diff --git a/CMakeLists.txt b/CMakeLists.txt
index cda71fb3bf01ba1018a77c2741709a9d28a836c8..99e48006b19b0d12d9faa3ce2d51987d1cf4bfe7 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -11,6 +11,7 @@ set(CMAKE_CONTRIB_DIR "${CMAKE_SOURCE_DIR}/contrib")
 include(${CMAKE_SUPPORT_DIR}/cmake.options)
 
 SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fPIC -gdwarf-2 -msse4.2 -mfma -g3")
+SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fPIC -gdwarf-2 -msse4.2 -mfma -g3")
 
 # contrib
 add_subdirectory(contrib)
diff --git a/source/libs/catalog/src/catalog.c b/source/libs/catalog/src/catalog.c
index 02e755814578913e58b538e9bed1be4f02bbf666..4f03ff1ef72ebc062e634a06624e85ded3255c2c 100644
--- a/source/libs/catalog/src/catalog.c
+++ b/source/libs/catalog/src/catalog.c
@@ -295,14 +295,6 @@ int32_t ctgUpdateTableMetaCache(struct SCatalog *pCatalog, STableMetaOutput *out
     CTG_ERR_RET(TSDB_CODE_CTG_INTERNAL_ERROR);
   }
 
-  if (NULL == pCatalog->tableCache.cache) {
-    pCatalog->tableCache.cache = taosHashInit(ctgMgmt.cfg.maxTblCacheNum, taosGetDefaultHashFunction(TSDB_DATA_TYPE_BINARY), true, HASH_ENTRY_LOCK);
-    if (NULL == pCatalog->tableCache.cache) {
-      ctgError("init hash[%d] for tablemeta cache failed", ctgMgmt.cfg.maxTblCacheNum);
-      CTG_ERR_RET(TSDB_CODE_CTG_MEM_ERROR);
-    }
-  }
-
   if (NULL == pCatalog->tableCache.cache) {
     pCatalog->tableCache.cache = taosHashInit(ctgMgmt.cfg.maxTblCacheNum, taosGetDefaultHashFunction(TSDB_DATA_TYPE_BINARY), true, HASH_ENTRY_LOCK);
     if (NULL == pCatalog->tableCache.cache) {
@@ -329,7 +321,8 @@ int32_t ctgUpdateTableMetaCache(struct SCatalog *pCatalog, STableMetaOutput *out
     }    
   }
 
-  if (taosHashPut(pCatalog->tableCache.cache, output->tbFname, strlen(output->tbFname), output->tbMeta, sizeof(*output->tbMeta)) != 0) {
+  int32_t tbSize = sizeof(*output->tbMeta) + sizeof(SSchema) * (output->tbMeta->tableInfo.numOfColumns + output->tbMeta->tableInfo.numOfTags);
+  if (taosHashPut(pCatalog->tableCache.cache, output->tbFname, strlen(output->tbFname), output->tbMeta, tbSize) != 0) {
     ctgError("push table[%s] to table cache failed", output->tbFname);
     goto error_exit;
   }
diff --git a/source/libs/catalog/test/catalogTests.cpp b/source/libs/catalog/test/catalogTests.cpp
index fa63c78cbe67af85f5aaec94dbfb28f11e95d8f3..66e1e0ab747aba87bad69ca824bcf655a0ab61c7 100644
--- a/source/libs/catalog/test/catalogTests.cpp
+++ b/source/libs/catalog/test/catalogTests.cpp
@@ -32,31 +32,25 @@
 #include "stub.h"
 #include "addr_any.h"
 
