequest.db_name)
-}
-inline std::string* AlterAliasRequest::mutable_db_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.AlterAliasRequest.db_name)
-  return db_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* AlterAliasRequest::release_db_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.AlterAliasRequest.db_name)
-  
-  return db_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void AlterAliasRequest::set_allocated_db_name(std::string* db_name) {
-  if (db_name != nullptr) {
-    
-  } else {
-    
-  }
-  db_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), db_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.AlterAliasRequest.db_name)
-}
-
-// string collection_name = 3;
-inline void AlterAliasRequest::clear_collection_name() {
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& AlterAliasRequest::collection_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.AlterAliasRequest.collection_name)
-  return collection_name_.GetNoArena();
-}
-inline void AlterAliasRequest::set_collection_name(const std::string& value) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.AlterAliasRequest.collection_name)
-}
-inline void AlterAliasRequest::set_collection_name(std::string&& value) {
-  
-  collection_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.AlterAliasRequest.collection_name)
-}
-inline void AlterAliasRequest::set_collection_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.AlterAliasRequest.collection_name)
-}
-inline void AlterAliasRequest::set_collection_name(const char* value, size_t size) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.AlterAliasRequest.collection_name)
-}
-inline std::string* AlterAliasRequest::mutable_collection_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.AlterAliasRequest.collection_name)
-  return collection_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* AlterAliasRequest::release_collection_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.AlterAliasRequest.collection_name)
-  
-  return collection_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void AlterAliasRequest::set_allocated_collection_name(std::string* collection_name) {
-  if (collection_name != nullptr) {
-    
-  } else {
-    
-  }
-  collection_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), collection_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.AlterAliasRequest.collection_name)
-}
-
-// string alias = 4;
-inline void AlterAliasRequest::clear_alias() {
-  alias_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& AlterAliasRequest::alias() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.AlterAliasRequest.alias)
-  return alias_.GetNoArena();
-}
-inline void AlterAliasRequest::set_alias(const std::string& value) {
-  
-  alias_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.AlterAliasRequest.alias)
-}
-inline void AlterAliasRequest::set_alias(std::string&& value) {
-  
-  alias_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.AlterAliasRequest.alias)
-}
-inline void AlterAliasRequest::set_alias(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  alias_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.AlterAliasRequest.alias)
-}
-inline void AlterAliasRequest::set_alias(const char* value, size_t size) {
-  
-  alias_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.AlterAliasRequest.alias)
-}
-inline std::string* AlterAliasRequest::mutable_alias() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.AlterAliasRequest.alias)
-  return alias_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* AlterAliasRequest::release_alias() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.AlterAliasRequest.alias)
-  
-  return alias_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void AlterAliasRequest::set_allocated_alias(std::string* alias) {
-  if (alias != nullptr) {
-    
-  } else {
-    
-  }
-  alias_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), alias);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.AlterAliasRequest.alias)
-}
-
-// -------------------------------------------------------------------
-
-// CreateCollectionRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool CreateCollectionRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& CreateCollectionRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.CreateCollectionRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* CreateCollectionRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.CreateCollectionRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* CreateCollectionRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.CreateCollectionRequest.base)
-  return base_;
-}
-inline void CreateCollectionRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.CreateCollectionRequest.base)
-}
-
-// string db_name = 2;
-inline void CreateCollectionRequest::clear_db_name() {
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& CreateCollectionRequest::db_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.CreateCollectionRequest.db_name)
-  return db_name_.GetNoArena();
-}
-inline void CreateCollectionRequest::set_db_name(const std::string& value) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.CreateCollectionRequest.db_name)
-}
-inline void CreateCollectionRequest::set_db_name(std::string&& value) {
-  
-  db_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.CreateCollectionRequest.db_name)
-}
-inline void CreateCollectionRequest::set_db_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.CreateCollectionRequest.db_name)
-}
-inline void CreateCollectionRequest::set_db_name(const char* value, size_t size) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.CreateCollectionRequest.db_name)
-}
-inline std::string* CreateCollectionRequest::mutable_db_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.CreateCollectionRequest.db_name)
-  return db_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* CreateCollectionRequest::release_db_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.CreateCollectionRequest.db_name)
-  
-  return db_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void CreateCollectionRequest::set_allocated_db_name(std::string* db_name) {
-  if (db_name != nullptr) {
-    
-  } else {
-    
-  }
-  db_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), db_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.CreateCollectionRequest.db_name)
-}
-
-// string collection_name = 3;
-inline void CreateCollectionRequest::clear_collection_name() {
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& CreateCollectionRequest::collection_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.CreateCollectionRequest.collection_name)
-  return collection_name_.GetNoArena();
-}
-inline void CreateCollectionRequest::set_collection_name(const std::string& value) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.CreateCollectionRequest.collection_name)
-}
-inline void CreateCollectionRequest::set_collection_name(std::string&& value) {
-  
-  collection_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.CreateCollectionRequest.collection_name)
-}
-inline void CreateCollectionRequest::set_collection_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.CreateCollectionRequest.collection_name)
-}
-inline void CreateCollectionRequest::set_collection_name(const char* value, size_t size) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.CreateCollectionRequest.collection_name)
-}
-inline std::string* CreateCollectionRequest::mutable_collection_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.CreateCollectionRequest.collection_name)
-  return collection_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* CreateCollectionRequest::release_collection_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.CreateCollectionRequest.collection_name)
-  
-  return collection_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void CreateCollectionRequest::set_allocated_collection_name(std::string* collection_name) {
-  if (collection_name != nullptr) {
-    
-  } else {
-    
-  }
-  collection_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), collection_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.CreateCollectionRequest.collection_name)
-}
-
-// bytes schema = 4;
-inline void CreateCollectionRequest::clear_schema() {
-  schema_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& CreateCollectionRequest::schema() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.CreateCollectionRequest.schema)
-  return schema_.GetNoArena();
-}
-inline void CreateCollectionRequest::set_schema(const std::string& value) {
-  
-  schema_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.CreateCollectionRequest.schema)
-}
-inline void CreateCollectionRequest::set_schema(std::string&& value) {
-  
-  schema_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.CreateCollectionRequest.schema)
-}
-inline void CreateCollectionRequest::set_schema(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  schema_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.CreateCollectionRequest.schema)
-}
-inline void CreateCollectionRequest::set_schema(const void* value, size_t size) {
-  
-  schema_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.CreateCollectionRequest.schema)
-}
-inline std::string* CreateCollectionRequest::mutable_schema() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.CreateCollectionRequest.schema)
-  return schema_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* CreateCollectionRequest::release_schema() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.CreateCollectionRequest.schema)
-  
-  return schema_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void CreateCollectionRequest::set_allocated_schema(std::string* schema) {
-  if (schema != nullptr) {
-    
-  } else {
-    
-  }
-  schema_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), schema);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.CreateCollectionRequest.schema)
-}
-
-// int32 shards_num = 5;
-inline void CreateCollectionRequest::clear_shards_num() {
-  shards_num_ = 0;
-}
-inline ::PROTOBUF_NAMESPACE_ID::int32 CreateCollectionRequest::shards_num() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.CreateCollectionRequest.shards_num)
-  return shards_num_;
-}
-inline void CreateCollectionRequest::set_shards_num(::PROTOBUF_NAMESPACE_ID::int32 value) {
-  
-  shards_num_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.CreateCollectionRequest.shards_num)
-}
-
-// .milvus.proto.common.ConsistencyLevel consistency_level = 6;
-inline void CreateCollectionRequest::clear_consistency_level() {
-  consistency_level_ = 0;
-}
-inline ::milvus::proto::common::ConsistencyLevel CreateCollectionRequest::consistency_level() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.CreateCollectionRequest.consistency_level)
-  return static_cast< ::milvus::proto::common::ConsistencyLevel >(consistency_level_);
-}
-inline void CreateCollectionRequest::set_consistency_level(::milvus::proto::common::ConsistencyLevel value) {
-  
-  consistency_level_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.CreateCollectionRequest.consistency_level)
-}
-
-// -------------------------------------------------------------------
-
-// DropCollectionRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool DropCollectionRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& DropCollectionRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DropCollectionRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* DropCollectionRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DropCollectionRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* DropCollectionRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DropCollectionRequest.base)
-  return base_;
-}
-inline void DropCollectionRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DropCollectionRequest.base)
-}
-
-// string db_name = 2;
-inline void DropCollectionRequest::clear_db_name() {
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& DropCollectionRequest::db_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DropCollectionRequest.db_name)
-  return db_name_.GetNoArena();
-}
-inline void DropCollectionRequest::set_db_name(const std::string& value) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DropCollectionRequest.db_name)
-}
-inline void DropCollectionRequest::set_db_name(std::string&& value) {
-  
-  db_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.DropCollectionRequest.db_name)
-}
-inline void DropCollectionRequest::set_db_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.DropCollectionRequest.db_name)
-}
-inline void DropCollectionRequest::set_db_name(const char* value, size_t size) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.DropCollectionRequest.db_name)
-}
-inline std::string* DropCollectionRequest::mutable_db_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DropCollectionRequest.db_name)
-  return db_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* DropCollectionRequest::release_db_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DropCollectionRequest.db_name)
-  
-  return db_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void DropCollectionRequest::set_allocated_db_name(std::string* db_name) {
-  if (db_name != nullptr) {
-    
-  } else {
-    
-  }
-  db_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), db_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DropCollectionRequest.db_name)
-}
-
-// string collection_name = 3;
-inline void DropCollectionRequest::clear_collection_name() {
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& DropCollectionRequest::collection_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DropCollectionRequest.collection_name)
-  return collection_name_.GetNoArena();
-}
-inline void DropCollectionRequest::set_collection_name(const std::string& value) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DropCollectionRequest.collection_name)
-}
-inline void DropCollectionRequest::set_collection_name(std::string&& value) {
-  
-  collection_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.DropCollectionRequest.collection_name)
-}
-inline void DropCollectionRequest::set_collection_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.DropCollectionRequest.collection_name)
-}
-inline void DropCollectionRequest::set_collection_name(const char* value, size_t size) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.DropCollectionRequest.collection_name)
-}
-inline std::string* DropCollectionRequest::mutable_collection_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DropCollectionRequest.collection_name)
-  return collection_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* DropCollectionRequest::release_collection_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DropCollectionRequest.collection_name)
-  
-  return collection_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void DropCollectionRequest::set_allocated_collection_name(std::string* collection_name) {
-  if (collection_name != nullptr) {
-    
-  } else {
-    
-  }
-  collection_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), collection_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DropCollectionRequest.collection_name)
-}
-
-// -------------------------------------------------------------------
-
-// HasCollectionRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool HasCollectionRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& HasCollectionRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.HasCollectionRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* HasCollectionRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.HasCollectionRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* HasCollectionRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.HasCollectionRequest.base)
-  return base_;
-}
-inline void HasCollectionRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.HasCollectionRequest.base)
-}
-
-// string db_name = 2;
-inline void HasCollectionRequest::clear_db_name() {
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& HasCollectionRequest::db_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.HasCollectionRequest.db_name)
-  return db_name_.GetNoArena();
-}
-inline void HasCollectionRequest::set_db_name(const std::string& value) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.HasCollectionRequest.db_name)
-}
-inline void HasCollectionRequest::set_db_name(std::string&& value) {
-  
-  db_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.HasCollectionRequest.db_name)
-}
-inline void HasCollectionRequest::set_db_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.HasCollectionRequest.db_name)
-}
-inline void HasCollectionRequest::set_db_name(const char* value, size_t size) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.HasCollectionRequest.db_name)
-}
-inline std::string* HasCollectionRequest::mutable_db_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.HasCollectionRequest.db_name)
-  return db_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* HasCollectionRequest::release_db_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.HasCollectionRequest.db_name)
-  
-  return db_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void HasCollectionRequest::set_allocated_db_name(std::string* db_name) {
-  if (db_name != nullptr) {
-    
-  } else {
-    
-  }
-  db_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), db_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.HasCollectionRequest.db_name)
-}
-
-// string collection_name = 3;
-inline void HasCollectionRequest::clear_collection_name() {
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& HasCollectionRequest::collection_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.HasCollectionRequest.collection_name)
-  return collection_name_.GetNoArena();
-}
-inline void HasCollectionRequest::set_collection_name(const std::string& value) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.HasCollectionRequest.collection_name)
-}
-inline void HasCollectionRequest::set_collection_name(std::string&& value) {
-  
-  collection_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.HasCollectionRequest.collection_name)
-}
-inline void HasCollectionRequest::set_collection_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.HasCollectionRequest.collection_name)
-}
-inline void HasCollectionRequest::set_collection_name(const char* value, size_t size) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.HasCollectionRequest.collection_name)
-}
-inline std::string* HasCollectionRequest::mutable_collection_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.HasCollectionRequest.collection_name)
-  return collection_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* HasCollectionRequest::release_collection_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.HasCollectionRequest.collection_name)
-  
-  return collection_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void HasCollectionRequest::set_allocated_collection_name(std::string* collection_name) {
-  if (collection_name != nullptr) {
-    
-  } else {
-    
-  }
-  collection_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), collection_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.HasCollectionRequest.collection_name)
-}
-
-// uint64 time_stamp = 4;
-inline void HasCollectionRequest::clear_time_stamp() {
-  time_stamp_ = PROTOBUF_ULONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::uint64 HasCollectionRequest::time_stamp() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.HasCollectionRequest.time_stamp)
-  return time_stamp_;
-}
-inline void HasCollectionRequest::set_time_stamp(::PROTOBUF_NAMESPACE_ID::uint64 value) {
-  
-  time_stamp_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.HasCollectionRequest.time_stamp)
-}
-
-// -------------------------------------------------------------------
-
-// BoolResponse
-
-// .milvus.proto.common.Status status = 1;
-inline bool BoolResponse::has_status() const {
-  return this != internal_default_instance() && status_ != nullptr;
-}
-inline const ::milvus::proto::common::Status& BoolResponse::status() const {
-  const ::milvus::proto::common::Status* p = status_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.BoolResponse.status)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::Status*>(
-      &::milvus::proto::common::_Status_default_instance_);
-}
-inline ::milvus::proto::common::Status* BoolResponse::release_status() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.BoolResponse.status)
-  
-  ::milvus::proto::common::Status* temp = status_;
-  status_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::Status* BoolResponse::mutable_status() {
-  
-  if (status_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::Status>(GetArenaNoVirtual());
-    status_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.BoolResponse.status)
-  return status_;
-}
-inline void BoolResponse::set_allocated_status(::milvus::proto::common::Status* status) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(status_);
-  }
-  if (status) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      status = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, status, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  status_ = status;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.BoolResponse.status)
-}
-
-// bool value = 2;
-inline void BoolResponse::clear_value() {
-  value_ = false;
-}
-inline bool BoolResponse::value() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.BoolResponse.value)
-  return value_;
-}
-inline void BoolResponse::set_value(bool value) {
-  
-  value_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.BoolResponse.value)
-}
-
-// -------------------------------------------------------------------
-
-// StringResponse
-
-// .milvus.proto.common.Status status = 1;
-inline bool StringResponse::has_status() const {
-  return this != internal_default_instance() && status_ != nullptr;
-}
-inline const ::milvus::proto::common::Status& StringResponse::status() const {
-  const ::milvus::proto::common::Status* p = status_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.StringResponse.status)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::Status*>(
-      &::milvus::proto::common::_Status_default_instance_);
-}
-inline ::milvus::proto::common::Status* StringResponse::release_status() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.StringResponse.status)
-  
-  ::milvus::proto::common::Status* temp = status_;
-  status_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::Status* StringResponse::mutable_status() {
-  
-  if (status_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::Status>(GetArenaNoVirtual());
-    status_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.StringResponse.status)
-  return status_;
-}
-inline void StringResponse::set_allocated_status(::milvus::proto::common::Status* status) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(status_);
-  }
-  if (status) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      status = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, status, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  status_ = status;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.StringResponse.status)
-}
-
-// string value = 2;
-inline void StringResponse::clear_value() {
-  value_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& StringResponse::value() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.StringResponse.value)
-  return value_.GetNoArena();
-}
-inline void StringResponse::set_value(const std::string& value) {
-  
-  value_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.StringResponse.value)
-}
-inline void StringResponse::set_value(std::string&& value) {
-  
-  value_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.StringResponse.value)
-}
-inline void StringResponse::set_value(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  value_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.StringResponse.value)
-}
-inline void StringResponse::set_value(const char* value, size_t size) {
-  
-  value_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.StringResponse.value)
-}
-inline std::string* StringResponse::mutable_value() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.StringResponse.value)
-  return value_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* StringResponse::release_value() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.StringResponse.value)
-  
-  return value_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void StringResponse::set_allocated_value(std::string* value) {
-  if (value != nullptr) {
-    
-  } else {
-    
-  }
-  value_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.StringResponse.value)
-}
-
-// -------------------------------------------------------------------
-
-// DescribeCollectionRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool DescribeCollectionRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& DescribeCollectionRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DescribeCollectionRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* DescribeCollectionRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DescribeCollectionRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* DescribeCollectionRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DescribeCollectionRequest.base)
-  return base_;
-}
-inline void DescribeCollectionRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DescribeCollectionRequest.base)
-}
-
-// string db_name = 2;
-inline void DescribeCollectionRequest::clear_db_name() {
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& DescribeCollectionRequest::db_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DescribeCollectionRequest.db_name)
-  return db_name_.GetNoArena();
-}
-inline void DescribeCollectionRequest::set_db_name(const std::string& value) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DescribeCollectionRequest.db_name)
-}
-inline void DescribeCollectionRequest::set_db_name(std::string&& value) {
-  
-  db_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.DescribeCollectionRequest.db_name)
-}
-inline void DescribeCollectionRequest::set_db_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.DescribeCollectionRequest.db_name)
-}
-inline void DescribeCollectionRequest::set_db_name(const char* value, size_t size) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.DescribeCollectionRequest.db_name)
-}
-inline std::string* DescribeCollectionRequest::mutable_db_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DescribeCollectionRequest.db_name)
-  return db_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* DescribeCollectionRequest::release_db_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DescribeCollectionRequest.db_name)
-  
-  return db_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void DescribeCollectionRequest::set_allocated_db_name(std::string* db_name) {
-  if (db_name != nullptr) {
-    
-  } else {
-    
-  }
-  db_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), db_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DescribeCollectionRequest.db_name)
-}
-
-// string collection_name = 3;
-inline void DescribeCollectionRequest::clear_collection_name() {
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& DescribeCollectionRequest::collection_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DescribeCollectionRequest.collection_name)
-  return collection_name_.GetNoArena();
-}
-inline void DescribeCollectionRequest::set_collection_name(const std::string& value) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DescribeCollectionRequest.collection_name)
-}
-inline void DescribeCollectionRequest::set_collection_name(std::string&& value) {
-  
-  collection_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.DescribeCollectionRequest.collection_name)
-}
-inline void DescribeCollectionRequest::set_collection_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.DescribeCollectionRequest.collection_name)
-}
-inline void DescribeCollectionRequest::set_collection_name(const char* value, size_t size) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.DescribeCollectionRequest.collection_name)
-}
-inline std::string* DescribeCollectionRequest::mutable_collection_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DescribeCollectionRequest.collection_name)
-  return collection_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* DescribeCollectionRequest::release_collection_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DescribeCollectionRequest.collection_name)
-  
-  return collection_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void DescribeCollectionRequest::set_allocated_collection_name(std::string* collection_name) {
-  if (collection_name != nullptr) {
-    
-  } else {
-    
-  }
-  collection_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), collection_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DescribeCollectionRequest.collection_name)
-}
-
-// int64 collectionID = 4;
-inline void DescribeCollectionRequest::clear_collectionid() {
-  collectionid_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 DescribeCollectionRequest::collectionid() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DescribeCollectionRequest.collectionID)
-  return collectionid_;
-}
-inline void DescribeCollectionRequest::set_collectionid(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  collectionid_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DescribeCollectionRequest.collectionID)
-}
-
-// uint64 time_stamp = 5;
-inline void DescribeCollectionRequest::clear_time_stamp() {
-  time_stamp_ = PROTOBUF_ULONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::uint64 DescribeCollectionRequest::time_stamp() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DescribeCollectionRequest.time_stamp)
-  return time_stamp_;
-}
-inline void DescribeCollectionRequest::set_time_stamp(::PROTOBUF_NAMESPACE_ID::uint64 value) {
-  
-  time_stamp_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DescribeCollectionRequest.time_stamp)
-}
-
-// -------------------------------------------------------------------
-
-// DescribeCollectionResponse
-
-// .milvus.proto.common.Status status = 1;
-inline bool DescribeCollectionResponse::has_status() const {
-  return this != internal_default_instance() && status_ != nullptr;
-}
-inline const ::milvus::proto::common::Status& DescribeCollectionResponse::status() const {
-  const ::milvus::proto::common::Status* p = status_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DescribeCollectionResponse.status)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::Status*>(
-      &::milvus::proto::common::_Status_default_instance_);
-}
-inline ::milvus::proto::common::Status* DescribeCollectionResponse::release_status() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DescribeCollectionResponse.status)
-  
-  ::milvus::proto::common::Status* temp = status_;
-  status_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::Status* DescribeCollectionResponse::mutable_status() {
-  
-  if (status_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::Status>(GetArenaNoVirtual());
-    status_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DescribeCollectionResponse.status)
-  return status_;
-}
-inline void DescribeCollectionResponse::set_allocated_status(::milvus::proto::common::Status* status) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(status_);
-  }
-  if (status) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      status = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, status, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  status_ = status;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DescribeCollectionResponse.status)
-}
-
-// .milvus.proto.schema.CollectionSchema schema = 2;
-inline bool DescribeCollectionResponse::has_schema() const {
-  return this != internal_default_instance() && schema_ != nullptr;
-}
-inline const ::milvus::proto::schema::CollectionSchema& DescribeCollectionResponse::schema() const {
-  const ::milvus::proto::schema::CollectionSchema* p = schema_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DescribeCollectionResponse.schema)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::schema::CollectionSchema*>(
-      &::milvus::proto::schema::_CollectionSchema_default_instance_);
-}
-inline ::milvus::proto::schema::CollectionSchema* DescribeCollectionResponse::release_schema() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DescribeCollectionResponse.schema)
-  
-  ::milvus::proto::schema::CollectionSchema* temp = schema_;
-  schema_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::schema::CollectionSchema* DescribeCollectionResponse::mutable_schema() {
-  
-  if (schema_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::schema::CollectionSchema>(GetArenaNoVirtual());
-    schema_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DescribeCollectionResponse.schema)
-  return schema_;
-}
-inline void DescribeCollectionResponse::set_allocated_schema(::milvus::proto::schema::CollectionSchema* schema) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(schema_);
-  }
-  if (schema) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      schema = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, schema, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  schema_ = schema;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DescribeCollectionResponse.schema)
-}
-
-// int64 collectionID = 3;
-inline void DescribeCollectionResponse::clear_collectionid() {
-  collectionid_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 DescribeCollectionResponse::collectionid() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DescribeCollectionResponse.collectionID)
-  return collectionid_;
-}
-inline void DescribeCollectionResponse::set_collectionid(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  collectionid_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DescribeCollectionResponse.collectionID)
-}
-
-// repeated string virtual_channel_names = 4;
-inline int DescribeCollectionResponse::virtual_channel_names_size() const {
-  return virtual_channel_names_.size();
-}
-inline void DescribeCollectionResponse::clear_virtual_channel_names() {
-  virtual_channel_names_.Clear();
-}
-inline const std::string& DescribeCollectionResponse::virtual_channel_names(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DescribeCollectionResponse.virtual_channel_names)
-  return virtual_channel_names_.Get(index);
-}
-inline std::string* DescribeCollectionResponse::mutable_virtual_channel_names(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DescribeCollectionResponse.virtual_channel_names)
-  return virtual_channel_names_.Mutable(index);
-}
-inline void DescribeCollectionResponse::set_virtual_channel_names(int index, const std::string& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DescribeCollectionResponse.virtual_channel_names)
-  virtual_channel_names_.Mutable(index)->assign(value);
-}
-inline void DescribeCollectionResponse::set_virtual_channel_names(int index, std::string&& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DescribeCollectionResponse.virtual_channel_names)
-  virtual_channel_names_.Mutable(index)->assign(std::move(value));
-}
-inline void DescribeCollectionResponse::set_virtual_channel_names(int index, const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  virtual_channel_names_.Mutable(index)->assign(value);
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.DescribeCollectionResponse.virtual_channel_names)
-}
-inline void DescribeCollectionResponse::set_virtual_channel_names(int index, const char* value, size_t size) {
-  virtual_channel_names_.Mutable(index)->assign(
-    reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.DescribeCollectionResponse.virtual_channel_names)
-}
-inline std::string* DescribeCollectionResponse::add_virtual_channel_names() {
-  // @@protoc_insertion_point(field_add_mutable:milvus.proto.milvus.DescribeCollectionResponse.virtual_channel_names)
-  return virtual_channel_names_.Add();
-}
-inline void DescribeCollectionResponse::add_virtual_channel_names(const std::string& value) {
-  virtual_channel_names_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.DescribeCollectionResponse.virtual_channel_names)
-}
-inline void DescribeCollectionResponse::add_virtual_channel_names(std::string&& value) {
-  virtual_channel_names_.Add(std::move(value));
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.DescribeCollectionResponse.virtual_channel_names)
-}
-inline void DescribeCollectionResponse::add_virtual_channel_names(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  virtual_channel_names_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add_char:milvus.proto.milvus.DescribeCollectionResponse.virtual_channel_names)
-}
-inline void DescribeCollectionResponse::add_virtual_channel_names(const char* value, size_t size) {
-  virtual_channel_names_.Add()->assign(reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_add_pointer:milvus.proto.milvus.DescribeCollectionResponse.virtual_channel_names)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>&
-DescribeCollectionResponse::virtual_channel_names() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.DescribeCollectionResponse.virtual_channel_names)
-  return virtual_channel_names_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>*
-DescribeCollectionResponse::mutable_virtual_channel_names() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.DescribeCollectionResponse.virtual_channel_names)
-  return &virtual_channel_names_;
-}
-
-// repeated string physical_channel_names = 5;
-inline int DescribeCollectionResponse::physical_channel_names_size() const {
-  return physical_channel_names_.size();
-}
-inline void DescribeCollectionResponse::clear_physical_channel_names() {
-  physical_channel_names_.Clear();
-}
-inline const std::string& DescribeCollectionResponse::physical_channel_names(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DescribeCollectionResponse.physical_channel_names)
-  return physical_channel_names_.Get(index);
-}
-inline std::string* DescribeCollectionResponse::mutable_physical_channel_names(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DescribeCollectionResponse.physical_channel_names)
-  return physical_channel_names_.Mutable(index);
-}
-inline void DescribeCollectionResponse::set_physical_channel_names(int index, const std::string& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DescribeCollectionResponse.physical_channel_names)
-  physical_channel_names_.Mutable(index)->assign(value);
-}
-inline void DescribeCollectionResponse::set_physical_channel_names(int index, std::string&& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DescribeCollectionResponse.physical_channel_names)
-  physical_channel_names_.Mutable(index)->assign(std::move(value));
-}
-inline void DescribeCollectionResponse::set_physical_channel_names(int index, const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  physical_channel_names_.Mutable(index)->assign(value);
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.DescribeCollectionResponse.physical_channel_names)
-}
-inline void DescribeCollectionResponse::set_physical_channel_names(int index, const char* value, size_t size) {
-  physical_channel_names_.Mutable(index)->assign(
-    reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.DescribeCollectionResponse.physical_channel_names)
-}
-inline std::string* DescribeCollectionResponse::add_physical_channel_names() {
-  // @@protoc_insertion_point(field_add_mutable:milvus.proto.milvus.DescribeCollectionResponse.physical_channel_names)
-  return physical_channel_names_.Add();
-}
-inline void DescribeCollectionResponse::add_physical_channel_names(const std::string& value) {
-  physical_channel_names_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.DescribeCollectionResponse.physical_channel_names)
-}
-inline void DescribeCollectionResponse::add_physical_channel_names(std::string&& value) {
-  physical_channel_names_.Add(std::move(value));
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.DescribeCollectionResponse.physical_channel_names)
-}
-inline void DescribeCollectionResponse::add_physical_channel_names(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  physical_channel_names_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add_char:milvus.proto.milvus.DescribeCollectionResponse.physical_channel_names)
-}
-inline void DescribeCollectionResponse::add_physical_channel_names(const char* value, size_t size) {
-  physical_channel_names_.Add()->assign(reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_add_pointer:milvus.proto.milvus.DescribeCollectionResponse.physical_channel_names)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>&
-DescribeCollectionResponse::physical_channel_names() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.DescribeCollectionResponse.physical_channel_names)
-  return physical_channel_names_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>*
-DescribeCollectionResponse::mutable_physical_channel_names() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.DescribeCollectionResponse.physical_channel_names)
-  return &physical_channel_names_;
-}
-
-// uint64 created_timestamp = 6;
-inline void DescribeCollectionResponse::clear_created_timestamp() {
-  created_timestamp_ = PROTOBUF_ULONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::uint64 DescribeCollectionResponse::created_timestamp() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DescribeCollectionResponse.created_timestamp)
-  return created_timestamp_;
-}
-inline void DescribeCollectionResponse::set_created_timestamp(::PROTOBUF_NAMESPACE_ID::uint64 value) {
-  
-  created_timestamp_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DescribeCollectionResponse.created_timestamp)
-}
-
-// uint64 created_utc_timestamp = 7;
-inline void DescribeCollectionResponse::clear_created_utc_timestamp() {
-  created_utc_timestamp_ = PROTOBUF_ULONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::uint64 DescribeCollectionResponse::created_utc_timestamp() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DescribeCollectionResponse.created_utc_timestamp)
-  return created_utc_timestamp_;
-}
-inline void DescribeCollectionResponse::set_created_utc_timestamp(::PROTOBUF_NAMESPACE_ID::uint64 value) {
-  
-  created_utc_timestamp_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DescribeCollectionResponse.created_utc_timestamp)
-}
-
-// int32 shards_num = 8;
-inline void DescribeCollectionResponse::clear_shards_num() {
-  shards_num_ = 0;
-}
-inline ::PROTOBUF_NAMESPACE_ID::int32 DescribeCollectionResponse::shards_num() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DescribeCollectionResponse.shards_num)
-  return shards_num_;
-}
-inline void DescribeCollectionResponse::set_shards_num(::PROTOBUF_NAMESPACE_ID::int32 value) {
-  
-  shards_num_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DescribeCollectionResponse.shards_num)
-}
-
-// repeated string aliases = 9;
-inline int DescribeCollectionResponse::aliases_size() const {
-  return aliases_.size();
-}
-inline void DescribeCollectionResponse::clear_aliases() {
-  aliases_.Clear();
-}
-inline const std::string& DescribeCollectionResponse::aliases(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DescribeCollectionResponse.aliases)
-  return aliases_.Get(index);
-}
-inline std::string* DescribeCollectionResponse::mutable_aliases(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DescribeCollectionResponse.aliases)
-  return aliases_.Mutable(index);
-}
-inline void DescribeCollectionResponse::set_aliases(int index, const std::string& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DescribeCollectionResponse.aliases)
-  aliases_.Mutable(index)->assign(value);
-}
-inline void DescribeCollectionResponse::set_aliases(int index, std::string&& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DescribeCollectionResponse.aliases)
-  aliases_.Mutable(index)->assign(std::move(value));
-}
-inline void DescribeCollectionResponse::set_aliases(int index, const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  aliases_.Mutable(index)->assign(value);
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.DescribeCollectionResponse.aliases)
-}
-inline void DescribeCollectionResponse::set_aliases(int index, const char* value, size_t size) {
-  aliases_.Mutable(index)->assign(
-    reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.DescribeCollectionResponse.aliases)
-}
-inline std::string* DescribeCollectionResponse::add_aliases() {
-  // @@protoc_insertion_point(field_add_mutable:milvus.proto.milvus.DescribeCollectionResponse.aliases)
-  return aliases_.Add();
-}
-inline void DescribeCollectionResponse::add_aliases(const std::string& value) {
-  aliases_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.DescribeCollectionResponse.aliases)
-}
-inline void DescribeCollectionResponse::add_aliases(std::string&& value) {
-  aliases_.Add(std::move(value));
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.DescribeCollectionResponse.aliases)
-}
-inline void DescribeCollectionResponse::add_aliases(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  aliases_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add_char:milvus.proto.milvus.DescribeCollectionResponse.aliases)
-}
-inline void DescribeCollectionResponse::add_aliases(const char* value, size_t size) {
-  aliases_.Add()->assign(reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_add_pointer:milvus.proto.milvus.DescribeCollectionResponse.aliases)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>&
-DescribeCollectionResponse::aliases() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.DescribeCollectionResponse.aliases)
-  return aliases_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>*
-DescribeCollectionResponse::mutable_aliases() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.DescribeCollectionResponse.aliases)
-  return &aliases_;
-}
-
-// repeated .milvus.proto.common.KeyDataPair start_positions = 10;
-inline int DescribeCollectionResponse::start_positions_size() const {
-  return start_positions_.size();
-}
-inline ::milvus::proto::common::KeyDataPair* DescribeCollectionResponse::mutable_start_positions(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DescribeCollectionResponse.start_positions)
-  return start_positions_.Mutable(index);
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyDataPair >*
-DescribeCollectionResponse::mutable_start_positions() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.DescribeCollectionResponse.start_positions)
-  return &start_positions_;
-}
-inline const ::milvus::proto::common::KeyDataPair& DescribeCollectionResponse::start_positions(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DescribeCollectionResponse.start_positions)
-  return start_positions_.Get(index);
-}
-inline ::milvus::proto::common::KeyDataPair* DescribeCollectionResponse::add_start_positions() {
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.DescribeCollectionResponse.start_positions)
-  return start_positions_.Add();
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyDataPair >&
-DescribeCollectionResponse::start_positions() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.DescribeCollectionResponse.start_positions)
-  return start_positions_;
-}
-
-// .milvus.proto.common.ConsistencyLevel consistency_level = 11;
-inline void DescribeCollectionResponse::clear_consistency_level() {
-  consistency_level_ = 0;
-}
-inline ::milvus::proto::common::ConsistencyLevel DescribeCollectionResponse::consistency_level() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DescribeCollectionResponse.consistency_level)
-  return static_cast< ::milvus::proto::common::ConsistencyLevel >(consistency_level_);
-}
-inline void DescribeCollectionResponse::set_consistency_level(::milvus::proto::common::ConsistencyLevel value) {
-  
-  consistency_level_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DescribeCollectionResponse.consistency_level)
-}
-
-// string collection_name = 12;
-inline void DescribeCollectionResponse::clear_collection_name() {
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& DescribeCollectionResponse::collection_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DescribeCollectionResponse.collection_name)
-  return collection_name_.GetNoArena();
-}
-inline void DescribeCollectionResponse::set_collection_name(const std::string& value) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DescribeCollectionResponse.collection_name)
-}
-inline void DescribeCollectionResponse::set_collection_name(std::string&& value) {
-  
-  collection_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.DescribeCollectionResponse.collection_name)
-}
-inline void DescribeCollectionResponse::set_collection_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.DescribeCollectionResponse.collection_name)
-}
-inline void DescribeCollectionResponse::set_collection_name(const char* value, size_t size) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.DescribeCollectionResponse.collection_name)
-}
-inline std::string* DescribeCollectionResponse::mutable_collection_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DescribeCollectionResponse.collection_name)
-  return collection_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* DescribeCollectionResponse::release_collection_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DescribeCollectionResponse.collection_name)
-  
-  return collection_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void DescribeCollectionResponse::set_allocated_collection_name(std::string* collection_name) {
-  if (collection_name != nullptr) {
-    
-  } else {
-    
-  }
-  collection_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), collection_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DescribeCollectionResponse.collection_name)
-}
-
-// -------------------------------------------------------------------
-
-// LoadCollectionRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool LoadCollectionRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& LoadCollectionRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.LoadCollectionRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* LoadCollectionRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.LoadCollectionRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* LoadCollectionRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.LoadCollectionRequest.base)
-  return base_;
-}
-inline void LoadCollectionRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.LoadCollectionRequest.base)
-}
-
-// string db_name = 2;
-inline void LoadCollectionRequest::clear_db_name() {
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& LoadCollectionRequest::db_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.LoadCollectionRequest.db_name)
-  return db_name_.GetNoArena();
-}
-inline void LoadCollectionRequest::set_db_name(const std::string& value) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.LoadCollectionRequest.db_name)
-}
-inline void LoadCollectionRequest::set_db_name(std::string&& value) {
-  
-  db_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.LoadCollectionRequest.db_name)
-}
-inline void LoadCollectionRequest::set_db_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.LoadCollectionRequest.db_name)
-}
-inline void LoadCollectionRequest::set_db_name(const char* value, size_t size) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.LoadCollectionRequest.db_name)
-}
-inline std::string* LoadCollectionRequest::mutable_db_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.LoadCollectionRequest.db_name)
-  return db_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* LoadCollectionRequest::release_db_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.LoadCollectionRequest.db_name)
-  
-  return db_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void LoadCollectionRequest::set_allocated_db_name(std::string* db_name) {
-  if (db_name != nullptr) {
-    
-  } else {
-    
-  }
-  db_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), db_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.LoadCollectionRequest.db_name)
-}
-
-// string collection_name = 3;
-inline void LoadCollectionRequest::clear_collection_name() {
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& LoadCollectionRequest::collection_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.LoadCollectionRequest.collection_name)
-  return collection_name_.GetNoArena();
-}
-inline void LoadCollectionRequest::set_collection_name(const std::string& value) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.LoadCollectionRequest.collection_name)
-}
-inline void LoadCollectionRequest::set_collection_name(std::string&& value) {
-  
-  collection_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.LoadCollectionRequest.collection_name)
-}
-inline void LoadCollectionRequest::set_collection_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.LoadCollectionRequest.collection_name)
-}
-inline void LoadCollectionRequest::set_collection_name(const char* value, size_t size) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.LoadCollectionRequest.collection_name)
-}
-inline std::string* LoadCollectionRequest::mutable_collection_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.LoadCollectionRequest.collection_name)
-  return collection_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* LoadCollectionRequest::release_collection_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.LoadCollectionRequest.collection_name)
-  
-  return collection_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void LoadCollectionRequest::set_allocated_collection_name(std::string* collection_name) {
-  if (collection_name != nullptr) {
-    
-  } else {
-    
-  }
-  collection_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), collection_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.LoadCollectionRequest.collection_name)
-}
-
-// int32 replica_number = 4;
-inline void LoadCollectionRequest::clear_replica_number() {
-  replica_number_ = 0;
-}
-inline ::PROTOBUF_NAMESPACE_ID::int32 LoadCollectionRequest::replica_number() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.LoadCollectionRequest.replica_number)
-  return replica_number_;
-}
-inline void LoadCollectionRequest::set_replica_number(::PROTOBUF_NAMESPACE_ID::int32 value) {
-  
-  replica_number_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.LoadCollectionRequest.replica_number)
-}
-
-// -------------------------------------------------------------------
-
-// ReleaseCollectionRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool ReleaseCollectionRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& ReleaseCollectionRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ReleaseCollectionRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* ReleaseCollectionRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.ReleaseCollectionRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* ReleaseCollectionRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ReleaseCollectionRequest.base)
-  return base_;
-}
-inline void ReleaseCollectionRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.ReleaseCollectionRequest.base)
-}
-
-// string db_name = 2;
-inline void ReleaseCollectionRequest::clear_db_name() {
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& ReleaseCollectionRequest::db_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ReleaseCollectionRequest.db_name)
-  return db_name_.GetNoArena();
-}
-inline void ReleaseCollectionRequest::set_db_name(const std::string& value) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ReleaseCollectionRequest.db_name)
-}
-inline void ReleaseCollectionRequest::set_db_name(std::string&& value) {
-  
-  db_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.ReleaseCollectionRequest.db_name)
-}
-inline void ReleaseCollectionRequest::set_db_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.ReleaseCollectionRequest.db_name)
-}
-inline void ReleaseCollectionRequest::set_db_name(const char* value, size_t size) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.ReleaseCollectionRequest.db_name)
-}
-inline std::string* ReleaseCollectionRequest::mutable_db_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ReleaseCollectionRequest.db_name)
-  return db_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* ReleaseCollectionRequest::release_db_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.ReleaseCollectionRequest.db_name)
-  
-  return db_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void ReleaseCollectionRequest::set_allocated_db_name(std::string* db_name) {
-  if (db_name != nullptr) {
-    
-  } else {
-    
-  }
-  db_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), db_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.ReleaseCollectionRequest.db_name)
-}
-
-// string collection_name = 3;
-inline void ReleaseCollectionRequest::clear_collection_name() {
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& ReleaseCollectionRequest::collection_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ReleaseCollectionRequest.collection_name)
-  return collection_name_.GetNoArena();
-}
-inline void ReleaseCollectionRequest::set_collection_name(const std::string& value) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ReleaseCollectionRequest.collection_name)
-}
-inline void ReleaseCollectionRequest::set_collection_name(std::string&& value) {
-  
-  collection_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.ReleaseCollectionRequest.collection_name)
-}
-inline void ReleaseCollectionRequest::set_collection_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.ReleaseCollectionRequest.collection_name)
-}
-inline void ReleaseCollectionRequest::set_collection_name(const char* value, size_t size) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.ReleaseCollectionRequest.collection_name)
-}
-inline std::string* ReleaseCollectionRequest::mutable_collection_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ReleaseCollectionRequest.collection_name)
-  return collection_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* ReleaseCollectionRequest::release_collection_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.ReleaseCollectionRequest.collection_name)
-  
-  return collection_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void ReleaseCollectionRequest::set_allocated_collection_name(std::string* collection_name) {
-  if (collection_name != nullptr) {
-    
-  } else {
-    
-  }
-  collection_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), collection_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.ReleaseCollectionRequest.collection_name)
-}
-
-// -------------------------------------------------------------------
-
-// GetCollectionStatisticsRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool GetCollectionStatisticsRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& GetCollectionStatisticsRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetCollectionStatisticsRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* GetCollectionStatisticsRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetCollectionStatisticsRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* GetCollectionStatisticsRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetCollectionStatisticsRequest.base)
-  return base_;
-}
-inline void GetCollectionStatisticsRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetCollectionStatisticsRequest.base)
-}
-
-// string db_name = 2;
-inline void GetCollectionStatisticsRequest::clear_db_name() {
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& GetCollectionStatisticsRequest::db_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetCollectionStatisticsRequest.db_name)
-  return db_name_.GetNoArena();
-}
-inline void GetCollectionStatisticsRequest::set_db_name(const std::string& value) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetCollectionStatisticsRequest.db_name)
-}
-inline void GetCollectionStatisticsRequest::set_db_name(std::string&& value) {
-  
-  db_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.GetCollectionStatisticsRequest.db_name)
-}
-inline void GetCollectionStatisticsRequest::set_db_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.GetCollectionStatisticsRequest.db_name)
-}
-inline void GetCollectionStatisticsRequest::set_db_name(const char* value, size_t size) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.GetCollectionStatisticsRequest.db_name)
-}
-inline std::string* GetCollectionStatisticsRequest::mutable_db_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetCollectionStatisticsRequest.db_name)
-  return db_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* GetCollectionStatisticsRequest::release_db_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetCollectionStatisticsRequest.db_name)
-  
-  return db_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void GetCollectionStatisticsRequest::set_allocated_db_name(std::string* db_name) {
-  if (db_name != nullptr) {
-    
-  } else {
-    
-  }
-  db_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), db_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetCollectionStatisticsRequest.db_name)
-}
-
-// string collection_name = 3;
-inline void GetCollectionStatisticsRequest::clear_collection_name() {
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& GetCollectionStatisticsRequest::collection_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetCollectionStatisticsRequest.collection_name)
-  return collection_name_.GetNoArena();
-}
-inline void GetCollectionStatisticsRequest::set_collection_name(const std::string& value) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetCollectionStatisticsRequest.collection_name)
-}
-inline void GetCollectionStatisticsRequest::set_collection_name(std::string&& value) {
-  
-  collection_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.GetCollectionStatisticsRequest.collection_name)
-}
-inline void GetCollectionStatisticsRequest::set_collection_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.GetCollectionStatisticsRequest.collection_name)
-}
-inline void GetCollectionStatisticsRequest::set_collection_name(const char* value, size_t size) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.GetCollectionStatisticsRequest.collection_name)
-}
-inline std::string* GetCollectionStatisticsRequest::mutable_collection_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetCollectionStatisticsRequest.collection_name)
-  return collection_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* GetCollectionStatisticsRequest::release_collection_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetCollectionStatisticsRequest.collection_name)
-  
-  return collection_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void GetCollectionStatisticsRequest::set_allocated_collection_name(std::string* collection_name) {
-  if (collection_name != nullptr) {
-    
-  } else {
-    
-  }
-  collection_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), collection_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetCollectionStatisticsRequest.collection_name)
-}
-
-// -------------------------------------------------------------------
-
-// GetCollectionStatisticsResponse
-
-// .milvus.proto.common.Status status = 1;
-inline bool GetCollectionStatisticsResponse::has_status() const {
-  return this != internal_default_instance() && status_ != nullptr;
-}
-inline const ::milvus::proto::common::Status& GetCollectionStatisticsResponse::status() const {
-  const ::milvus::proto::common::Status* p = status_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetCollectionStatisticsResponse.status)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::Status*>(
-      &::milvus::proto::common::_Status_default_instance_);
-}
-inline ::milvus::proto::common::Status* GetCollectionStatisticsResponse::release_status() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetCollectionStatisticsResponse.status)
-  
-  ::milvus::proto::common::Status* temp = status_;
-  status_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::Status* GetCollectionStatisticsResponse::mutable_status() {
-  
-  if (status_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::Status>(GetArenaNoVirtual());
-    status_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetCollectionStatisticsResponse.status)
-  return status_;
-}
-inline void GetCollectionStatisticsResponse::set_allocated_status(::milvus::proto::common::Status* status) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(status_);
-  }
-  if (status) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      status = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, status, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  status_ = status;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetCollectionStatisticsResponse.status)
-}
-
-// repeated .milvus.proto.common.KeyValuePair stats = 2;
-inline int GetCollectionStatisticsResponse::stats_size() const {
-  return stats_.size();
-}
-inline ::milvus::proto::common::KeyValuePair* GetCollectionStatisticsResponse::mutable_stats(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetCollectionStatisticsResponse.stats)
-  return stats_.Mutable(index);
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair >*
-GetCollectionStatisticsResponse::mutable_stats() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.GetCollectionStatisticsResponse.stats)
-  return &stats_;
-}
-inline const ::milvus::proto::common::KeyValuePair& GetCollectionStatisticsResponse::stats(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetCollectionStatisticsResponse.stats)
-  return stats_.Get(index);
-}
-inline ::milvus::proto::common::KeyValuePair* GetCollectionStatisticsResponse::add_stats() {
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.GetCollectionStatisticsResponse.stats)
-  return stats_.Add();
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair >&
-GetCollectionStatisticsResponse::stats() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.GetCollectionStatisticsResponse.stats)
-  return stats_;
-}
-
-// -------------------------------------------------------------------
-
-// ShowCollectionsRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool ShowCollectionsRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& ShowCollectionsRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ShowCollectionsRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* ShowCollectionsRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.ShowCollectionsRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* ShowCollectionsRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ShowCollectionsRequest.base)
-  return base_;
-}
-inline void ShowCollectionsRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.ShowCollectionsRequest.base)
-}
-
-// string db_name = 2;
-inline void ShowCollectionsRequest::clear_db_name() {
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& ShowCollectionsRequest::db_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ShowCollectionsRequest.db_name)
-  return db_name_.GetNoArena();
-}
-inline void ShowCollectionsRequest::set_db_name(const std::string& value) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ShowCollectionsRequest.db_name)
-}
-inline void ShowCollectionsRequest::set_db_name(std::string&& value) {
-  
-  db_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.ShowCollectionsRequest.db_name)
-}
-inline void ShowCollectionsRequest::set_db_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.ShowCollectionsRequest.db_name)
-}
-inline void ShowCollectionsRequest::set_db_name(const char* value, size_t size) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.ShowCollectionsRequest.db_name)
-}
-inline std::string* ShowCollectionsRequest::mutable_db_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ShowCollectionsRequest.db_name)
-  return db_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* ShowCollectionsRequest::release_db_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.ShowCollectionsRequest.db_name)
-  
-  return db_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void ShowCollectionsRequest::set_allocated_db_name(std::string* db_name) {
-  if (db_name != nullptr) {
-    
-  } else {
-    
-  }
-  db_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), db_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.ShowCollectionsRequest.db_name)
-}
-
-// uint64 time_stamp = 3;
-inline void ShowCollectionsRequest::clear_time_stamp() {
-  time_stamp_ = PROTOBUF_ULONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::uint64 ShowCollectionsRequest::time_stamp() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ShowCollectionsRequest.time_stamp)
-  return time_stamp_;
-}
-inline void ShowCollectionsRequest::set_time_stamp(::PROTOBUF_NAMESPACE_ID::uint64 value) {
-  
-  time_stamp_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ShowCollectionsRequest.time_stamp)
-}
-
-// .milvus.proto.milvus.ShowType type = 4;
-inline void ShowCollectionsRequest::clear_type() {
-  type_ = 0;
-}
-inline ::milvus::proto::milvus::ShowType ShowCollectionsRequest::type() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ShowCollectionsRequest.type)
-  return static_cast< ::milvus::proto::milvus::ShowType >(type_);
-}
-inline void ShowCollectionsRequest::set_type(::milvus::proto::milvus::ShowType value) {
-  
-  type_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ShowCollectionsRequest.type)
-}
-
-// repeated string collection_names = 5;
-inline int ShowCollectionsRequest::collection_names_size() const {
-  return collection_names_.size();
-}
-inline void ShowCollectionsRequest::clear_collection_names() {
-  collection_names_.Clear();
-}
-inline const std::string& ShowCollectionsRequest::collection_names(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ShowCollectionsRequest.collection_names)
-  return collection_names_.Get(index);
-}
-inline std::string* ShowCollectionsRequest::mutable_collection_names(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ShowCollectionsRequest.collection_names)
-  return collection_names_.Mutable(index);
-}
-inline void ShowCollectionsRequest::set_collection_names(int index, const std::string& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ShowCollectionsRequest.collection_names)
-  collection_names_.Mutable(index)->assign(value);
-}
-inline void ShowCollectionsRequest::set_collection_names(int index, std::string&& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ShowCollectionsRequest.collection_names)
-  collection_names_.Mutable(index)->assign(std::move(value));
-}
-inline void ShowCollectionsRequest::set_collection_names(int index, const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  collection_names_.Mutable(index)->assign(value);
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.ShowCollectionsRequest.collection_names)
-}
-inline void ShowCollectionsRequest::set_collection_names(int index, const char* value, size_t size) {
-  collection_names_.Mutable(index)->assign(
-    reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.ShowCollectionsRequest.collection_names)
-}
-inline std::string* ShowCollectionsRequest::add_collection_names() {
-  // @@protoc_insertion_point(field_add_mutable:milvus.proto.milvus.ShowCollectionsRequest.collection_names)
-  return collection_names_.Add();
-}
-inline void ShowCollectionsRequest::add_collection_names(const std::string& value) {
-  collection_names_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.ShowCollectionsRequest.collection_names)
-}
-inline void ShowCollectionsRequest::add_collection_names(std::string&& value) {
-  collection_names_.Add(std::move(value));
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.ShowCollectionsRequest.collection_names)
-}
-inline void ShowCollectionsRequest::add_collection_names(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  collection_names_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add_char:milvus.proto.milvus.ShowCollectionsRequest.collection_names)
-}
-inline void ShowCollectionsRequest::add_collection_names(const char* value, size_t size) {
-  collection_names_.Add()->assign(reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_add_pointer:milvus.proto.milvus.ShowCollectionsRequest.collection_names)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>&
-ShowCollectionsRequest::collection_names() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.ShowCollectionsRequest.collection_names)
-  return collection_names_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>*
-ShowCollectionsRequest::mutable_collection_names() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.ShowCollectionsRequest.collection_names)
-  return &collection_names_;
-}
-
-// -------------------------------------------------------------------
-
-// ShowCollectionsResponse
-
-// .milvus.proto.common.Status status = 1;
-inline bool ShowCollectionsResponse::has_status() const {
-  return this != internal_default_instance() && status_ != nullptr;
-}
-inline const ::milvus::proto::common::Status& ShowCollectionsResponse::status() const {
-  const ::milvus::proto::common::Status* p = status_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ShowCollectionsResponse.status)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::Status*>(
-      &::milvus::proto::common::_Status_default_instance_);
-}
-inline ::milvus::proto::common::Status* ShowCollectionsResponse::release_status() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.ShowCollectionsResponse.status)
-  
-  ::milvus::proto::common::Status* temp = status_;
-  status_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::Status* ShowCollectionsResponse::mutable_status() {
-  
-  if (status_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::Status>(GetArenaNoVirtual());
-    status_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ShowCollectionsResponse.status)
-  return status_;
-}
-inline void ShowCollectionsResponse::set_allocated_status(::milvus::proto::common::Status* status) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(status_);
-  }
-  if (status) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      status = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, status, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  status_ = status;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.ShowCollectionsResponse.status)
-}
-
-// repeated string collection_names = 2;
-inline int ShowCollectionsResponse::collection_names_size() const {
-  return collection_names_.size();
-}
-inline void ShowCollectionsResponse::clear_collection_names() {
-  collection_names_.Clear();
-}
-inline const std::string& ShowCollectionsResponse::collection_names(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ShowCollectionsResponse.collection_names)
-  return collection_names_.Get(index);
-}
-inline std::string* ShowCollectionsResponse::mutable_collection_names(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ShowCollectionsResponse.collection_names)
-  return collection_names_.Mutable(index);
-}
-inline void ShowCollectionsResponse::set_collection_names(int index, const std::string& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ShowCollectionsResponse.collection_names)
-  collection_names_.Mutable(index)->assign(value);
-}
-inline void ShowCollectionsResponse::set_collection_names(int index, std::string&& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ShowCollectionsResponse.collection_names)
-  collection_names_.Mutable(index)->assign(std::move(value));
-}
-inline void ShowCollectionsResponse::set_collection_names(int index, const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  collection_names_.Mutable(index)->assign(value);
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.ShowCollectionsResponse.collection_names)
-}
-inline void ShowCollectionsResponse::set_collection_names(int index, const char* value, size_t size) {
-  collection_names_.Mutable(index)->assign(
-    reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.ShowCollectionsResponse.collection_names)
-}
-inline std::string* ShowCollectionsResponse::add_collection_names() {
-  // @@protoc_insertion_point(field_add_mutable:milvus.proto.milvus.ShowCollectionsResponse.collection_names)
-  return collection_names_.Add();
-}
-inline void ShowCollectionsResponse::add_collection_names(const std::string& value) {
-  collection_names_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.ShowCollectionsResponse.collection_names)
-}
-inline void ShowCollectionsResponse::add_collection_names(std::string&& value) {
-  collection_names_.Add(std::move(value));
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.ShowCollectionsResponse.collection_names)
-}
-inline void ShowCollectionsResponse::add_collection_names(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  collection_names_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add_char:milvus.proto.milvus.ShowCollectionsResponse.collection_names)
-}
-inline void ShowCollectionsResponse::add_collection_names(const char* value, size_t size) {
-  collection_names_.Add()->assign(reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_add_pointer:milvus.proto.milvus.ShowCollectionsResponse.collection_names)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>&
-ShowCollectionsResponse::collection_names() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.ShowCollectionsResponse.collection_names)
-  return collection_names_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>*
-ShowCollectionsResponse::mutable_collection_names() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.ShowCollectionsResponse.collection_names)
-  return &collection_names_;
-}
-
-// repeated int64 collection_ids = 3;
-inline int ShowCollectionsResponse::collection_ids_size() const {
-  return collection_ids_.size();
-}
-inline void ShowCollectionsResponse::clear_collection_ids() {
-  collection_ids_.Clear();
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 ShowCollectionsResponse::collection_ids(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ShowCollectionsResponse.collection_ids)
-  return collection_ids_.Get(index);
-}
-inline void ShowCollectionsResponse::set_collection_ids(int index, ::PROTOBUF_NAMESPACE_ID::int64 value) {
-  collection_ids_.Set(index, value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ShowCollectionsResponse.collection_ids)
-}
-inline void ShowCollectionsResponse::add_collection_ids(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  collection_ids_.Add(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.ShowCollectionsResponse.collection_ids)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >&
-ShowCollectionsResponse::collection_ids() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.ShowCollectionsResponse.collection_ids)
-  return collection_ids_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >*
-ShowCollectionsResponse::mutable_collection_ids() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.ShowCollectionsResponse.collection_ids)
-  return &collection_ids_;
-}
-
-// repeated uint64 created_timestamps = 4;
-inline int ShowCollectionsResponse::created_timestamps_size() const {
-  return created_timestamps_.size();
-}
-inline void ShowCollectionsResponse::clear_created_timestamps() {
-  created_timestamps_.Clear();
-}
-inline ::PROTOBUF_NAMESPACE_ID::uint64 ShowCollectionsResponse::created_timestamps(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ShowCollectionsResponse.created_timestamps)
-  return created_timestamps_.Get(index);
-}
-inline void ShowCollectionsResponse::set_created_timestamps(int index, ::PROTOBUF_NAMESPACE_ID::uint64 value) {
-  created_timestamps_.Set(index, value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ShowCollectionsResponse.created_timestamps)
-}
-inline void ShowCollectionsResponse::add_created_timestamps(::PROTOBUF_NAMESPACE_ID::uint64 value) {
-  created_timestamps_.Add(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.ShowCollectionsResponse.created_timestamps)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint64 >&
-ShowCollectionsResponse::created_timestamps() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.ShowCollectionsResponse.created_timestamps)
-  return created_timestamps_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint64 >*
-ShowCollectionsResponse::mutable_created_timestamps() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.ShowCollectionsResponse.created_timestamps)
-  return &created_timestamps_;
-}
-
-// repeated uint64 created_utc_timestamps = 5;
-inline int ShowCollectionsResponse::created_utc_timestamps_size() const {
-  return created_utc_timestamps_.size();
-}
-inline void ShowCollectionsResponse::clear_created_utc_timestamps() {
-  created_utc_timestamps_.Clear();
-}
-inline ::PROTOBUF_NAMESPACE_ID::uint64 ShowCollectionsResponse::created_utc_timestamps(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ShowCollectionsResponse.created_utc_timestamps)
-  return created_utc_timestamps_.Get(index);
-}
-inline void ShowCollectionsResponse::set_created_utc_timestamps(int index, ::PROTOBUF_NAMESPACE_ID::uint64 value) {
-  created_utc_timestamps_.Set(index, value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ShowCollectionsResponse.created_utc_timestamps)
-}
-inline void ShowCollectionsResponse::add_created_utc_timestamps(::PROTOBUF_NAMESPACE_ID::uint64 value) {
-  created_utc_timestamps_.Add(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.ShowCollectionsResponse.created_utc_timestamps)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint64 >&
-ShowCollectionsResponse::created_utc_timestamps() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.ShowCollectionsResponse.created_utc_timestamps)
-  return created_utc_timestamps_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint64 >*
-ShowCollectionsResponse::mutable_created_utc_timestamps() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.ShowCollectionsResponse.created_utc_timestamps)
-  return &created_utc_timestamps_;
-}
-
-// repeated int64 inMemory_percentages = 6;
-inline int ShowCollectionsResponse::inmemory_percentages_size() const {
-  return inmemory_percentages_.size();
-}
-inline void ShowCollectionsResponse::clear_inmemory_percentages() {
-  inmemory_percentages_.Clear();
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 ShowCollectionsResponse::inmemory_percentages(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ShowCollectionsResponse.inMemory_percentages)
-  return inmemory_percentages_.Get(index);
-}
-inline void ShowCollectionsResponse::set_inmemory_percentages(int index, ::PROTOBUF_NAMESPACE_ID::int64 value) {
-  inmemory_percentages_.Set(index, value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ShowCollectionsResponse.inMemory_percentages)
-}
-inline void ShowCollectionsResponse::add_inmemory_percentages(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  inmemory_percentages_.Add(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.ShowCollectionsResponse.inMemory_percentages)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >&
-ShowCollectionsResponse::inmemory_percentages() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.ShowCollectionsResponse.inMemory_percentages)
-  return inmemory_percentages_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >*
-ShowCollectionsResponse::mutable_inmemory_percentages() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.ShowCollectionsResponse.inMemory_percentages)
-  return &inmemory_percentages_;
-}
-
-// -------------------------------------------------------------------
-
-// CreatePartitionRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool CreatePartitionRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& CreatePartitionRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.CreatePartitionRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* CreatePartitionRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.CreatePartitionRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* CreatePartitionRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.CreatePartitionRequest.base)
-  return base_;
-}
-inline void CreatePartitionRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.CreatePartitionRequest.base)
-}
-
-// string db_name = 2;
-inline void CreatePartitionRequest::clear_db_name() {
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& CreatePartitionRequest::db_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.CreatePartitionRequest.db_name)
-  return db_name_.GetNoArena();
-}
-inline void CreatePartitionRequest::set_db_name(const std::string& value) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.CreatePartitionRequest.db_name)
-}
-inline void CreatePartitionRequest::set_db_name(std::string&& value) {
-  
-  db_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.CreatePartitionRequest.db_name)
-}
-inline void CreatePartitionRequest::set_db_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.CreatePartitionRequest.db_name)
-}
-inline void CreatePartitionRequest::set_db_name(const char* value, size_t size) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.CreatePartitionRequest.db_name)
-}
-inline std::string* CreatePartitionRequest::mutable_db_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.CreatePartitionRequest.db_name)
-  return db_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* CreatePartitionRequest::release_db_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.CreatePartitionRequest.db_name)
-  
-  return db_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void CreatePartitionRequest::set_allocated_db_name(std::string* db_name) {
-  if (db_name != nullptr) {
-    
-  } else {
-    
-  }
-  db_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), db_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.CreatePartitionRequest.db_name)
-}
-
-// string collection_name = 3;
-inline void CreatePartitionRequest::clear_collection_name() {
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& CreatePartitionRequest::collection_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.CreatePartitionRequest.collection_name)
-  return collection_name_.GetNoArena();
-}
-inline void CreatePartitionRequest::set_collection_name(const std::string& value) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.CreatePartitionRequest.collection_name)
-}
-inline void CreatePartitionRequest::set_collection_name(std::string&& value) {
-  
-  collection_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.CreatePartitionRequest.collection_name)
-}
-inline void CreatePartitionRequest::set_collection_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.CreatePartitionRequest.collection_name)
-}
-inline void CreatePartitionRequest::set_collection_name(const char* value, size_t size) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.CreatePartitionRequest.collection_name)
-}
-inline std::string* CreatePartitionRequest::mutable_collection_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.CreatePartitionRequest.collection_name)
-  return collection_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* CreatePartitionRequest::release_collection_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.CreatePartitionRequest.collection_name)
-  
-  return collection_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void CreatePartitionRequest::set_allocated_collection_name(std::string* collection_name) {
-  if (collection_name != nullptr) {
-    
-  } else {
-    
-  }
-  collection_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), collection_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.CreatePartitionRequest.collection_name)
-}
-
-// string partition_name = 4;
-inline void CreatePartitionRequest::clear_partition_name() {
-  partition_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& CreatePartitionRequest::partition_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.CreatePartitionRequest.partition_name)
-  return partition_name_.GetNoArena();
-}
-inline void CreatePartitionRequest::set_partition_name(const std::string& value) {
-  
-  partition_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.CreatePartitionRequest.partition_name)
-}
-inline void CreatePartitionRequest::set_partition_name(std::string&& value) {
-  
-  partition_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.CreatePartitionRequest.partition_name)
-}
-inline void CreatePartitionRequest::set_partition_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  partition_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.CreatePartitionRequest.partition_name)
-}
-inline void CreatePartitionRequest::set_partition_name(const char* value, size_t size) {
-  
-  partition_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.CreatePartitionRequest.partition_name)
-}
-inline std::string* CreatePartitionRequest::mutable_partition_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.CreatePartitionRequest.partition_name)
-  return partition_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* CreatePartitionRequest::release_partition_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.CreatePartitionRequest.partition_name)
-  
-  return partition_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void CreatePartitionRequest::set_allocated_partition_name(std::string* partition_name) {
-  if (partition_name != nullptr) {
-    
-  } else {
-    
-  }
-  partition_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), partition_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.CreatePartitionRequest.partition_name)
-}
-
-// -------------------------------------------------------------------
-
-// DropPartitionRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool DropPartitionRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& DropPartitionRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DropPartitionRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* DropPartitionRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DropPartitionRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* DropPartitionRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DropPartitionRequest.base)
-  return base_;
-}
-inline void DropPartitionRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DropPartitionRequest.base)
-}
-
-// string db_name = 2;
-inline void DropPartitionRequest::clear_db_name() {
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& DropPartitionRequest::db_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DropPartitionRequest.db_name)
-  return db_name_.GetNoArena();
-}
-inline void DropPartitionRequest::set_db_name(const std::string& value) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DropPartitionRequest.db_name)
-}
-inline void DropPartitionRequest::set_db_name(std::string&& value) {
-  
-  db_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.DropPartitionRequest.db_name)
-}
-inline void DropPartitionRequest::set_db_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.DropPartitionRequest.db_name)
-}
-inline void DropPartitionRequest::set_db_name(const char* value, size_t size) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.DropPartitionRequest.db_name)
-}
-inline std::string* DropPartitionRequest::mutable_db_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DropPartitionRequest.db_name)
-  return db_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* DropPartitionRequest::release_db_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DropPartitionRequest.db_name)
-  
-  return db_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void DropPartitionRequest::set_allocated_db_name(std::string* db_name) {
-  if (db_name != nullptr) {
-    
-  } else {
-    
-  }
-  db_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), db_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DropPartitionRequest.db_name)
-}
-
-// string collection_name = 3;
-inline void DropPartitionRequest::clear_collection_name() {
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& DropPartitionRequest::collection_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DropPartitionRequest.collection_name)
-  return collection_name_.GetNoArena();
-}
-inline void DropPartitionRequest::set_collection_name(const std::string& value) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DropPartitionRequest.collection_name)
-}
-inline void DropPartitionRequest::set_collection_name(std::string&& value) {
-  
-  collection_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.DropPartitionRequest.collection_name)
-}
-inline void DropPartitionRequest::set_collection_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.DropPartitionRequest.collection_name)
-}
-inline void DropPartitionRequest::set_collection_name(const char* value, size_t size) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.DropPartitionRequest.collection_name)
-}
-inline std::string* DropPartitionRequest::mutable_collection_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DropPartitionRequest.collection_name)
-  return collection_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* DropPartitionRequest::release_collection_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DropPartitionRequest.collection_name)
-  
-  return collection_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void DropPartitionRequest::set_allocated_collection_name(std::string* collection_name) {
-  if (collection_name != nullptr) {
-    
-  } else {
-    
-  }
-  collection_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), collection_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DropPartitionRequest.collection_name)
-}
-
-// string partition_name = 4;
-inline void DropPartitionRequest::clear_partition_name() {
-  partition_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& DropPartitionRequest::partition_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DropPartitionRequest.partition_name)
-  return partition_name_.GetNoArena();
-}
-inline void DropPartitionRequest::set_partition_name(const std::string& value) {
-  
-  partition_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DropPartitionRequest.partition_name)
-}
-inline void DropPartitionRequest::set_partition_name(std::string&& value) {
-  
-  partition_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.DropPartitionRequest.partition_name)
-}
-inline void DropPartitionRequest::set_partition_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  partition_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.DropPartitionRequest.partition_name)
-}
-inline void DropPartitionRequest::set_partition_name(const char* value, size_t size) {
-  
-  partition_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.DropPartitionRequest.partition_name)
-}
-inline std::string* DropPartitionRequest::mutable_partition_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DropPartitionRequest.partition_name)
-  return partition_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* DropPartitionRequest::release_partition_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DropPartitionRequest.partition_name)
-  
-  return partition_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void DropPartitionRequest::set_allocated_partition_name(std::string* partition_name) {
-  if (partition_name != nullptr) {
-    
-  } else {
-    
-  }
-  partition_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), partition_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DropPartitionRequest.partition_name)
-}
-
-// -------------------------------------------------------------------
-
-// HasPartitionRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool HasPartitionRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& HasPartitionRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.HasPartitionRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* HasPartitionRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.HasPartitionRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* HasPartitionRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.HasPartitionRequest.base)
-  return base_;
-}
-inline void HasPartitionRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.HasPartitionRequest.base)
-}
-
-// string db_name = 2;
-inline void HasPartitionRequest::clear_db_name() {
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& HasPartitionRequest::db_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.HasPartitionRequest.db_name)
-  return db_name_.GetNoArena();
-}
-inline void HasPartitionRequest::set_db_name(const std::string& value) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.HasPartitionRequest.db_name)
-}
-inline void HasPartitionRequest::set_db_name(std::string&& value) {
-  
-  db_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.HasPartitionRequest.db_name)
-}
-inline void HasPartitionRequest::set_db_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.HasPartitionRequest.db_name)
-}
-inline void HasPartitionRequest::set_db_name(const char* value, size_t size) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.HasPartitionRequest.db_name)
-}
-inline std::string* HasPartitionRequest::mutable_db_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.HasPartitionRequest.db_name)
-  return db_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* HasPartitionRequest::release_db_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.HasPartitionRequest.db_name)
-  
-  return db_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void HasPartitionRequest::set_allocated_db_name(std::string* db_name) {
-  if (db_name != nullptr) {
-    
-  } else {
-    
-  }
-  db_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), db_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.HasPartitionRequest.db_name)
-}
-
-// string collection_name = 3;
-inline void HasPartitionRequest::clear_collection_name() {
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& HasPartitionRequest::collection_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.HasPartitionRequest.collection_name)
-  return collection_name_.GetNoArena();
-}
-inline void HasPartitionRequest::set_collection_name(const std::string& value) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.HasPartitionRequest.collection_name)
-}
-inline void HasPartitionRequest::set_collection_name(std::string&& value) {
-  
-  collection_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.HasPartitionRequest.collection_name)
-}
-inline void HasPartitionRequest::set_collection_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.HasPartitionRequest.collection_name)
-}
-inline void HasPartitionRequest::set_collection_name(const char* value, size_t size) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.HasPartitionRequest.collection_name)
-}
-inline std::string* HasPartitionRequest::mutable_collection_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.HasPartitionRequest.collection_name)
-  return collection_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* HasPartitionRequest::release_collection_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.HasPartitionRequest.collection_name)
-  
-  return collection_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void HasPartitionRequest::set_allocated_collection_name(std::string* collection_name) {
-  if (collection_name != nullptr) {
-    
-  } else {
-    
-  }
-  collection_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), collection_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.HasPartitionRequest.collection_name)
-}
-
-// string partition_name = 4;
-inline void HasPartitionRequest::clear_partition_name() {
-  partition_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& HasPartitionRequest::partition_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.HasPartitionRequest.partition_name)
-  return partition_name_.GetNoArena();
-}
-inline void HasPartitionRequest::set_partition_name(const std::string& value) {
-  
-  partition_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.HasPartitionRequest.partition_name)
-}
-inline void HasPartitionRequest::set_partition_name(std::string&& value) {
-  
-  partition_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.HasPartitionRequest.partition_name)
-}
-inline void HasPartitionRequest::set_partition_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  partition_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.HasPartitionRequest.partition_name)
-}
-inline void HasPartitionRequest::set_partition_name(const char* value, size_t size) {
-  
-  partition_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.HasPartitionRequest.partition_name)
-}
-inline std::string* HasPartitionRequest::mutable_partition_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.HasPartitionRequest.partition_name)
-  return partition_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* HasPartitionRequest::release_partition_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.HasPartitionRequest.partition_name)
-  
-  return partition_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void HasPartitionRequest::set_allocated_partition_name(std::string* partition_name) {
-  if (partition_name != nullptr) {
-    
-  } else {
-    
-  }
-  partition_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), partition_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.HasPartitionRequest.partition_name)
-}
-
-// -------------------------------------------------------------------
-
-// LoadPartitionsRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool LoadPartitionsRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& LoadPartitionsRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.LoadPartitionsRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* LoadPartitionsRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.LoadPartitionsRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* LoadPartitionsRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.LoadPartitionsRequest.base)
-  return base_;
-}
-inline void LoadPartitionsRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.LoadPartitionsRequest.base)
-}
-
-// string db_name = 2;
-inline void LoadPartitionsRequest::clear_db_name() {
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& LoadPartitionsRequest::db_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.LoadPartitionsRequest.db_name)
-  return db_name_.GetNoArena();
-}
-inline void LoadPartitionsRequest::set_db_name(const std::string& value) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.LoadPartitionsRequest.db_name)
-}
-inline void LoadPartitionsRequest::set_db_name(std::string&& value) {
-  
-  db_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.LoadPartitionsRequest.db_name)
-}
-inline void LoadPartitionsRequest::set_db_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.LoadPartitionsRequest.db_name)
-}
-inline void LoadPartitionsRequest::set_db_name(const char* value, size_t size) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.LoadPartitionsRequest.db_name)
-}
-inline std::string* LoadPartitionsRequest::mutable_db_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.LoadPartitionsRequest.db_name)
-  return db_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* LoadPartitionsRequest::release_db_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.LoadPartitionsRequest.db_name)
-  
-  return db_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void LoadPartitionsRequest::set_allocated_db_name(std::string* db_name) {
-  if (db_name != nullptr) {
-    
-  } else {
-    
-  }
-  db_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), db_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.LoadPartitionsRequest.db_name)
-}
-
-// string collection_name = 3;
-inline void LoadPartitionsRequest::clear_collection_name() {
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& LoadPartitionsRequest::collection_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.LoadPartitionsRequest.collection_name)
-  return collection_name_.GetNoArena();
-}
-inline void LoadPartitionsRequest::set_collection_name(const std::string& value) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.LoadPartitionsRequest.collection_name)
-}
-inline void LoadPartitionsRequest::set_collection_name(std::string&& value) {
-  
-  collection_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.LoadPartitionsRequest.collection_name)
-}
-inline void LoadPartitionsRequest::set_collection_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.LoadPartitionsRequest.collection_name)
-}
-inline void LoadPartitionsRequest::set_collection_name(const char* value, size_t size) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.LoadPartitionsRequest.collection_name)
-}
-inline std::string* LoadPartitionsRequest::mutable_collection_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.LoadPartitionsRequest.collection_name)
-  return collection_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* LoadPartitionsRequest::release_collection_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.LoadPartitionsRequest.collection_name)
-  
-  return collection_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void LoadPartitionsRequest::set_allocated_collection_name(std::string* collection_name) {
-  if (collection_name != nullptr) {
-    
-  } else {
-    
-  }
-  collection_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), collection_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.LoadPartitionsRequest.collection_name)
-}
-
-// repeated string partition_names = 4;
-inline int LoadPartitionsRequest::partition_names_size() const {
-  return partition_names_.size();
-}
-inline void LoadPartitionsRequest::clear_partition_names() {
-  partition_names_.Clear();
-}
-inline const std::string& LoadPartitionsRequest::partition_names(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.LoadPartitionsRequest.partition_names)
-  return partition_names_.Get(index);
-}
-inline std::string* LoadPartitionsRequest::mutable_partition_names(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.LoadPartitionsRequest.partition_names)
-  return partition_names_.Mutable(index);
-}
-inline void LoadPartitionsRequest::set_partition_names(int index, const std::string& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.LoadPartitionsRequest.partition_names)
-  partition_names_.Mutable(index)->assign(value);
-}
-inline void LoadPartitionsRequest::set_partition_names(int index, std::string&& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.LoadPartitionsRequest.partition_names)
-  partition_names_.Mutable(index)->assign(std::move(value));
-}
-inline void LoadPartitionsRequest::set_partition_names(int index, const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  partition_names_.Mutable(index)->assign(value);
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.LoadPartitionsRequest.partition_names)
-}
-inline void LoadPartitionsRequest::set_partition_names(int index, const char* value, size_t size) {
-  partition_names_.Mutable(index)->assign(
-    reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.LoadPartitionsRequest.partition_names)
-}
-inline std::string* LoadPartitionsRequest::add_partition_names() {
-  // @@protoc_insertion_point(field_add_mutable:milvus.proto.milvus.LoadPartitionsRequest.partition_names)
-  return partition_names_.Add();
-}
-inline void LoadPartitionsRequest::add_partition_names(const std::string& value) {
-  partition_names_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.LoadPartitionsRequest.partition_names)
-}
-inline void LoadPartitionsRequest::add_partition_names(std::string&& value) {
-  partition_names_.Add(std::move(value));
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.LoadPartitionsRequest.partition_names)
-}
-inline void LoadPartitionsRequest::add_partition_names(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  partition_names_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add_char:milvus.proto.milvus.LoadPartitionsRequest.partition_names)
-}
-inline void LoadPartitionsRequest::add_partition_names(const char* value, size_t size) {
-  partition_names_.Add()->assign(reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_add_pointer:milvus.proto.milvus.LoadPartitionsRequest.partition_names)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>&
-LoadPartitionsRequest::partition_names() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.LoadPartitionsRequest.partition_names)
-  return partition_names_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>*
-LoadPartitionsRequest::mutable_partition_names() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.LoadPartitionsRequest.partition_names)
-  return &partition_names_;
-}
-
-// int32 replica_number = 5;
-inline void LoadPartitionsRequest::clear_replica_number() {
-  replica_number_ = 0;
-}
-inline ::PROTOBUF_NAMESPACE_ID::int32 LoadPartitionsRequest::replica_number() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.LoadPartitionsRequest.replica_number)
-  return replica_number_;
-}
-inline void LoadPartitionsRequest::set_replica_number(::PROTOBUF_NAMESPACE_ID::int32 value) {
-  
-  replica_number_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.LoadPartitionsRequest.replica_number)