-typedef struct SAppInstInfo {
-  int64_t           numOfConns;
-  SCorEpSet         mgmtEp;
-} SAppInstInfo;
-
-typedef struct STscObj {
-  char               user[TSDB_USER_LEN];
-  char               pass[TSDB_PASSWORD_LEN];
-  char               acctId[TSDB_ACCT_ID_LEN];
-  char               db[TSDB_ACCT_ID_LEN + TSDB_DB_NAME_LEN];
-  uint32_t           connId;
-  uint64_t           id;       // ref ID returned by taosAddRef
-//  struct SSqlObj    *sqlList;
-  void              *pTransporter;
-  pthread_mutex_t    mutex;     // used to protect the operation on db
-  int32_t            numOfReqs; // number of sqlObj from this tscObj
-  SAppInstInfo      *pAppInfo;
-} STscObj;
+
 
 namespace {
 
+void ctgTestSetPrepareCTableMeta();
+void ctgTestSetPrepareSTableMeta();
+
+
 int32_t ctgTestVgNum = 10;
+int32_t ctgTestColNum = 2;
+int32_t ctgTestTagNum = 1;
+int32_t ctgTestSVersion = 1;
+int32_t ctgTestTVersion = 1;
+
 char *ctgTestClusterId = "cluster1";
 char *ctgTestDbname = "1.db1";
 char *ctgTestTablename = "table1";
+char *ctgTestCTablename = "ctable1";
+char *ctgTestSTablename = "stable1";
 
 
 void sendCreateDbMsg(void *shandle, SEpSet *pEpSet) {
@@ -94,7 +88,7 @@ void sendCreateDbMsg(void *shandle, SEpSet *pEpSet) {
   ASSERT_EQ(rpcRsp.code, 0);
 }
 
-void __rpcSendRecv(void *shandle, SEpSet *pEpSet, SRpcMsg *pMsg, SRpcMsg *pRsp) {
+void ctgTestPrepareDbVgroups(void *shandle, SEpSet *pEpSet, SRpcMsg *pMsg, SRpcMsg *pRsp) {
   SUseDbRsp *rspMsg = NULL; //todo
 
   pRsp->code =0;
@@ -102,8 +96,8 @@ void __rpcSendRecv(void *shandle, SEpSet *pEpSet, SRpcMsg *pMsg, SRpcMsg *pRsp)
   pRsp->pCont = calloc(1, pRsp->contLen);
   rspMsg = (SUseDbRsp *)pRsp->pCont;
   strcpy(rspMsg->db, ctgTestDbname);
-  rspMsg->vgVersion = 1;
-  rspMsg->vgNum = ctgTestVgNum;
+  rspMsg->vgVersion = htonl(1);
+  rspMsg->vgNum = htonl(ctgTestVgNum);
   rspMsg->hashMethod = 0;
 
   SVgroupInfo *vg = NULL;
@@ -111,33 +105,239 @@ void __rpcSendRecv(void *shandle, SEpSet *pEpSet, SRpcMsg *pMsg, SRpcMsg *pRsp)
   for (int32_t i = 0; i < ctgTestVgNum; ++i) {
     vg = &rspMsg->vgroupInfo[i];
 
-    vg->vgId = i + 1;
-    vg->hashBegin = i * hashUnit;
-    vg->hashEnd = hashUnit * (i + 1) - 1;
+    vg->vgId = htonl(i + 1);
+    vg->hashBegin = htonl(i * hashUnit);
+    vg->hashEnd = htonl(hashUnit * (i + 1) - 1);
     vg->numOfEps = i % TSDB_MAX_REPLICA + 1;
     vg->inUse = i % vg->numOfEps;
     for (int32_t n = 0; n < vg->numOfEps; ++n) {
       SEpAddrMsg *addr = &vg->epAddr[n];
       strcpy(addr->fqdn, "a0");
-      addr->port = n + 22;
+      addr->port = htons(n + 22);
     }
   }
 