-}
-
-// -------------------------------------------------------------------
-
-// ReleasePartitionsRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool ReleasePartitionsRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& ReleasePartitionsRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ReleasePartitionsRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* ReleasePartitionsRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.ReleasePartitionsRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* ReleasePartitionsRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ReleasePartitionsRequest.base)
-  return base_;
-}
-inline void ReleasePartitionsRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.ReleasePartitionsRequest.base)
-}
-
-// string db_name = 2;
-inline void ReleasePartitionsRequest::clear_db_name() {
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& ReleasePartitionsRequest::db_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ReleasePartitionsRequest.db_name)
-  return db_name_.GetNoArena();
-}
-inline void ReleasePartitionsRequest::set_db_name(const std::string& value) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ReleasePartitionsRequest.db_name)
-}
-inline void ReleasePartitionsRequest::set_db_name(std::string&& value) {
-  
-  db_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.ReleasePartitionsRequest.db_name)
-}
-inline void ReleasePartitionsRequest::set_db_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.ReleasePartitionsRequest.db_name)
-}
-inline void ReleasePartitionsRequest::set_db_name(const char* value, size_t size) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.ReleasePartitionsRequest.db_name)
-}
-inline std::string* ReleasePartitionsRequest::mutable_db_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ReleasePartitionsRequest.db_name)
-  return db_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* ReleasePartitionsRequest::release_db_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.ReleasePartitionsRequest.db_name)
-  
-  return db_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void ReleasePartitionsRequest::set_allocated_db_name(std::string* db_name) {
-  if (db_name != nullptr) {
-    
-  } else {
-    
-  }
-  db_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), db_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.ReleasePartitionsRequest.db_name)
-}
-
-// string collection_name = 3;
-inline void ReleasePartitionsRequest::clear_collection_name() {
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& ReleasePartitionsRequest::collection_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ReleasePartitionsRequest.collection_name)
-  return collection_name_.GetNoArena();
-}
-inline void ReleasePartitionsRequest::set_collection_name(const std::string& value) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ReleasePartitionsRequest.collection_name)
-}
-inline void ReleasePartitionsRequest::set_collection_name(std::string&& value) {
-  
-  collection_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.ReleasePartitionsRequest.collection_name)
-}
-inline void ReleasePartitionsRequest::set_collection_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.ReleasePartitionsRequest.collection_name)
-}
-inline void ReleasePartitionsRequest::set_collection_name(const char* value, size_t size) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.ReleasePartitionsRequest.collection_name)
-}
-inline std::string* ReleasePartitionsRequest::mutable_collection_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ReleasePartitionsRequest.collection_name)
-  return collection_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* ReleasePartitionsRequest::release_collection_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.ReleasePartitionsRequest.collection_name)
-  
-  return collection_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void ReleasePartitionsRequest::set_allocated_collection_name(std::string* collection_name) {
-  if (collection_name != nullptr) {
-    
-  } else {
-    
-  }
-  collection_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), collection_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.ReleasePartitionsRequest.collection_name)
-}
-
-// repeated string partition_names = 4;
-inline int ReleasePartitionsRequest::partition_names_size() const {
-  return partition_names_.size();
-}
-inline void ReleasePartitionsRequest::clear_partition_names() {
-  partition_names_.Clear();
-}
-inline const std::string& ReleasePartitionsRequest::partition_names(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ReleasePartitionsRequest.partition_names)
-  return partition_names_.Get(index);
-}
-inline std::string* ReleasePartitionsRequest::mutable_partition_names(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ReleasePartitionsRequest.partition_names)
-  return partition_names_.Mutable(index);
-}
-inline void ReleasePartitionsRequest::set_partition_names(int index, const std::string& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ReleasePartitionsRequest.partition_names)
-  partition_names_.Mutable(index)->assign(value);
-}
-inline void ReleasePartitionsRequest::set_partition_names(int index, std::string&& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ReleasePartitionsRequest.partition_names)
-  partition_names_.Mutable(index)->assign(std::move(value));
-}
-inline void ReleasePartitionsRequest::set_partition_names(int index, const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  partition_names_.Mutable(index)->assign(value);
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.ReleasePartitionsRequest.partition_names)
-}
-inline void ReleasePartitionsRequest::set_partition_names(int index, const char* value, size_t size) {
-  partition_names_.Mutable(index)->assign(
-    reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.ReleasePartitionsRequest.partition_names)
-}
-inline std::string* ReleasePartitionsRequest::add_partition_names() {
-  // @@protoc_insertion_point(field_add_mutable:milvus.proto.milvus.ReleasePartitionsRequest.partition_names)
-  return partition_names_.Add();
-}
-inline void ReleasePartitionsRequest::add_partition_names(const std::string& value) {
-  partition_names_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.ReleasePartitionsRequest.partition_names)
-}
-inline void ReleasePartitionsRequest::add_partition_names(std::string&& value) {
-  partition_names_.Add(std::move(value));
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.ReleasePartitionsRequest.partition_names)
-}
-inline void ReleasePartitionsRequest::add_partition_names(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  partition_names_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add_char:milvus.proto.milvus.ReleasePartitionsRequest.partition_names)
-}
-inline void ReleasePartitionsRequest::add_partition_names(const char* value, size_t size) {
-  partition_names_.Add()->assign(reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_add_pointer:milvus.proto.milvus.ReleasePartitionsRequest.partition_names)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>&
-ReleasePartitionsRequest::partition_names() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.ReleasePartitionsRequest.partition_names)
-  return partition_names_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>*
-ReleasePartitionsRequest::mutable_partition_names() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.ReleasePartitionsRequest.partition_names)
-  return &partition_names_;
-}
-
-// -------------------------------------------------------------------
-
-// GetPartitionStatisticsRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool GetPartitionStatisticsRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& GetPartitionStatisticsRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetPartitionStatisticsRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* GetPartitionStatisticsRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetPartitionStatisticsRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* GetPartitionStatisticsRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetPartitionStatisticsRequest.base)
-  return base_;
-}
-inline void GetPartitionStatisticsRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetPartitionStatisticsRequest.base)
-}
-
-// string db_name = 2;
-inline void GetPartitionStatisticsRequest::clear_db_name() {
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& GetPartitionStatisticsRequest::db_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetPartitionStatisticsRequest.db_name)
-  return db_name_.GetNoArena();
-}
-inline void GetPartitionStatisticsRequest::set_db_name(const std::string& value) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetPartitionStatisticsRequest.db_name)
-}
-inline void GetPartitionStatisticsRequest::set_db_name(std::string&& value) {
-  
-  db_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.GetPartitionStatisticsRequest.db_name)
-}
-inline void GetPartitionStatisticsRequest::set_db_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.GetPartitionStatisticsRequest.db_name)
-}
-inline void GetPartitionStatisticsRequest::set_db_name(const char* value, size_t size) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.GetPartitionStatisticsRequest.db_name)
-}
-inline std::string* GetPartitionStatisticsRequest::mutable_db_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetPartitionStatisticsRequest.db_name)
-  return db_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* GetPartitionStatisticsRequest::release_db_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetPartitionStatisticsRequest.db_name)
-  
-  return db_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void GetPartitionStatisticsRequest::set_allocated_db_name(std::string* db_name) {
-  if (db_name != nullptr) {
-    
-  } else {
-    
-  }
-  db_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), db_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetPartitionStatisticsRequest.db_name)
-}
-
-// string collection_name = 3;
-inline void GetPartitionStatisticsRequest::clear_collection_name() {
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& GetPartitionStatisticsRequest::collection_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetPartitionStatisticsRequest.collection_name)
-  return collection_name_.GetNoArena();
-}
-inline void GetPartitionStatisticsRequest::set_collection_name(const std::string& value) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetPartitionStatisticsRequest.collection_name)
-}
-inline void GetPartitionStatisticsRequest::set_collection_name(std::string&& value) {
-  
-  collection_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.GetPartitionStatisticsRequest.collection_name)
-}
-inline void GetPartitionStatisticsRequest::set_collection_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.GetPartitionStatisticsRequest.collection_name)
-}
-inline void GetPartitionStatisticsRequest::set_collection_name(const char* value, size_t size) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.GetPartitionStatisticsRequest.collection_name)
-}
-inline std::string* GetPartitionStatisticsRequest::mutable_collection_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetPartitionStatisticsRequest.collection_name)
-  return collection_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* GetPartitionStatisticsRequest::release_collection_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetPartitionStatisticsRequest.collection_name)
-  
-  return collection_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void GetPartitionStatisticsRequest::set_allocated_collection_name(std::string* collection_name) {
-  if (collection_name != nullptr) {
-    
-  } else {
-    
-  }
-  collection_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), collection_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetPartitionStatisticsRequest.collection_name)
-}
-
-// string partition_name = 4;
-inline void GetPartitionStatisticsRequest::clear_partition_name() {
-  partition_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& GetPartitionStatisticsRequest::partition_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetPartitionStatisticsRequest.partition_name)
-  return partition_name_.GetNoArena();
-}
-inline void GetPartitionStatisticsRequest::set_partition_name(const std::string& value) {
-  
-  partition_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetPartitionStatisticsRequest.partition_name)
-}
-inline void GetPartitionStatisticsRequest::set_partition_name(std::string&& value) {
-  
-  partition_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.GetPartitionStatisticsRequest.partition_name)
-}
-inline void GetPartitionStatisticsRequest::set_partition_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  partition_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.GetPartitionStatisticsRequest.partition_name)
-}
-inline void GetPartitionStatisticsRequest::set_partition_name(const char* value, size_t size) {
-  
-  partition_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.GetPartitionStatisticsRequest.partition_name)
-}
-inline std::string* GetPartitionStatisticsRequest::mutable_partition_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetPartitionStatisticsRequest.partition_name)
-  return partition_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* GetPartitionStatisticsRequest::release_partition_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetPartitionStatisticsRequest.partition_name)
-  
-  return partition_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void GetPartitionStatisticsRequest::set_allocated_partition_name(std::string* partition_name) {
-  if (partition_name != nullptr) {
-    
-  } else {
-    
-  }
-  partition_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), partition_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetPartitionStatisticsRequest.partition_name)
-}
-
-// -------------------------------------------------------------------
-
-// GetPartitionStatisticsResponse
-
-// .milvus.proto.common.Status status = 1;
-inline bool GetPartitionStatisticsResponse::has_status() const {
-  return this != internal_default_instance() && status_ != nullptr;
-}
-inline const ::milvus::proto::common::Status& GetPartitionStatisticsResponse::status() const {
-  const ::milvus::proto::common::Status* p = status_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetPartitionStatisticsResponse.status)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::Status*>(
-      &::milvus::proto::common::_Status_default_instance_);
-}
-inline ::milvus::proto::common::Status* GetPartitionStatisticsResponse::release_status() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetPartitionStatisticsResponse.status)
-  
-  ::milvus::proto::common::Status* temp = status_;
-  status_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::Status* GetPartitionStatisticsResponse::mutable_status() {
-  
-  if (status_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::Status>(GetArenaNoVirtual());
-    status_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetPartitionStatisticsResponse.status)
-  return status_;
-}
-inline void GetPartitionStatisticsResponse::set_allocated_status(::milvus::proto::common::Status* status) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(status_);
-  }
-  if (status) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      status = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, status, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  status_ = status;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetPartitionStatisticsResponse.status)
-}
-
-// repeated .milvus.proto.common.KeyValuePair stats = 2;
-inline int GetPartitionStatisticsResponse::stats_size() const {
-  return stats_.size();
-}
-inline ::milvus::proto::common::KeyValuePair* GetPartitionStatisticsResponse::mutable_stats(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetPartitionStatisticsResponse.stats)
-  return stats_.Mutable(index);
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair >*
-GetPartitionStatisticsResponse::mutable_stats() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.GetPartitionStatisticsResponse.stats)
-  return &stats_;
-}
-inline const ::milvus::proto::common::KeyValuePair& GetPartitionStatisticsResponse::stats(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetPartitionStatisticsResponse.stats)
-  return stats_.Get(index);
-}
-inline ::milvus::proto::common::KeyValuePair* GetPartitionStatisticsResponse::add_stats() {
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.GetPartitionStatisticsResponse.stats)
-  return stats_.Add();
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair >&
-GetPartitionStatisticsResponse::stats() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.GetPartitionStatisticsResponse.stats)
-  return stats_;
-}
-
-// -------------------------------------------------------------------
-
-// ShowPartitionsRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool ShowPartitionsRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& ShowPartitionsRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ShowPartitionsRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* ShowPartitionsRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.ShowPartitionsRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* ShowPartitionsRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ShowPartitionsRequest.base)
-  return base_;
-}
-inline void ShowPartitionsRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.ShowPartitionsRequest.base)
-}
-
-// string db_name = 2;
-inline void ShowPartitionsRequest::clear_db_name() {
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& ShowPartitionsRequest::db_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ShowPartitionsRequest.db_name)
-  return db_name_.GetNoArena();
-}
-inline void ShowPartitionsRequest::set_db_name(const std::string& value) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ShowPartitionsRequest.db_name)
-}
-inline void ShowPartitionsRequest::set_db_name(std::string&& value) {
-  
-  db_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.ShowPartitionsRequest.db_name)
-}
-inline void ShowPartitionsRequest::set_db_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.ShowPartitionsRequest.db_name)
-}
-inline void ShowPartitionsRequest::set_db_name(const char* value, size_t size) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.ShowPartitionsRequest.db_name)
-}
-inline std::string* ShowPartitionsRequest::mutable_db_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ShowPartitionsRequest.db_name)
-  return db_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* ShowPartitionsRequest::release_db_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.ShowPartitionsRequest.db_name)
-  
-  return db_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void ShowPartitionsRequest::set_allocated_db_name(std::string* db_name) {
-  if (db_name != nullptr) {
-    
-  } else {
-    
-  }
-  db_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), db_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.ShowPartitionsRequest.db_name)
-}
-
-// string collection_name = 3;
-inline void ShowPartitionsRequest::clear_collection_name() {
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& ShowPartitionsRequest::collection_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ShowPartitionsRequest.collection_name)
-  return collection_name_.GetNoArena();
-}
-inline void ShowPartitionsRequest::set_collection_name(const std::string& value) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ShowPartitionsRequest.collection_name)
-}
-inline void ShowPartitionsRequest::set_collection_name(std::string&& value) {
-  
-  collection_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.ShowPartitionsRequest.collection_name)
-}
-inline void ShowPartitionsRequest::set_collection_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.ShowPartitionsRequest.collection_name)
-}
-inline void ShowPartitionsRequest::set_collection_name(const char* value, size_t size) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.ShowPartitionsRequest.collection_name)
-}
-inline std::string* ShowPartitionsRequest::mutable_collection_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ShowPartitionsRequest.collection_name)
-  return collection_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* ShowPartitionsRequest::release_collection_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.ShowPartitionsRequest.collection_name)
-  
-  return collection_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void ShowPartitionsRequest::set_allocated_collection_name(std::string* collection_name) {
-  if (collection_name != nullptr) {
-    
-  } else {
-    
-  }
-  collection_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), collection_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.ShowPartitionsRequest.collection_name)
-}
-
-// int64 collectionID = 4;
-inline void ShowPartitionsRequest::clear_collectionid() {
-  collectionid_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 ShowPartitionsRequest::collectionid() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ShowPartitionsRequest.collectionID)
-  return collectionid_;
-}
-inline void ShowPartitionsRequest::set_collectionid(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  collectionid_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ShowPartitionsRequest.collectionID)
-}
-
-// repeated string partition_names = 5;
-inline int ShowPartitionsRequest::partition_names_size() const {
-  return partition_names_.size();
-}
-inline void ShowPartitionsRequest::clear_partition_names() {
-  partition_names_.Clear();
-}
-inline const std::string& ShowPartitionsRequest::partition_names(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ShowPartitionsRequest.partition_names)
-  return partition_names_.Get(index);
-}
-inline std::string* ShowPartitionsRequest::mutable_partition_names(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ShowPartitionsRequest.partition_names)
-  return partition_names_.Mutable(index);
-}
-inline void ShowPartitionsRequest::set_partition_names(int index, const std::string& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ShowPartitionsRequest.partition_names)
-  partition_names_.Mutable(index)->assign(value);
-}
-inline void ShowPartitionsRequest::set_partition_names(int index, std::string&& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ShowPartitionsRequest.partition_names)
-  partition_names_.Mutable(index)->assign(std::move(value));
-}
-inline void ShowPartitionsRequest::set_partition_names(int index, const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  partition_names_.Mutable(index)->assign(value);
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.ShowPartitionsRequest.partition_names)
-}
-inline void ShowPartitionsRequest::set_partition_names(int index, const char* value, size_t size) {
-  partition_names_.Mutable(index)->assign(
-    reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.ShowPartitionsRequest.partition_names)
-}
-inline std::string* ShowPartitionsRequest::add_partition_names() {
-  // @@protoc_insertion_point(field_add_mutable:milvus.proto.milvus.ShowPartitionsRequest.partition_names)
-  return partition_names_.Add();
-}
-inline void ShowPartitionsRequest::add_partition_names(const std::string& value) {
-  partition_names_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.ShowPartitionsRequest.partition_names)
-}
-inline void ShowPartitionsRequest::add_partition_names(std::string&& value) {
-  partition_names_.Add(std::move(value));
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.ShowPartitionsRequest.partition_names)
-}
-inline void ShowPartitionsRequest::add_partition_names(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  partition_names_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add_char:milvus.proto.milvus.ShowPartitionsRequest.partition_names)
-}
-inline void ShowPartitionsRequest::add_partition_names(const char* value, size_t size) {
-  partition_names_.Add()->assign(reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_add_pointer:milvus.proto.milvus.ShowPartitionsRequest.partition_names)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>&
-ShowPartitionsRequest::partition_names() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.ShowPartitionsRequest.partition_names)
-  return partition_names_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>*
-ShowPartitionsRequest::mutable_partition_names() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.ShowPartitionsRequest.partition_names)
-  return &partition_names_;
-}
-
-// .milvus.proto.milvus.ShowType type = 6;
-inline void ShowPartitionsRequest::clear_type() {
-  type_ = 0;
-}
-inline ::milvus::proto::milvus::ShowType ShowPartitionsRequest::type() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ShowPartitionsRequest.type)
-  return static_cast< ::milvus::proto::milvus::ShowType >(type_);
-}
-inline void ShowPartitionsRequest::set_type(::milvus::proto::milvus::ShowType value) {
-  
-  type_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ShowPartitionsRequest.type)
-}
-
-// -------------------------------------------------------------------
-
-// ShowPartitionsResponse
-
-// .milvus.proto.common.Status status = 1;
-inline bool ShowPartitionsResponse::has_status() const {
-  return this != internal_default_instance() && status_ != nullptr;
-}
-inline const ::milvus::proto::common::Status& ShowPartitionsResponse::status() const {
-  const ::milvus::proto::common::Status* p = status_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ShowPartitionsResponse.status)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::Status*>(
-      &::milvus::proto::common::_Status_default_instance_);
-}
-inline ::milvus::proto::common::Status* ShowPartitionsResponse::release_status() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.ShowPartitionsResponse.status)
-  
-  ::milvus::proto::common::Status* temp = status_;
-  status_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::Status* ShowPartitionsResponse::mutable_status() {
-  
-  if (status_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::Status>(GetArenaNoVirtual());
-    status_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ShowPartitionsResponse.status)
-  return status_;
-}
-inline void ShowPartitionsResponse::set_allocated_status(::milvus::proto::common::Status* status) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(status_);
-  }
-  if (status) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      status = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, status, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  status_ = status;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.ShowPartitionsResponse.status)
-}
-
-// repeated string partition_names = 2;
-inline int ShowPartitionsResponse::partition_names_size() const {
-  return partition_names_.size();
-}
-inline void ShowPartitionsResponse::clear_partition_names() {
-  partition_names_.Clear();
-}
-inline const std::string& ShowPartitionsResponse::partition_names(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ShowPartitionsResponse.partition_names)
-  return partition_names_.Get(index);
-}
-inline std::string* ShowPartitionsResponse::mutable_partition_names(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ShowPartitionsResponse.partition_names)
-  return partition_names_.Mutable(index);
-}
-inline void ShowPartitionsResponse::set_partition_names(int index, const std::string& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ShowPartitionsResponse.partition_names)
-  partition_names_.Mutable(index)->assign(value);
-}
-inline void ShowPartitionsResponse::set_partition_names(int index, std::string&& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ShowPartitionsResponse.partition_names)
-  partition_names_.Mutable(index)->assign(std::move(value));
-}
-inline void ShowPartitionsResponse::set_partition_names(int index, const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  partition_names_.Mutable(index)->assign(value);
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.ShowPartitionsResponse.partition_names)
-}
-inline void ShowPartitionsResponse::set_partition_names(int index, const char* value, size_t size) {
-  partition_names_.Mutable(index)->assign(
-    reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.ShowPartitionsResponse.partition_names)
-}
-inline std::string* ShowPartitionsResponse::add_partition_names() {
-  // @@protoc_insertion_point(field_add_mutable:milvus.proto.milvus.ShowPartitionsResponse.partition_names)
-  return partition_names_.Add();
-}
-inline void ShowPartitionsResponse::add_partition_names(const std::string& value) {
-  partition_names_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.ShowPartitionsResponse.partition_names)
-}
-inline void ShowPartitionsResponse::add_partition_names(std::string&& value) {
-  partition_names_.Add(std::move(value));
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.ShowPartitionsResponse.partition_names)
-}
-inline void ShowPartitionsResponse::add_partition_names(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  partition_names_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add_char:milvus.proto.milvus.ShowPartitionsResponse.partition_names)
-}
-inline void ShowPartitionsResponse::add_partition_names(const char* value, size_t size) {
-  partition_names_.Add()->assign(reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_add_pointer:milvus.proto.milvus.ShowPartitionsResponse.partition_names)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>&
-ShowPartitionsResponse::partition_names() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.ShowPartitionsResponse.partition_names)
-  return partition_names_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>*
-ShowPartitionsResponse::mutable_partition_names() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.ShowPartitionsResponse.partition_names)
-  return &partition_names_;
-}
-
-// repeated int64 partitionIDs = 3;
-inline int ShowPartitionsResponse::partitionids_size() const {
-  return partitionids_.size();
-}
-inline void ShowPartitionsResponse::clear_partitionids() {
-  partitionids_.Clear();
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 ShowPartitionsResponse::partitionids(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ShowPartitionsResponse.partitionIDs)
-  return partitionids_.Get(index);
-}
-inline void ShowPartitionsResponse::set_partitionids(int index, ::PROTOBUF_NAMESPACE_ID::int64 value) {
-  partitionids_.Set(index, value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ShowPartitionsResponse.partitionIDs)
-}
-inline void ShowPartitionsResponse::add_partitionids(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  partitionids_.Add(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.ShowPartitionsResponse.partitionIDs)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >&
-ShowPartitionsResponse::partitionids() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.ShowPartitionsResponse.partitionIDs)
-  return partitionids_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >*
-ShowPartitionsResponse::mutable_partitionids() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.ShowPartitionsResponse.partitionIDs)
-  return &partitionids_;
-}
-
-// repeated uint64 created_timestamps = 4;
-inline int ShowPartitionsResponse::created_timestamps_size() const {
-  return created_timestamps_.size();
-}
-inline void ShowPartitionsResponse::clear_created_timestamps() {
-  created_timestamps_.Clear();
-}
-inline ::PROTOBUF_NAMESPACE_ID::uint64 ShowPartitionsResponse::created_timestamps(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ShowPartitionsResponse.created_timestamps)
-  return created_timestamps_.Get(index);
-}
-inline void ShowPartitionsResponse::set_created_timestamps(int index, ::PROTOBUF_NAMESPACE_ID::uint64 value) {
-  created_timestamps_.Set(index, value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ShowPartitionsResponse.created_timestamps)
-}
-inline void ShowPartitionsResponse::add_created_timestamps(::PROTOBUF_NAMESPACE_ID::uint64 value) {
-  created_timestamps_.Add(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.ShowPartitionsResponse.created_timestamps)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint64 >&
-ShowPartitionsResponse::created_timestamps() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.ShowPartitionsResponse.created_timestamps)
-  return created_timestamps_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint64 >*
-ShowPartitionsResponse::mutable_created_timestamps() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.ShowPartitionsResponse.created_timestamps)
-  return &created_timestamps_;
-}
-
-// repeated uint64 created_utc_timestamps = 5;
-inline int ShowPartitionsResponse::created_utc_timestamps_size() const {
-  return created_utc_timestamps_.size();
-}
-inline void ShowPartitionsResponse::clear_created_utc_timestamps() {
-  created_utc_timestamps_.Clear();
-}
-inline ::PROTOBUF_NAMESPACE_ID::uint64 ShowPartitionsResponse::created_utc_timestamps(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ShowPartitionsResponse.created_utc_timestamps)
-  return created_utc_timestamps_.Get(index);
-}
-inline void ShowPartitionsResponse::set_created_utc_timestamps(int index, ::PROTOBUF_NAMESPACE_ID::uint64 value) {
-  created_utc_timestamps_.Set(index, value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ShowPartitionsResponse.created_utc_timestamps)
-}
-inline void ShowPartitionsResponse::add_created_utc_timestamps(::PROTOBUF_NAMESPACE_ID::uint64 value) {
-  created_utc_timestamps_.Add(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.ShowPartitionsResponse.created_utc_timestamps)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint64 >&
-ShowPartitionsResponse::created_utc_timestamps() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.ShowPartitionsResponse.created_utc_timestamps)
-  return created_utc_timestamps_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint64 >*
-ShowPartitionsResponse::mutable_created_utc_timestamps() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.ShowPartitionsResponse.created_utc_timestamps)
-  return &created_utc_timestamps_;
-}
-
-// repeated int64 inMemory_percentages = 6;
-inline int ShowPartitionsResponse::inmemory_percentages_size() const {
-  return inmemory_percentages_.size();
-}
-inline void ShowPartitionsResponse::clear_inmemory_percentages() {
-  inmemory_percentages_.Clear();
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 ShowPartitionsResponse::inmemory_percentages(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ShowPartitionsResponse.inMemory_percentages)
-  return inmemory_percentages_.Get(index);
-}
-inline void ShowPartitionsResponse::set_inmemory_percentages(int index, ::PROTOBUF_NAMESPACE_ID::int64 value) {
-  inmemory_percentages_.Set(index, value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ShowPartitionsResponse.inMemory_percentages)
-}
-inline void ShowPartitionsResponse::add_inmemory_percentages(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  inmemory_percentages_.Add(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.ShowPartitionsResponse.inMemory_percentages)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >&
-ShowPartitionsResponse::inmemory_percentages() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.ShowPartitionsResponse.inMemory_percentages)
-  return inmemory_percentages_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >*
-ShowPartitionsResponse::mutable_inmemory_percentages() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.ShowPartitionsResponse.inMemory_percentages)
-  return &inmemory_percentages_;
-}
-
-// -------------------------------------------------------------------
-
-// DescribeSegmentRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool DescribeSegmentRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& DescribeSegmentRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DescribeSegmentRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* DescribeSegmentRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DescribeSegmentRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* DescribeSegmentRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DescribeSegmentRequest.base)
-  return base_;
-}
-inline void DescribeSegmentRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DescribeSegmentRequest.base)
-}
-
-// int64 collectionID = 2;
-inline void DescribeSegmentRequest::clear_collectionid() {
-  collectionid_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 DescribeSegmentRequest::collectionid() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DescribeSegmentRequest.collectionID)
-  return collectionid_;
-}
-inline void DescribeSegmentRequest::set_collectionid(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  collectionid_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DescribeSegmentRequest.collectionID)
-}
-
-// int64 segmentID = 3;
-inline void DescribeSegmentRequest::clear_segmentid() {
-  segmentid_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 DescribeSegmentRequest::segmentid() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DescribeSegmentRequest.segmentID)
-  return segmentid_;
-}
-inline void DescribeSegmentRequest::set_segmentid(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  segmentid_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DescribeSegmentRequest.segmentID)
-}
-
-// -------------------------------------------------------------------
-
-// DescribeSegmentResponse
-
-// .milvus.proto.common.Status status = 1;
-inline bool DescribeSegmentResponse::has_status() const {
-  return this != internal_default_instance() && status_ != nullptr;
-}
-inline const ::milvus::proto::common::Status& DescribeSegmentResponse::status() const {
-  const ::milvus::proto::common::Status* p = status_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DescribeSegmentResponse.status)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::Status*>(
-      &::milvus::proto::common::_Status_default_instance_);
-}
-inline ::milvus::proto::common::Status* DescribeSegmentResponse::release_status() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DescribeSegmentResponse.status)
-  
-  ::milvus::proto::common::Status* temp = status_;
-  status_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::Status* DescribeSegmentResponse::mutable_status() {
-  
-  if (status_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::Status>(GetArenaNoVirtual());
-    status_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DescribeSegmentResponse.status)
-  return status_;
-}
-inline void DescribeSegmentResponse::set_allocated_status(::milvus::proto::common::Status* status) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(status_);
-  }
-  if (status) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      status = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, status, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  status_ = status;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DescribeSegmentResponse.status)
-}
-
-// int64 indexID = 2;
-inline void DescribeSegmentResponse::clear_indexid() {
-  indexid_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 DescribeSegmentResponse::indexid() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DescribeSegmentResponse.indexID)
-  return indexid_;
-}
-inline void DescribeSegmentResponse::set_indexid(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  indexid_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DescribeSegmentResponse.indexID)
-}
-
-// int64 buildID = 3;
-inline void DescribeSegmentResponse::clear_buildid() {
-  buildid_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 DescribeSegmentResponse::buildid() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DescribeSegmentResponse.buildID)
-  return buildid_;
-}
-inline void DescribeSegmentResponse::set_buildid(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  buildid_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DescribeSegmentResponse.buildID)
-}
-
-// bool enable_index = 4;
-inline void DescribeSegmentResponse::clear_enable_index() {
-  enable_index_ = false;
-}
-inline bool DescribeSegmentResponse::enable_index() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DescribeSegmentResponse.enable_index)
-  return enable_index_;
-}
-inline void DescribeSegmentResponse::set_enable_index(bool value) {
-  
-  enable_index_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DescribeSegmentResponse.enable_index)
-}
-
-// int64 fieldID = 5;
-inline void DescribeSegmentResponse::clear_fieldid() {
-  fieldid_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 DescribeSegmentResponse::fieldid() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DescribeSegmentResponse.fieldID)
-  return fieldid_;
-}
-inline void DescribeSegmentResponse::set_fieldid(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  fieldid_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DescribeSegmentResponse.fieldID)
-}
-
-// -------------------------------------------------------------------
-
-// ShowSegmentsRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool ShowSegmentsRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& ShowSegmentsRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ShowSegmentsRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* ShowSegmentsRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.ShowSegmentsRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* ShowSegmentsRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ShowSegmentsRequest.base)
-  return base_;
-}
-inline void ShowSegmentsRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.ShowSegmentsRequest.base)
-}
-
-// int64 collectionID = 2;
-inline void ShowSegmentsRequest::clear_collectionid() {
-  collectionid_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 ShowSegmentsRequest::collectionid() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ShowSegmentsRequest.collectionID)
-  return collectionid_;
-}
-inline void ShowSegmentsRequest::set_collectionid(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  collectionid_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ShowSegmentsRequest.collectionID)
-}
-
-// int64 partitionID = 3;
-inline void ShowSegmentsRequest::clear_partitionid() {
-  partitionid_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 ShowSegmentsRequest::partitionid() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ShowSegmentsRequest.partitionID)
-  return partitionid_;
-}
-inline void ShowSegmentsRequest::set_partitionid(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  partitionid_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ShowSegmentsRequest.partitionID)
-}
-
-// -------------------------------------------------------------------
-
-// ShowSegmentsResponse
-
-// .milvus.proto.common.Status status = 1;
-inline bool ShowSegmentsResponse::has_status() const {
-  return this != internal_default_instance() && status_ != nullptr;
-}
-inline const ::milvus::proto::common::Status& ShowSegmentsResponse::status() const {
-  const ::milvus::proto::common::Status* p = status_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ShowSegmentsResponse.status)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::Status*>(
-      &::milvus::proto::common::_Status_default_instance_);
-}
-inline ::milvus::proto::common::Status* ShowSegmentsResponse::release_status() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.ShowSegmentsResponse.status)
-  
-  ::milvus::proto::common::Status* temp = status_;
-  status_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::Status* ShowSegmentsResponse::mutable_status() {
-  
-  if (status_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::Status>(GetArenaNoVirtual());
-    status_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ShowSegmentsResponse.status)
-  return status_;
-}
-inline void ShowSegmentsResponse::set_allocated_status(::milvus::proto::common::Status* status) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(status_);
-  }
-  if (status) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      status = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, status, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  status_ = status;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.ShowSegmentsResponse.status)
-}
-
-// repeated int64 segmentIDs = 2;
-inline int ShowSegmentsResponse::segmentids_size() const {
-  return segmentids_.size();
-}
-inline void ShowSegmentsResponse::clear_segmentids() {
-  segmentids_.Clear();
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 ShowSegmentsResponse::segmentids(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ShowSegmentsResponse.segmentIDs)
-  return segmentids_.Get(index);
-}
-inline void ShowSegmentsResponse::set_segmentids(int index, ::PROTOBUF_NAMESPACE_ID::int64 value) {
-  segmentids_.Set(index, value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ShowSegmentsResponse.segmentIDs)
-}
-inline void ShowSegmentsResponse::add_segmentids(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  segmentids_.Add(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.ShowSegmentsResponse.segmentIDs)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >&
-ShowSegmentsResponse::segmentids() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.ShowSegmentsResponse.segmentIDs)
-  return segmentids_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >*
-ShowSegmentsResponse::mutable_segmentids() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.ShowSegmentsResponse.segmentIDs)
-  return &segmentids_;
-}
-
-// -------------------------------------------------------------------
-
-// CreateIndexRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool CreateIndexRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& CreateIndexRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.CreateIndexRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* CreateIndexRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.CreateIndexRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* CreateIndexRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.CreateIndexRequest.base)
-  return base_;
-}
-inline void CreateIndexRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.CreateIndexRequest.base)
-}
-
-// string db_name = 2;
-inline void CreateIndexRequest::clear_db_name() {
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& CreateIndexRequest::db_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.CreateIndexRequest.db_name)
-  return db_name_.GetNoArena();
-}
-inline void CreateIndexRequest::set_db_name(const std::string& value) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.CreateIndexRequest.db_name)
-}
-inline void CreateIndexRequest::set_db_name(std::string&& value) {
-  
-  db_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.CreateIndexRequest.db_name)
-}
-inline void CreateIndexRequest::set_db_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.CreateIndexRequest.db_name)
-}
-inline void CreateIndexRequest::set_db_name(const char* value, size_t size) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.CreateIndexRequest.db_name)
-}
-inline std::string* CreateIndexRequest::mutable_db_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.CreateIndexRequest.db_name)
-  return db_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* CreateIndexRequest::release_db_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.CreateIndexRequest.db_name)
-  
-  return db_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void CreateIndexRequest::set_allocated_db_name(std::string* db_name) {
-  if (db_name != nullptr) {
-    
-  } else {
-    
-  }
-  db_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), db_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.CreateIndexRequest.db_name)
-}
-
-// string collection_name = 3;
-inline void CreateIndexRequest::clear_collection_name() {
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& CreateIndexRequest::collection_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.CreateIndexRequest.collection_name)
-  return collection_name_.GetNoArena();
-}
-inline void CreateIndexRequest::set_collection_name(const std::string& value) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.CreateIndexRequest.collection_name)
-}
-inline void CreateIndexRequest::set_collection_name(std::string&& value) {
-  
-  collection_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.CreateIndexRequest.collection_name)
-}
-inline void CreateIndexRequest::set_collection_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.CreateIndexRequest.collection_name)
-}
-inline void CreateIndexRequest::set_collection_name(const char* value, size_t size) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.CreateIndexRequest.collection_name)
-}
-inline std::string* CreateIndexRequest::mutable_collection_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.CreateIndexRequest.collection_name)
-  return collection_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* CreateIndexRequest::release_collection_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.CreateIndexRequest.collection_name)
-  
-  return collection_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void CreateIndexRequest::set_allocated_collection_name(std::string* collection_name) {
-  if (collection_name != nullptr) {
-    
-  } else {
-    
-  }
-  collection_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), collection_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.CreateIndexRequest.collection_name)
-}
-
-// string field_name = 4;
-inline void CreateIndexRequest::clear_field_name() {
-  field_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& CreateIndexRequest::field_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.CreateIndexRequest.field_name)
-  return field_name_.GetNoArena();
-}
-inline void CreateIndexRequest::set_field_name(const std::string& value) {
-  
-  field_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.CreateIndexRequest.field_name)
-}
-inline void CreateIndexRequest::set_field_name(std::string&& value) {
-  
-  field_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.CreateIndexRequest.field_name)
-}
-inline void CreateIndexRequest::set_field_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  field_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.CreateIndexRequest.field_name)
-}
-inline void CreateIndexRequest::set_field_name(const char* value, size_t size) {
-  
-  field_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.CreateIndexRequest.field_name)
-}
-inline std::string* CreateIndexRequest::mutable_field_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.CreateIndexRequest.field_name)
-  return field_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* CreateIndexRequest::release_field_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.CreateIndexRequest.field_name)
-  
-  return field_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void CreateIndexRequest::set_allocated_field_name(std::string* field_name) {
-  if (field_name != nullptr) {
-    
-  } else {
-    
-  }
-  field_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), field_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.CreateIndexRequest.field_name)
-}
-
-// repeated .milvus.proto.common.KeyValuePair extra_params = 5;
-inline int CreateIndexRequest::extra_params_size() const {
-  return extra_params_.size();
-}
-inline ::milvus::proto::common::KeyValuePair* CreateIndexRequest::mutable_extra_params(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.CreateIndexRequest.extra_params)
-  return extra_params_.Mutable(index);
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair >*
-CreateIndexRequest::mutable_extra_params() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.CreateIndexRequest.extra_params)
-  return &extra_params_;
-}
-inline const ::milvus::proto::common::KeyValuePair& CreateIndexRequest::extra_params(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.CreateIndexRequest.extra_params)
-  return extra_params_.Get(index);
-}
-inline ::milvus::proto::common::KeyValuePair* CreateIndexRequest::add_extra_params() {
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.CreateIndexRequest.extra_params)
-  return extra_params_.Add();
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair >&
-CreateIndexRequest::extra_params() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.CreateIndexRequest.extra_params)
-  return extra_params_;
-}
-
-// string index_name = 6;
-inline void CreateIndexRequest::clear_index_name() {
-  index_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& CreateIndexRequest::index_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.CreateIndexRequest.index_name)
-  return index_name_.GetNoArena();
-}
-inline void CreateIndexRequest::set_index_name(const std::string& value) {
-  
-  index_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.CreateIndexRequest.index_name)
-}
-inline void CreateIndexRequest::set_index_name(std::string&& value) {
-  
-  index_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.CreateIndexRequest.index_name)
-}
-inline void CreateIndexRequest::set_index_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  index_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.CreateIndexRequest.index_name)
-}
-inline void CreateIndexRequest::set_index_name(const char* value, size_t size) {
-  
-  index_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.CreateIndexRequest.index_name)
-}
-inline std::string* CreateIndexRequest::mutable_index_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.CreateIndexRequest.index_name)
-  return index_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* CreateIndexRequest::release_index_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.CreateIndexRequest.index_name)
-  
-  return index_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void CreateIndexRequest::set_allocated_index_name(std::string* index_name) {
-  if (index_name != nullptr) {
-    
-  } else {
-    
-  }
-  index_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), index_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.CreateIndexRequest.index_name)
-}
-
-// -------------------------------------------------------------------
-
-// DescribeIndexRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool DescribeIndexRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& DescribeIndexRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DescribeIndexRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* DescribeIndexRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DescribeIndexRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* DescribeIndexRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DescribeIndexRequest.base)
-  return base_;
-}
-inline void DescribeIndexRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DescribeIndexRequest.base)
-}
-
-// string db_name = 2;
-inline void DescribeIndexRequest::clear_db_name() {
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& DescribeIndexRequest::db_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DescribeIndexRequest.db_name)
-  return db_name_.GetNoArena();
-}
-inline void DescribeIndexRequest::set_db_name(const std::string& value) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DescribeIndexRequest.db_name)
-}
-inline void DescribeIndexRequest::set_db_name(std::string&& value) {
-  
-  db_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.DescribeIndexRequest.db_name)
-}
-inline void DescribeIndexRequest::set_db_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.DescribeIndexRequest.db_name)
-}
-inline void DescribeIndexRequest::set_db_name(const char* value, size_t size) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.DescribeIndexRequest.db_name)
-}
-inline std::string* DescribeIndexRequest::mutable_db_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DescribeIndexRequest.db_name)
-  return db_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* DescribeIndexRequest::release_db_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DescribeIndexRequest.db_name)
-  
-  return db_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void DescribeIndexRequest::set_allocated_db_name(std::string* db_name) {
-  if (db_name != nullptr) {
-    
-  } else {
-    
-  }
-  db_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), db_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DescribeIndexRequest.db_name)
-}
-
-// string collection_name = 3;
-inline void DescribeIndexRequest::clear_collection_name() {
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& DescribeIndexRequest::collection_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DescribeIndexRequest.collection_name)
-  return collection_name_.GetNoArena();
-}
-inline void DescribeIndexRequest::set_collection_name(const std::string& value) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DescribeIndexRequest.collection_name)
-}
-inline void DescribeIndexRequest::set_collection_name(std::string&& value) {
-  
-  collection_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.DescribeIndexRequest.collection_name)
-}
-inline void DescribeIndexRequest::set_collection_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.DescribeIndexRequest.collection_name)
-}
-inline void DescribeIndexRequest::set_collection_name(const char* value, size_t size) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.DescribeIndexRequest.collection_name)
-}
-inline std::string* DescribeIndexRequest::mutable_collection_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DescribeIndexRequest.collection_name)
-  return collection_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* DescribeIndexRequest::release_collection_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DescribeIndexRequest.collection_name)
-  
-  return collection_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void DescribeIndexRequest::set_allocated_collection_name(std::string* collection_name) {
-  if (collection_name != nullptr) {
-    
-  } else {
-    
-  }
-  collection_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), collection_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DescribeIndexRequest.collection_name)
-}
-
-// string field_name = 4;
-inline void DescribeIndexRequest::clear_field_name() {
-  field_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& DescribeIndexRequest::field_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DescribeIndexRequest.field_name)
-  return field_name_.GetNoArena();
-}
-inline void DescribeIndexRequest::set_field_name(const std::string& value) {
-  
-  field_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DescribeIndexRequest.field_name)
-}
-inline void DescribeIndexRequest::set_field_name(std::string&& value) {
-  
-  field_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.DescribeIndexRequest.field_name)
-}
-inline void DescribeIndexRequest::set_field_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  field_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.DescribeIndexRequest.field_name)
-}
-inline void DescribeIndexRequest::set_field_name(const char* value, size_t size) {
-  
-  field_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.DescribeIndexRequest.field_name)
-}
-inline std::string* DescribeIndexRequest::mutable_field_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DescribeIndexRequest.field_name)
-  return field_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* DescribeIndexRequest::release_field_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DescribeIndexRequest.field_name)
-  
-  return field_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void DescribeIndexRequest::set_allocated_field_name(std::string* field_name) {
-  if (field_name != nullptr) {
-    
-  } else {
-    
-  }
-  field_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), field_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DescribeIndexRequest.field_name)
-}
-
-// string index_name = 5;
-inline void DescribeIndexRequest::clear_index_name() {
-  index_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& DescribeIndexRequest::index_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DescribeIndexRequest.index_name)
-  return index_name_.GetNoArena();
-}
-inline void DescribeIndexRequest::set_index_name(const std::string& value) {
-  
-  index_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DescribeIndexRequest.index_name)
-}
-inline void DescribeIndexRequest::set_index_name(std::string&& value) {
-  
-  index_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.DescribeIndexRequest.index_name)
-}
-inline void DescribeIndexRequest::set_index_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  index_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.DescribeIndexRequest.index_name)
-}
-inline void DescribeIndexRequest::set_index_name(const char* value, size_t size) {
-  
-  index_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.DescribeIndexRequest.index_name)
-}
-inline std::string* DescribeIndexRequest::mutable_index_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DescribeIndexRequest.index_name)
-  return index_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* DescribeIndexRequest::release_index_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DescribeIndexRequest.index_name)
-  
-  return index_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void DescribeIndexRequest::set_allocated_index_name(std::string* index_name) {
-  if (index_name != nullptr) {
-    
-  } else {
-    
-  }
-  index_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), index_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DescribeIndexRequest.index_name)
-}
-
-// -------------------------------------------------------------------
-
-// IndexDescription
-
-// string index_name = 1;
-inline void IndexDescription::clear_index_name() {
-  index_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& IndexDescription::index_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.IndexDescription.index_name)
-  return index_name_.GetNoArena();
-}
-inline void IndexDescription::set_index_name(const std::string& value) {
-  
-  index_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.IndexDescription.index_name)
-}
-inline void IndexDescription::set_index_name(std::string&& value) {
-  
-  index_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.IndexDescription.index_name)
-}
-inline void IndexDescription::set_index_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  index_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.IndexDescription.index_name)
-}
-inline void IndexDescription::set_index_name(const char* value, size_t size) {
-  
-  index_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.IndexDescription.index_name)
-}
-inline std::string* IndexDescription::mutable_index_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.IndexDescription.index_name)
-  return index_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* IndexDescription::release_index_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.IndexDescription.index_name)
-  
-  return index_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void IndexDescription::set_allocated_index_name(std::string* index_name) {
-  if (index_name != nullptr) {
-    
-  } else {
-    
-  }
-  index_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), index_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.IndexDescription.index_name)
-}
-
-// int64 indexID = 2;
-inline void IndexDescription::clear_indexid() {
-  indexid_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 IndexDescription::indexid() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.IndexDescription.indexID)
-  return indexid_;
-}
-inline void IndexDescription::set_indexid(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  indexid_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.IndexDescription.indexID)
-}
-
-// repeated .milvus.proto.common.KeyValuePair params = 3;
-inline int IndexDescription::params_size() const {
-  return params_.size();
-}
-inline ::milvus::proto::common::KeyValuePair* IndexDescription::mutable_params(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.IndexDescription.params)
-  return params_.Mutable(index);
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair >*
-IndexDescription::mutable_params() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.IndexDescription.params)
-  return &params_;
-}
-inline const ::milvus::proto::common::KeyValuePair& IndexDescription::params(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.IndexDescription.params)
-  return params_.Get(index);
-}
-inline ::milvus::proto::common::KeyValuePair* IndexDescription::add_params() {
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.IndexDescription.params)
-  return params_.Add();
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair >&
-IndexDescription::params() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.IndexDescription.params)
-  return params_;
-}
-
-// string field_name = 4;
-inline void IndexDescription::clear_field_name() {
-  field_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& IndexDescription::field_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.IndexDescription.field_name)
-  return field_name_.GetNoArena();
-}
-inline void IndexDescription::set_field_name(const std::string& value) {
-  
-  field_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.IndexDescription.field_name)
-}
-inline void IndexDescription::set_field_name(std::string&& value) {
-  
-  field_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.IndexDescription.field_name)
-}
-inline void IndexDescription::set_field_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  field_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.IndexDescription.field_name)
-}
-inline void IndexDescription::set_field_name(const char* value, size_t size) {
-  
-  field_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.IndexDescription.field_name)
-}
-inline std::string* IndexDescription::mutable_field_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.IndexDescription.field_name)
-  return field_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* IndexDescription::release_field_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.IndexDescription.field_name)
-  
-  return field_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void IndexDescription::set_allocated_field_name(std::string* field_name) {
-  if (field_name != nullptr) {
-    
-  } else {
-    
-  }
-  field_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), field_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.IndexDescription.field_name)
-}
-
-// -------------------------------------------------------------------
-
-// DescribeIndexResponse
-
-// .milvus.proto.common.Status status = 1;
-inline bool DescribeIndexResponse::has_status() const {
-  return this != internal_default_instance() && status_ != nullptr;
-}
-inline const ::milvus::proto::common::Status& DescribeIndexResponse::status() const {
-  const ::milvus::proto::common::Status* p = status_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DescribeIndexResponse.status)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::Status*>(
-      &::milvus::proto::common::_Status_default_instance_);
-}
-inline ::milvus::proto::common::Status* DescribeIndexResponse::release_status() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DescribeIndexResponse.status)
-  
-  ::milvus::proto::common::Status* temp = status_;
-  status_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::Status* DescribeIndexResponse::mutable_status() {
-  
-  if (status_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::Status>(GetArenaNoVirtual());
-    status_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DescribeIndexResponse.status)
-  return status_;
-}
-inline void DescribeIndexResponse::set_allocated_status(::milvus::proto::common::Status* status) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(status_);
-  }
-  if (status) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      status = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, status, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  status_ = status;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DescribeIndexResponse.status)
-}
-
-// repeated .milvus.proto.milvus.IndexDescription index_descriptions = 2;
-inline int DescribeIndexResponse::index_descriptions_size() const {
-  return index_descriptions_.size();
-}
-inline void DescribeIndexResponse::clear_index_descriptions() {
-  index_descriptions_.Clear();
-}
-inline ::milvus::proto::milvus::IndexDescription* DescribeIndexResponse::mutable_index_descriptions(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DescribeIndexResponse.index_descriptions)
-  return index_descriptions_.Mutable(index);
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::IndexDescription >*
-DescribeIndexResponse::mutable_index_descriptions() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.DescribeIndexResponse.index_descriptions)
-  return &index_descriptions_;
-}
-inline const ::milvus::proto::milvus::IndexDescription& DescribeIndexResponse::index_descriptions(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DescribeIndexResponse.index_descriptions)
-  return index_descriptions_.Get(index);
-}
-inline ::milvus::proto::milvus::IndexDescription* DescribeIndexResponse::add_index_descriptions() {
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.DescribeIndexResponse.index_descriptions)
-  return index_descriptions_.Add();
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::IndexDescription >&
-DescribeIndexResponse::index_descriptions() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.DescribeIndexResponse.index_descriptions)
-  return index_descriptions_;
-}
-
-// -------------------------------------------------------------------
-
-// GetIndexBuildProgressRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool GetIndexBuildProgressRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& GetIndexBuildProgressRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetIndexBuildProgressRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* GetIndexBuildProgressRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetIndexBuildProgressRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* GetIndexBuildProgressRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetIndexBuildProgressRequest.base)
-  return base_;
-}
-inline void GetIndexBuildProgressRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetIndexBuildProgressRequest.base)
-}
-
-// string db_name = 2;
-inline void GetIndexBuildProgressRequest::clear_db_name() {
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& GetIndexBuildProgressRequest::db_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetIndexBuildProgressRequest.db_name)
-  return db_name_.GetNoArena();
-}
-inline void GetIndexBuildProgressRequest::set_db_name(const std::string& value) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetIndexBuildProgressRequest.db_name)
-}
-inline void GetIndexBuildProgressRequest::set_db_name(std::string&& value) {
-  
-  db_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.GetIndexBuildProgressRequest.db_name)
-}
-inline void GetIndexBuildProgressRequest::set_db_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.GetIndexBuildProgressRequest.db_name)
-}
-inline void GetIndexBuildProgressRequest::set_db_name(const char* value, size_t size) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.GetIndexBuildProgressRequest.db_name)
-}
-inline std::string* GetIndexBuildProgressRequest::mutable_db_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetIndexBuildProgressRequest.db_name)
-  return db_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* GetIndexBuildProgressRequest::release_db_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetIndexBuildProgressRequest.db_name)
-  
-  return db_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void GetIndexBuildProgressRequest::set_allocated_db_name(std::string* db_name) {
-  if (db_name != nullptr) {
-    
-  } else {
-    
-  }
-  db_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), db_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetIndexBuildProgressRequest.db_name)
-}
-
-// string collection_name = 3;
-inline void GetIndexBuildProgressRequest::clear_collection_name() {
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& GetIndexBuildProgressRequest::collection_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetIndexBuildProgressRequest.collection_name)
-  return collection_name_.GetNoArena();
-}
-inline void GetIndexBuildProgressRequest::set_collection_name(const std::string& value) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetIndexBuildProgressRequest.collection_name)
-}
-inline void GetIndexBuildProgressRequest::set_collection_name(std::string&& value) {
-  
-  collection_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.GetIndexBuildProgressRequest.collection_name)
-}
-inline void GetIndexBuildProgressRequest::set_collection_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.GetIndexBuildProgressRequest.collection_name)
-}
-inline void GetIndexBuildProgressRequest::set_collection_name(const char* value, size_t size) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.GetIndexBuildProgressRequest.collection_name)
-}
-inline std::string* GetIndexBuildProgressRequest::mutable_collection_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetIndexBuildProgressRequest.collection_name)
-  return collection_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* GetIndexBuildProgressRequest::release_collection_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetIndexBuildProgressRequest.collection_name)
-  
-  return collection_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void GetIndexBuildProgressRequest::set_allocated_collection_name(std::string* collection_name) {
-  if (collection_name != nullptr) {
-    
-  } else {
-    
-  }
-  collection_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), collection_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetIndexBuildProgressRequest.collection_name)
-}
-
-// string field_name = 4;
-inline void GetIndexBuildProgressRequest::clear_field_name() {
-  field_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& GetIndexBuildProgressRequest::field_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetIndexBuildProgressRequest.field_name)
-  return field_name_.GetNoArena();
-}
-inline void GetIndexBuildProgressRequest::set_field_name(const std::string& value) {
-  
-  field_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetIndexBuildProgressRequest.field_name)
-}
-inline void GetIndexBuildProgressRequest::set_field_name(std::string&& value) {
-  
-  field_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.GetIndexBuildProgressRequest.field_name)
-}
-inline void GetIndexBuildProgressRequest::set_field_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  field_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.GetIndexBuildProgressRequest.field_name)
-}
-inline void GetIndexBuildProgressRequest::set_field_name(const char* value, size_t size) {
-  
-  field_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.GetIndexBuildProgressRequest.field_name)
-}
-inline std::string* GetIndexBuildProgressRequest::mutable_field_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetIndexBuildProgressRequest.field_name)
-  return field_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* GetIndexBuildProgressRequest::release_field_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetIndexBuildProgressRequest.field_name)
-  
-  return field_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void GetIndexBuildProgressRequest::set_allocated_field_name(std::string* field_name) {
-  if (field_name != nullptr) {
-    
-  } else {
-    
-  }
-  field_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), field_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetIndexBuildProgressRequest.field_name)
-}
-
-// string index_name = 5;
-inline void GetIndexBuildProgressRequest::clear_index_name() {
-  index_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& GetIndexBuildProgressRequest::index_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetIndexBuildProgressRequest.index_name)
-  return index_name_.GetNoArena();
-}
-inline void GetIndexBuildProgressRequest::set_index_name(const std::string& value) {
-  
-  index_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetIndexBuildProgressRequest.index_name)
-}
-inline void GetIndexBuildProgressRequest::set_index_name(std::string&& value) {
-  
-  index_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.GetIndexBuildProgressRequest.index_name)
-}
-inline void GetIndexBuildProgressRequest::set_index_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  index_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.GetIndexBuildProgressRequest.index_name)
-}
-inline void GetIndexBuildProgressRequest::set_index_name(const char* value, size_t size) {
-  
-  index_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.GetIndexBuildProgressRequest.index_name)
-}
-inline std::string* GetIndexBuildProgressRequest::mutable_index_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetIndexBuildProgressRequest.index_name)
-  return index_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* GetIndexBuildProgressRequest::release_index_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetIndexBuildProgressRequest.index_name)
-  
-  return index_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void GetIndexBuildProgressRequest::set_allocated_index_name(std::string* index_name) {
-  if (index_name != nullptr) {
-    
-  } else {
-    
-  }
-  index_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), index_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetIndexBuildProgressRequest.index_name)
-}
-
-// -------------------------------------------------------------------
-
-// GetIndexBuildProgressResponse
-
-// .milvus.proto.common.Status status = 1;
-inline bool GetIndexBuildProgressResponse::has_status() const {
-  return this != internal_default_instance() && status_ != nullptr;
-}
-inline const ::milvus::proto::common::Status& GetIndexBuildProgressResponse::status() const {
-  const ::milvus::proto::common::Status* p = status_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetIndexBuildProgressResponse.status)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::Status*>(
-      &::milvus::proto::common::_Status_default_instance_);
-}
-inline ::milvus::proto::common::Status* GetIndexBuildProgressResponse::release_status() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetIndexBuildProgressResponse.status)
-  
-  ::milvus::proto::common::Status* temp = status_;
-  status_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::Status* GetIndexBuildProgressResponse::mutable_status() {
-  
-  if (status_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::Status>(GetArenaNoVirtual());
-    status_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetIndexBuildProgressResponse.status)
-  return status_;
-}
-inline void GetIndexBuildProgressResponse::set_allocated_status(::milvus::proto::common::Status* status) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(status_);
-  }
-  if (status) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      status = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, status, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  status_ = status;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetIndexBuildProgressResponse.status)
-}
-
-// int64 indexed_rows = 2;
-inline void GetIndexBuildProgressResponse::clear_indexed_rows() {
-  indexed_rows_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 GetIndexBuildProgressResponse::indexed_rows() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetIndexBuildProgressResponse.indexed_rows)
-  return indexed_rows_;
-}
-inline void GetIndexBuildProgressResponse::set_indexed_rows(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  indexed_rows_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetIndexBuildProgressResponse.indexed_rows)
-}
-
-// int64 total_rows = 3;
-inline void GetIndexBuildProgressResponse::clear_total_rows() {
-  total_rows_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 GetIndexBuildProgressResponse::total_rows() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetIndexBuildProgressResponse.total_rows)
-  return total_rows_;
-}
-inline void GetIndexBuildProgressResponse::set_total_rows(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  total_rows_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetIndexBuildProgressResponse.total_rows)
-}
-
-// -------------------------------------------------------------------
-
-// GetIndexStateRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool GetIndexStateRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& GetIndexStateRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetIndexStateRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* GetIndexStateRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetIndexStateRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* GetIndexStateRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetIndexStateRequest.base)
-  return base_;
-}
-inline void GetIndexStateRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetIndexStateRequest.base)
-}
-
-// string db_name = 2;
-inline void GetIndexStateRequest::clear_db_name() {
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& GetIndexStateRequest::db_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetIndexStateRequest.db_name)
-  return db_name_.GetNoArena();
-}
-inline void GetIndexStateRequest::set_db_name(const std::string& value) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetIndexStateRequest.db_name)
-}
-inline void GetIndexStateRequest::set_db_name(std::string&& value) {
-  
-  db_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.GetIndexStateRequest.db_name)
-}
-inline void GetIndexStateRequest::set_db_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.GetIndexStateRequest.db_name)
-}
-inline void GetIndexStateRequest::set_db_name(const char* value, size_t size) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.GetIndexStateRequest.db_name)
-}
-inline std::string* GetIndexStateRequest::mutable_db_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetIndexStateRequest.db_name)
-  return db_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* GetIndexStateRequest::release_db_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetIndexStateRequest.db_name)
-  
-  return db_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void GetIndexStateRequest::set_allocated_db_name(std::string* db_name) {
-  if (db_name != nullptr) {
-    
-  } else {
-    
-  }
-  db_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), db_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetIndexStateRequest.db_name)
-}
-
-// string collection_name = 3;
-inline void GetIndexStateRequest::clear_collection_name() {
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& GetIndexStateRequest::collection_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetIndexStateRequest.collection_name)
-  return collection_name_.GetNoArena();
-}
-inline void GetIndexStateRequest::set_collection_name(const std::string& value) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetIndexStateRequest.collection_name)
-}
-inline void GetIndexStateRequest::set_collection_name(std::string&& value) {
-  
-  collection_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.GetIndexStateRequest.collection_name)
-}
-inline void GetIndexStateRequest::set_collection_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.GetIndexStateRequest.collection_name)
-}
-inline void GetIndexStateRequest::set_collection_name(const char* value, size_t size) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.GetIndexStateRequest.collection_name)
-}
-inline std::string* GetIndexStateRequest::mutable_collection_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetIndexStateRequest.collection_name)
-  return collection_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* GetIndexStateRequest::release_collection_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetIndexStateRequest.collection_name)
-  
-  return collection_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void GetIndexStateRequest::set_allocated_collection_name(std::string* collection_name) {
-  if (collection_name != nullptr) {
-    
-  } else {
-    
-  }
-  collection_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), collection_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetIndexStateRequest.collection_name)
-}
-
-// string field_name = 4;
-inline void GetIndexStateRequest::clear_field_name() {
-  field_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& GetIndexStateRequest::field_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetIndexStateRequest.field_name)
-  return field_name_.GetNoArena();
-}
-inline void GetIndexStateRequest::set_field_name(const std::string& value) {
-  
-  field_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetIndexStateRequest.field_name)
-}
-inline void GetIndexStateRequest::set_field_name(std::string&& value) {
-  
-  field_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.GetIndexStateRequest.field_name)
-}
-inline void GetIndexStateRequest::set_field_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  field_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.GetIndexStateRequest.field_name)
-}
-inline void GetIndexStateRequest::set_field_name(const char* value, size_t size) {
-  
-  field_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.GetIndexStateRequest.field_name)
-}
-inline std::string* GetIndexStateRequest::mutable_field_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetIndexStateRequest.field_name)
-  return field_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* GetIndexStateRequest::release_field_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetIndexStateRequest.field_name)
-  
-  return field_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void GetIndexStateRequest::set_allocated_field_name(std::string* field_name) {
-  if (field_name != nullptr) {
-    
-  } else {
-    
-  }
-  field_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), field_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetIndexStateRequest.field_name)
-}
-
-// string index_name = 5;
-inline void GetIndexStateRequest::clear_index_name() {
-  index_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& GetIndexStateRequest::index_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetIndexStateRequest.index_name)
-  return index_name_.GetNoArena();
-}
-inline void GetIndexStateRequest::set_index_name(const std::string& value) {
-  
-  index_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetIndexStateRequest.index_name)
-}
-inline void GetIndexStateRequest::set_index_name(std::string&& value) {
-  
-  index_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.GetIndexStateRequest.index_name)
-}
-inline void GetIndexStateRequest::set_index_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  index_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.GetIndexStateRequest.index_name)
-}
-inline void GetIndexStateRequest::set_index_name(const char* value, size_t size) {
-  
-  index_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.GetIndexStateRequest.index_name)
-}
-inline std::string* GetIndexStateRequest::mutable_index_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetIndexStateRequest.index_name)
-  return index_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* GetIndexStateRequest::release_index_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetIndexStateRequest.index_name)
-  
-  return index_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void GetIndexStateRequest::set_allocated_index_name(std::string* index_name) {
-  if (index_name != nullptr) {
-    
-  } else {
-    
-  }
-  index_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), index_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetIndexStateRequest.index_name)
-}
-
-// -------------------------------------------------------------------
-
-// GetIndexStateResponse
-
-// .milvus.proto.common.Status status = 1;
-inline bool GetIndexStateResponse::has_status() const {
-  return this != internal_default_instance() && status_ != nullptr;
-}
-inline const ::milvus::proto::common::Status& GetIndexStateResponse::status() const {
-  const ::milvus::proto::common::Status* p = status_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetIndexStateResponse.status)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::Status*>(
-      &::milvus::proto::common::_Status_default_instance_);
-}
-inline ::milvus::proto::common::Status* GetIndexStateResponse::release_status() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetIndexStateResponse.status)
-  
-  ::milvus::proto::common::Status* temp = status_;
-  status_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::Status* GetIndexStateResponse::mutable_status() {
-  
-  if (status_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::Status>(GetArenaNoVirtual());
-    status_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetIndexStateResponse.status)
-  return status_;
-}
-inline void GetIndexStateResponse::set_allocated_status(::milvus::proto::common::Status* status) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(status_);
-  }
-  if (status) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      status = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, status, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  status_ = status;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetIndexStateResponse.status)
-}
-
-// .milvus.proto.common.IndexState state = 2;
-inline void GetIndexStateResponse::clear_state() {
-  state_ = 0;
-}
-inline ::milvus::proto::common::IndexState GetIndexStateResponse::state() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetIndexStateResponse.state)
-  return static_cast< ::milvus::proto::common::IndexState >(state_);
-}
-inline void GetIndexStateResponse::set_state(::milvus::proto::common::IndexState value) {
-  
-  state_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetIndexStateResponse.state)
-}
-
-// string fail_reason = 3;
-inline void GetIndexStateResponse::clear_fail_reason() {
-  fail_reason_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& GetIndexStateResponse::fail_reason() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetIndexStateResponse.fail_reason)
-  return fail_reason_.GetNoArena();
-}
-inline void GetIndexStateResponse::set_fail_reason(const std::string& value) {
-  
-  fail_reason_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetIndexStateResponse.fail_reason)
-}
-inline void GetIndexStateResponse::set_fail_reason(std::string&& value) {
-  
-  fail_reason_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.GetIndexStateResponse.fail_reason)
-}
-inline void GetIndexStateResponse::set_fail_reason(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  fail_reason_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.GetIndexStateResponse.fail_reason)
-}
-inline void GetIndexStateResponse::set_fail_reason(const char* value, size_t size) {
-  
-  fail_reason_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.GetIndexStateResponse.fail_reason)
-}
-inline std::string* GetIndexStateResponse::mutable_fail_reason() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetIndexStateResponse.fail_reason)
-  return fail_reason_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* GetIndexStateResponse::release_fail_reason() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetIndexStateResponse.fail_reason)
-  
-  return fail_reason_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void GetIndexStateResponse::set_allocated_fail_reason(std::string* fail_reason) {
-  if (fail_reason != nullptr) {
-    
-  } else {
-    
-  }
-  fail_reason_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), fail_reason);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetIndexStateResponse.fail_reason)
-}
-
-// -------------------------------------------------------------------
-
-// DropIndexRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool DropIndexRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& DropIndexRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DropIndexRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* DropIndexRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DropIndexRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* DropIndexRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DropIndexRequest.base)
-  return base_;
-}
-inline void DropIndexRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DropIndexRequest.base)
-}
-
-// string db_name = 2;
-inline void DropIndexRequest::clear_db_name() {
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& DropIndexRequest::db_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DropIndexRequest.db_name)
-  return db_name_.GetNoArena();
-}
-inline void DropIndexRequest::set_db_name(const std::string& value) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DropIndexRequest.db_name)
-}
-inline void DropIndexRequest::set_db_name(std::string&& value) {
-  
-  db_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.DropIndexRequest.db_name)
-}
-inline void DropIndexRequest::set_db_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.DropIndexRequest.db_name)
-}
-inline void DropIndexRequest::set_db_name(const char* value, size_t size) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.DropIndexRequest.db_name)
-}
-inline std::string* DropIndexRequest::mutable_db_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DropIndexRequest.db_name)
-  return db_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* DropIndexRequest::release_db_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DropIndexRequest.db_name)
-  
-  return db_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void DropIndexRequest::set_allocated_db_name(std::string* db_name) {
-  if (db_name != nullptr) {
-    
-  } else {
-    
-  }
-  db_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), db_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DropIndexRequest.db_name)
-}
-
-// string collection_name = 3;
-inline void DropIndexRequest::clear_collection_name() {
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& DropIndexRequest::collection_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DropIndexRequest.collection_name)
-  return collection_name_.GetNoArena();
-}
-inline void DropIndexRequest::set_collection_name(const std::string& value) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DropIndexRequest.collection_name)
-}
-inline void DropIndexRequest::set_collection_name(std::string&& value) {
-  
-  collection_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.DropIndexRequest.collection_name)
-}
-inline void DropIndexRequest::set_collection_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.DropIndexRequest.collection_name)
-}
-inline void DropIndexRequest::set_collection_name(const char* value, size_t size) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.DropIndexRequest.collection_name)
-}
-inline std::string* DropIndexRequest::mutable_collection_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DropIndexRequest.collection_name)
-  return collection_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* DropIndexRequest::release_collection_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DropIndexRequest.collection_name)
-  
-  return collection_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void DropIndexRequest::set_allocated_collection_name(std::string* collection_name) {
-  if (collection_name != nullptr) {
-    
-  } else {
-    
-  }
-  collection_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), collection_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DropIndexRequest.collection_name)
-}
-
-// string field_name = 4;
-inline void DropIndexRequest::clear_field_name() {
-  field_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& DropIndexRequest::field_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DropIndexRequest.field_name)
-  return field_name_.GetNoArena();
-}
-inline void DropIndexRequest::set_field_name(const std::string& value) {
-  
-  field_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DropIndexRequest.field_name)
-}
-inline void DropIndexRequest::set_field_name(std::string&& value) {
-  
-  field_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.DropIndexRequest.field_name)
-}
-inline void DropIndexRequest::set_field_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  field_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.DropIndexRequest.field_name)
-}
-inline void DropIndexRequest::set_field_name(const char* value, size_t size) {
-  
-  field_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.DropIndexRequest.field_name)
-}
-inline std::string* DropIndexRequest::mutable_field_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DropIndexRequest.field_name)
-  return field_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* DropIndexRequest::release_field_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DropIndexRequest.field_name)
-  
-  return field_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void DropIndexRequest::set_allocated_field_name(std::string* field_name) {
-  if (field_name != nullptr) {
-    
-  } else {
-    
-  }
-  field_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), field_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DropIndexRequest.field_name)
-}
-
-// string index_name = 5;
-inline void DropIndexRequest::clear_index_name() {
-  index_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& DropIndexRequest::index_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DropIndexRequest.index_name)
-  return index_name_.GetNoArena();
-}
-inline void DropIndexRequest::set_index_name(const std::string& value) {
-  
-  index_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DropIndexRequest.index_name)
-}
-inline void DropIndexRequest::set_index_name(std::string&& value) {
-  
-  index_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.DropIndexRequest.index_name)
-}
-inline void DropIndexRequest::set_index_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  index_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.DropIndexRequest.index_name)
-}
-inline void DropIndexRequest::set_index_name(const char* value, size_t size) {
-  
-  index_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.DropIndexRequest.index_name)
-}
-inline std::string* DropIndexRequest::mutable_index_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DropIndexRequest.index_name)
-  return index_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* DropIndexRequest::release_index_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DropIndexRequest.index_name)
-  
-  return index_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void DropIndexRequest::set_allocated_index_name(std::string* index_name) {
-  if (index_name != nullptr) {
-    
-  } else {
-    
-  }
-  index_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), index_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DropIndexRequest.index_name)
-}
-
-// -------------------------------------------------------------------
-
-// InsertRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool InsertRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& InsertRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.InsertRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* InsertRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.InsertRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* InsertRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.InsertRequest.base)
-  return base_;
-}
-inline void InsertRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.InsertRequest.base)
-}
-
-// string db_name = 2;
-inline void InsertRequest::clear_db_name() {
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& InsertRequest::db_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.InsertRequest.db_name)
-  return db_name_.GetNoArena();
-}
-inline void InsertRequest::set_db_name(const std::string& value) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.InsertRequest.db_name)
-}
-inline void InsertRequest::set_db_name(std::string&& value) {
-  
-  db_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.InsertRequest.db_name)
-}
-inline void InsertRequest::set_db_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.InsertRequest.db_name)
-}
-inline void InsertRequest::set_db_name(const char* value, size_t size) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.InsertRequest.db_name)
-}
-inline std::string* InsertRequest::mutable_db_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.InsertRequest.db_name)
-  return db_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* InsertRequest::release_db_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.InsertRequest.db_name)
-  
-  return db_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void InsertRequest::set_allocated_db_name(std::string* db_name) {
-  if (db_name != nullptr) {
-    
-  } else {
-    
-  }
-  db_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), db_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.InsertRequest.db_name)
-}
-
-// string collection_name = 3;
-inline void InsertRequest::clear_collection_name() {
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& InsertRequest::collection_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.InsertRequest.collection_name)
-  return collection_name_.GetNoArena();
-}
-inline void InsertRequest::set_collection_name(const std::string& value) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.InsertRequest.collection_name)
-}
-inline void InsertRequest::set_collection_name(std::string&& value) {
-  
-  collection_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.InsertRequest.collection_name)
-}
-inline void InsertRequest::set_collection_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.InsertRequest.collection_name)
-}
-inline void InsertRequest::set_collection_name(const char* value, size_t size) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.InsertRequest.collection_name)
-}
-inline std::string* InsertRequest::mutable_collection_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.InsertRequest.collection_name)
-  return collection_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* InsertRequest::release_collection_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.InsertRequest.collection_name)
-  
-  return collection_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void InsertRequest::set_allocated_collection_name(std::string* collection_name) {
-  if (collection_name != nullptr) {
-    
-  } else {
-    
-  }
-  collection_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), collection_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.InsertRequest.collection_name)
-}
-
-// string partition_name = 4;
-inline void InsertRequest::clear_partition_name() {
-  partition_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& InsertRequest::partition_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.InsertRequest.partition_name)
-  return partition_name_.GetNoArena();
-}
-inline void InsertRequest::set_partition_name(const std::string& value) {
-  
-  partition_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.InsertRequest.partition_name)
-}
-inline void InsertRequest::set_partition_name(std::string&& value) {
-  
-  partition_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.InsertRequest.partition_name)
-}
-inline void InsertRequest::set_partition_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  partition_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.InsertRequest.partition_name)
-}
-inline void InsertRequest::set_partition_name(const char* value, size_t size) {
-  
-  partition_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.InsertRequest.partition_name)
-}
-inline std::string* InsertRequest::mutable_partition_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.InsertRequest.partition_name)
-  return partition_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* InsertRequest::release_partition_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.InsertRequest.partition_name)
-  
-  return partition_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void InsertRequest::set_allocated_partition_name(std::string* partition_name) {
-  if (partition_name != nullptr) {
-    
-  } else {
-    
-  }
-  partition_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), partition_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.InsertRequest.partition_name)
-}
-
-// repeated .milvus.proto.schema.FieldData fields_data = 5;
-inline int InsertRequest::fields_data_size() const {
-  return fields_data_.size();
-}
-inline ::milvus::proto::schema::FieldData* InsertRequest::mutable_fields_data(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.InsertRequest.fields_data)
-  return fields_data_.Mutable(index);
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::schema::FieldData >*
-InsertRequest::mutable_fields_data() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.InsertRequest.fields_data)
-  return &fields_data_;
-}
-inline const ::milvus::proto::schema::FieldData& InsertRequest::fields_data(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.InsertRequest.fields_data)
-  return fields_data_.Get(index);
-}
-inline ::milvus::proto::schema::FieldData* InsertRequest::add_fields_data() {
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.InsertRequest.fields_data)
-  return fields_data_.Add();
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::schema::FieldData >&
-InsertRequest::fields_data() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.InsertRequest.fields_data)
-  return fields_data_;
-}
-
-// repeated uint32 hash_keys = 6;
-inline int InsertRequest::hash_keys_size() const {
-  return hash_keys_.size();
-}
-inline void InsertRequest::clear_hash_keys() {
-  hash_keys_.Clear();
-}
-inline ::PROTOBUF_NAMESPACE_ID::uint32 InsertRequest::hash_keys(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.InsertRequest.hash_keys)
-  return hash_keys_.Get(index);
-}
-inline void InsertRequest::set_hash_keys(int index, ::PROTOBUF_NAMESPACE_ID::uint32 value) {
-  hash_keys_.Set(index, value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.InsertRequest.hash_keys)
-}
-inline void InsertRequest::add_hash_keys(::PROTOBUF_NAMESPACE_ID::uint32 value) {
-  hash_keys_.Add(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.InsertRequest.hash_keys)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint32 >&
-InsertRequest::hash_keys() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.InsertRequest.hash_keys)
-  return hash_keys_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint32 >*
-InsertRequest::mutable_hash_keys() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.InsertRequest.hash_keys)
-  return &hash_keys_;
-}
-
-// uint32 num_rows = 7;
-inline void InsertRequest::clear_num_rows() {
-  num_rows_ = 0u;
-}
-inline ::PROTOBUF_NAMESPACE_ID::uint32 InsertRequest::num_rows() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.InsertRequest.num_rows)
-  return num_rows_;
-}
-inline void InsertRequest::set_num_rows(::PROTOBUF_NAMESPACE_ID::uint32 value) {
-  
-  num_rows_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.InsertRequest.num_rows)
-}
-
-// -------------------------------------------------------------------
-
-// MutationResult
-
-// .milvus.proto.common.Status status = 1;
-inline bool MutationResult::has_status() const {
-  return this != internal_default_instance() && status_ != nullptr;
-}
-inline const ::milvus::proto::common::Status& MutationResult::status() const {
-  const ::milvus::proto::common::Status* p = status_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.MutationResult.status)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::Status*>(
-      &::milvus::proto::common::_Status_default_instance_);
-}
-inline ::milvus::proto::common::Status* MutationResult::release_status() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.MutationResult.status)
-  
-  ::milvus::proto::common::Status* temp = status_;
-  status_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::Status* MutationResult::mutable_status() {
-  
-  if (status_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::Status>(GetArenaNoVirtual());
-    status_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.MutationResult.status)
-  return status_;
-}
-inline void MutationResult::set_allocated_status(::milvus::proto::common::Status* status) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(status_);
-  }