-  vg->hashEnd = UINT32_MAX;
+  vg->hashEnd = htonl(UINT32_MAX);
+
+  return;
+}
+
+void ctgTestPrepareDbVgroupsAndChildMeta(void *shandle, SEpSet *pEpSet, SRpcMsg *pMsg, SRpcMsg *pRsp) {
+  ctgTestPrepareDbVgroups(shandle, pEpSet, pMsg, pRsp);
+  
+  ctgTestSetPrepareCTableMeta();
+  
+  return;
+}
+
+void ctgTestPrepareDbVgroupsAndSuperMeta(void *shandle, SEpSet *pEpSet, SRpcMsg *pMsg, SRpcMsg *pRsp) {
+  ctgTestPrepareDbVgroups(shandle, pEpSet, pMsg, pRsp);
+  
+  ctgTestSetPrepareSTableMeta();
   
   return;
 }
 
 
-void initTestEnv() {
+void ctgTestPrepareTableMeta(void *shandle, SEpSet *pEpSet, SRpcMsg *pMsg, SRpcMsg *pRsp) {
+  STableMetaMsg *rspMsg = NULL; //todo
+
+  pRsp->code =0;
+  pRsp->contLen = sizeof(STableMetaMsg) + (ctgTestColNum + ctgTestTagNum) * sizeof(SSchema);
+  pRsp->pCont = calloc(1, pRsp->contLen);
+  rspMsg = (STableMetaMsg *)pRsp->pCont;
+  sprintf(rspMsg->tbFname, "%s.%s", ctgTestDbname, ctgTestTablename);
+  rspMsg->numOfTags = 0;
+  rspMsg->numOfColumns = htonl(ctgTestColNum);
+  rspMsg->precision = 1;
+  rspMsg->tableType = TSDB_NORMAL_TABLE;
+  rspMsg->update = 1;
+  rspMsg->sversion = htonl(ctgTestSVersion);
+  rspMsg->tversion = htonl(ctgTestTVersion);
+  rspMsg->suid = 0;
+  rspMsg->tuid = htobe64(0x0000000000000001);
+  rspMsg->vgId = htonl(8);
+
+  SSchema *s = NULL;
+  s = &rspMsg->pSchema[0];
+  s->type = TSDB_DATA_TYPE_TIMESTAMP;
+  s->colId = htonl(0);
+  s->bytes = htonl(8);
+  strcpy(s->name, "ts");
+
+  s = &rspMsg->pSchema[1];
+  s->type = TSDB_DATA_TYPE_INT;
+  s->colId = htonl(1);
+  s->bytes = htonl(4);
+  strcpy(s->name, "col1");
+  
+  return;
+}
+
+
+void ctgTestPrepareCTableMeta(void *shandle, SEpSet *pEpSet, SRpcMsg *pMsg, SRpcMsg *pRsp) {
+  STableMetaMsg *rspMsg = NULL; //todo
+
+  pRsp->code =0;
+  pRsp->contLen = sizeof(STableMetaMsg) + (ctgTestColNum + ctgTestTagNum) * sizeof(SSchema);
+  pRsp->pCont = calloc(1, pRsp->contLen);
+  rspMsg = (STableMetaMsg *)pRsp->pCont;
+  sprintf(rspMsg->tbFname, "%s.%s", ctgTestDbname, ctgTestCTablename);
+  sprintf(rspMsg->stbFname, "%s.%s", ctgTestDbname, ctgTestSTablename);
+  rspMsg->numOfTags = htonl(ctgTestTagNum);
+  rspMsg->numOfColumns = htonl(ctgTestColNum);
+  rspMsg->precision = 1;
+  rspMsg->tableType = TSDB_CHILD_TABLE;
+  rspMsg->update = 1;
+  rspMsg->sversion = htonl(ctgTestSVersion);
+  rspMsg->tversion = htonl(ctgTestTVersion);
+  rspMsg->suid = htobe64(0x0000000000000002);
+  rspMsg->tuid = htobe64(0x0000000000000003);
+  rspMsg->vgId = htonl(9);
+
+  SSchema *s = NULL;
+  s = &rspMsg->pSchema[0];
+  s->type = TSDB_DATA_TYPE_TIMESTAMP;
+  s->colId = htonl(0);
+  s->bytes = htonl(8);
+  strcpy(s->name, "ts");
+
+  s = &rspMsg->pSchema[1];
+  s->type = TSDB_DATA_TYPE_INT;
+  s->colId = htonl(1);
+  s->bytes = htonl(4);
+  strcpy(s->name, "col1s");
+
+  s = &rspMsg->pSchema[2];
+  s->type = TSDB_DATA_TYPE_BINARY;
+  s->colId = htonl(2);
+  s->bytes = htonl(12);
+  strcpy(s->name, "tag1s");
+
+  
+  return;
+}
+
+
+void ctgTestPrepareSTableMeta(void *shandle, SEpSet *pEpSet, SRpcMsg *pMsg, SRpcMsg *pRsp) {
+  STableMetaMsg *rspMsg = NULL; //todo
+
+  pRsp->code =0;
+  pRsp->contLen = sizeof(STableMetaMsg) + (ctgTestColNum + ctgTestTagNum) * sizeof(SSchema);
+  pRsp->pCont = calloc(1, pRsp->contLen);
+  rspMsg = (STableMetaMsg *)pRsp->pCont;
+  sprintf(rspMsg->tbFname, "%s.%s", ctgTestDbname, ctgTestSTablename);
+  sprintf(rspMsg->stbFname, "%s.%s", ctgTestDbname, ctgTestSTablename);
+  rspMsg->numOfTags = htonl(ctgTestTagNum);
+  rspMsg->numOfColumns = htonl(ctgTestColNum);
+  rspMsg->precision = 1;
+  rspMsg->tableType = TSDB_SUPER_TABLE;
+  rspMsg->update = 1;
+  rspMsg->sversion = htonl(ctgTestSVersion);
+  rspMsg->tversion = htonl(ctgTestTVersion);
+  rspMsg->suid = htobe64(0x0000000000000002);
+  rspMsg->tuid = htobe64(0x0000000000000003);
+  rspMsg->vgId = 0;
+
+  SSchema *s = NULL;
+  s = &rspMsg->pSchema[0];
+  s->type = TSDB_DATA_TYPE_TIMESTAMP;
+  s->colId = htonl(0);
+  s->bytes = htonl(8);
+  strcpy(s->name, "ts");
+
+  s = &rspMsg->pSchema[1];
+  s->type = TSDB_DATA_TYPE_INT;
+  s->colId = htonl(1);
+  s->bytes = htonl(4);
+  strcpy(s->name, "col1s");
+
+  s = &rspMsg->pSchema[2];
+  s->type = TSDB_DATA_TYPE_BINARY;
+  s->colId = htonl(2);
+  s->bytes = htonl(12);
+  strcpy(s->name, "tag1s");
+
+  
+  return;
+}
+
+
+void ctgTestSetPrepareDbVgroups() {
+  static Stub stub;
+  stub.set(rpcSendRecv, ctgTestPrepareDbVgroups);
+  {
+    AddrAny any("libtransport.so");