-  if (status) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      status = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, status, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  status_ = status;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.MutationResult.status)
-}
-
-// .milvus.proto.schema.IDs IDs = 2;
-inline bool MutationResult::has_ids() const {
-  return this != internal_default_instance() && ids_ != nullptr;
-}
-inline const ::milvus::proto::schema::IDs& MutationResult::ids() const {
-  const ::milvus::proto::schema::IDs* p = ids_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.MutationResult.IDs)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::schema::IDs*>(
-      &::milvus::proto::schema::_IDs_default_instance_);
-}
-inline ::milvus::proto::schema::IDs* MutationResult::release_ids() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.MutationResult.IDs)
-  
-  ::milvus::proto::schema::IDs* temp = ids_;
-  ids_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::schema::IDs* MutationResult::mutable_ids() {
-  
-  if (ids_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::schema::IDs>(GetArenaNoVirtual());
-    ids_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.MutationResult.IDs)
-  return ids_;
-}
-inline void MutationResult::set_allocated_ids(::milvus::proto::schema::IDs* ids) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(ids_);
-  }
-  if (ids) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      ids = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, ids, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  ids_ = ids;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.MutationResult.IDs)
-}
-
-// repeated uint32 succ_index = 3;
-inline int MutationResult::succ_index_size() const {
-  return succ_index_.size();
-}
-inline void MutationResult::clear_succ_index() {
-  succ_index_.Clear();
-}
-inline ::PROTOBUF_NAMESPACE_ID::uint32 MutationResult::succ_index(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.MutationResult.succ_index)
-  return succ_index_.Get(index);
-}
-inline void MutationResult::set_succ_index(int index, ::PROTOBUF_NAMESPACE_ID::uint32 value) {
-  succ_index_.Set(index, value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.MutationResult.succ_index)
-}
-inline void MutationResult::add_succ_index(::PROTOBUF_NAMESPACE_ID::uint32 value) {
-  succ_index_.Add(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.MutationResult.succ_index)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint32 >&
-MutationResult::succ_index() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.MutationResult.succ_index)
-  return succ_index_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint32 >*
-MutationResult::mutable_succ_index() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.MutationResult.succ_index)
-  return &succ_index_;
-}
-
-// repeated uint32 err_index = 4;
-inline int MutationResult::err_index_size() const {
-  return err_index_.size();
-}
-inline void MutationResult::clear_err_index() {
-  err_index_.Clear();
-}
-inline ::PROTOBUF_NAMESPACE_ID::uint32 MutationResult::err_index(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.MutationResult.err_index)
-  return err_index_.Get(index);
-}
-inline void MutationResult::set_err_index(int index, ::PROTOBUF_NAMESPACE_ID::uint32 value) {
-  err_index_.Set(index, value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.MutationResult.err_index)
-}
-inline void MutationResult::add_err_index(::PROTOBUF_NAMESPACE_ID::uint32 value) {
-  err_index_.Add(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.MutationResult.err_index)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint32 >&
-MutationResult::err_index() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.MutationResult.err_index)
-  return err_index_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint32 >*
-MutationResult::mutable_err_index() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.MutationResult.err_index)
-  return &err_index_;
-}
-
-// bool acknowledged = 5;
-inline void MutationResult::clear_acknowledged() {
-  acknowledged_ = false;
-}
-inline bool MutationResult::acknowledged() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.MutationResult.acknowledged)
-  return acknowledged_;
-}
-inline void MutationResult::set_acknowledged(bool value) {
-  
-  acknowledged_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.MutationResult.acknowledged)
-}
-
-// int64 insert_cnt = 6;
-inline void MutationResult::clear_insert_cnt() {
-  insert_cnt_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 MutationResult::insert_cnt() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.MutationResult.insert_cnt)
-  return insert_cnt_;
-}
-inline void MutationResult::set_insert_cnt(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  insert_cnt_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.MutationResult.insert_cnt)
-}
-
-// int64 delete_cnt = 7;
-inline void MutationResult::clear_delete_cnt() {
-  delete_cnt_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 MutationResult::delete_cnt() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.MutationResult.delete_cnt)
-  return delete_cnt_;
-}
-inline void MutationResult::set_delete_cnt(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  delete_cnt_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.MutationResult.delete_cnt)
-}
-
-// int64 upsert_cnt = 8;
-inline void MutationResult::clear_upsert_cnt() {
-  upsert_cnt_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 MutationResult::upsert_cnt() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.MutationResult.upsert_cnt)
-  return upsert_cnt_;
-}
-inline void MutationResult::set_upsert_cnt(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  upsert_cnt_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.MutationResult.upsert_cnt)
-}
-
-// uint64 timestamp = 9;
-inline void MutationResult::clear_timestamp() {
-  timestamp_ = PROTOBUF_ULONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::uint64 MutationResult::timestamp() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.MutationResult.timestamp)
-  return timestamp_;
-}
-inline void MutationResult::set_timestamp(::PROTOBUF_NAMESPACE_ID::uint64 value) {
-  
-  timestamp_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.MutationResult.timestamp)
-}
-
-// -------------------------------------------------------------------
-
-// DeleteRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool DeleteRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& DeleteRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DeleteRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* DeleteRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DeleteRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* DeleteRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DeleteRequest.base)
-  return base_;
-}
-inline void DeleteRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DeleteRequest.base)
-}
-
-// string db_name = 2;
-inline void DeleteRequest::clear_db_name() {
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& DeleteRequest::db_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DeleteRequest.db_name)
-  return db_name_.GetNoArena();
-}
-inline void DeleteRequest::set_db_name(const std::string& value) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DeleteRequest.db_name)
-}
-inline void DeleteRequest::set_db_name(std::string&& value) {
-  
-  db_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.DeleteRequest.db_name)
-}
-inline void DeleteRequest::set_db_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.DeleteRequest.db_name)
-}
-inline void DeleteRequest::set_db_name(const char* value, size_t size) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.DeleteRequest.db_name)
-}
-inline std::string* DeleteRequest::mutable_db_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DeleteRequest.db_name)
-  return db_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* DeleteRequest::release_db_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DeleteRequest.db_name)
-  
-  return db_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void DeleteRequest::set_allocated_db_name(std::string* db_name) {
-  if (db_name != nullptr) {
-    
-  } else {
-    
-  }
-  db_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), db_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DeleteRequest.db_name)
-}
-
-// string collection_name = 3;
-inline void DeleteRequest::clear_collection_name() {
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& DeleteRequest::collection_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DeleteRequest.collection_name)
-  return collection_name_.GetNoArena();
-}
-inline void DeleteRequest::set_collection_name(const std::string& value) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DeleteRequest.collection_name)
-}
-inline void DeleteRequest::set_collection_name(std::string&& value) {
-  
-  collection_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.DeleteRequest.collection_name)
-}
-inline void DeleteRequest::set_collection_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.DeleteRequest.collection_name)
-}
-inline void DeleteRequest::set_collection_name(const char* value, size_t size) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.DeleteRequest.collection_name)
-}
-inline std::string* DeleteRequest::mutable_collection_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DeleteRequest.collection_name)
-  return collection_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* DeleteRequest::release_collection_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DeleteRequest.collection_name)
-  
-  return collection_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void DeleteRequest::set_allocated_collection_name(std::string* collection_name) {
-  if (collection_name != nullptr) {
-    
-  } else {
-    
-  }
-  collection_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), collection_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DeleteRequest.collection_name)
-}
-
-// string partition_name = 4;
-inline void DeleteRequest::clear_partition_name() {
-  partition_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& DeleteRequest::partition_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DeleteRequest.partition_name)
-  return partition_name_.GetNoArena();
-}
-inline void DeleteRequest::set_partition_name(const std::string& value) {
-  
-  partition_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DeleteRequest.partition_name)
-}
-inline void DeleteRequest::set_partition_name(std::string&& value) {
-  
-  partition_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.DeleteRequest.partition_name)
-}
-inline void DeleteRequest::set_partition_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  partition_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.DeleteRequest.partition_name)
-}
-inline void DeleteRequest::set_partition_name(const char* value, size_t size) {
-  
-  partition_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.DeleteRequest.partition_name)
-}
-inline std::string* DeleteRequest::mutable_partition_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DeleteRequest.partition_name)
-  return partition_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* DeleteRequest::release_partition_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DeleteRequest.partition_name)
-  
-  return partition_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void DeleteRequest::set_allocated_partition_name(std::string* partition_name) {
-  if (partition_name != nullptr) {
-    
-  } else {
-    
-  }
-  partition_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), partition_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DeleteRequest.partition_name)
-}
-
-// string expr = 5;
-inline void DeleteRequest::clear_expr() {
-  expr_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& DeleteRequest::expr() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DeleteRequest.expr)
-  return expr_.GetNoArena();
-}
-inline void DeleteRequest::set_expr(const std::string& value) {
-  
-  expr_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DeleteRequest.expr)
-}
-inline void DeleteRequest::set_expr(std::string&& value) {
-  
-  expr_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.DeleteRequest.expr)
-}
-inline void DeleteRequest::set_expr(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  expr_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.DeleteRequest.expr)
-}
-inline void DeleteRequest::set_expr(const char* value, size_t size) {
-  
-  expr_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.DeleteRequest.expr)
-}
-inline std::string* DeleteRequest::mutable_expr() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DeleteRequest.expr)
-  return expr_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* DeleteRequest::release_expr() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DeleteRequest.expr)
-  
-  return expr_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void DeleteRequest::set_allocated_expr(std::string* expr) {
-  if (expr != nullptr) {
-    
-  } else {
-    
-  }
-  expr_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), expr);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DeleteRequest.expr)
-}
-
-// repeated uint32 hash_keys = 6;
-inline int DeleteRequest::hash_keys_size() const {
-  return hash_keys_.size();
-}
-inline void DeleteRequest::clear_hash_keys() {
-  hash_keys_.Clear();
-}
-inline ::PROTOBUF_NAMESPACE_ID::uint32 DeleteRequest::hash_keys(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DeleteRequest.hash_keys)
-  return hash_keys_.Get(index);
-}
-inline void DeleteRequest::set_hash_keys(int index, ::PROTOBUF_NAMESPACE_ID::uint32 value) {
-  hash_keys_.Set(index, value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DeleteRequest.hash_keys)
-}
-inline void DeleteRequest::add_hash_keys(::PROTOBUF_NAMESPACE_ID::uint32 value) {
-  hash_keys_.Add(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.DeleteRequest.hash_keys)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint32 >&
-DeleteRequest::hash_keys() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.DeleteRequest.hash_keys)
-  return hash_keys_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::uint32 >*
-DeleteRequest::mutable_hash_keys() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.DeleteRequest.hash_keys)
-  return &hash_keys_;
-}
-
-// -------------------------------------------------------------------
-
-// PlaceholderValue
-
-// string tag = 1;
-inline void PlaceholderValue::clear_tag() {
-  tag_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& PlaceholderValue::tag() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.PlaceholderValue.tag)
-  return tag_.GetNoArena();
-}
-inline void PlaceholderValue::set_tag(const std::string& value) {
-  
-  tag_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.PlaceholderValue.tag)
-}
-inline void PlaceholderValue::set_tag(std::string&& value) {
-  
-  tag_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.PlaceholderValue.tag)
-}
-inline void PlaceholderValue::set_tag(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  tag_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.PlaceholderValue.tag)
-}
-inline void PlaceholderValue::set_tag(const char* value, size_t size) {
-  
-  tag_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.PlaceholderValue.tag)
-}
-inline std::string* PlaceholderValue::mutable_tag() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.PlaceholderValue.tag)
-  return tag_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* PlaceholderValue::release_tag() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.PlaceholderValue.tag)
-  
-  return tag_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void PlaceholderValue::set_allocated_tag(std::string* tag) {
-  if (tag != nullptr) {
-    
-  } else {
-    
-  }
-  tag_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), tag);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.PlaceholderValue.tag)
-}
-
-// .milvus.proto.milvus.PlaceholderType type = 2;
-inline void PlaceholderValue::clear_type() {
-  type_ = 0;
-}
-inline ::milvus::proto::milvus::PlaceholderType PlaceholderValue::type() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.PlaceholderValue.type)
-  return static_cast< ::milvus::proto::milvus::PlaceholderType >(type_);
-}
-inline void PlaceholderValue::set_type(::milvus::proto::milvus::PlaceholderType value) {
-  
-  type_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.PlaceholderValue.type)
-}
-
-// repeated bytes values = 3;
-inline int PlaceholderValue::values_size() const {
-  return values_.size();
-}
-inline void PlaceholderValue::clear_values() {
-  values_.Clear();
-}
-inline const std::string& PlaceholderValue::values(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.PlaceholderValue.values)
-  return values_.Get(index);
-}
-inline std::string* PlaceholderValue::mutable_values(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.PlaceholderValue.values)
-  return values_.Mutable(index);
-}
-inline void PlaceholderValue::set_values(int index, const std::string& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.PlaceholderValue.values)
-  values_.Mutable(index)->assign(value);
-}
-inline void PlaceholderValue::set_values(int index, std::string&& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.PlaceholderValue.values)
-  values_.Mutable(index)->assign(std::move(value));
-}
-inline void PlaceholderValue::set_values(int index, const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  values_.Mutable(index)->assign(value);
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.PlaceholderValue.values)
-}
-inline void PlaceholderValue::set_values(int index, const void* value, size_t size) {
-  values_.Mutable(index)->assign(
-    reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.PlaceholderValue.values)
-}
-inline std::string* PlaceholderValue::add_values() {
-  // @@protoc_insertion_point(field_add_mutable:milvus.proto.milvus.PlaceholderValue.values)
-  return values_.Add();
-}
-inline void PlaceholderValue::add_values(const std::string& value) {
-  values_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.PlaceholderValue.values)
-}
-inline void PlaceholderValue::add_values(std::string&& value) {
-  values_.Add(std::move(value));
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.PlaceholderValue.values)
-}
-inline void PlaceholderValue::add_values(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  values_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add_char:milvus.proto.milvus.PlaceholderValue.values)
-}
-inline void PlaceholderValue::add_values(const void* value, size_t size) {
-  values_.Add()->assign(reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_add_pointer:milvus.proto.milvus.PlaceholderValue.values)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>&
-PlaceholderValue::values() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.PlaceholderValue.values)
-  return values_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>*
-PlaceholderValue::mutable_values() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.PlaceholderValue.values)
-  return &values_;
-}
-
-// -------------------------------------------------------------------
-
-// PlaceholderGroup
-
-// repeated .milvus.proto.milvus.PlaceholderValue placeholders = 1;
-inline int PlaceholderGroup::placeholders_size() const {
-  return placeholders_.size();
-}
-inline void PlaceholderGroup::clear_placeholders() {
-  placeholders_.Clear();
-}
-inline ::milvus::proto::milvus::PlaceholderValue* PlaceholderGroup::mutable_placeholders(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.PlaceholderGroup.placeholders)
-  return placeholders_.Mutable(index);
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::PlaceholderValue >*
-PlaceholderGroup::mutable_placeholders() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.PlaceholderGroup.placeholders)
-  return &placeholders_;
-}
-inline const ::milvus::proto::milvus::PlaceholderValue& PlaceholderGroup::placeholders(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.PlaceholderGroup.placeholders)
-  return placeholders_.Get(index);
-}
-inline ::milvus::proto::milvus::PlaceholderValue* PlaceholderGroup::add_placeholders() {
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.PlaceholderGroup.placeholders)
-  return placeholders_.Add();
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::PlaceholderValue >&
-PlaceholderGroup::placeholders() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.PlaceholderGroup.placeholders)
-  return placeholders_;
-}
-
-// -------------------------------------------------------------------
-
-// SearchRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool SearchRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& SearchRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.SearchRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* SearchRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.SearchRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* SearchRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.SearchRequest.base)
-  return base_;
-}
-inline void SearchRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.SearchRequest.base)
-}
-
-// string db_name = 2;
-inline void SearchRequest::clear_db_name() {
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& SearchRequest::db_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.SearchRequest.db_name)
-  return db_name_.GetNoArena();
-}
-inline void SearchRequest::set_db_name(const std::string& value) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.SearchRequest.db_name)
-}
-inline void SearchRequest::set_db_name(std::string&& value) {
-  
-  db_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.SearchRequest.db_name)
-}
-inline void SearchRequest::set_db_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.SearchRequest.db_name)
-}
-inline void SearchRequest::set_db_name(const char* value, size_t size) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.SearchRequest.db_name)
-}
-inline std::string* SearchRequest::mutable_db_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.SearchRequest.db_name)
-  return db_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* SearchRequest::release_db_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.SearchRequest.db_name)
-  
-  return db_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void SearchRequest::set_allocated_db_name(std::string* db_name) {
-  if (db_name != nullptr) {
-    
-  } else {
-    
-  }
-  db_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), db_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.SearchRequest.db_name)
-}
-
-// string collection_name = 3;
-inline void SearchRequest::clear_collection_name() {
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& SearchRequest::collection_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.SearchRequest.collection_name)
-  return collection_name_.GetNoArena();
-}
-inline void SearchRequest::set_collection_name(const std::string& value) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.SearchRequest.collection_name)
-}
-inline void SearchRequest::set_collection_name(std::string&& value) {
-  
-  collection_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.SearchRequest.collection_name)
-}
-inline void SearchRequest::set_collection_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.SearchRequest.collection_name)
-}
-inline void SearchRequest::set_collection_name(const char* value, size_t size) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.SearchRequest.collection_name)
-}
-inline std::string* SearchRequest::mutable_collection_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.SearchRequest.collection_name)
-  return collection_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* SearchRequest::release_collection_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.SearchRequest.collection_name)
-  
-  return collection_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void SearchRequest::set_allocated_collection_name(std::string* collection_name) {
-  if (collection_name != nullptr) {
-    
-  } else {
-    
-  }
-  collection_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), collection_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.SearchRequest.collection_name)
-}
-
-// repeated string partition_names = 4;
-inline int SearchRequest::partition_names_size() const {
-  return partition_names_.size();
-}
-inline void SearchRequest::clear_partition_names() {
-  partition_names_.Clear();
-}
-inline const std::string& SearchRequest::partition_names(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.SearchRequest.partition_names)
-  return partition_names_.Get(index);
-}
-inline std::string* SearchRequest::mutable_partition_names(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.SearchRequest.partition_names)
-  return partition_names_.Mutable(index);
-}
-inline void SearchRequest::set_partition_names(int index, const std::string& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.SearchRequest.partition_names)
-  partition_names_.Mutable(index)->assign(value);
-}
-inline void SearchRequest::set_partition_names(int index, std::string&& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.SearchRequest.partition_names)
-  partition_names_.Mutable(index)->assign(std::move(value));
-}
-inline void SearchRequest::set_partition_names(int index, const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  partition_names_.Mutable(index)->assign(value);
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.SearchRequest.partition_names)
-}
-inline void SearchRequest::set_partition_names(int index, const char* value, size_t size) {
-  partition_names_.Mutable(index)->assign(
-    reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.SearchRequest.partition_names)
-}
-inline std::string* SearchRequest::add_partition_names() {
-  // @@protoc_insertion_point(field_add_mutable:milvus.proto.milvus.SearchRequest.partition_names)
-  return partition_names_.Add();
-}
-inline void SearchRequest::add_partition_names(const std::string& value) {
-  partition_names_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.SearchRequest.partition_names)
-}
-inline void SearchRequest::add_partition_names(std::string&& value) {
-  partition_names_.Add(std::move(value));
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.SearchRequest.partition_names)
-}
-inline void SearchRequest::add_partition_names(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  partition_names_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add_char:milvus.proto.milvus.SearchRequest.partition_names)
-}
-inline void SearchRequest::add_partition_names(const char* value, size_t size) {
-  partition_names_.Add()->assign(reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_add_pointer:milvus.proto.milvus.SearchRequest.partition_names)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>&
-SearchRequest::partition_names() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.SearchRequest.partition_names)
-  return partition_names_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>*
-SearchRequest::mutable_partition_names() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.SearchRequest.partition_names)
-  return &partition_names_;
-}
-
-// string dsl = 5;
-inline void SearchRequest::clear_dsl() {
-  dsl_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& SearchRequest::dsl() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.SearchRequest.dsl)
-  return dsl_.GetNoArena();
-}
-inline void SearchRequest::set_dsl(const std::string& value) {
-  
-  dsl_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.SearchRequest.dsl)
-}
-inline void SearchRequest::set_dsl(std::string&& value) {
-  
-  dsl_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.SearchRequest.dsl)
-}
-inline void SearchRequest::set_dsl(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  dsl_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.SearchRequest.dsl)
-}
-inline void SearchRequest::set_dsl(const char* value, size_t size) {
-  
-  dsl_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.SearchRequest.dsl)
-}
-inline std::string* SearchRequest::mutable_dsl() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.SearchRequest.dsl)
-  return dsl_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* SearchRequest::release_dsl() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.SearchRequest.dsl)
-  
-  return dsl_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void SearchRequest::set_allocated_dsl(std::string* dsl) {
-  if (dsl != nullptr) {
-    
-  } else {
-    
-  }
-  dsl_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), dsl);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.SearchRequest.dsl)
-}
-
-// bytes placeholder_group = 6;
-inline void SearchRequest::clear_placeholder_group() {
-  placeholder_group_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& SearchRequest::placeholder_group() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.SearchRequest.placeholder_group)
-  return placeholder_group_.GetNoArena();
-}
-inline void SearchRequest::set_placeholder_group(const std::string& value) {
-  
-  placeholder_group_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.SearchRequest.placeholder_group)
-}
-inline void SearchRequest::set_placeholder_group(std::string&& value) {
-  
-  placeholder_group_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.SearchRequest.placeholder_group)
-}
-inline void SearchRequest::set_placeholder_group(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  placeholder_group_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.SearchRequest.placeholder_group)
-}
-inline void SearchRequest::set_placeholder_group(const void* value, size_t size) {
-  
-  placeholder_group_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.SearchRequest.placeholder_group)
-}
-inline std::string* SearchRequest::mutable_placeholder_group() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.SearchRequest.placeholder_group)
-  return placeholder_group_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* SearchRequest::release_placeholder_group() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.SearchRequest.placeholder_group)
-  
-  return placeholder_group_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void SearchRequest::set_allocated_placeholder_group(std::string* placeholder_group) {
-  if (placeholder_group != nullptr) {
-    
-  } else {
-    
-  }
-  placeholder_group_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), placeholder_group);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.SearchRequest.placeholder_group)
-}
-
-// .milvus.proto.common.DslType dsl_type = 7;
-inline void SearchRequest::clear_dsl_type() {
-  dsl_type_ = 0;
-}
-inline ::milvus::proto::common::DslType SearchRequest::dsl_type() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.SearchRequest.dsl_type)
-  return static_cast< ::milvus::proto::common::DslType >(dsl_type_);
-}
-inline void SearchRequest::set_dsl_type(::milvus::proto::common::DslType value) {
-  
-  dsl_type_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.SearchRequest.dsl_type)
-}
-
-// repeated string output_fields = 8;
-inline int SearchRequest::output_fields_size() const {
-  return output_fields_.size();
-}
-inline void SearchRequest::clear_output_fields() {
-  output_fields_.Clear();
-}
-inline const std::string& SearchRequest::output_fields(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.SearchRequest.output_fields)
-  return output_fields_.Get(index);
-}
-inline std::string* SearchRequest::mutable_output_fields(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.SearchRequest.output_fields)
-  return output_fields_.Mutable(index);
-}
-inline void SearchRequest::set_output_fields(int index, const std::string& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.SearchRequest.output_fields)
-  output_fields_.Mutable(index)->assign(value);
-}
-inline void SearchRequest::set_output_fields(int index, std::string&& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.SearchRequest.output_fields)
-  output_fields_.Mutable(index)->assign(std::move(value));
-}
-inline void SearchRequest::set_output_fields(int index, const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  output_fields_.Mutable(index)->assign(value);
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.SearchRequest.output_fields)
-}
-inline void SearchRequest::set_output_fields(int index, const char* value, size_t size) {
-  output_fields_.Mutable(index)->assign(
-    reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.SearchRequest.output_fields)
-}
-inline std::string* SearchRequest::add_output_fields() {
-  // @@protoc_insertion_point(field_add_mutable:milvus.proto.milvus.SearchRequest.output_fields)
-  return output_fields_.Add();
-}
-inline void SearchRequest::add_output_fields(const std::string& value) {
-  output_fields_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.SearchRequest.output_fields)
-}
-inline void SearchRequest::add_output_fields(std::string&& value) {
-  output_fields_.Add(std::move(value));
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.SearchRequest.output_fields)
-}
-inline void SearchRequest::add_output_fields(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  output_fields_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add_char:milvus.proto.milvus.SearchRequest.output_fields)
-}
-inline void SearchRequest::add_output_fields(const char* value, size_t size) {
-  output_fields_.Add()->assign(reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_add_pointer:milvus.proto.milvus.SearchRequest.output_fields)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>&
-SearchRequest::output_fields() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.SearchRequest.output_fields)
-  return output_fields_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>*
-SearchRequest::mutable_output_fields() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.SearchRequest.output_fields)
-  return &output_fields_;
-}
-
-// repeated .milvus.proto.common.KeyValuePair search_params = 9;
-inline int SearchRequest::search_params_size() const {
-  return search_params_.size();
-}
-inline ::milvus::proto::common::KeyValuePair* SearchRequest::mutable_search_params(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.SearchRequest.search_params)
-  return search_params_.Mutable(index);
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair >*
-SearchRequest::mutable_search_params() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.SearchRequest.search_params)
-  return &search_params_;
-}
-inline const ::milvus::proto::common::KeyValuePair& SearchRequest::search_params(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.SearchRequest.search_params)
-  return search_params_.Get(index);
-}
-inline ::milvus::proto::common::KeyValuePair* SearchRequest::add_search_params() {
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.SearchRequest.search_params)
-  return search_params_.Add();
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair >&
-SearchRequest::search_params() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.SearchRequest.search_params)
-  return search_params_;
-}
-
-// uint64 travel_timestamp = 10;
-inline void SearchRequest::clear_travel_timestamp() {
-  travel_timestamp_ = PROTOBUF_ULONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::uint64 SearchRequest::travel_timestamp() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.SearchRequest.travel_timestamp)
-  return travel_timestamp_;
-}
-inline void SearchRequest::set_travel_timestamp(::PROTOBUF_NAMESPACE_ID::uint64 value) {
-  
-  travel_timestamp_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.SearchRequest.travel_timestamp)
-}
-
-// uint64 guarantee_timestamp = 11;
-inline void SearchRequest::clear_guarantee_timestamp() {
-  guarantee_timestamp_ = PROTOBUF_ULONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::uint64 SearchRequest::guarantee_timestamp() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.SearchRequest.guarantee_timestamp)
-  return guarantee_timestamp_;
-}
-inline void SearchRequest::set_guarantee_timestamp(::PROTOBUF_NAMESPACE_ID::uint64 value) {
-  
-  guarantee_timestamp_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.SearchRequest.guarantee_timestamp)
-}
-
-// -------------------------------------------------------------------
-
-// Hits
-
-// repeated int64 IDs = 1;
-inline int Hits::ids_size() const {
-  return ids_.size();
-}
-inline void Hits::clear_ids() {
-  ids_.Clear();
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 Hits::ids(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.Hits.IDs)
-  return ids_.Get(index);
-}
-inline void Hits::set_ids(int index, ::PROTOBUF_NAMESPACE_ID::int64 value) {
-  ids_.Set(index, value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.Hits.IDs)
-}
-inline void Hits::add_ids(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  ids_.Add(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.Hits.IDs)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >&
-Hits::ids() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.Hits.IDs)
-  return ids_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >*
-Hits::mutable_ids() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.Hits.IDs)
-  return &ids_;
-}
-
-// repeated bytes row_data = 2;
-inline int Hits::row_data_size() const {
-  return row_data_.size();
-}
-inline void Hits::clear_row_data() {
-  row_data_.Clear();
-}
-inline const std::string& Hits::row_data(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.Hits.row_data)
-  return row_data_.Get(index);
-}
-inline std::string* Hits::mutable_row_data(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.Hits.row_data)
-  return row_data_.Mutable(index);
-}
-inline void Hits::set_row_data(int index, const std::string& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.Hits.row_data)
-  row_data_.Mutable(index)->assign(value);
-}
-inline void Hits::set_row_data(int index, std::string&& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.Hits.row_data)
-  row_data_.Mutable(index)->assign(std::move(value));
-}
-inline void Hits::set_row_data(int index, const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  row_data_.Mutable(index)->assign(value);
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.Hits.row_data)
-}
-inline void Hits::set_row_data(int index, const void* value, size_t size) {
-  row_data_.Mutable(index)->assign(
-    reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.Hits.row_data)
-}
-inline std::string* Hits::add_row_data() {
-  // @@protoc_insertion_point(field_add_mutable:milvus.proto.milvus.Hits.row_data)
-  return row_data_.Add();
-}
-inline void Hits::add_row_data(const std::string& value) {
-  row_data_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.Hits.row_data)
-}
-inline void Hits::add_row_data(std::string&& value) {
-  row_data_.Add(std::move(value));
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.Hits.row_data)
-}
-inline void Hits::add_row_data(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  row_data_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add_char:milvus.proto.milvus.Hits.row_data)
-}
-inline void Hits::add_row_data(const void* value, size_t size) {
-  row_data_.Add()->assign(reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_add_pointer:milvus.proto.milvus.Hits.row_data)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>&
-Hits::row_data() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.Hits.row_data)
-  return row_data_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>*
-Hits::mutable_row_data() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.Hits.row_data)
-  return &row_data_;
-}
-
-// repeated float scores = 3;
-inline int Hits::scores_size() const {
-  return scores_.size();
-}
-inline void Hits::clear_scores() {
-  scores_.Clear();
-}
-inline float Hits::scores(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.Hits.scores)
-  return scores_.Get(index);
-}
-inline void Hits::set_scores(int index, float value) {
-  scores_.Set(index, value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.Hits.scores)
-}
-inline void Hits::add_scores(float value) {
-  scores_.Add(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.Hits.scores)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedField< float >&
-Hits::scores() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.Hits.scores)
-  return scores_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedField< float >*
-Hits::mutable_scores() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.Hits.scores)
-  return &scores_;
-}
-
-// -------------------------------------------------------------------
-
-// SearchResults
-
-// .milvus.proto.common.Status status = 1;
-inline bool SearchResults::has_status() const {
-  return this != internal_default_instance() && status_ != nullptr;
-}
-inline const ::milvus::proto::common::Status& SearchResults::status() const {
-  const ::milvus::proto::common::Status* p = status_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.SearchResults.status)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::Status*>(
-      &::milvus::proto::common::_Status_default_instance_);
-}
-inline ::milvus::proto::common::Status* SearchResults::release_status() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.SearchResults.status)
-  
-  ::milvus::proto::common::Status* temp = status_;
-  status_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::Status* SearchResults::mutable_status() {
-  
-  if (status_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::Status>(GetArenaNoVirtual());
-    status_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.SearchResults.status)
-  return status_;
-}
-inline void SearchResults::set_allocated_status(::milvus::proto::common::Status* status) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(status_);
-  }
-  if (status) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      status = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, status, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  status_ = status;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.SearchResults.status)
-}
-
-// .milvus.proto.schema.SearchResultData results = 2;
-inline bool SearchResults::has_results() const {
-  return this != internal_default_instance() && results_ != nullptr;
-}
-inline const ::milvus::proto::schema::SearchResultData& SearchResults::results() const {
-  const ::milvus::proto::schema::SearchResultData* p = results_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.SearchResults.results)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::schema::SearchResultData*>(
-      &::milvus::proto::schema::_SearchResultData_default_instance_);
-}
-inline ::milvus::proto::schema::SearchResultData* SearchResults::release_results() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.SearchResults.results)
-  
-  ::milvus::proto::schema::SearchResultData* temp = results_;
-  results_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::schema::SearchResultData* SearchResults::mutable_results() {
-  
-  if (results_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::schema::SearchResultData>(GetArenaNoVirtual());
-    results_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.SearchResults.results)
-  return results_;
-}
-inline void SearchResults::set_allocated_results(::milvus::proto::schema::SearchResultData* results) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(results_);
-  }
-  if (results) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      results = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, results, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  results_ = results;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.SearchResults.results)
-}
-
-// string collection_name = 3;
-inline void SearchResults::clear_collection_name() {
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& SearchResults::collection_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.SearchResults.collection_name)
-  return collection_name_.GetNoArena();
-}
-inline void SearchResults::set_collection_name(const std::string& value) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.SearchResults.collection_name)
-}
-inline void SearchResults::set_collection_name(std::string&& value) {
-  
-  collection_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.SearchResults.collection_name)
-}
-inline void SearchResults::set_collection_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.SearchResults.collection_name)
-}
-inline void SearchResults::set_collection_name(const char* value, size_t size) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.SearchResults.collection_name)
-}
-inline std::string* SearchResults::mutable_collection_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.SearchResults.collection_name)
-  return collection_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* SearchResults::release_collection_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.SearchResults.collection_name)
-  
-  return collection_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void SearchResults::set_allocated_collection_name(std::string* collection_name) {
-  if (collection_name != nullptr) {
-    
-  } else {
-    
-  }
-  collection_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), collection_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.SearchResults.collection_name)
-}
-
-// -------------------------------------------------------------------
-
-// FlushRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool FlushRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& FlushRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.FlushRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* FlushRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.FlushRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* FlushRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.FlushRequest.base)
-  return base_;
-}
-inline void FlushRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.FlushRequest.base)
-}
-
-// string db_name = 2;
-inline void FlushRequest::clear_db_name() {
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& FlushRequest::db_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.FlushRequest.db_name)
-  return db_name_.GetNoArena();
-}
-inline void FlushRequest::set_db_name(const std::string& value) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.FlushRequest.db_name)
-}
-inline void FlushRequest::set_db_name(std::string&& value) {
-  
-  db_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.FlushRequest.db_name)
-}
-inline void FlushRequest::set_db_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.FlushRequest.db_name)
-}
-inline void FlushRequest::set_db_name(const char* value, size_t size) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.FlushRequest.db_name)
-}
-inline std::string* FlushRequest::mutable_db_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.FlushRequest.db_name)
-  return db_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* FlushRequest::release_db_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.FlushRequest.db_name)
-  
-  return db_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void FlushRequest::set_allocated_db_name(std::string* db_name) {
-  if (db_name != nullptr) {
-    
-  } else {
-    
-  }
-  db_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), db_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.FlushRequest.db_name)
-}
-
-// repeated string collection_names = 3;
-inline int FlushRequest::collection_names_size() const {
-  return collection_names_.size();
-}
-inline void FlushRequest::clear_collection_names() {
-  collection_names_.Clear();
-}
-inline const std::string& FlushRequest::collection_names(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.FlushRequest.collection_names)
-  return collection_names_.Get(index);
-}
-inline std::string* FlushRequest::mutable_collection_names(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.FlushRequest.collection_names)
-  return collection_names_.Mutable(index);
-}
-inline void FlushRequest::set_collection_names(int index, const std::string& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.FlushRequest.collection_names)
-  collection_names_.Mutable(index)->assign(value);
-}
-inline void FlushRequest::set_collection_names(int index, std::string&& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.FlushRequest.collection_names)
-  collection_names_.Mutable(index)->assign(std::move(value));
-}
-inline void FlushRequest::set_collection_names(int index, const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  collection_names_.Mutable(index)->assign(value);
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.FlushRequest.collection_names)
-}
-inline void FlushRequest::set_collection_names(int index, const char* value, size_t size) {
-  collection_names_.Mutable(index)->assign(
-    reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.FlushRequest.collection_names)
-}
-inline std::string* FlushRequest::add_collection_names() {
-  // @@protoc_insertion_point(field_add_mutable:milvus.proto.milvus.FlushRequest.collection_names)
-  return collection_names_.Add();
-}
-inline void FlushRequest::add_collection_names(const std::string& value) {
-  collection_names_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.FlushRequest.collection_names)
-}
-inline void FlushRequest::add_collection_names(std::string&& value) {
-  collection_names_.Add(std::move(value));
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.FlushRequest.collection_names)
-}
-inline void FlushRequest::add_collection_names(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  collection_names_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add_char:milvus.proto.milvus.FlushRequest.collection_names)
-}
-inline void FlushRequest::add_collection_names(const char* value, size_t size) {
-  collection_names_.Add()->assign(reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_add_pointer:milvus.proto.milvus.FlushRequest.collection_names)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>&
-FlushRequest::collection_names() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.FlushRequest.collection_names)
-  return collection_names_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>*
-FlushRequest::mutable_collection_names() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.FlushRequest.collection_names)
-  return &collection_names_;
-}
-
-// -------------------------------------------------------------------
-
-// -------------------------------------------------------------------
-
-// FlushResponse
-
-// .milvus.proto.common.Status status = 1;
-inline bool FlushResponse::has_status() const {
-  return this != internal_default_instance() && status_ != nullptr;
-}
-inline const ::milvus::proto::common::Status& FlushResponse::status() const {
-  const ::milvus::proto::common::Status* p = status_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.FlushResponse.status)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::Status*>(
-      &::milvus::proto::common::_Status_default_instance_);
-}
-inline ::milvus::proto::common::Status* FlushResponse::release_status() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.FlushResponse.status)
-  
-  ::milvus::proto::common::Status* temp = status_;
-  status_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::Status* FlushResponse::mutable_status() {
-  
-  if (status_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::Status>(GetArenaNoVirtual());
-    status_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.FlushResponse.status)
-  return status_;
-}
-inline void FlushResponse::set_allocated_status(::milvus::proto::common::Status* status) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(status_);
-  }
-  if (status) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      status = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, status, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  status_ = status;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.FlushResponse.status)
-}
-
-// string db_name = 2;
-inline void FlushResponse::clear_db_name() {
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& FlushResponse::db_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.FlushResponse.db_name)
-  return db_name_.GetNoArena();
-}
-inline void FlushResponse::set_db_name(const std::string& value) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.FlushResponse.db_name)
-}
-inline void FlushResponse::set_db_name(std::string&& value) {
-  
-  db_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.FlushResponse.db_name)
-}
-inline void FlushResponse::set_db_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.FlushResponse.db_name)
-}
-inline void FlushResponse::set_db_name(const char* value, size_t size) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.FlushResponse.db_name)
-}
-inline std::string* FlushResponse::mutable_db_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.FlushResponse.db_name)
-  return db_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* FlushResponse::release_db_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.FlushResponse.db_name)
-  
-  return db_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void FlushResponse::set_allocated_db_name(std::string* db_name) {
-  if (db_name != nullptr) {
-    
-  } else {
-    
-  }
-  db_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), db_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.FlushResponse.db_name)
-}
-
-// map<string, .milvus.proto.schema.LongArray> coll_segIDs = 3;
-inline int FlushResponse::coll_segids_size() const {
-  return coll_segids_.size();
-}
-inline const ::PROTOBUF_NAMESPACE_ID::Map< std::string, ::milvus::proto::schema::LongArray >&
-FlushResponse::coll_segids() const {
-  // @@protoc_insertion_point(field_map:milvus.proto.milvus.FlushResponse.coll_segIDs)
-  return coll_segids_.GetMap();
-}
-inline ::PROTOBUF_NAMESPACE_ID::Map< std::string, ::milvus::proto::schema::LongArray >*
-FlushResponse::mutable_coll_segids() {
-  // @@protoc_insertion_point(field_mutable_map:milvus.proto.milvus.FlushResponse.coll_segIDs)
-  return coll_segids_.MutableMap();
-}
-
-// -------------------------------------------------------------------
-
-// QueryRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool QueryRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& QueryRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.QueryRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* QueryRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.QueryRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* QueryRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.QueryRequest.base)
-  return base_;
-}
-inline void QueryRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.QueryRequest.base)
-}
-
-// string db_name = 2;
-inline void QueryRequest::clear_db_name() {
-  db_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& QueryRequest::db_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.QueryRequest.db_name)
-  return db_name_.GetNoArena();
-}
-inline void QueryRequest::set_db_name(const std::string& value) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.QueryRequest.db_name)
-}
-inline void QueryRequest::set_db_name(std::string&& value) {
-  
-  db_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.QueryRequest.db_name)
-}
-inline void QueryRequest::set_db_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.QueryRequest.db_name)
-}
-inline void QueryRequest::set_db_name(const char* value, size_t size) {
-  
-  db_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.QueryRequest.db_name)
-}
-inline std::string* QueryRequest::mutable_db_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.QueryRequest.db_name)
-  return db_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* QueryRequest::release_db_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.QueryRequest.db_name)
-  
-  return db_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void QueryRequest::set_allocated_db_name(std::string* db_name) {
-  if (db_name != nullptr) {
-    
-  } else {
-    
-  }
-  db_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), db_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.QueryRequest.db_name)
-}
-
-// string collection_name = 3;
-inline void QueryRequest::clear_collection_name() {
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& QueryRequest::collection_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.QueryRequest.collection_name)
-  return collection_name_.GetNoArena();
-}
-inline void QueryRequest::set_collection_name(const std::string& value) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.QueryRequest.collection_name)
-}
-inline void QueryRequest::set_collection_name(std::string&& value) {
-  
-  collection_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.QueryRequest.collection_name)
-}
-inline void QueryRequest::set_collection_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.QueryRequest.collection_name)
-}
-inline void QueryRequest::set_collection_name(const char* value, size_t size) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.QueryRequest.collection_name)
-}
-inline std::string* QueryRequest::mutable_collection_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.QueryRequest.collection_name)
-  return collection_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* QueryRequest::release_collection_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.QueryRequest.collection_name)
-  
-  return collection_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void QueryRequest::set_allocated_collection_name(std::string* collection_name) {
-  if (collection_name != nullptr) {
-    
-  } else {
-    
-  }
-  collection_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), collection_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.QueryRequest.collection_name)
-}
-
-// string expr = 4;
-inline void QueryRequest::clear_expr() {
-  expr_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& QueryRequest::expr() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.QueryRequest.expr)
-  return expr_.GetNoArena();
-}
-inline void QueryRequest::set_expr(const std::string& value) {
-  
-  expr_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.QueryRequest.expr)
-}
-inline void QueryRequest::set_expr(std::string&& value) {
-  
-  expr_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.QueryRequest.expr)
-}
-inline void QueryRequest::set_expr(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  expr_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.QueryRequest.expr)
-}
-inline void QueryRequest::set_expr(const char* value, size_t size) {
-  
-  expr_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.QueryRequest.expr)
-}
-inline std::string* QueryRequest::mutable_expr() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.QueryRequest.expr)
-  return expr_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* QueryRequest::release_expr() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.QueryRequest.expr)
-  
-  return expr_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void QueryRequest::set_allocated_expr(std::string* expr) {
-  if (expr != nullptr) {
-    
-  } else {
-    
-  }
-  expr_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), expr);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.QueryRequest.expr)
-}
-
-// repeated string output_fields = 5;
-inline int QueryRequest::output_fields_size() const {
-  return output_fields_.size();
-}
-inline void QueryRequest::clear_output_fields() {
-  output_fields_.Clear();
-}
-inline const std::string& QueryRequest::output_fields(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.QueryRequest.output_fields)
-  return output_fields_.Get(index);
-}
-inline std::string* QueryRequest::mutable_output_fields(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.QueryRequest.output_fields)
-  return output_fields_.Mutable(index);
-}
-inline void QueryRequest::set_output_fields(int index, const std::string& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.QueryRequest.output_fields)
-  output_fields_.Mutable(index)->assign(value);
-}
-inline void QueryRequest::set_output_fields(int index, std::string&& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.QueryRequest.output_fields)
-  output_fields_.Mutable(index)->assign(std::move(value));
-}
-inline void QueryRequest::set_output_fields(int index, const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  output_fields_.Mutable(index)->assign(value);
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.QueryRequest.output_fields)
-}
-inline void QueryRequest::set_output_fields(int index, const char* value, size_t size) {
-  output_fields_.Mutable(index)->assign(
-    reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.QueryRequest.output_fields)
-}
-inline std::string* QueryRequest::add_output_fields() {
-  // @@protoc_insertion_point(field_add_mutable:milvus.proto.milvus.QueryRequest.output_fields)
-  return output_fields_.Add();
-}
-inline void QueryRequest::add_output_fields(const std::string& value) {
-  output_fields_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.QueryRequest.output_fields)
-}
-inline void QueryRequest::add_output_fields(std::string&& value) {
-  output_fields_.Add(std::move(value));
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.QueryRequest.output_fields)
-}
-inline void QueryRequest::add_output_fields(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  output_fields_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add_char:milvus.proto.milvus.QueryRequest.output_fields)
-}
-inline void QueryRequest::add_output_fields(const char* value, size_t size) {
-  output_fields_.Add()->assign(reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_add_pointer:milvus.proto.milvus.QueryRequest.output_fields)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>&
-QueryRequest::output_fields() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.QueryRequest.output_fields)
-  return output_fields_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>*
-QueryRequest::mutable_output_fields() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.QueryRequest.output_fields)
-  return &output_fields_;
-}
-
-// repeated string partition_names = 6;
-inline int QueryRequest::partition_names_size() const {
-  return partition_names_.size();
-}
-inline void QueryRequest::clear_partition_names() {
-  partition_names_.Clear();
-}
-inline const std::string& QueryRequest::partition_names(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.QueryRequest.partition_names)
-  return partition_names_.Get(index);
-}
-inline std::string* QueryRequest::mutable_partition_names(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.QueryRequest.partition_names)
-  return partition_names_.Mutable(index);
-}
-inline void QueryRequest::set_partition_names(int index, const std::string& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.QueryRequest.partition_names)
-  partition_names_.Mutable(index)->assign(value);
-}
-inline void QueryRequest::set_partition_names(int index, std::string&& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.QueryRequest.partition_names)
-  partition_names_.Mutable(index)->assign(std::move(value));
-}
-inline void QueryRequest::set_partition_names(int index, const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  partition_names_.Mutable(index)->assign(value);
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.QueryRequest.partition_names)
-}
-inline void QueryRequest::set_partition_names(int index, const char* value, size_t size) {
-  partition_names_.Mutable(index)->assign(
-    reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.QueryRequest.partition_names)
-}
-inline std::string* QueryRequest::add_partition_names() {
-  // @@protoc_insertion_point(field_add_mutable:milvus.proto.milvus.QueryRequest.partition_names)
-  return partition_names_.Add();
-}
-inline void QueryRequest::add_partition_names(const std::string& value) {
-  partition_names_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.QueryRequest.partition_names)
-}
-inline void QueryRequest::add_partition_names(std::string&& value) {
-  partition_names_.Add(std::move(value));
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.QueryRequest.partition_names)
-}
-inline void QueryRequest::add_partition_names(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  partition_names_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add_char:milvus.proto.milvus.QueryRequest.partition_names)
-}
-inline void QueryRequest::add_partition_names(const char* value, size_t size) {
-  partition_names_.Add()->assign(reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_add_pointer:milvus.proto.milvus.QueryRequest.partition_names)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>&
-QueryRequest::partition_names() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.QueryRequest.partition_names)
-  return partition_names_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>*
-QueryRequest::mutable_partition_names() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.QueryRequest.partition_names)
-  return &partition_names_;
-}
-
-// uint64 travel_timestamp = 7;
-inline void QueryRequest::clear_travel_timestamp() {
-  travel_timestamp_ = PROTOBUF_ULONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::uint64 QueryRequest::travel_timestamp() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.QueryRequest.travel_timestamp)
-  return travel_timestamp_;
-}
-inline void QueryRequest::set_travel_timestamp(::PROTOBUF_NAMESPACE_ID::uint64 value) {
-  
-  travel_timestamp_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.QueryRequest.travel_timestamp)
-}
-
-// uint64 guarantee_timestamp = 8;
-inline void QueryRequest::clear_guarantee_timestamp() {
-  guarantee_timestamp_ = PROTOBUF_ULONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::uint64 QueryRequest::guarantee_timestamp() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.QueryRequest.guarantee_timestamp)
-  return guarantee_timestamp_;
-}
-inline void QueryRequest::set_guarantee_timestamp(::PROTOBUF_NAMESPACE_ID::uint64 value) {
-  
-  guarantee_timestamp_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.QueryRequest.guarantee_timestamp)
-}
-
-// -------------------------------------------------------------------
-
-// QueryResults
-
-// .milvus.proto.common.Status status = 1;
-inline bool QueryResults::has_status() const {
-  return this != internal_default_instance() && status_ != nullptr;
-}
-inline const ::milvus::proto::common::Status& QueryResults::status() const {
-  const ::milvus::proto::common::Status* p = status_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.QueryResults.status)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::Status*>(
-      &::milvus::proto::common::_Status_default_instance_);
-}
-inline ::milvus::proto::common::Status* QueryResults::release_status() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.QueryResults.status)
-  
-  ::milvus::proto::common::Status* temp = status_;
-  status_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::Status* QueryResults::mutable_status() {
-  
-  if (status_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::Status>(GetArenaNoVirtual());
-    status_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.QueryResults.status)
-  return status_;
-}
-inline void QueryResults::set_allocated_status(::milvus::proto::common::Status* status) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(status_);
-  }
-  if (status) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      status = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, status, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  status_ = status;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.QueryResults.status)
-}
-
-// repeated .milvus.proto.schema.FieldData fields_data = 2;
-inline int QueryResults::fields_data_size() const {
-  return fields_data_.size();
-}
-inline ::milvus::proto::schema::FieldData* QueryResults::mutable_fields_data(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.QueryResults.fields_data)
-  return fields_data_.Mutable(index);
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::schema::FieldData >*
-QueryResults::mutable_fields_data() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.QueryResults.fields_data)
-  return &fields_data_;
-}
-inline const ::milvus::proto::schema::FieldData& QueryResults::fields_data(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.QueryResults.fields_data)
-  return fields_data_.Get(index);
-}
-inline ::milvus::proto::schema::FieldData* QueryResults::add_fields_data() {
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.QueryResults.fields_data)
-  return fields_data_.Add();
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::schema::FieldData >&
-QueryResults::fields_data() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.QueryResults.fields_data)
-  return fields_data_;
-}
-
-// string collection_name = 3;
-inline void QueryResults::clear_collection_name() {
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& QueryResults::collection_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.QueryResults.collection_name)
-  return collection_name_.GetNoArena();
-}
-inline void QueryResults::set_collection_name(const std::string& value) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.QueryResults.collection_name)
-}
-inline void QueryResults::set_collection_name(std::string&& value) {
-  
-  collection_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.QueryResults.collection_name)
-}
-inline void QueryResults::set_collection_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.QueryResults.collection_name)
-}
-inline void QueryResults::set_collection_name(const char* value, size_t size) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.QueryResults.collection_name)
-}
-inline std::string* QueryResults::mutable_collection_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.QueryResults.collection_name)
-  return collection_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* QueryResults::release_collection_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.QueryResults.collection_name)
-  
-  return collection_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void QueryResults::set_allocated_collection_name(std::string* collection_name) {
-  if (collection_name != nullptr) {
-    
-  } else {
-    
-  }
-  collection_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), collection_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.QueryResults.collection_name)
-}
-
-// -------------------------------------------------------------------
-
-// VectorIDs
-
-// string collection_name = 1;
-inline void VectorIDs::clear_collection_name() {
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& VectorIDs::collection_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.VectorIDs.collection_name)
-  return collection_name_.GetNoArena();
-}
-inline void VectorIDs::set_collection_name(const std::string& value) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.VectorIDs.collection_name)
-}
-inline void VectorIDs::set_collection_name(std::string&& value) {
-  
-  collection_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.VectorIDs.collection_name)
-}
-inline void VectorIDs::set_collection_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.VectorIDs.collection_name)
-}
-inline void VectorIDs::set_collection_name(const char* value, size_t size) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.VectorIDs.collection_name)
-}
-inline std::string* VectorIDs::mutable_collection_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.VectorIDs.collection_name)
-  return collection_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* VectorIDs::release_collection_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.VectorIDs.collection_name)
-  
-  return collection_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void VectorIDs::set_allocated_collection_name(std::string* collection_name) {
-  if (collection_name != nullptr) {
-    
-  } else {
-    
-  }
-  collection_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), collection_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.VectorIDs.collection_name)
-}
-
-// string field_name = 2;
-inline void VectorIDs::clear_field_name() {
-  field_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& VectorIDs::field_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.VectorIDs.field_name)
-  return field_name_.GetNoArena();
-}
-inline void VectorIDs::set_field_name(const std::string& value) {
-  
-  field_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.VectorIDs.field_name)
-}
-inline void VectorIDs::set_field_name(std::string&& value) {
-  
-  field_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.VectorIDs.field_name)
-}
-inline void VectorIDs::set_field_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  field_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.VectorIDs.field_name)
-}
-inline void VectorIDs::set_field_name(const char* value, size_t size) {
-  
-  field_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.VectorIDs.field_name)
-}
-inline std::string* VectorIDs::mutable_field_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.VectorIDs.field_name)
-  return field_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* VectorIDs::release_field_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.VectorIDs.field_name)
-  
-  return field_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void VectorIDs::set_allocated_field_name(std::string* field_name) {
-  if (field_name != nullptr) {
-    
-  } else {
-    
-  }
-  field_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), field_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.VectorIDs.field_name)
-}
-
-// .milvus.proto.schema.IDs id_array = 3;
-inline bool VectorIDs::has_id_array() const {
-  return this != internal_default_instance() && id_array_ != nullptr;
-}
-inline const ::milvus::proto::schema::IDs& VectorIDs::id_array() const {
-  const ::milvus::proto::schema::IDs* p = id_array_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.VectorIDs.id_array)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::schema::IDs*>(
-      &::milvus::proto::schema::_IDs_default_instance_);
-}
-inline ::milvus::proto::schema::IDs* VectorIDs::release_id_array() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.VectorIDs.id_array)
-  
-  ::milvus::proto::schema::IDs* temp = id_array_;
-  id_array_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::schema::IDs* VectorIDs::mutable_id_array() {
-  
-  if (id_array_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::schema::IDs>(GetArenaNoVirtual());
-    id_array_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.VectorIDs.id_array)
-  return id_array_;
-}
-inline void VectorIDs::set_allocated_id_array(::milvus::proto::schema::IDs* id_array) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(id_array_);
-  }
-  if (id_array) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      id_array = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, id_array, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  id_array_ = id_array;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.VectorIDs.id_array)
-}
-
-// repeated string partition_names = 4;
-inline int VectorIDs::partition_names_size() const {
-  return partition_names_.size();
-}
-inline void VectorIDs::clear_partition_names() {
-  partition_names_.Clear();
-}
-inline const std::string& VectorIDs::partition_names(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.VectorIDs.partition_names)
-  return partition_names_.Get(index);
-}
-inline std::string* VectorIDs::mutable_partition_names(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.VectorIDs.partition_names)
-  return partition_names_.Mutable(index);
-}
-inline void VectorIDs::set_partition_names(int index, const std::string& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.VectorIDs.partition_names)
-  partition_names_.Mutable(index)->assign(value);
-}
-inline void VectorIDs::set_partition_names(int index, std::string&& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.VectorIDs.partition_names)
-  partition_names_.Mutable(index)->assign(std::move(value));
-}
-inline void VectorIDs::set_partition_names(int index, const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  partition_names_.Mutable(index)->assign(value);
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.VectorIDs.partition_names)
-}
-inline void VectorIDs::set_partition_names(int index, const char* value, size_t size) {
-  partition_names_.Mutable(index)->assign(
-    reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.VectorIDs.partition_names)
-}
-inline std::string* VectorIDs::add_partition_names() {
-  // @@protoc_insertion_point(field_add_mutable:milvus.proto.milvus.VectorIDs.partition_names)
-  return partition_names_.Add();
-}
-inline void VectorIDs::add_partition_names(const std::string& value) {
-  partition_names_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.VectorIDs.partition_names)
-}
-inline void VectorIDs::add_partition_names(std::string&& value) {
-  partition_names_.Add(std::move(value));
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.VectorIDs.partition_names)
-}
-inline void VectorIDs::add_partition_names(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  partition_names_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add_char:milvus.proto.milvus.VectorIDs.partition_names)
-}
-inline void VectorIDs::add_partition_names(const char* value, size_t size) {
-  partition_names_.Add()->assign(reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_add_pointer:milvus.proto.milvus.VectorIDs.partition_names)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>&
-VectorIDs::partition_names() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.VectorIDs.partition_names)
-  return partition_names_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>*
-VectorIDs::mutable_partition_names() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.VectorIDs.partition_names)
-  return &partition_names_;
-}
-
-// -------------------------------------------------------------------
-
-// VectorsArray
-
-// .milvus.proto.milvus.VectorIDs id_array = 1;
-inline bool VectorsArray::has_id_array() const {
-  return array_case() == kIdArray;
-}
-inline void VectorsArray::set_has_id_array() {
-  _oneof_case_[0] = kIdArray;
-}
-inline void VectorsArray::clear_id_array() {
-  if (has_id_array()) {
-    delete array_.id_array_;
-    clear_has_array();
-  }
-}
-inline ::milvus::proto::milvus::VectorIDs* VectorsArray::release_id_array() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.VectorsArray.id_array)
-  if (has_id_array()) {
-    clear_has_array();
-      ::milvus::proto::milvus::VectorIDs* temp = array_.id_array_;
-    array_.id_array_ = nullptr;
-    return temp;
-  } else {
-    return nullptr;
-  }
-}
-inline const ::milvus::proto::milvus::VectorIDs& VectorsArray::id_array() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.VectorsArray.id_array)
-  return has_id_array()
-      ? *array_.id_array_
-      : *reinterpret_cast< ::milvus::proto::milvus::VectorIDs*>(&::milvus::proto::milvus::_VectorIDs_default_instance_);
-}
-inline ::milvus::proto::milvus::VectorIDs* VectorsArray::mutable_id_array() {
-  if (!has_id_array()) {
-    clear_array();
-    set_has_id_array();
-    array_.id_array_ = CreateMaybeMessage< ::milvus::proto::milvus::VectorIDs >(
-        GetArenaNoVirtual());
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.VectorsArray.id_array)
-  return array_.id_array_;
-}
-
-// .milvus.proto.schema.VectorField data_array = 2;
-inline bool VectorsArray::has_data_array() const {
-  return array_case() == kDataArray;
-}
-inline void VectorsArray::set_has_data_array() {
-  _oneof_case_[0] = kDataArray;
-}
-inline ::milvus::proto::schema::VectorField* VectorsArray::release_data_array() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.VectorsArray.data_array)
-  if (has_data_array()) {
-    clear_has_array();
-      ::milvus::proto::schema::VectorField* temp = array_.data_array_;
-    array_.data_array_ = nullptr;
-    return temp;
-  } else {
-    return nullptr;
-  }
-}
-inline const ::milvus::proto::schema::VectorField& VectorsArray::data_array() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.VectorsArray.data_array)
-  return has_data_array()
-      ? *array_.data_array_
-      : *reinterpret_cast< ::milvus::proto::schema::VectorField*>(&::milvus::proto::schema::_VectorField_default_instance_);
-}
-inline ::milvus::proto::schema::VectorField* VectorsArray::mutable_data_array() {
-  if (!has_data_array()) {
-    clear_array();
-    set_has_data_array();
-    array_.data_array_ = CreateMaybeMessage< ::milvus::proto::schema::VectorField >(
-        GetArenaNoVirtual());
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.VectorsArray.data_array)
-  return array_.data_array_;
-}
-
-inline bool VectorsArray::has_array() const {
-  return array_case() != ARRAY_NOT_SET;
-}
-inline void VectorsArray::clear_has_array() {
-  _oneof_case_[0] = ARRAY_NOT_SET;
-}
-inline VectorsArray::ArrayCase VectorsArray::array_case() const {
-  return VectorsArray::ArrayCase(_oneof_case_[0]);
-}
-// -------------------------------------------------------------------
-
-// CalcDistanceRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool CalcDistanceRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& CalcDistanceRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.CalcDistanceRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* CalcDistanceRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.CalcDistanceRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* CalcDistanceRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.CalcDistanceRequest.base)
-  return base_;
-}
-inline void CalcDistanceRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.CalcDistanceRequest.base)
-}
-
-// .milvus.proto.milvus.VectorsArray op_left = 2;
-inline bool CalcDistanceRequest::has_op_left() const {
-  return this != internal_default_instance() && op_left_ != nullptr;
-}
-inline void CalcDistanceRequest::clear_op_left() {
-  if (GetArenaNoVirtual() == nullptr && op_left_ != nullptr) {
-    delete op_left_;
-  }
-  op_left_ = nullptr;
-}
-inline const ::milvus::proto::milvus::VectorsArray& CalcDistanceRequest::op_left() const {
-  const ::milvus::proto::milvus::VectorsArray* p = op_left_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.CalcDistanceRequest.op_left)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::milvus::VectorsArray*>(
-      &::milvus::proto::milvus::_VectorsArray_default_instance_);
-}
-inline ::milvus::proto::milvus::VectorsArray* CalcDistanceRequest::release_op_left() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.CalcDistanceRequest.op_left)
-  
-  ::milvus::proto::milvus::VectorsArray* temp = op_left_;
-  op_left_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::milvus::VectorsArray* CalcDistanceRequest::mutable_op_left() {
-  
-  if (op_left_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::milvus::VectorsArray>(GetArenaNoVirtual());
-    op_left_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.CalcDistanceRequest.op_left)
-  return op_left_;
-}
-inline void CalcDistanceRequest::set_allocated_op_left(::milvus::proto::milvus::VectorsArray* op_left) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete op_left_;
-  }
-  if (op_left) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      op_left = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, op_left, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  op_left_ = op_left;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.CalcDistanceRequest.op_left)
-}
-
-// .milvus.proto.milvus.VectorsArray op_right = 3;
-inline bool CalcDistanceRequest::has_op_right() const {
-  return this != internal_default_instance() && op_right_ != nullptr;
-}
-inline void CalcDistanceRequest::clear_op_right() {
-  if (GetArenaNoVirtual() == nullptr && op_right_ != nullptr) {
-    delete op_right_;
-  }
-  op_right_ = nullptr;
-}
-inline const ::milvus::proto::milvus::VectorsArray& CalcDistanceRequest::op_right() const {
-  const ::milvus::proto::milvus::VectorsArray* p = op_right_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.CalcDistanceRequest.op_right)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::milvus::VectorsArray*>(
-      &::milvus::proto::milvus::_VectorsArray_default_instance_);
-}
-inline ::milvus::proto::milvus::VectorsArray* CalcDistanceRequest::release_op_right() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.CalcDistanceRequest.op_right)
-  
-  ::milvus::proto::milvus::VectorsArray* temp = op_right_;
-  op_right_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::milvus::VectorsArray* CalcDistanceRequest::mutable_op_right() {
-  
-  if (op_right_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::milvus::VectorsArray>(GetArenaNoVirtual());
-    op_right_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.CalcDistanceRequest.op_right)
-  return op_right_;
-}
-inline void CalcDistanceRequest::set_allocated_op_right(::milvus::proto::milvus::VectorsArray* op_right) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete op_right_;
-  }
-  if (op_right) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      op_right = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, op_right, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  op_right_ = op_right;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.CalcDistanceRequest.op_right)
-}
-
-// repeated .milvus.proto.common.KeyValuePair params = 4;
-inline int CalcDistanceRequest::params_size() const {
-  return params_.size();
-}
-inline ::milvus::proto::common::KeyValuePair* CalcDistanceRequest::mutable_params(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.CalcDistanceRequest.params)
-  return params_.Mutable(index);
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair >*
-CalcDistanceRequest::mutable_params() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.CalcDistanceRequest.params)
-  return &params_;
-}
-inline const ::milvus::proto::common::KeyValuePair& CalcDistanceRequest::params(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.CalcDistanceRequest.params)
-  return params_.Get(index);
-}
-inline ::milvus::proto::common::KeyValuePair* CalcDistanceRequest::add_params() {
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.CalcDistanceRequest.params)
-  return params_.Add();
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair >&
-CalcDistanceRequest::params() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.CalcDistanceRequest.params)
-  return params_;
-}
-
-// -------------------------------------------------------------------
-
-// CalcDistanceResults
-
-// .milvus.proto.common.Status status = 1;
-inline bool CalcDistanceResults::has_status() const {
-  return this != internal_default_instance() && status_ != nullptr;
-}
-inline const ::milvus::proto::common::Status& CalcDistanceResults::status() const {
-  const ::milvus::proto::common::Status* p = status_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.CalcDistanceResults.status)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::Status*>(
-      &::milvus::proto::common::_Status_default_instance_);
-}
-inline ::milvus::proto::common::Status* CalcDistanceResults::release_status() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.CalcDistanceResults.status)
-  
-  ::milvus::proto::common::Status* temp = status_;
-  status_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::Status* CalcDistanceResults::mutable_status() {
-  
-  if (status_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::Status>(GetArenaNoVirtual());
-    status_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.CalcDistanceResults.status)
-  return status_;
-}
-inline void CalcDistanceResults::set_allocated_status(::milvus::proto::common::Status* status) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(status_);
-  }
-  if (status) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      status = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, status, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  status_ = status;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.CalcDistanceResults.status)
-}
-
-// .milvus.proto.schema.IntArray int_dist = 2;
-inline bool CalcDistanceResults::has_int_dist() const {
-  return array_case() == kIntDist;
-}
-inline void CalcDistanceResults::set_has_int_dist() {
-  _oneof_case_[0] = kIntDist;
-}
-inline ::milvus::proto::schema::IntArray* CalcDistanceResults::release_int_dist() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.CalcDistanceResults.int_dist)
-  if (has_int_dist()) {
-    clear_has_array();
-      ::milvus::proto::schema::IntArray* temp = array_.int_dist_;
-    array_.int_dist_ = nullptr;
-    return temp;
-  } else {
-    return nullptr;
-  }
-}
-inline const ::milvus::proto::schema::IntArray& CalcDistanceResults::int_dist() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.CalcDistanceResults.int_dist)
-  return has_int_dist()
-      ? *array_.int_dist_
-      : *reinterpret_cast< ::milvus::proto::schema::IntArray*>(&::milvus::proto::schema::_IntArray_default_instance_);
-}
-inline ::milvus::proto::schema::IntArray* CalcDistanceResults::mutable_int_dist() {
-  if (!has_int_dist()) {
-    clear_array();
-    set_has_int_dist();
-    array_.int_dist_ = CreateMaybeMessage< ::milvus::proto::schema::IntArray >(
-        GetArenaNoVirtual());
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.CalcDistanceResults.int_dist)
-  return array_.int_dist_;
-}
-
-// .milvus.proto.schema.FloatArray float_dist = 3;
-inline bool CalcDistanceResults::has_float_dist() const {
-  return array_case() == kFloatDist;
-}
-inline void CalcDistanceResults::set_has_float_dist() {
-  _oneof_case_[0] = kFloatDist;
-}
-inline ::milvus::proto::schema::FloatArray* CalcDistanceResults::release_float_dist() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.CalcDistanceResults.float_dist)
-  if (has_float_dist()) {
-    clear_has_array();
-      ::milvus::proto::schema::FloatArray* temp = array_.float_dist_;
-    array_.float_dist_ = nullptr;
-    return temp;
-  } else {
-    return nullptr;
-  }
-}
-inline const ::milvus::proto::schema::FloatArray& CalcDistanceResults::float_dist() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.CalcDistanceResults.float_dist)
-  return has_float_dist()
-      ? *array_.float_dist_
-      : *reinterpret_cast< ::milvus::proto::schema::FloatArray*>(&::milvus::proto::schema::_FloatArray_default_instance_);
-}
-inline ::milvus::proto::schema::FloatArray* CalcDistanceResults::mutable_float_dist() {
-  if (!has_float_dist()) {
-    clear_array();
-    set_has_float_dist();
-    array_.float_dist_ = CreateMaybeMessage< ::milvus::proto::schema::FloatArray >(
-        GetArenaNoVirtual());
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.CalcDistanceResults.float_dist)
-  return array_.float_dist_;
-}
-
-inline bool CalcDistanceResults::has_array() const {
-  return array_case() != ARRAY_NOT_SET;
-}
-inline void CalcDistanceResults::clear_has_array() {
-  _oneof_case_[0] = ARRAY_NOT_SET;
-}
-inline CalcDistanceResults::ArrayCase CalcDistanceResults::array_case() const {
-  return CalcDistanceResults::ArrayCase(_oneof_case_[0]);
-}
-// -------------------------------------------------------------------
-
-// PersistentSegmentInfo
-
-// int64 segmentID = 1;
-inline void PersistentSegmentInfo::clear_segmentid() {
-  segmentid_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 PersistentSegmentInfo::segmentid() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.PersistentSegmentInfo.segmentID)
-  return segmentid_;
-}
-inline void PersistentSegmentInfo::set_segmentid(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  segmentid_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.PersistentSegmentInfo.segmentID)
-}
-
-// int64 collectionID = 2;
-inline void PersistentSegmentInfo::clear_collectionid() {
-  collectionid_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 PersistentSegmentInfo::collectionid() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.PersistentSegmentInfo.collectionID)
-  return collectionid_;
-}
-inline void PersistentSegmentInfo::set_collectionid(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  collectionid_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.PersistentSegmentInfo.collectionID)
-}
-
-// int64 partitionID = 3;
-inline void PersistentSegmentInfo::clear_partitionid() {
-  partitionid_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 PersistentSegmentInfo::partitionid() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.PersistentSegmentInfo.partitionID)
-  return partitionid_;
-}
-inline void PersistentSegmentInfo::set_partitionid(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  partitionid_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.PersistentSegmentInfo.partitionID)
-}
-
-// int64 num_rows = 4;
-inline void PersistentSegmentInfo::clear_num_rows() {
-  num_rows_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 PersistentSegmentInfo::num_rows() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.PersistentSegmentInfo.num_rows)
-  return num_rows_;
-}
-inline void PersistentSegmentInfo::set_num_rows(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  num_rows_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.PersistentSegmentInfo.num_rows)
-}
-
-// .milvus.proto.common.SegmentState state = 5;
-inline void PersistentSegmentInfo::clear_state() {
-  state_ = 0;
-}
-inline ::milvus::proto::common::SegmentState PersistentSegmentInfo::state() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.PersistentSegmentInfo.state)
-  return static_cast< ::milvus::proto::common::SegmentState >(state_);
-}
-inline void PersistentSegmentInfo::set_state(::milvus::proto::common::SegmentState value) {
-  
-  state_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.PersistentSegmentInfo.state)
-}
-
-// -------------------------------------------------------------------
-
-// GetPersistentSegmentInfoRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool GetPersistentSegmentInfoRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& GetPersistentSegmentInfoRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetPersistentSegmentInfoRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* GetPersistentSegmentInfoRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetPersistentSegmentInfoRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* GetPersistentSegmentInfoRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetPersistentSegmentInfoRequest.base)
-  return base_;
-}
-inline void GetPersistentSegmentInfoRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetPersistentSegmentInfoRequest.base)
-}
-
-// string dbName = 2;
-inline void GetPersistentSegmentInfoRequest::clear_dbname() {
-  dbname_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& GetPersistentSegmentInfoRequest::dbname() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetPersistentSegmentInfoRequest.dbName)
-  return dbname_.GetNoArena();
-}
-inline void GetPersistentSegmentInfoRequest::set_dbname(const std::string& value) {
-  
-  dbname_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetPersistentSegmentInfoRequest.dbName)
-}
-inline void GetPersistentSegmentInfoRequest::set_dbname(std::string&& value) {
-  
-  dbname_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.GetPersistentSegmentInfoRequest.dbName)
-}
-inline void GetPersistentSegmentInfoRequest::set_dbname(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  dbname_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.GetPersistentSegmentInfoRequest.dbName)
-}
-inline void GetPersistentSegmentInfoRequest::set_dbname(const char* value, size_t size) {
-  
-  dbname_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.GetPersistentSegmentInfoRequest.dbName)
-}
-inline std::string* GetPersistentSegmentInfoRequest::mutable_dbname() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetPersistentSegmentInfoRequest.dbName)
-  return dbname_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* GetPersistentSegmentInfoRequest::release_dbname() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetPersistentSegmentInfoRequest.dbName)
-  
-  return dbname_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void GetPersistentSegmentInfoRequest::set_allocated_dbname(std::string* dbname) {
-  if (dbname != nullptr) {
-    
-  } else {
-    
-  }
-  dbname_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), dbname);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetPersistentSegmentInfoRequest.dbName)
-}
-
-// string collectionName = 3;
-inline void GetPersistentSegmentInfoRequest::clear_collectionname() {
-  collectionname_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& GetPersistentSegmentInfoRequest::collectionname() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetPersistentSegmentInfoRequest.collectionName)
-  return collectionname_.GetNoArena();
-}
-inline void GetPersistentSegmentInfoRequest::set_collectionname(const std::string& value) {
-  
-  collectionname_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetPersistentSegmentInfoRequest.collectionName)
-}
-inline void GetPersistentSegmentInfoRequest::set_collectionname(std::string&& value) {
-  
-  collectionname_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.GetPersistentSegmentInfoRequest.collectionName)
-}
-inline void GetPersistentSegmentInfoRequest::set_collectionname(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  collectionname_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.GetPersistentSegmentInfoRequest.collectionName)
-}
-inline void GetPersistentSegmentInfoRequest::set_collectionname(const char* value, size_t size) {
-  
-  collectionname_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.GetPersistentSegmentInfoRequest.collectionName)
-}
-inline std::string* GetPersistentSegmentInfoRequest::mutable_collectionname() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetPersistentSegmentInfoRequest.collectionName)
-  return collectionname_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* GetPersistentSegmentInfoRequest::release_collectionname() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetPersistentSegmentInfoRequest.collectionName)
-  
-  return collectionname_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void GetPersistentSegmentInfoRequest::set_allocated_collectionname(std::string* collectionname) {
-  if (collectionname != nullptr) {
-    
-  } else {
-    
-  }
-  collectionname_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), collectionname);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetPersistentSegmentInfoRequest.collectionName)
-}
-
-// -------------------------------------------------------------------
-
-// GetPersistentSegmentInfoResponse
-
-// .milvus.proto.common.Status status = 1;
-inline bool GetPersistentSegmentInfoResponse::has_status() const {
-  return this != internal_default_instance() && status_ != nullptr;
-}
-inline const ::milvus::proto::common::Status& GetPersistentSegmentInfoResponse::status() const {
-  const ::milvus::proto::common::Status* p = status_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetPersistentSegmentInfoResponse.status)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::Status*>(
-      &::milvus::proto::common::_Status_default_instance_);
-}
-inline ::milvus::proto::common::Status* GetPersistentSegmentInfoResponse::release_status() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetPersistentSegmentInfoResponse.status)
-  
-  ::milvus::proto::common::Status* temp = status_;
-  status_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::Status* GetPersistentSegmentInfoResponse::mutable_status() {
-  
-  if (status_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::Status>(GetArenaNoVirtual());
-    status_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetPersistentSegmentInfoResponse.status)
-  return status_;
-}
-inline void GetPersistentSegmentInfoResponse::set_allocated_status(::milvus::proto::common::Status* status) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(status_);
-  }
-  if (status) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      status = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, status, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  status_ = status;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetPersistentSegmentInfoResponse.status)
-}
-
-// repeated .milvus.proto.milvus.PersistentSegmentInfo infos = 2;
-inline int GetPersistentSegmentInfoResponse::infos_size() const {
-  return infos_.size();
-}
-inline void GetPersistentSegmentInfoResponse::clear_infos() {
-  infos_.Clear();
-}
-inline ::milvus::proto::milvus::PersistentSegmentInfo* GetPersistentSegmentInfoResponse::mutable_infos(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetPersistentSegmentInfoResponse.infos)
-  return infos_.Mutable(index);
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::PersistentSegmentInfo >*
-GetPersistentSegmentInfoResponse::mutable_infos() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.GetPersistentSegmentInfoResponse.infos)
-  return &infos_;
-}
-inline const ::milvus::proto::milvus::PersistentSegmentInfo& GetPersistentSegmentInfoResponse::infos(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetPersistentSegmentInfoResponse.infos)
-  return infos_.Get(index);
-}
-inline ::milvus::proto::milvus::PersistentSegmentInfo* GetPersistentSegmentInfoResponse::add_infos() {
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.GetPersistentSegmentInfoResponse.infos)
-  return infos_.Add();
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::PersistentSegmentInfo >&
-GetPersistentSegmentInfoResponse::infos() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.GetPersistentSegmentInfoResponse.infos)
-  return infos_;
-}
-
-// -------------------------------------------------------------------
-
-// QuerySegmentInfo
-
-// int64 segmentID = 1;
-inline void QuerySegmentInfo::clear_segmentid() {
-  segmentid_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 QuerySegmentInfo::segmentid() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.QuerySegmentInfo.segmentID)
-  return segmentid_;
-}
-inline void QuerySegmentInfo::set_segmentid(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  segmentid_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.QuerySegmentInfo.segmentID)
-}
-
-// int64 collectionID = 2;
-inline void QuerySegmentInfo::clear_collectionid() {
-  collectionid_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 QuerySegmentInfo::collectionid() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.QuerySegmentInfo.collectionID)
-  return collectionid_;
-}
-inline void QuerySegmentInfo::set_collectionid(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  collectionid_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.QuerySegmentInfo.collectionID)
-}
-
-// int64 partitionID = 3;
-inline void QuerySegmentInfo::clear_partitionid() {
-  partitionid_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 QuerySegmentInfo::partitionid() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.QuerySegmentInfo.partitionID)
-  return partitionid_;
-}
-inline void QuerySegmentInfo::set_partitionid(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  partitionid_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.QuerySegmentInfo.partitionID)
-}
-
-// int64 mem_size = 4;
-inline void QuerySegmentInfo::clear_mem_size() {
-  mem_size_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 QuerySegmentInfo::mem_size() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.QuerySegmentInfo.mem_size)
-  return mem_size_;
-}
-inline void QuerySegmentInfo::set_mem_size(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  mem_size_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.QuerySegmentInfo.mem_size)
-}
-
-// int64 num_rows = 5;
-inline void QuerySegmentInfo::clear_num_rows() {
-  num_rows_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 QuerySegmentInfo::num_rows() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.QuerySegmentInfo.num_rows)
-  return num_rows_;
-}
-inline void QuerySegmentInfo::set_num_rows(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  num_rows_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.QuerySegmentInfo.num_rows)
-}
-
-// string index_name = 6;
-inline void QuerySegmentInfo::clear_index_name() {
-  index_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& QuerySegmentInfo::index_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.QuerySegmentInfo.index_name)
-  return index_name_.GetNoArena();
-}
-inline void QuerySegmentInfo::set_index_name(const std::string& value) {
-  
-  index_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.QuerySegmentInfo.index_name)
-}
-inline void QuerySegmentInfo::set_index_name(std::string&& value) {
-  
-  index_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.QuerySegmentInfo.index_name)
-}
-inline void QuerySegmentInfo::set_index_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  index_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.QuerySegmentInfo.index_name)
-}
-inline void QuerySegmentInfo::set_index_name(const char* value, size_t size) {
-  
-  index_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.QuerySegmentInfo.index_name)
-}
-inline std::string* QuerySegmentInfo::mutable_index_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.QuerySegmentInfo.index_name)
-  return index_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* QuerySegmentInfo::release_index_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.QuerySegmentInfo.index_name)
-  
-  return index_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void QuerySegmentInfo::set_allocated_index_name(std::string* index_name) {
-  if (index_name != nullptr) {
-    
-  } else {
-    
-  }
-  index_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), index_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.QuerySegmentInfo.index_name)
-}
-
-// int64 indexID = 7;
-inline void QuerySegmentInfo::clear_indexid() {
-  indexid_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 QuerySegmentInfo::indexid() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.QuerySegmentInfo.indexID)
-  return indexid_;
-}
-inline void QuerySegmentInfo::set_indexid(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  indexid_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.QuerySegmentInfo.indexID)
-}
-
-// int64 nodeID = 8;
-inline void QuerySegmentInfo::clear_nodeid() {
-  nodeid_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 QuerySegmentInfo::nodeid() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.QuerySegmentInfo.nodeID)
-  return nodeid_;
-}
-inline void QuerySegmentInfo::set_nodeid(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  nodeid_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.QuerySegmentInfo.nodeID)
-}
-
-// .milvus.proto.common.SegmentState state = 9;
-inline void QuerySegmentInfo::clear_state() {
-  state_ = 0;
-}
-inline ::milvus::proto::common::SegmentState QuerySegmentInfo::state() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.QuerySegmentInfo.state)
-  return static_cast< ::milvus::proto::common::SegmentState >(state_);
-}
-inline void QuerySegmentInfo::set_state(::milvus::proto::common::SegmentState value) {
-  
-  state_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.QuerySegmentInfo.state)
-}
-
-// repeated int64 nodeIds = 10;
-inline int QuerySegmentInfo::nodeids_size() const {
-  return nodeids_.size();
-}
-inline void QuerySegmentInfo::clear_nodeids() {
-  nodeids_.Clear();
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 QuerySegmentInfo::nodeids(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.QuerySegmentInfo.nodeIds)
-  return nodeids_.Get(index);
-}
-inline void QuerySegmentInfo::set_nodeids(int index, ::PROTOBUF_NAMESPACE_ID::int64 value) {
-  nodeids_.Set(index, value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.QuerySegmentInfo.nodeIds)
-}
-inline void QuerySegmentInfo::add_nodeids(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  nodeids_.Add(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.QuerySegmentInfo.nodeIds)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >&
-QuerySegmentInfo::nodeids() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.QuerySegmentInfo.nodeIds)
-  return nodeids_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >*
-QuerySegmentInfo::mutable_nodeids() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.QuerySegmentInfo.nodeIds)
-  return &nodeids_;
-}
-
-// -------------------------------------------------------------------
-
-// GetQuerySegmentInfoRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool GetQuerySegmentInfoRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& GetQuerySegmentInfoRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetQuerySegmentInfoRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* GetQuerySegmentInfoRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetQuerySegmentInfoRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* GetQuerySegmentInfoRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetQuerySegmentInfoRequest.base)
-  return base_;
-}
-inline void GetQuerySegmentInfoRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetQuerySegmentInfoRequest.base)
-}
-
-// string dbName = 2;
-inline void GetQuerySegmentInfoRequest::clear_dbname() {
-  dbname_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& GetQuerySegmentInfoRequest::dbname() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetQuerySegmentInfoRequest.dbName)
-  return dbname_.GetNoArena();
-}
-inline void GetQuerySegmentInfoRequest::set_dbname(const std::string& value) {
-  
-  dbname_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetQuerySegmentInfoRequest.dbName)
-}
-inline void GetQuerySegmentInfoRequest::set_dbname(std::string&& value) {
-  
-  dbname_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.GetQuerySegmentInfoRequest.dbName)
-}
-inline void GetQuerySegmentInfoRequest::set_dbname(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  dbname_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.GetQuerySegmentInfoRequest.dbName)
-}
-inline void GetQuerySegmentInfoRequest::set_dbname(const char* value, size_t size) {
-  
-  dbname_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.GetQuerySegmentInfoRequest.dbName)
-}
-inline std::string* GetQuerySegmentInfoRequest::mutable_dbname() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetQuerySegmentInfoRequest.dbName)
-  return dbname_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* GetQuerySegmentInfoRequest::release_dbname() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetQuerySegmentInfoRequest.dbName)
-  
-  return dbname_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void GetQuerySegmentInfoRequest::set_allocated_dbname(std::string* dbname) {
-  if (dbname != nullptr) {
-    
-  } else {
-    
-  }
-  dbname_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), dbname);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetQuerySegmentInfoRequest.dbName)
-}
-
-// string collectionName = 3;
-inline void GetQuerySegmentInfoRequest::clear_collectionname() {
-  collectionname_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& GetQuerySegmentInfoRequest::collectionname() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetQuerySegmentInfoRequest.collectionName)
-  return collectionname_.GetNoArena();
-}
-inline void GetQuerySegmentInfoRequest::set_collectionname(const std::string& value) {
-  
-  collectionname_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetQuerySegmentInfoRequest.collectionName)
-}
-inline void GetQuerySegmentInfoRequest::set_collectionname(std::string&& value) {
-  
-  collectionname_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.GetQuerySegmentInfoRequest.collectionName)
-}
-inline void GetQuerySegmentInfoRequest::set_collectionname(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  collectionname_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.GetQuerySegmentInfoRequest.collectionName)
-}
-inline void GetQuerySegmentInfoRequest::set_collectionname(const char* value, size_t size) {
-  
-  collectionname_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.GetQuerySegmentInfoRequest.collectionName)
-}
-inline std::string* GetQuerySegmentInfoRequest::mutable_collectionname() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetQuerySegmentInfoRequest.collectionName)
-  return collectionname_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* GetQuerySegmentInfoRequest::release_collectionname() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetQuerySegmentInfoRequest.collectionName)
-  
-  return collectionname_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void GetQuerySegmentInfoRequest::set_allocated_collectionname(std::string* collectionname) {
-  if (collectionname != nullptr) {
-    
-  } else {
-    
-  }
-  collectionname_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), collectionname);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetQuerySegmentInfoRequest.collectionName)
-}
-
-// -------------------------------------------------------------------
-
-// GetQuerySegmentInfoResponse
-
-// .milvus.proto.common.Status status = 1;
-inline bool GetQuerySegmentInfoResponse::has_status() const {
-  return this != internal_default_instance() && status_ != nullptr;
-}
-inline const ::milvus::proto::common::Status& GetQuerySegmentInfoResponse::status() const {
-  const ::milvus::proto::common::Status* p = status_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetQuerySegmentInfoResponse.status)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::Status*>(
-      &::milvus::proto::common::_Status_default_instance_);
-}
-inline ::milvus::proto::common::Status* GetQuerySegmentInfoResponse::release_status() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetQuerySegmentInfoResponse.status)
-  
-  ::milvus::proto::common::Status* temp = status_;
-  status_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::Status* GetQuerySegmentInfoResponse::mutable_status() {
-  
-  if (status_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::Status>(GetArenaNoVirtual());
-    status_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetQuerySegmentInfoResponse.status)
-  return status_;
-}
-inline void GetQuerySegmentInfoResponse::set_allocated_status(::milvus::proto::common::Status* status) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(status_);
-  }
-  if (status) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      status = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, status, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  status_ = status;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetQuerySegmentInfoResponse.status)
-}
-
-// repeated .milvus.proto.milvus.QuerySegmentInfo infos = 2;
-inline int GetQuerySegmentInfoResponse::infos_size() const {
-  return infos_.size();
-}
-inline void GetQuerySegmentInfoResponse::clear_infos() {
-  infos_.Clear();
-}
-inline ::milvus::proto::milvus::QuerySegmentInfo* GetQuerySegmentInfoResponse::mutable_infos(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetQuerySegmentInfoResponse.infos)
-  return infos_.Mutable(index);
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::QuerySegmentInfo >*
-GetQuerySegmentInfoResponse::mutable_infos() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.GetQuerySegmentInfoResponse.infos)
-  return &infos_;
-}
-inline const ::milvus::proto::milvus::QuerySegmentInfo& GetQuerySegmentInfoResponse::infos(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetQuerySegmentInfoResponse.infos)
-  return infos_.Get(index);
-}
-inline ::milvus::proto::milvus::QuerySegmentInfo* GetQuerySegmentInfoResponse::add_infos() {
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.GetQuerySegmentInfoResponse.infos)
-  return infos_.Add();
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::QuerySegmentInfo >&
-GetQuerySegmentInfoResponse::infos() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.GetQuerySegmentInfoResponse.infos)
-  return infos_;
-}
-
-// -------------------------------------------------------------------
-
-// DummyRequest
-
-// string request_type = 1;
-inline void DummyRequest::clear_request_type() {
-  request_type_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& DummyRequest::request_type() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DummyRequest.request_type)
-  return request_type_.GetNoArena();
-}
-inline void DummyRequest::set_request_type(const std::string& value) {
-  
-  request_type_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DummyRequest.request_type)
-}
-inline void DummyRequest::set_request_type(std::string&& value) {
-  
-  request_type_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.DummyRequest.request_type)
-}
-inline void DummyRequest::set_request_type(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  request_type_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.DummyRequest.request_type)
-}
-inline void DummyRequest::set_request_type(const char* value, size_t size) {
-  
-  request_type_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.DummyRequest.request_type)
-}
-inline std::string* DummyRequest::mutable_request_type() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DummyRequest.request_type)
-  return request_type_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* DummyRequest::release_request_type() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DummyRequest.request_type)
-  
-  return request_type_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void DummyRequest::set_allocated_request_type(std::string* request_type) {
-  if (request_type != nullptr) {
-    
-  } else {
-    
-  }
-  request_type_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), request_type);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DummyRequest.request_type)
-}
-
-// -------------------------------------------------------------------
-
-// DummyResponse
-
-// string response = 1;
-inline void DummyResponse::clear_response() {
-  response_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& DummyResponse::response() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DummyResponse.response)
-  return response_.GetNoArena();
-}
-inline void DummyResponse::set_response(const std::string& value) {
-  
-  response_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DummyResponse.response)
-}
-inline void DummyResponse::set_response(std::string&& value) {
-  
-  response_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.DummyResponse.response)
-}
-inline void DummyResponse::set_response(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  response_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.DummyResponse.response)
-}
-inline void DummyResponse::set_response(const char* value, size_t size) {
-  
-  response_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.DummyResponse.response)
-}
-inline std::string* DummyResponse::mutable_response() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DummyResponse.response)
-  return response_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* DummyResponse::release_response() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DummyResponse.response)
-  
-  return response_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void DummyResponse::set_allocated_response(std::string* response) {
-  if (response != nullptr) {
-    
-  } else {
-    
-  }
-  response_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), response);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DummyResponse.response)
-}
-
-// -------------------------------------------------------------------
-
-// RegisterLinkRequest
-
-// -------------------------------------------------------------------
-
-// RegisterLinkResponse
-
-// .milvus.proto.common.Address address = 1;
-inline bool RegisterLinkResponse::has_address() const {
-  return this != internal_default_instance() && address_ != nullptr;
-}
-inline const ::milvus::proto::common::Address& RegisterLinkResponse::address() const {
-  const ::milvus::proto::common::Address* p = address_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.RegisterLinkResponse.address)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::Address*>(
-      &::milvus::proto::common::_Address_default_instance_);
-}
-inline ::milvus::proto::common::Address* RegisterLinkResponse::release_address() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.RegisterLinkResponse.address)
-  
-  ::milvus::proto::common::Address* temp = address_;
-  address_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::Address* RegisterLinkResponse::mutable_address() {
-  
-  if (address_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::Address>(GetArenaNoVirtual());
-    address_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.RegisterLinkResponse.address)
-  return address_;
-}
-inline void RegisterLinkResponse::set_allocated_address(::milvus::proto::common::Address* address) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(address_);
-  }
-  if (address) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      address = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, address, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  address_ = address;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.RegisterLinkResponse.address)
-}
-
-// .milvus.proto.common.Status status = 2;
-inline bool RegisterLinkResponse::has_status() const {
-  return this != internal_default_instance() && status_ != nullptr;
-}
-inline const ::milvus::proto::common::Status& RegisterLinkResponse::status() const {
-  const ::milvus::proto::common::Status* p = status_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.RegisterLinkResponse.status)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::Status*>(
-      &::milvus::proto::common::_Status_default_instance_);
-}
-inline ::milvus::proto::common::Status* RegisterLinkResponse::release_status() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.RegisterLinkResponse.status)
-  
-  ::milvus::proto::common::Status* temp = status_;
-  status_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::Status* RegisterLinkResponse::mutable_status() {
-  
-  if (status_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::Status>(GetArenaNoVirtual());
-    status_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.RegisterLinkResponse.status)
-  return status_;
-}
-inline void RegisterLinkResponse::set_allocated_status(::milvus::proto::common::Status* status) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(status_);
-  }
-  if (status) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      status = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, status, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  status_ = status;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.RegisterLinkResponse.status)
-}
-
-// -------------------------------------------------------------------
-
-// GetMetricsRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool GetMetricsRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& GetMetricsRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetMetricsRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* GetMetricsRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetMetricsRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* GetMetricsRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetMetricsRequest.base)
-  return base_;
-}
-inline void GetMetricsRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetMetricsRequest.base)
-}
-
-// string request = 2;
-inline void GetMetricsRequest::clear_request() {
-  request_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& GetMetricsRequest::request() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetMetricsRequest.request)
-  return request_.GetNoArena();
-}
-inline void GetMetricsRequest::set_request(const std::string& value) {
-  
-  request_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetMetricsRequest.request)
-}
-inline void GetMetricsRequest::set_request(std::string&& value) {
-  
-  request_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.GetMetricsRequest.request)
-}
-inline void GetMetricsRequest::set_request(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  request_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.GetMetricsRequest.request)
-}
-inline void GetMetricsRequest::set_request(const char* value, size_t size) {
-  
-  request_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.GetMetricsRequest.request)
-}
-inline std::string* GetMetricsRequest::mutable_request() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetMetricsRequest.request)
-  return request_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* GetMetricsRequest::release_request() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetMetricsRequest.request)
-  
-  return request_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void GetMetricsRequest::set_allocated_request(std::string* request) {
-  if (request != nullptr) {
-    
-  } else {
-    
-  }
-  request_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), request);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetMetricsRequest.request)
-}
-
-// -------------------------------------------------------------------
-
-// GetMetricsResponse
-
-// .milvus.proto.common.Status status = 1;
-inline bool GetMetricsResponse::has_status() const {
-  return this != internal_default_instance() && status_ != nullptr;
-}
-inline const ::milvus::proto::common::Status& GetMetricsResponse::status() const {
-  const ::milvus::proto::common::Status* p = status_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetMetricsResponse.status)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::Status*>(
-      &::milvus::proto::common::_Status_default_instance_);
-}
-inline ::milvus::proto::common::Status* GetMetricsResponse::release_status() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetMetricsResponse.status)
-  
-  ::milvus::proto::common::Status* temp = status_;
-  status_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::Status* GetMetricsResponse::mutable_status() {
-  
-  if (status_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::Status>(GetArenaNoVirtual());
-    status_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetMetricsResponse.status)
-  return status_;
-}
-inline void GetMetricsResponse::set_allocated_status(::milvus::proto::common::Status* status) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(status_);
-  }
-  if (status) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      status = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, status, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  status_ = status;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetMetricsResponse.status)
-}
-
-// string response = 2;
-inline void GetMetricsResponse::clear_response() {
-  response_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& GetMetricsResponse::response() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetMetricsResponse.response)
-  return response_.GetNoArena();
-}
-inline void GetMetricsResponse::set_response(const std::string& value) {
-  
-  response_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetMetricsResponse.response)
-}
-inline void GetMetricsResponse::set_response(std::string&& value) {
-  
-  response_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.GetMetricsResponse.response)
-}
-inline void GetMetricsResponse::set_response(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  response_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.GetMetricsResponse.response)
-}
-inline void GetMetricsResponse::set_response(const char* value, size_t size) {
-  
-  response_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.GetMetricsResponse.response)
-}
-inline std::string* GetMetricsResponse::mutable_response() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetMetricsResponse.response)
-  return response_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* GetMetricsResponse::release_response() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetMetricsResponse.response)
-  
-  return response_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void GetMetricsResponse::set_allocated_response(std::string* response) {
-  if (response != nullptr) {
-    
-  } else {
-    
-  }
-  response_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), response);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetMetricsResponse.response)
-}
-
-// string component_name = 3;
-inline void GetMetricsResponse::clear_component_name() {
-  component_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& GetMetricsResponse::component_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetMetricsResponse.component_name)
-  return component_name_.GetNoArena();
-}
-inline void GetMetricsResponse::set_component_name(const std::string& value) {
-  
-  component_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetMetricsResponse.component_name)
-}
-inline void GetMetricsResponse::set_component_name(std::string&& value) {
-  
-  component_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.GetMetricsResponse.component_name)
-}
-inline void GetMetricsResponse::set_component_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  component_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.GetMetricsResponse.component_name)
-}
-inline void GetMetricsResponse::set_component_name(const char* value, size_t size) {
-  
-  component_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.GetMetricsResponse.component_name)
-}
-inline std::string* GetMetricsResponse::mutable_component_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetMetricsResponse.component_name)
-  return component_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* GetMetricsResponse::release_component_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetMetricsResponse.component_name)
-  
-  return component_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void GetMetricsResponse::set_allocated_component_name(std::string* component_name) {
-  if (component_name != nullptr) {
-    
-  } else {
-    
-  }
-  component_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), component_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetMetricsResponse.component_name)
-}
-
-// -------------------------------------------------------------------
-
-// LoadBalanceRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool LoadBalanceRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& LoadBalanceRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.LoadBalanceRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* LoadBalanceRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.LoadBalanceRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* LoadBalanceRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.LoadBalanceRequest.base)
-  return base_;
-}
-inline void LoadBalanceRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.LoadBalanceRequest.base)
-}
-
-// int64 src_nodeID = 2;
-inline void LoadBalanceRequest::clear_src_nodeid() {
-  src_nodeid_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 LoadBalanceRequest::src_nodeid() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.LoadBalanceRequest.src_nodeID)
-  return src_nodeid_;
-}
-inline void LoadBalanceRequest::set_src_nodeid(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  src_nodeid_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.LoadBalanceRequest.src_nodeID)
-}
-
-// repeated int64 dst_nodeIDs = 3;
-inline int LoadBalanceRequest::dst_nodeids_size() const {
-  return dst_nodeids_.size();
-}
-inline void LoadBalanceRequest::clear_dst_nodeids() {
-  dst_nodeids_.Clear();
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 LoadBalanceRequest::dst_nodeids(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.LoadBalanceRequest.dst_nodeIDs)
-  return dst_nodeids_.Get(index);
-}
-inline void LoadBalanceRequest::set_dst_nodeids(int index, ::PROTOBUF_NAMESPACE_ID::int64 value) {
-  dst_nodeids_.Set(index, value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.LoadBalanceRequest.dst_nodeIDs)
-}
-inline void LoadBalanceRequest::add_dst_nodeids(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  dst_nodeids_.Add(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.LoadBalanceRequest.dst_nodeIDs)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >&
-LoadBalanceRequest::dst_nodeids() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.LoadBalanceRequest.dst_nodeIDs)
-  return dst_nodeids_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >*
-LoadBalanceRequest::mutable_dst_nodeids() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.LoadBalanceRequest.dst_nodeIDs)
-  return &dst_nodeids_;
-}
-
-// repeated int64 sealed_segmentIDs = 4;
-inline int LoadBalanceRequest::sealed_segmentids_size() const {
-  return sealed_segmentids_.size();
-}
-inline void LoadBalanceRequest::clear_sealed_segmentids() {
-  sealed_segmentids_.Clear();
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 LoadBalanceRequest::sealed_segmentids(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.LoadBalanceRequest.sealed_segmentIDs)
-  return sealed_segmentids_.Get(index);
-}
-inline void LoadBalanceRequest::set_sealed_segmentids(int index, ::PROTOBUF_NAMESPACE_ID::int64 value) {
-  sealed_segmentids_.Set(index, value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.LoadBalanceRequest.sealed_segmentIDs)
-}
-inline void LoadBalanceRequest::add_sealed_segmentids(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  sealed_segmentids_.Add(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.LoadBalanceRequest.sealed_segmentIDs)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >&
-LoadBalanceRequest::sealed_segmentids() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.LoadBalanceRequest.sealed_segmentIDs)
-  return sealed_segmentids_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >*
-LoadBalanceRequest::mutable_sealed_segmentids() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.LoadBalanceRequest.sealed_segmentIDs)
-  return &sealed_segmentids_;
-}
-
-// string collectionName = 5;
-inline void LoadBalanceRequest::clear_collectionname() {
-  collectionname_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& LoadBalanceRequest::collectionname() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.LoadBalanceRequest.collectionName)
-  return collectionname_.GetNoArena();
-}
-inline void LoadBalanceRequest::set_collectionname(const std::string& value) {
-  
-  collectionname_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.LoadBalanceRequest.collectionName)
-}
-inline void LoadBalanceRequest::set_collectionname(std::string&& value) {
-  
-  collectionname_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.LoadBalanceRequest.collectionName)
-}
-inline void LoadBalanceRequest::set_collectionname(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  collectionname_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.LoadBalanceRequest.collectionName)
-}
-inline void LoadBalanceRequest::set_collectionname(const char* value, size_t size) {
-  
-  collectionname_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.LoadBalanceRequest.collectionName)
-}
-inline std::string* LoadBalanceRequest::mutable_collectionname() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.LoadBalanceRequest.collectionName)
-  return collectionname_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* LoadBalanceRequest::release_collectionname() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.LoadBalanceRequest.collectionName)
-  
-  return collectionname_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void LoadBalanceRequest::set_allocated_collectionname(std::string* collectionname) {
-  if (collectionname != nullptr) {
-    
-  } else {
-    
-  }
-  collectionname_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), collectionname);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.LoadBalanceRequest.collectionName)
-}
-
-// -------------------------------------------------------------------
-
-// ManualCompactionRequest
-
-// int64 collectionID = 1;
-inline void ManualCompactionRequest::clear_collectionid() {
-  collectionid_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 ManualCompactionRequest::collectionid() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ManualCompactionRequest.collectionID)
-  return collectionid_;
-}
-inline void ManualCompactionRequest::set_collectionid(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  collectionid_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ManualCompactionRequest.collectionID)
-}
-
-// uint64 timetravel = 2;
-inline void ManualCompactionRequest::clear_timetravel() {
-  timetravel_ = PROTOBUF_ULONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::uint64 ManualCompactionRequest::timetravel() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ManualCompactionRequest.timetravel)
-  return timetravel_;
-}
-inline void ManualCompactionRequest::set_timetravel(::PROTOBUF_NAMESPACE_ID::uint64 value) {
-  
-  timetravel_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ManualCompactionRequest.timetravel)
-}
-
-// -------------------------------------------------------------------
-
-// ManualCompactionResponse
-
-// .milvus.proto.common.Status status = 1;
-inline bool ManualCompactionResponse::has_status() const {
-  return this != internal_default_instance() && status_ != nullptr;
-}
-inline const ::milvus::proto::common::Status& ManualCompactionResponse::status() const {
-  const ::milvus::proto::common::Status* p = status_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ManualCompactionResponse.status)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::Status*>(
-      &::milvus::proto::common::_Status_default_instance_);
-}
-inline ::milvus::proto::common::Status* ManualCompactionResponse::release_status() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.ManualCompactionResponse.status)
-  
-  ::milvus::proto::common::Status* temp = status_;
-  status_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::Status* ManualCompactionResponse::mutable_status() {
-  
-  if (status_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::Status>(GetArenaNoVirtual());
-    status_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ManualCompactionResponse.status)
-  return status_;
-}
-inline void ManualCompactionResponse::set_allocated_status(::milvus::proto::common::Status* status) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(status_);
-  }
-  if (status) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      status = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, status, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  status_ = status;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.ManualCompactionResponse.status)
-}
-
-// int64 compactionID = 2;
-inline void ManualCompactionResponse::clear_compactionid() {
-  compactionid_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 ManualCompactionResponse::compactionid() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ManualCompactionResponse.compactionID)
-  return compactionid_;
-}
-inline void ManualCompactionResponse::set_compactionid(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  compactionid_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ManualCompactionResponse.compactionID)
-}
-
-// -------------------------------------------------------------------
-
-// GetCompactionStateRequest
-
-// int64 compactionID = 1;
-inline void GetCompactionStateRequest::clear_compactionid() {
-  compactionid_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 GetCompactionStateRequest::compactionid() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetCompactionStateRequest.compactionID)
-  return compactionid_;
-}
-inline void GetCompactionStateRequest::set_compactionid(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  compactionid_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetCompactionStateRequest.compactionID)
-}
-
-// -------------------------------------------------------------------
-
-// GetCompactionStateResponse
-
-// .milvus.proto.common.Status status = 1;
-inline bool GetCompactionStateResponse::has_status() const {
-  return this != internal_default_instance() && status_ != nullptr;
-}
-inline const ::milvus::proto::common::Status& GetCompactionStateResponse::status() const {
-  const ::milvus::proto::common::Status* p = status_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetCompactionStateResponse.status)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::Status*>(
-      &::milvus::proto::common::_Status_default_instance_);
-}
-inline ::milvus::proto::common::Status* GetCompactionStateResponse::release_status() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetCompactionStateResponse.status)
-  
-  ::milvus::proto::common::Status* temp = status_;
-  status_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::Status* GetCompactionStateResponse::mutable_status() {
-  
-  if (status_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::Status>(GetArenaNoVirtual());
-    status_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetCompactionStateResponse.status)
-  return status_;
-}
-inline void GetCompactionStateResponse::set_allocated_status(::milvus::proto::common::Status* status) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(status_);
-  }
-  if (status) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      status = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, status, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  status_ = status;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetCompactionStateResponse.status)
-}
-
-// .milvus.proto.common.CompactionState state = 2;
-inline void GetCompactionStateResponse::clear_state() {
-  state_ = 0;
-}
-inline ::milvus::proto::common::CompactionState GetCompactionStateResponse::state() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetCompactionStateResponse.state)
-  return static_cast< ::milvus::proto::common::CompactionState >(state_);
-}
-inline void GetCompactionStateResponse::set_state(::milvus::proto::common::CompactionState value) {
-  
-  state_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetCompactionStateResponse.state)
-}
-
-// int64 executingPlanNo = 3;
-inline void GetCompactionStateResponse::clear_executingplanno() {
-  executingplanno_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 GetCompactionStateResponse::executingplanno() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetCompactionStateResponse.executingPlanNo)
-  return executingplanno_;
-}
-inline void GetCompactionStateResponse::set_executingplanno(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  executingplanno_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetCompactionStateResponse.executingPlanNo)
-}
-
-// int64 timeoutPlanNo = 4;
-inline void GetCompactionStateResponse::clear_timeoutplanno() {
-  timeoutplanno_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 GetCompactionStateResponse::timeoutplanno() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetCompactionStateResponse.timeoutPlanNo)
-  return timeoutplanno_;
-}
-inline void GetCompactionStateResponse::set_timeoutplanno(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  timeoutplanno_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetCompactionStateResponse.timeoutPlanNo)
-}
-
-// int64 completedPlanNo = 5;
-inline void GetCompactionStateResponse::clear_completedplanno() {
-  completedplanno_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 GetCompactionStateResponse::completedplanno() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetCompactionStateResponse.completedPlanNo)
-  return completedplanno_;
-}
-inline void GetCompactionStateResponse::set_completedplanno(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  completedplanno_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetCompactionStateResponse.completedPlanNo)
-}
-
-// -------------------------------------------------------------------
-
-// GetCompactionPlansRequest
-
-// int64 compactionID = 1;
-inline void GetCompactionPlansRequest::clear_compactionid() {
-  compactionid_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 GetCompactionPlansRequest::compactionid() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetCompactionPlansRequest.compactionID)
-  return compactionid_;
-}
-inline void GetCompactionPlansRequest::set_compactionid(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  compactionid_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetCompactionPlansRequest.compactionID)
-}
-
-// -------------------------------------------------------------------
-
-// GetCompactionPlansResponse
-
-// .milvus.proto.common.Status status = 1;
-inline bool GetCompactionPlansResponse::has_status() const {
-  return this != internal_default_instance() && status_ != nullptr;
-}
-inline const ::milvus::proto::common::Status& GetCompactionPlansResponse::status() const {
-  const ::milvus::proto::common::Status* p = status_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetCompactionPlansResponse.status)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::Status*>(
-      &::milvus::proto::common::_Status_default_instance_);
-}
-inline ::milvus::proto::common::Status* GetCompactionPlansResponse::release_status() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetCompactionPlansResponse.status)
-  
-  ::milvus::proto::common::Status* temp = status_;
-  status_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::Status* GetCompactionPlansResponse::mutable_status() {
-  
-  if (status_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::Status>(GetArenaNoVirtual());
-    status_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetCompactionPlansResponse.status)
-  return status_;
-}
-inline void GetCompactionPlansResponse::set_allocated_status(::milvus::proto::common::Status* status) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(status_);
-  }
-  if (status) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      status = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, status, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  status_ = status;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetCompactionPlansResponse.status)
-}
-
-// .milvus.proto.common.CompactionState state = 2;
-inline void GetCompactionPlansResponse::clear_state() {
-  state_ = 0;
-}
-inline ::milvus::proto::common::CompactionState GetCompactionPlansResponse::state() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetCompactionPlansResponse.state)
-  return static_cast< ::milvus::proto::common::CompactionState >(state_);
-}
-inline void GetCompactionPlansResponse::set_state(::milvus::proto::common::CompactionState value) {
-  
-  state_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetCompactionPlansResponse.state)
-}
-
-// repeated .milvus.proto.milvus.CompactionMergeInfo mergeInfos = 3;
-inline int GetCompactionPlansResponse::mergeinfos_size() const {
-  return mergeinfos_.size();
-}
-inline void GetCompactionPlansResponse::clear_mergeinfos() {
-  mergeinfos_.Clear();
-}
-inline ::milvus::proto::milvus::CompactionMergeInfo* GetCompactionPlansResponse::mutable_mergeinfos(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetCompactionPlansResponse.mergeInfos)
-  return mergeinfos_.Mutable(index);
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::CompactionMergeInfo >*
-GetCompactionPlansResponse::mutable_mergeinfos() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.GetCompactionPlansResponse.mergeInfos)
-  return &mergeinfos_;
-}
-inline const ::milvus::proto::milvus::CompactionMergeInfo& GetCompactionPlansResponse::mergeinfos(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetCompactionPlansResponse.mergeInfos)
-  return mergeinfos_.Get(index);
-}
-inline ::milvus::proto::milvus::CompactionMergeInfo* GetCompactionPlansResponse::add_mergeinfos() {
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.GetCompactionPlansResponse.mergeInfos)
-  return mergeinfos_.Add();
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::CompactionMergeInfo >&
-GetCompactionPlansResponse::mergeinfos() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.GetCompactionPlansResponse.mergeInfos)
-  return mergeinfos_;
-}
-
-// -------------------------------------------------------------------
-
-// CompactionMergeInfo
-
-// repeated int64 sources = 1;
-inline int CompactionMergeInfo::sources_size() const {
-  return sources_.size();
-}
-inline void CompactionMergeInfo::clear_sources() {
-  sources_.Clear();
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 CompactionMergeInfo::sources(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.CompactionMergeInfo.sources)
-  return sources_.Get(index);
-}
-inline void CompactionMergeInfo::set_sources(int index, ::PROTOBUF_NAMESPACE_ID::int64 value) {
-  sources_.Set(index, value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.CompactionMergeInfo.sources)
-}
-inline void CompactionMergeInfo::add_sources(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  sources_.Add(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.CompactionMergeInfo.sources)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >&
-CompactionMergeInfo::sources() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.CompactionMergeInfo.sources)
-  return sources_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >*
-CompactionMergeInfo::mutable_sources() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.CompactionMergeInfo.sources)
-  return &sources_;
-}
-
-// int64 target = 2;
-inline void CompactionMergeInfo::clear_target() {
-  target_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 CompactionMergeInfo::target() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.CompactionMergeInfo.target)
-  return target_;
-}
-inline void CompactionMergeInfo::set_target(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  target_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.CompactionMergeInfo.target)
-}
-
-// -------------------------------------------------------------------
-
-// GetFlushStateRequest
-
-// repeated int64 segmentIDs = 1;
-inline int GetFlushStateRequest::segmentids_size() const {
-  return segmentids_.size();
-}
-inline void GetFlushStateRequest::clear_segmentids() {
-  segmentids_.Clear();
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 GetFlushStateRequest::segmentids(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetFlushStateRequest.segmentIDs)
-  return segmentids_.Get(index);
-}
-inline void GetFlushStateRequest::set_segmentids(int index, ::PROTOBUF_NAMESPACE_ID::int64 value) {
-  segmentids_.Set(index, value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetFlushStateRequest.segmentIDs)
-}
-inline void GetFlushStateRequest::add_segmentids(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  segmentids_.Add(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.GetFlushStateRequest.segmentIDs)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >&
-GetFlushStateRequest::segmentids() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.GetFlushStateRequest.segmentIDs)
-  return segmentids_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >*
-GetFlushStateRequest::mutable_segmentids() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.GetFlushStateRequest.segmentIDs)
-  return &segmentids_;
-}
-
-// -------------------------------------------------------------------
-
-// GetFlushStateResponse
-
-// .milvus.proto.common.Status status = 1;
-inline bool GetFlushStateResponse::has_status() const {
-  return this != internal_default_instance() && status_ != nullptr;
-}
-inline const ::milvus::proto::common::Status& GetFlushStateResponse::status() const {
-  const ::milvus::proto::common::Status* p = status_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetFlushStateResponse.status)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::Status*>(
-      &::milvus::proto::common::_Status_default_instance_);
-}
-inline ::milvus::proto::common::Status* GetFlushStateResponse::release_status() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetFlushStateResponse.status)
-  
-  ::milvus::proto::common::Status* temp = status_;
-  status_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::Status* GetFlushStateResponse::mutable_status() {
-  
-  if (status_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::Status>(GetArenaNoVirtual());
-    status_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetFlushStateResponse.status)
-  return status_;
-}
-inline void GetFlushStateResponse::set_allocated_status(::milvus::proto::common::Status* status) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(status_);
-  }
-  if (status) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      status = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, status, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  status_ = status;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetFlushStateResponse.status)
-}
-
-// bool flushed = 2;
-inline void GetFlushStateResponse::clear_flushed() {
-  flushed_ = false;
-}
-inline bool GetFlushStateResponse::flushed() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetFlushStateResponse.flushed)
-  return flushed_;
-}
-inline void GetFlushStateResponse::set_flushed(bool value) {
-  
-  flushed_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetFlushStateResponse.flushed)
-}
-
-// -------------------------------------------------------------------
-
-// ImportRequest
-
-// string collection_name = 1;
-inline void ImportRequest::clear_collection_name() {
-  collection_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& ImportRequest::collection_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ImportRequest.collection_name)
-  return collection_name_.GetNoArena();
-}
-inline void ImportRequest::set_collection_name(const std::string& value) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ImportRequest.collection_name)
-}
-inline void ImportRequest::set_collection_name(std::string&& value) {
-  
-  collection_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.ImportRequest.collection_name)
-}
-inline void ImportRequest::set_collection_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.ImportRequest.collection_name)
-}
-inline void ImportRequest::set_collection_name(const char* value, size_t size) {
-  
-  collection_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.ImportRequest.collection_name)
-}
-inline std::string* ImportRequest::mutable_collection_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ImportRequest.collection_name)
-  return collection_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* ImportRequest::release_collection_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.ImportRequest.collection_name)
-  
-  return collection_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void ImportRequest::set_allocated_collection_name(std::string* collection_name) {
-  if (collection_name != nullptr) {
-    
-  } else {
-    
-  }
-  collection_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), collection_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.ImportRequest.collection_name)
-}
-
-// string partition_name = 2;
-inline void ImportRequest::clear_partition_name() {
-  partition_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& ImportRequest::partition_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ImportRequest.partition_name)
-  return partition_name_.GetNoArena();
-}
-inline void ImportRequest::set_partition_name(const std::string& value) {
-  
-  partition_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ImportRequest.partition_name)
-}
-inline void ImportRequest::set_partition_name(std::string&& value) {
-  
-  partition_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.ImportRequest.partition_name)
-}
-inline void ImportRequest::set_partition_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  partition_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.ImportRequest.partition_name)
-}
-inline void ImportRequest::set_partition_name(const char* value, size_t size) {
-  
-  partition_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.ImportRequest.partition_name)
-}
-inline std::string* ImportRequest::mutable_partition_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ImportRequest.partition_name)
-  return partition_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* ImportRequest::release_partition_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.ImportRequest.partition_name)
-  
-  return partition_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void ImportRequest::set_allocated_partition_name(std::string* partition_name) {
-  if (partition_name != nullptr) {
-    
-  } else {
-    
-  }
-  partition_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), partition_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.ImportRequest.partition_name)
-}
-
-// repeated string channel_names = 3;
-inline int ImportRequest::channel_names_size() const {
-  return channel_names_.size();
-}
-inline void ImportRequest::clear_channel_names() {
-  channel_names_.Clear();
-}
-inline const std::string& ImportRequest::channel_names(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ImportRequest.channel_names)
-  return channel_names_.Get(index);
-}
-inline std::string* ImportRequest::mutable_channel_names(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ImportRequest.channel_names)
-  return channel_names_.Mutable(index);
-}
-inline void ImportRequest::set_channel_names(int index, const std::string& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ImportRequest.channel_names)
-  channel_names_.Mutable(index)->assign(value);
-}
-inline void ImportRequest::set_channel_names(int index, std::string&& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ImportRequest.channel_names)
-  channel_names_.Mutable(index)->assign(std::move(value));
-}
-inline void ImportRequest::set_channel_names(int index, const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  channel_names_.Mutable(index)->assign(value);
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.ImportRequest.channel_names)
-}
-inline void ImportRequest::set_channel_names(int index, const char* value, size_t size) {
-  channel_names_.Mutable(index)->assign(
-    reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.ImportRequest.channel_names)
-}
-inline std::string* ImportRequest::add_channel_names() {
-  // @@protoc_insertion_point(field_add_mutable:milvus.proto.milvus.ImportRequest.channel_names)
-  return channel_names_.Add();
-}
-inline void ImportRequest::add_channel_names(const std::string& value) {
-  channel_names_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.ImportRequest.channel_names)
-}
-inline void ImportRequest::add_channel_names(std::string&& value) {
-  channel_names_.Add(std::move(value));
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.ImportRequest.channel_names)
-}
-inline void ImportRequest::add_channel_names(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  channel_names_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add_char:milvus.proto.milvus.ImportRequest.channel_names)
-}
-inline void ImportRequest::add_channel_names(const char* value, size_t size) {
-  channel_names_.Add()->assign(reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_add_pointer:milvus.proto.milvus.ImportRequest.channel_names)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>&
-ImportRequest::channel_names() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.ImportRequest.channel_names)
-  return channel_names_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>*
-ImportRequest::mutable_channel_names() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.ImportRequest.channel_names)
-  return &channel_names_;
-}
-
-// bool row_based = 4;
-inline void ImportRequest::clear_row_based() {
-  row_based_ = false;
-}
-inline bool ImportRequest::row_based() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ImportRequest.row_based)
-  return row_based_;
-}
-inline void ImportRequest::set_row_based(bool value) {
-  
-  row_based_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ImportRequest.row_based)
-}
-
-// repeated string files = 5;
-inline int ImportRequest::files_size() const {
-  return files_.size();
-}
-inline void ImportRequest::clear_files() {
-  files_.Clear();
-}
-inline const std::string& ImportRequest::files(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ImportRequest.files)
-  return files_.Get(index);
-}
-inline std::string* ImportRequest::mutable_files(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ImportRequest.files)
-  return files_.Mutable(index);
-}
-inline void ImportRequest::set_files(int index, const std::string& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ImportRequest.files)
-  files_.Mutable(index)->assign(value);
-}
-inline void ImportRequest::set_files(int index, std::string&& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ImportRequest.files)
-  files_.Mutable(index)->assign(std::move(value));
-}
-inline void ImportRequest::set_files(int index, const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  files_.Mutable(index)->assign(value);
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.ImportRequest.files)
-}
-inline void ImportRequest::set_files(int index, const char* value, size_t size) {
-  files_.Mutable(index)->assign(
-    reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.ImportRequest.files)
-}
-inline std::string* ImportRequest::add_files() {
-  // @@protoc_insertion_point(field_add_mutable:milvus.proto.milvus.ImportRequest.files)
-  return files_.Add();
-}
-inline void ImportRequest::add_files(const std::string& value) {
-  files_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.ImportRequest.files)
-}
-inline void ImportRequest::add_files(std::string&& value) {
-  files_.Add(std::move(value));
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.ImportRequest.files)
-}
-inline void ImportRequest::add_files(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  files_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add_char:milvus.proto.milvus.ImportRequest.files)
-}
-inline void ImportRequest::add_files(const char* value, size_t size) {
-  files_.Add()->assign(reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_add_pointer:milvus.proto.milvus.ImportRequest.files)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>&
-ImportRequest::files() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.ImportRequest.files)
-  return files_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>*
-ImportRequest::mutable_files() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.ImportRequest.files)
-  return &files_;
-}
-
-// repeated .milvus.proto.common.KeyValuePair options = 6;
-inline int ImportRequest::options_size() const {
-  return options_.size();
-}
-inline ::milvus::proto::common::KeyValuePair* ImportRequest::mutable_options(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ImportRequest.options)
-  return options_.Mutable(index);
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair >*