+    std::map<std::string,void*> result;
+    any.get_global_func_addr_dynsym("^rpcSendRecv$", result);
+    for (const auto& f : result) {
+      stub.set(f.second, ctgTestPrepareDbVgroups);
+    }
+  }
+}
+
+void ctgTestSetPrepareTableMeta() {
+  static Stub stub;
+  stub.set(rpcSendRecv, ctgTestPrepareTableMeta);
+  {
+    AddrAny any("libtransport.so");
+    std::map<std::string,void*> result;
+    any.get_global_func_addr_dynsym("^rpcSendRecv$", result);
+    for (const auto& f : result) {
+      stub.set(f.second, ctgTestPrepareTableMeta);
+    }
+  }
+}
+
+void ctgTestSetPrepareCTableMeta() {
+  static Stub stub;
+  stub.set(rpcSendRecv, ctgTestPrepareCTableMeta);
+  {
+    AddrAny any("libtransport.so");
+    std::map<std::string,void*> result;
+    any.get_global_func_addr_dynsym("^rpcSendRecv$", result);
+    for (const auto& f : result) {
+      stub.set(f.second, ctgTestPrepareCTableMeta);
+    }
+  }
+}
+
+void ctgTestSetPrepareSTableMeta() {
+  static Stub stub;
+  stub.set(rpcSendRecv, ctgTestPrepareSTableMeta);
+  {
+    AddrAny any("libtransport.so");
+    std::map<std::string,void*> result;
+    any.get_global_func_addr_dynsym("^rpcSendRecv$", result);
+    for (const auto& f : result) {
+      stub.set(f.second, ctgTestPrepareSTableMeta);
+    }
+  }
+}
+
+
+void ctgTestSetPrepareDbVgroupsAndChildMeta() {
   static Stub stub;
-  stub.set(rpcSendRecv, __rpcSendRecv);
+  stub.set(rpcSendRecv, ctgTestPrepareDbVgroupsAndChildMeta);
   {
     AddrAny any("libtransport.so");
     std::map<std::string,void*> result;
     any.get_global_func_addr_dynsym("^rpcSendRecv$", result);
     for (const auto& f : result) {
-      stub.set(f.second, __rpcSendRecv);
+      stub.set(f.second, (rpcSendRecv, ctgTestPrepareDbVgroupsAndChildMeta));
+    }
+  }
+}
+
+void ctgTestSetPrepareDbVgroupsAndSuperMeta() {
+  static Stub stub;
+  stub.set(rpcSendRecv, ctgTestPrepareDbVgroupsAndSuperMeta);
+  {
+    AddrAny any("libtransport.so");
+    std::map<std::string,void*> result;
+    any.get_global_func_addr_dynsym("^rpcSendRecv$", result);
+    for (const auto& f : result) {
+      stub.set(f.second, (rpcSendRecv, ctgTestPrepareDbVgroupsAndSuperMeta));
     }
   }
 }
@@ -145,12 +345,12 @@ void initTestEnv() {
 