-ImportRequest::mutable_options() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.ImportRequest.options)
-  return &options_;
-}
-inline const ::milvus::proto::common::KeyValuePair& ImportRequest::options(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ImportRequest.options)
-  return options_.Get(index);
-}
-inline ::milvus::proto::common::KeyValuePair* ImportRequest::add_options() {
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.ImportRequest.options)
-  return options_.Add();
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair >&
-ImportRequest::options() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.ImportRequest.options)
-  return options_;
-}
-
-// -------------------------------------------------------------------
-
-// ImportResponse
-
-// .milvus.proto.common.Status status = 1;
-inline bool ImportResponse::has_status() const {
-  return this != internal_default_instance() && status_ != nullptr;
-}
-inline const ::milvus::proto::common::Status& ImportResponse::status() const {
-  const ::milvus::proto::common::Status* p = status_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ImportResponse.status)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::Status*>(
-      &::milvus::proto::common::_Status_default_instance_);
-}
-inline ::milvus::proto::common::Status* ImportResponse::release_status() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.ImportResponse.status)
-  
-  ::milvus::proto::common::Status* temp = status_;
-  status_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::Status* ImportResponse::mutable_status() {
-  
-  if (status_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::Status>(GetArenaNoVirtual());
-    status_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ImportResponse.status)
-  return status_;
-}
-inline void ImportResponse::set_allocated_status(::milvus::proto::common::Status* status) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(status_);
-  }
-  if (status) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      status = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, status, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  status_ = status;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.ImportResponse.status)
-}
-
-// repeated int64 tasks = 2;
-inline int ImportResponse::tasks_size() const {
-  return tasks_.size();
-}
-inline void ImportResponse::clear_tasks() {
-  tasks_.Clear();
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 ImportResponse::tasks(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ImportResponse.tasks)
-  return tasks_.Get(index);
-}
-inline void ImportResponse::set_tasks(int index, ::PROTOBUF_NAMESPACE_ID::int64 value) {
-  tasks_.Set(index, value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ImportResponse.tasks)
-}
-inline void ImportResponse::add_tasks(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  tasks_.Add(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.ImportResponse.tasks)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >&
-ImportResponse::tasks() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.ImportResponse.tasks)
-  return tasks_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >*
-ImportResponse::mutable_tasks() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.ImportResponse.tasks)
-  return &tasks_;
-}
-
-// -------------------------------------------------------------------
-
-// GetImportStateRequest
-
-// int64 task = 1;
-inline void GetImportStateRequest::clear_task() {
-  task_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 GetImportStateRequest::task() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetImportStateRequest.task)
-  return task_;
-}
-inline void GetImportStateRequest::set_task(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  task_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetImportStateRequest.task)
-}
-
-// -------------------------------------------------------------------
-
-// GetImportStateResponse
-
-// .milvus.proto.common.Status status = 1;
-inline bool GetImportStateResponse::has_status() const {
-  return this != internal_default_instance() && status_ != nullptr;
-}
-inline const ::milvus::proto::common::Status& GetImportStateResponse::status() const {
-  const ::milvus::proto::common::Status* p = status_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetImportStateResponse.status)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::Status*>(
-      &::milvus::proto::common::_Status_default_instance_);
-}
-inline ::milvus::proto::common::Status* GetImportStateResponse::release_status() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetImportStateResponse.status)
-  
-  ::milvus::proto::common::Status* temp = status_;
-  status_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::Status* GetImportStateResponse::mutable_status() {
-  
-  if (status_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::Status>(GetArenaNoVirtual());
-    status_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetImportStateResponse.status)
-  return status_;
-}
-inline void GetImportStateResponse::set_allocated_status(::milvus::proto::common::Status* status) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(status_);
-  }
-  if (status) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      status = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, status, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  status_ = status;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetImportStateResponse.status)
-}
-
-// .milvus.proto.common.ImportState state = 2;
-inline void GetImportStateResponse::clear_state() {
-  state_ = 0;
-}
-inline ::milvus::proto::common::ImportState GetImportStateResponse::state() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetImportStateResponse.state)
-  return static_cast< ::milvus::proto::common::ImportState >(state_);
-}
-inline void GetImportStateResponse::set_state(::milvus::proto::common::ImportState value) {
-  
-  state_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetImportStateResponse.state)
-}
-
-// int64 row_count = 3;
-inline void GetImportStateResponse::clear_row_count() {
-  row_count_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 GetImportStateResponse::row_count() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetImportStateResponse.row_count)
-  return row_count_;
-}
-inline void GetImportStateResponse::set_row_count(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  row_count_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetImportStateResponse.row_count)
-}
-
-// repeated int64 id_list = 4;
-inline int GetImportStateResponse::id_list_size() const {
-  return id_list_.size();
-}
-inline void GetImportStateResponse::clear_id_list() {
-  id_list_.Clear();
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 GetImportStateResponse::id_list(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetImportStateResponse.id_list)
-  return id_list_.Get(index);
-}
-inline void GetImportStateResponse::set_id_list(int index, ::PROTOBUF_NAMESPACE_ID::int64 value) {
-  id_list_.Set(index, value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetImportStateResponse.id_list)
-}
-inline void GetImportStateResponse::add_id_list(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  id_list_.Add(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.GetImportStateResponse.id_list)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >&
-GetImportStateResponse::id_list() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.GetImportStateResponse.id_list)
-  return id_list_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >*
-GetImportStateResponse::mutable_id_list() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.GetImportStateResponse.id_list)
-  return &id_list_;
-}
-
-// repeated .milvus.proto.common.KeyValuePair infos = 5;
-inline int GetImportStateResponse::infos_size() const {
-  return infos_.size();
-}
-inline ::milvus::proto::common::KeyValuePair* GetImportStateResponse::mutable_infos(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetImportStateResponse.infos)
-  return infos_.Mutable(index);
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair >*
-GetImportStateResponse::mutable_infos() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.GetImportStateResponse.infos)
-  return &infos_;
-}
-inline const ::milvus::proto::common::KeyValuePair& GetImportStateResponse::infos(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetImportStateResponse.infos)
-  return infos_.Get(index);
-}
-inline ::milvus::proto::common::KeyValuePair* GetImportStateResponse::add_infos() {
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.GetImportStateResponse.infos)
-  return infos_.Add();
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::common::KeyValuePair >&
-GetImportStateResponse::infos() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.GetImportStateResponse.infos)
-  return infos_;
-}
-
-// int64 id = 6;
-inline void GetImportStateResponse::clear_id() {
-  id_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 GetImportStateResponse::id() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetImportStateResponse.id)
-  return id_;
-}
-inline void GetImportStateResponse::set_id(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  id_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetImportStateResponse.id)
-}
-
-// bool heuristic_data_queryable = 7;
-inline void GetImportStateResponse::clear_heuristic_data_queryable() {
-  heuristic_data_queryable_ = false;
-}
-inline bool GetImportStateResponse::heuristic_data_queryable() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetImportStateResponse.heuristic_data_queryable)
-  return heuristic_data_queryable_;
-}
-inline void GetImportStateResponse::set_heuristic_data_queryable(bool value) {
-  
-  heuristic_data_queryable_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetImportStateResponse.heuristic_data_queryable)
-}
-
-// bool heuristic_data_indexed = 8;
-inline void GetImportStateResponse::clear_heuristic_data_indexed() {
-  heuristic_data_indexed_ = false;
-}
-inline bool GetImportStateResponse::heuristic_data_indexed() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetImportStateResponse.heuristic_data_indexed)
-  return heuristic_data_indexed_;
-}
-inline void GetImportStateResponse::set_heuristic_data_indexed(bool value) {
-  
-  heuristic_data_indexed_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetImportStateResponse.heuristic_data_indexed)
-}
-
-// -------------------------------------------------------------------
-
-// ListImportTasksRequest
-
-// -------------------------------------------------------------------
-
-// ListImportTasksResponse
-
-// .milvus.proto.common.Status status = 1;
-inline bool ListImportTasksResponse::has_status() const {
-  return this != internal_default_instance() && status_ != nullptr;
-}
-inline const ::milvus::proto::common::Status& ListImportTasksResponse::status() const {
-  const ::milvus::proto::common::Status* p = status_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ListImportTasksResponse.status)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::Status*>(
-      &::milvus::proto::common::_Status_default_instance_);
-}
-inline ::milvus::proto::common::Status* ListImportTasksResponse::release_status() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.ListImportTasksResponse.status)
-  
-  ::milvus::proto::common::Status* temp = status_;
-  status_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::Status* ListImportTasksResponse::mutable_status() {
-  
-  if (status_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::Status>(GetArenaNoVirtual());
-    status_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ListImportTasksResponse.status)
-  return status_;
-}
-inline void ListImportTasksResponse::set_allocated_status(::milvus::proto::common::Status* status) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(status_);
-  }
-  if (status) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      status = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, status, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  status_ = status;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.ListImportTasksResponse.status)
-}
-
-// repeated .milvus.proto.milvus.GetImportStateResponse tasks = 2;
-inline int ListImportTasksResponse::tasks_size() const {
-  return tasks_.size();
-}
-inline void ListImportTasksResponse::clear_tasks() {
-  tasks_.Clear();
-}
-inline ::milvus::proto::milvus::GetImportStateResponse* ListImportTasksResponse::mutable_tasks(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ListImportTasksResponse.tasks)
-  return tasks_.Mutable(index);
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::GetImportStateResponse >*
-ListImportTasksResponse::mutable_tasks() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.ListImportTasksResponse.tasks)
-  return &tasks_;
-}
-inline const ::milvus::proto::milvus::GetImportStateResponse& ListImportTasksResponse::tasks(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ListImportTasksResponse.tasks)
-  return tasks_.Get(index);
-}
-inline ::milvus::proto::milvus::GetImportStateResponse* ListImportTasksResponse::add_tasks() {
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.ListImportTasksResponse.tasks)
-  return tasks_.Add();
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::GetImportStateResponse >&
-ListImportTasksResponse::tasks() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.ListImportTasksResponse.tasks)
-  return tasks_;
-}
-
-// -------------------------------------------------------------------
-
-// GetReplicasRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool GetReplicasRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& GetReplicasRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetReplicasRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* GetReplicasRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetReplicasRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* GetReplicasRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetReplicasRequest.base)
-  return base_;
-}
-inline void GetReplicasRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetReplicasRequest.base)
-}
-
-// int64 collectionID = 2;
-inline void GetReplicasRequest::clear_collectionid() {
-  collectionid_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 GetReplicasRequest::collectionid() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetReplicasRequest.collectionID)
-  return collectionid_;
-}
-inline void GetReplicasRequest::set_collectionid(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  collectionid_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetReplicasRequest.collectionID)
-}
-
-// bool with_shard_nodes = 3;
-inline void GetReplicasRequest::clear_with_shard_nodes() {
-  with_shard_nodes_ = false;
-}
-inline bool GetReplicasRequest::with_shard_nodes() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetReplicasRequest.with_shard_nodes)
-  return with_shard_nodes_;
-}
-inline void GetReplicasRequest::set_with_shard_nodes(bool value) {
-  
-  with_shard_nodes_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.GetReplicasRequest.with_shard_nodes)
-}
-
-// -------------------------------------------------------------------
-
-// GetReplicasResponse
-
-// .milvus.proto.common.Status status = 1;
-inline bool GetReplicasResponse::has_status() const {
-  return this != internal_default_instance() && status_ != nullptr;
-}
-inline const ::milvus::proto::common::Status& GetReplicasResponse::status() const {
-  const ::milvus::proto::common::Status* p = status_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetReplicasResponse.status)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::Status*>(
-      &::milvus::proto::common::_Status_default_instance_);
-}
-inline ::milvus::proto::common::Status* GetReplicasResponse::release_status() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.GetReplicasResponse.status)
-  
-  ::milvus::proto::common::Status* temp = status_;
-  status_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::Status* GetReplicasResponse::mutable_status() {
-  
-  if (status_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::Status>(GetArenaNoVirtual());
-    status_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetReplicasResponse.status)
-  return status_;
-}
-inline void GetReplicasResponse::set_allocated_status(::milvus::proto::common::Status* status) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(status_);
-  }
-  if (status) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      status = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, status, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  status_ = status;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.GetReplicasResponse.status)
-}
-
-// repeated .milvus.proto.milvus.ReplicaInfo replicas = 2;
-inline int GetReplicasResponse::replicas_size() const {
-  return replicas_.size();
-}
-inline void GetReplicasResponse::clear_replicas() {
-  replicas_.Clear();
-}
-inline ::milvus::proto::milvus::ReplicaInfo* GetReplicasResponse::mutable_replicas(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.GetReplicasResponse.replicas)
-  return replicas_.Mutable(index);
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::ReplicaInfo >*
-GetReplicasResponse::mutable_replicas() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.GetReplicasResponse.replicas)
-  return &replicas_;
-}
-inline const ::milvus::proto::milvus::ReplicaInfo& GetReplicasResponse::replicas(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.GetReplicasResponse.replicas)
-  return replicas_.Get(index);
-}
-inline ::milvus::proto::milvus::ReplicaInfo* GetReplicasResponse::add_replicas() {
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.GetReplicasResponse.replicas)
-  return replicas_.Add();
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::ReplicaInfo >&
-GetReplicasResponse::replicas() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.GetReplicasResponse.replicas)
-  return replicas_;
-}
-
-// -------------------------------------------------------------------
-
-// ReplicaInfo
-
-// int64 replicaID = 1;
-inline void ReplicaInfo::clear_replicaid() {
-  replicaid_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 ReplicaInfo::replicaid() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ReplicaInfo.replicaID)
-  return replicaid_;
-}
-inline void ReplicaInfo::set_replicaid(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  replicaid_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ReplicaInfo.replicaID)
-}
-
-// int64 collectionID = 2;
-inline void ReplicaInfo::clear_collectionid() {
-  collectionid_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 ReplicaInfo::collectionid() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ReplicaInfo.collectionID)
-  return collectionid_;
-}
-inline void ReplicaInfo::set_collectionid(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  collectionid_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ReplicaInfo.collectionID)
-}
-
-// repeated int64 partition_ids = 3;
-inline int ReplicaInfo::partition_ids_size() const {
-  return partition_ids_.size();
-}
-inline void ReplicaInfo::clear_partition_ids() {
-  partition_ids_.Clear();
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 ReplicaInfo::partition_ids(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ReplicaInfo.partition_ids)
-  return partition_ids_.Get(index);
-}
-inline void ReplicaInfo::set_partition_ids(int index, ::PROTOBUF_NAMESPACE_ID::int64 value) {
-  partition_ids_.Set(index, value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ReplicaInfo.partition_ids)
-}
-inline void ReplicaInfo::add_partition_ids(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  partition_ids_.Add(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.ReplicaInfo.partition_ids)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >&
-ReplicaInfo::partition_ids() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.ReplicaInfo.partition_ids)
-  return partition_ids_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >*
-ReplicaInfo::mutable_partition_ids() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.ReplicaInfo.partition_ids)
-  return &partition_ids_;
-}
-
-// repeated .milvus.proto.milvus.ShardReplica shard_replicas = 4;
-inline int ReplicaInfo::shard_replicas_size() const {
-  return shard_replicas_.size();
-}
-inline void ReplicaInfo::clear_shard_replicas() {
-  shard_replicas_.Clear();
-}
-inline ::milvus::proto::milvus::ShardReplica* ReplicaInfo::mutable_shard_replicas(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ReplicaInfo.shard_replicas)
-  return shard_replicas_.Mutable(index);
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::ShardReplica >*
-ReplicaInfo::mutable_shard_replicas() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.ReplicaInfo.shard_replicas)
-  return &shard_replicas_;
-}
-inline const ::milvus::proto::milvus::ShardReplica& ReplicaInfo::shard_replicas(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ReplicaInfo.shard_replicas)
-  return shard_replicas_.Get(index);
-}
-inline ::milvus::proto::milvus::ShardReplica* ReplicaInfo::add_shard_replicas() {
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.ReplicaInfo.shard_replicas)
-  return shard_replicas_.Add();
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField< ::milvus::proto::milvus::ShardReplica >&
-ReplicaInfo::shard_replicas() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.ReplicaInfo.shard_replicas)
-  return shard_replicas_;
-}
-
-// repeated int64 node_ids = 5;
-inline int ReplicaInfo::node_ids_size() const {
-  return node_ids_.size();
-}
-inline void ReplicaInfo::clear_node_ids() {
-  node_ids_.Clear();
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 ReplicaInfo::node_ids(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ReplicaInfo.node_ids)
-  return node_ids_.Get(index);
-}
-inline void ReplicaInfo::set_node_ids(int index, ::PROTOBUF_NAMESPACE_ID::int64 value) {
-  node_ids_.Set(index, value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ReplicaInfo.node_ids)
-}
-inline void ReplicaInfo::add_node_ids(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  node_ids_.Add(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.ReplicaInfo.node_ids)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >&
-ReplicaInfo::node_ids() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.ReplicaInfo.node_ids)
-  return node_ids_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >*
-ReplicaInfo::mutable_node_ids() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.ReplicaInfo.node_ids)
-  return &node_ids_;
-}
-
-// -------------------------------------------------------------------
-
-// ShardReplica
-
-// int64 leaderID = 1;
-inline void ShardReplica::clear_leaderid() {
-  leaderid_ = PROTOBUF_LONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 ShardReplica::leaderid() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ShardReplica.leaderID)
-  return leaderid_;
-}
-inline void ShardReplica::set_leaderid(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  
-  leaderid_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ShardReplica.leaderID)
-}
-
-// string leader_addr = 2;
-inline void ShardReplica::clear_leader_addr() {
-  leader_addr_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& ShardReplica::leader_addr() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ShardReplica.leader_addr)
-  return leader_addr_.GetNoArena();
-}
-inline void ShardReplica::set_leader_addr(const std::string& value) {
-  
-  leader_addr_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ShardReplica.leader_addr)
-}
-inline void ShardReplica::set_leader_addr(std::string&& value) {
-  
-  leader_addr_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.ShardReplica.leader_addr)
-}
-inline void ShardReplica::set_leader_addr(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  leader_addr_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.ShardReplica.leader_addr)
-}
-inline void ShardReplica::set_leader_addr(const char* value, size_t size) {
-  
-  leader_addr_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.ShardReplica.leader_addr)
-}
-inline std::string* ShardReplica::mutable_leader_addr() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ShardReplica.leader_addr)
-  return leader_addr_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* ShardReplica::release_leader_addr() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.ShardReplica.leader_addr)
-  
-  return leader_addr_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void ShardReplica::set_allocated_leader_addr(std::string* leader_addr) {
-  if (leader_addr != nullptr) {
-    
-  } else {
-    
-  }
-  leader_addr_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), leader_addr);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.ShardReplica.leader_addr)
-}
-
-// string dm_channel_name = 3;
-inline void ShardReplica::clear_dm_channel_name() {
-  dm_channel_name_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& ShardReplica::dm_channel_name() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ShardReplica.dm_channel_name)
-  return dm_channel_name_.GetNoArena();
-}
-inline void ShardReplica::set_dm_channel_name(const std::string& value) {
-  
-  dm_channel_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ShardReplica.dm_channel_name)
-}
-inline void ShardReplica::set_dm_channel_name(std::string&& value) {
-  
-  dm_channel_name_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.ShardReplica.dm_channel_name)
-}
-inline void ShardReplica::set_dm_channel_name(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  dm_channel_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.ShardReplica.dm_channel_name)
-}
-inline void ShardReplica::set_dm_channel_name(const char* value, size_t size) {
-  
-  dm_channel_name_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.ShardReplica.dm_channel_name)
-}
-inline std::string* ShardReplica::mutable_dm_channel_name() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ShardReplica.dm_channel_name)
-  return dm_channel_name_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* ShardReplica::release_dm_channel_name() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.ShardReplica.dm_channel_name)
-  
-  return dm_channel_name_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void ShardReplica::set_allocated_dm_channel_name(std::string* dm_channel_name) {
-  if (dm_channel_name != nullptr) {
-    
-  } else {
-    
-  }
-  dm_channel_name_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), dm_channel_name);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.ShardReplica.dm_channel_name)
-}
-
-// repeated int64 node_ids = 4;
-inline int ShardReplica::node_ids_size() const {
-  return node_ids_.size();
-}
-inline void ShardReplica::clear_node_ids() {
-  node_ids_.Clear();
-}
-inline ::PROTOBUF_NAMESPACE_ID::int64 ShardReplica::node_ids(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ShardReplica.node_ids)
-  return node_ids_.Get(index);
-}
-inline void ShardReplica::set_node_ids(int index, ::PROTOBUF_NAMESPACE_ID::int64 value) {
-  node_ids_.Set(index, value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ShardReplica.node_ids)
-}
-inline void ShardReplica::add_node_ids(::PROTOBUF_NAMESPACE_ID::int64 value) {
-  node_ids_.Add(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.ShardReplica.node_ids)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >&
-ShardReplica::node_ids() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.ShardReplica.node_ids)
-  return node_ids_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedField< ::PROTOBUF_NAMESPACE_ID::int64 >*
-ShardReplica::mutable_node_ids() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.ShardReplica.node_ids)
-  return &node_ids_;
-}
-
-// -------------------------------------------------------------------
-
-// CreateCredentialRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool CreateCredentialRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& CreateCredentialRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.CreateCredentialRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* CreateCredentialRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.CreateCredentialRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* CreateCredentialRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.CreateCredentialRequest.base)
-  return base_;
-}
-inline void CreateCredentialRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.CreateCredentialRequest.base)
-}
-
-// string username = 2;
-inline void CreateCredentialRequest::clear_username() {
-  username_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& CreateCredentialRequest::username() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.CreateCredentialRequest.username)
-  return username_.GetNoArena();
-}
-inline void CreateCredentialRequest::set_username(const std::string& value) {
-  
-  username_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.CreateCredentialRequest.username)
-}
-inline void CreateCredentialRequest::set_username(std::string&& value) {
-  
-  username_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.CreateCredentialRequest.username)
-}
-inline void CreateCredentialRequest::set_username(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  username_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.CreateCredentialRequest.username)
-}
-inline void CreateCredentialRequest::set_username(const char* value, size_t size) {
-  
-  username_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.CreateCredentialRequest.username)
-}
-inline std::string* CreateCredentialRequest::mutable_username() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.CreateCredentialRequest.username)
-  return username_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* CreateCredentialRequest::release_username() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.CreateCredentialRequest.username)
-  
-  return username_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void CreateCredentialRequest::set_allocated_username(std::string* username) {
-  if (username != nullptr) {
-    
-  } else {
-    
-  }
-  username_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), username);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.CreateCredentialRequest.username)
-}
-
-// string password = 3;
-inline void CreateCredentialRequest::clear_password() {
-  password_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& CreateCredentialRequest::password() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.CreateCredentialRequest.password)
-  return password_.GetNoArena();
-}
-inline void CreateCredentialRequest::set_password(const std::string& value) {
-  
-  password_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.CreateCredentialRequest.password)
-}
-inline void CreateCredentialRequest::set_password(std::string&& value) {
-  
-  password_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.CreateCredentialRequest.password)
-}
-inline void CreateCredentialRequest::set_password(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  password_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.CreateCredentialRequest.password)
-}
-inline void CreateCredentialRequest::set_password(const char* value, size_t size) {
-  
-  password_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.CreateCredentialRequest.password)
-}
-inline std::string* CreateCredentialRequest::mutable_password() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.CreateCredentialRequest.password)
-  return password_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* CreateCredentialRequest::release_password() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.CreateCredentialRequest.password)
-  
-  return password_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void CreateCredentialRequest::set_allocated_password(std::string* password) {
-  if (password != nullptr) {
-    
-  } else {
-    
-  }
-  password_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), password);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.CreateCredentialRequest.password)
-}
-
-// uint64 created_utc_timestamps = 4;
-inline void CreateCredentialRequest::clear_created_utc_timestamps() {
-  created_utc_timestamps_ = PROTOBUF_ULONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::uint64 CreateCredentialRequest::created_utc_timestamps() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.CreateCredentialRequest.created_utc_timestamps)
-  return created_utc_timestamps_;
-}
-inline void CreateCredentialRequest::set_created_utc_timestamps(::PROTOBUF_NAMESPACE_ID::uint64 value) {
-  
-  created_utc_timestamps_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.CreateCredentialRequest.created_utc_timestamps)
-}
-
-// uint64 modified_utc_timestamps = 5;
-inline void CreateCredentialRequest::clear_modified_utc_timestamps() {
-  modified_utc_timestamps_ = PROTOBUF_ULONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::uint64 CreateCredentialRequest::modified_utc_timestamps() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.CreateCredentialRequest.modified_utc_timestamps)
-  return modified_utc_timestamps_;
-}
-inline void CreateCredentialRequest::set_modified_utc_timestamps(::PROTOBUF_NAMESPACE_ID::uint64 value) {
-  
-  modified_utc_timestamps_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.CreateCredentialRequest.modified_utc_timestamps)
-}
-
-// -------------------------------------------------------------------
-
-// UpdateCredentialRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool UpdateCredentialRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& UpdateCredentialRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.UpdateCredentialRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* UpdateCredentialRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.UpdateCredentialRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* UpdateCredentialRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.UpdateCredentialRequest.base)
-  return base_;
-}
-inline void UpdateCredentialRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.UpdateCredentialRequest.base)
-}
-
-// string username = 2;
-inline void UpdateCredentialRequest::clear_username() {
-  username_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& UpdateCredentialRequest::username() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.UpdateCredentialRequest.username)
-  return username_.GetNoArena();
-}
-inline void UpdateCredentialRequest::set_username(const std::string& value) {
-  
-  username_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.UpdateCredentialRequest.username)
-}
-inline void UpdateCredentialRequest::set_username(std::string&& value) {
-  
-  username_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.UpdateCredentialRequest.username)
-}
-inline void UpdateCredentialRequest::set_username(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  username_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.UpdateCredentialRequest.username)
-}
-inline void UpdateCredentialRequest::set_username(const char* value, size_t size) {
-  
-  username_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.UpdateCredentialRequest.username)
-}
-inline std::string* UpdateCredentialRequest::mutable_username() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.UpdateCredentialRequest.username)
-  return username_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* UpdateCredentialRequest::release_username() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.UpdateCredentialRequest.username)
-  
-  return username_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void UpdateCredentialRequest::set_allocated_username(std::string* username) {
-  if (username != nullptr) {
-    
-  } else {
-    
-  }
-  username_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), username);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.UpdateCredentialRequest.username)
-}
-
-// string oldPassword = 3;
-inline void UpdateCredentialRequest::clear_oldpassword() {
-  oldpassword_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& UpdateCredentialRequest::oldpassword() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.UpdateCredentialRequest.oldPassword)
-  return oldpassword_.GetNoArena();
-}
-inline void UpdateCredentialRequest::set_oldpassword(const std::string& value) {
-  
-  oldpassword_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.UpdateCredentialRequest.oldPassword)
-}
-inline void UpdateCredentialRequest::set_oldpassword(std::string&& value) {
-  
-  oldpassword_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.UpdateCredentialRequest.oldPassword)
-}
-inline void UpdateCredentialRequest::set_oldpassword(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  oldpassword_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.UpdateCredentialRequest.oldPassword)
-}
-inline void UpdateCredentialRequest::set_oldpassword(const char* value, size_t size) {
-  
-  oldpassword_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.UpdateCredentialRequest.oldPassword)
-}
-inline std::string* UpdateCredentialRequest::mutable_oldpassword() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.UpdateCredentialRequest.oldPassword)
-  return oldpassword_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* UpdateCredentialRequest::release_oldpassword() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.UpdateCredentialRequest.oldPassword)
-  
-  return oldpassword_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void UpdateCredentialRequest::set_allocated_oldpassword(std::string* oldpassword) {
-  if (oldpassword != nullptr) {
-    
-  } else {
-    
-  }
-  oldpassword_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), oldpassword);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.UpdateCredentialRequest.oldPassword)
-}
-
-// string newPassword = 4;
-inline void UpdateCredentialRequest::clear_newpassword() {
-  newpassword_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& UpdateCredentialRequest::newpassword() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.UpdateCredentialRequest.newPassword)
-  return newpassword_.GetNoArena();
-}
-inline void UpdateCredentialRequest::set_newpassword(const std::string& value) {
-  
-  newpassword_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.UpdateCredentialRequest.newPassword)
-}
-inline void UpdateCredentialRequest::set_newpassword(std::string&& value) {
-  
-  newpassword_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.UpdateCredentialRequest.newPassword)
-}
-inline void UpdateCredentialRequest::set_newpassword(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  newpassword_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.UpdateCredentialRequest.newPassword)
-}
-inline void UpdateCredentialRequest::set_newpassword(const char* value, size_t size) {
-  
-  newpassword_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.UpdateCredentialRequest.newPassword)
-}
-inline std::string* UpdateCredentialRequest::mutable_newpassword() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.UpdateCredentialRequest.newPassword)
-  return newpassword_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* UpdateCredentialRequest::release_newpassword() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.UpdateCredentialRequest.newPassword)
-  
-  return newpassword_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void UpdateCredentialRequest::set_allocated_newpassword(std::string* newpassword) {
-  if (newpassword != nullptr) {
-    
-  } else {
-    
-  }
-  newpassword_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), newpassword);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.UpdateCredentialRequest.newPassword)
-}
-
-// uint64 created_utc_timestamps = 5;
-inline void UpdateCredentialRequest::clear_created_utc_timestamps() {
-  created_utc_timestamps_ = PROTOBUF_ULONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::uint64 UpdateCredentialRequest::created_utc_timestamps() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.UpdateCredentialRequest.created_utc_timestamps)
-  return created_utc_timestamps_;
-}
-inline void UpdateCredentialRequest::set_created_utc_timestamps(::PROTOBUF_NAMESPACE_ID::uint64 value) {
-  
-  created_utc_timestamps_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.UpdateCredentialRequest.created_utc_timestamps)
-}
-
-// uint64 modified_utc_timestamps = 6;
-inline void UpdateCredentialRequest::clear_modified_utc_timestamps() {
-  modified_utc_timestamps_ = PROTOBUF_ULONGLONG(0);
-}
-inline ::PROTOBUF_NAMESPACE_ID::uint64 UpdateCredentialRequest::modified_utc_timestamps() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.UpdateCredentialRequest.modified_utc_timestamps)
-  return modified_utc_timestamps_;
-}
-inline void UpdateCredentialRequest::set_modified_utc_timestamps(::PROTOBUF_NAMESPACE_ID::uint64 value) {
-  
-  modified_utc_timestamps_ = value;
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.UpdateCredentialRequest.modified_utc_timestamps)
-}
-
-// -------------------------------------------------------------------
-
-// DeleteCredentialRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool DeleteCredentialRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& DeleteCredentialRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DeleteCredentialRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* DeleteCredentialRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DeleteCredentialRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* DeleteCredentialRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DeleteCredentialRequest.base)
-  return base_;
-}
-inline void DeleteCredentialRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DeleteCredentialRequest.base)
-}
-
-// string username = 2;
-inline void DeleteCredentialRequest::clear_username() {
-  username_.ClearToEmptyNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline const std::string& DeleteCredentialRequest::username() const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.DeleteCredentialRequest.username)
-  return username_.GetNoArena();
-}
-inline void DeleteCredentialRequest::set_username(const std::string& value) {
-  
-  username_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), value);
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.DeleteCredentialRequest.username)
-}
-inline void DeleteCredentialRequest::set_username(std::string&& value) {
-  
-  username_.SetNoArena(
-    &::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::move(value));
-  // @@protoc_insertion_point(field_set_rvalue:milvus.proto.milvus.DeleteCredentialRequest.username)
-}
-inline void DeleteCredentialRequest::set_username(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  
-  username_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), ::std::string(value));
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.DeleteCredentialRequest.username)
-}
-inline void DeleteCredentialRequest::set_username(const char* value, size_t size) {
-  
-  username_.SetNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(),
-      ::std::string(reinterpret_cast<const char*>(value), size));
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.DeleteCredentialRequest.username)
-}
-inline std::string* DeleteCredentialRequest::mutable_username() {
-  
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.DeleteCredentialRequest.username)
-  return username_.MutableNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline std::string* DeleteCredentialRequest::release_username() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.DeleteCredentialRequest.username)
-  
-  return username_.ReleaseNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited());
-}
-inline void DeleteCredentialRequest::set_allocated_username(std::string* username) {
-  if (username != nullptr) {
-    
-  } else {
-    
-  }
-  username_.SetAllocatedNoArena(&::PROTOBUF_NAMESPACE_ID::internal::GetEmptyStringAlreadyInited(), username);
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.DeleteCredentialRequest.username)
-}
-
-// -------------------------------------------------------------------
-
-// ListCredUsersResponse
-
-// .milvus.proto.common.Status status = 1;
-inline bool ListCredUsersResponse::has_status() const {
-  return this != internal_default_instance() && status_ != nullptr;
-}
-inline const ::milvus::proto::common::Status& ListCredUsersResponse::status() const {
-  const ::milvus::proto::common::Status* p = status_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ListCredUsersResponse.status)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::Status*>(
-      &::milvus::proto::common::_Status_default_instance_);
-}
-inline ::milvus::proto::common::Status* ListCredUsersResponse::release_status() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.ListCredUsersResponse.status)
-  
-  ::milvus::proto::common::Status* temp = status_;
-  status_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::Status* ListCredUsersResponse::mutable_status() {
-  
-  if (status_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::Status>(GetArenaNoVirtual());
-    status_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ListCredUsersResponse.status)
-  return status_;
-}
-inline void ListCredUsersResponse::set_allocated_status(::milvus::proto::common::Status* status) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(status_);
-  }
-  if (status) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      status = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, status, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  status_ = status;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.ListCredUsersResponse.status)
-}
-
-// repeated string usernames = 2;
-inline int ListCredUsersResponse::usernames_size() const {
-  return usernames_.size();
-}
-inline void ListCredUsersResponse::clear_usernames() {
-  usernames_.Clear();
-}
-inline const std::string& ListCredUsersResponse::usernames(int index) const {
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ListCredUsersResponse.usernames)
-  return usernames_.Get(index);
-}
-inline std::string* ListCredUsersResponse::mutable_usernames(int index) {
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ListCredUsersResponse.usernames)
-  return usernames_.Mutable(index);
-}
-inline void ListCredUsersResponse::set_usernames(int index, const std::string& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ListCredUsersResponse.usernames)
-  usernames_.Mutable(index)->assign(value);
-}
-inline void ListCredUsersResponse::set_usernames(int index, std::string&& value) {
-  // @@protoc_insertion_point(field_set:milvus.proto.milvus.ListCredUsersResponse.usernames)
-  usernames_.Mutable(index)->assign(std::move(value));
-}
-inline void ListCredUsersResponse::set_usernames(int index, const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  usernames_.Mutable(index)->assign(value);
-  // @@protoc_insertion_point(field_set_char:milvus.proto.milvus.ListCredUsersResponse.usernames)
-}
-inline void ListCredUsersResponse::set_usernames(int index, const char* value, size_t size) {
-  usernames_.Mutable(index)->assign(
-    reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_set_pointer:milvus.proto.milvus.ListCredUsersResponse.usernames)
-}
-inline std::string* ListCredUsersResponse::add_usernames() {
-  // @@protoc_insertion_point(field_add_mutable:milvus.proto.milvus.ListCredUsersResponse.usernames)
-  return usernames_.Add();
-}
-inline void ListCredUsersResponse::add_usernames(const std::string& value) {
-  usernames_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.ListCredUsersResponse.usernames)
-}
-inline void ListCredUsersResponse::add_usernames(std::string&& value) {
-  usernames_.Add(std::move(value));
-  // @@protoc_insertion_point(field_add:milvus.proto.milvus.ListCredUsersResponse.usernames)
-}
-inline void ListCredUsersResponse::add_usernames(const char* value) {
-  GOOGLE_DCHECK(value != nullptr);
-  usernames_.Add()->assign(value);
-  // @@protoc_insertion_point(field_add_char:milvus.proto.milvus.ListCredUsersResponse.usernames)
-}
-inline void ListCredUsersResponse::add_usernames(const char* value, size_t size) {
-  usernames_.Add()->assign(reinterpret_cast<const char*>(value), size);
-  // @@protoc_insertion_point(field_add_pointer:milvus.proto.milvus.ListCredUsersResponse.usernames)
-}
-inline const ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>&
-ListCredUsersResponse::usernames() const {
-  // @@protoc_insertion_point(field_list:milvus.proto.milvus.ListCredUsersResponse.usernames)
-  return usernames_;
-}
-inline ::PROTOBUF_NAMESPACE_ID::RepeatedPtrField<std::string>*
-ListCredUsersResponse::mutable_usernames() {
-  // @@protoc_insertion_point(field_mutable_list:milvus.proto.milvus.ListCredUsersResponse.usernames)
-  return &usernames_;
-}
-
-// -------------------------------------------------------------------
-
-// ListCredUsersRequest
-
-// .milvus.proto.common.MsgBase base = 1;
-inline bool ListCredUsersRequest::has_base() const {
-  return this != internal_default_instance() && base_ != nullptr;
-}
-inline const ::milvus::proto::common::MsgBase& ListCredUsersRequest::base() const {
-  const ::milvus::proto::common::MsgBase* p = base_;
-  // @@protoc_insertion_point(field_get:milvus.proto.milvus.ListCredUsersRequest.base)
-  return p != nullptr ? *p : *reinterpret_cast<const ::milvus::proto::common::MsgBase*>(
-      &::milvus::proto::common::_MsgBase_default_instance_);
-}
-inline ::milvus::proto::common::MsgBase* ListCredUsersRequest::release_base() {
-  // @@protoc_insertion_point(field_release:milvus.proto.milvus.ListCredUsersRequest.base)
-  
-  ::milvus::proto::common::MsgBase* temp = base_;
-  base_ = nullptr;
-  return temp;
-}
-inline ::milvus::proto::common::MsgBase* ListCredUsersRequest::mutable_base() {
-  
-  if (base_ == nullptr) {
-    auto* p = CreateMaybeMessage<::milvus::proto::common::MsgBase>(GetArenaNoVirtual());
-    base_ = p;
-  }
-  // @@protoc_insertion_point(field_mutable:milvus.proto.milvus.ListCredUsersRequest.base)
-  return base_;
-}
-inline void ListCredUsersRequest::set_allocated_base(::milvus::proto::common::MsgBase* base) {
-  ::PROTOBUF_NAMESPACE_ID::Arena* message_arena = GetArenaNoVirtual();
-  if (message_arena == nullptr) {
-    delete reinterpret_cast< ::PROTOBUF_NAMESPACE_ID::MessageLite*>(base_);
-  }
-  if (base) {
-    ::PROTOBUF_NAMESPACE_ID::Arena* submessage_arena = nullptr;
-    if (message_arena != submessage_arena) {
-      base = ::PROTOBUF_NAMESPACE_ID::internal::GetOwnedMessage(
-          message_arena, base, submessage_arena);
-    }
-    
-  } else {
-    
-  }
-  base_ = base;
-  // @@protoc_insertion_point(field_set_allocated:milvus.proto.milvus.ListCredUsersRequest.base)
-}
-
-#ifdef __GNUC__
-  #pragma GCC diagnostic pop
-#endif  // __GNUC__
-// -------------------------------------------------------------------
-
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-
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-
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-
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-
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-
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-
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-
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-
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-
-// -------------------------------------------------------------------
-
-// -------------------------------------------------------------------
-
-
-// @@protoc_insertion_point(namespace_scope)
-
-}  // namespace milvus
-}  // namespace proto
-}  // namespace milvus
-
-PROTOBUF_NAMESPACE_OPEN
-
-template <> struct is_proto_enum< ::milvus::proto::milvus::ShowType> : ::std::true_type {};
-template <>
-inline const EnumDescriptor* GetEnumDescriptor< ::milvus::proto::milvus::ShowType>() {
-  return ::milvus::proto::milvus::ShowType_descriptor();
-}
-template <> struct is_proto_enum< ::milvus::proto::milvus::PlaceholderType> : ::std::true_type {};
-template <>
-inline const EnumDescriptor* GetEnumDescriptor< ::milvus::proto::milvus::PlaceholderType>() {
-  return ::milvus::proto::milvus::PlaceholderType_descriptor();
-}
-
-PROTOBUF_NAMESPACE_CLOSE
-
-// @@protoc_insertion_point(global_scope)
-
-#include <google/protobuf/port_undef.inc>
-#endif  // GOOGLE_PROTOBUF_INCLUDED_GOOGLE_PROTOBUF_INCLUDED_milvus_2eproto
diff --git a/internal/querynode/query_shard.go b/internal/querynode/query_shard.go
index c9939c705c16a83da616ef385cca93b9d5de57e3..9baa82ef8c13e6e7b4e68125ab01a037339ed7c7 100644
--- a/internal/querynode/query_shard.go
+++ b/internal/querynode/query_shard.go
@@ -18,9 +18,7 @@ package querynode
 
 import (
 	"context"
-	"errors"
 	"fmt"
-	"math"
 
 	"go.uber.org/zap"
 
@@ -129,27 +127,6 @@ func (tp tsType) String() string {
 	return ""
 }
 
-func (q *queryShard) getNewTSafe(tp tsType) (Timestamp, error) {
-	var channel string
-	switch tp {
-	case tsTypeDML:
-		channel = q.channel
-	case tsTypeDelta:
-		channel = q.deltaChannel
-	default:
-		return 0, errors.New("invalid ts type")
-	}
-	t := Timestamp(math.MaxInt64)
-	ts, err := q.tSafeReplica.getTSafe(channel)
-	if err != nil {
-		return 0, err
-	}
-	if ts <= t {
-		t = ts
-	}
-	return t, nil
-}
-
 func (q *queryShard) getServiceableTime(tp tsType) (Timestamp, error) {
 	var channel string
 	switch tp {
diff --git a/internal/querynode/query_shard_test.go b/internal/querynode/query_shard_test.go
index 567eddba59ca35b1ac88fd3a7fb3c43754acd6f5..2ae40187e0871e2e1438b5b7c7c84f2ba7644e33 100644
--- a/internal/querynode/query_shard_test.go
+++ b/internal/querynode/query_shard_test.go
@@ -119,7 +119,7 @@ func TestQueryShard_Close(t *testing.T) {
 	qs.Close()
 }
 
-func TestQueryShard_waitNewTSafe(t *testing.T) {
+func TestQueryShard_getServiceableTime(t *testing.T) {
 	qs, err := genSimpleQueryShard(context.Background())
 	assert.NoError(t, err)
 
@@ -127,11 +127,11 @@ func TestQueryShard_waitNewTSafe(t *testing.T) {
 	err = updateQueryShardTSafe(qs, timestamp)
 	assert.NoError(t, err)
 
-	dmlTimestamp, err := qs.getNewTSafe(tsTypeDML)
+	dmlTimestamp, err := qs.getServiceableTime(tsTypeDML)
 	assert.NoError(t, err)
 	assert.Equal(t, timestamp, dmlTimestamp)
 
-	deltaTimestamp, err := qs.getNewTSafe(tsTypeDelta)
+	deltaTimestamp, err := qs.getServiceableTime(tsTypeDelta)
 	assert.NoError(t, err)
 	assert.Equal(t, timestamp, deltaTimestamp)
 }