 }
 
-TEST(testCase, normalCase) {
+TEST(testCase, normalTableCase) {
   struct SCatalog* pCtg = NULL;
   void *mockPointer = (void *)0x1;
   SVgroupInfo vgInfo = {0};
 
-  initTestEnv();
+  ctgTestSetPrepareDbVgroups();
 
   initQueryModuleMsgHandle();
 
@@ -164,6 +364,152 @@ TEST(testCase, normalCase) {
 
   code = catalogGetTableHashVgroup(pCtg, mockPointer, (const SEpSet *)mockPointer, ctgTestDbname, ctgTestTablename, &vgInfo);
   ASSERT_EQ(code, 0);
+  ASSERT_EQ(vgInfo.vgId, 8);
+  ASSERT_EQ(vgInfo.numOfEps, 3);
+
+  ctgTestSetPrepareTableMeta();
+
+  STableMeta *tableMeta = NULL;
+  code = catalogGetTableMeta(pCtg, mockPointer, (const SEpSet *)mockPointer, ctgTestDbname, ctgTestTablename, &tableMeta);
+  ASSERT_EQ(code, 0);
+  ASSERT_EQ(tableMeta->vgId, 8);
+  ASSERT_EQ(tableMeta->tableType, TSDB_NORMAL_TABLE);
+  ASSERT_EQ(tableMeta->sversion, ctgTestSVersion);
+  ASSERT_EQ(tableMeta->tversion, ctgTestTVersion);
+  ASSERT_EQ(tableMeta->tableInfo.numOfColumns, ctgTestColNum);
+  ASSERT_EQ(tableMeta->tableInfo.numOfTags, 0);
+  ASSERT_EQ(tableMeta->tableInfo.precision, 1);
+  ASSERT_EQ(tableMeta->tableInfo.rowSize, 12);
+
+  tableMeta = NULL;
+  code = catalogGetTableMeta(pCtg, mockPointer, (const SEpSet *)mockPointer, ctgTestDbname, ctgTestTablename, &tableMeta);
+  ASSERT_EQ(code, 0);
+  ASSERT_EQ(tableMeta->vgId, 8);
+  ASSERT_EQ(tableMeta->tableType, TSDB_NORMAL_TABLE);
+  ASSERT_EQ(tableMeta->sversion, ctgTestSVersion);
+  ASSERT_EQ(tableMeta->tversion, ctgTestTVersion);
+  ASSERT_EQ(tableMeta->tableInfo.numOfColumns, ctgTestColNum);
+  ASSERT_EQ(tableMeta->tableInfo.numOfTags, 0);
+  ASSERT_EQ(tableMeta->tableInfo.precision, 1);
+  ASSERT_EQ(tableMeta->tableInfo.rowSize, 12);
+
+  catalogDestroy();
+}
+
+TEST(testCase, childTableCase) {
+  struct SCatalog* pCtg = NULL;
+  void *mockPointer = (void *)0x1;
+  SVgroupInfo vgInfo = {0};
+
+  ctgTestSetPrepareDbVgroupsAndChildMeta();
+
+  initQueryModuleMsgHandle();
+
+  //sendCreateDbMsg(pConn->pTransporter, &pConn->pAppInfo->mgmtEp.epSet);
+  
+  int32_t code = catalogInit(NULL);
+  ASSERT_EQ(code, 0);
+
+  code = catalogGetHandle(ctgTestClusterId, &pCtg);
+  ASSERT_EQ(code, 0);
+
+  STableMeta *tableMeta = NULL;
+  code = catalogGetTableMeta(pCtg, mockPointer, (const SEpSet *)mockPointer, ctgTestDbname, ctgTestCTablename, &tableMeta);
+  ASSERT_EQ(code, 0);
+  ASSERT_EQ(tableMeta->vgId, 9);
+  ASSERT_EQ(tableMeta->tableType, TSDB_CHILD_TABLE);
+  ASSERT_EQ(tableMeta->sversion, ctgTestSVersion);
+  ASSERT_EQ(tableMeta->tversion, ctgTestTVersion);
+  ASSERT_EQ(tableMeta->tableInfo.numOfColumns, ctgTestColNum);
+  ASSERT_EQ(tableMeta->tableInfo.numOfTags, ctgTestTagNum);
+  ASSERT_EQ(tableMeta->tableInfo.precision, 1);
+  ASSERT_EQ(tableMeta->tableInfo.rowSize, 12);
+
+  tableMeta = NULL;
+  code = catalogGetTableMeta(pCtg, mockPointer, (const SEpSet *)mockPointer, ctgTestDbname, ctgTestCTablename, &tableMeta);
+  ASSERT_EQ(code, 0);
+  ASSERT_EQ(tableMeta->vgId, 9);
+  ASSERT_EQ(tableMeta->tableType, TSDB_CHILD_TABLE);
+  ASSERT_EQ(tableMeta->sversion, ctgTestSVersion);
+  ASSERT_EQ(tableMeta->tversion, ctgTestTVersion);
+  ASSERT_EQ(tableMeta->tableInfo.numOfColumns, ctgTestColNum);
+  ASSERT_EQ(tableMeta->tableInfo.numOfTags, ctgTestTagNum);
+  ASSERT_EQ(tableMeta->tableInfo.precision, 1);
+  ASSERT_EQ(tableMeta->tableInfo.rowSize, 12);
+
+  tableMeta = NULL;
+  code = catalogGetTableMeta(pCtg, mockPointer, (const SEpSet *)mockPointer, ctgTestDbname, ctgTestSTablename, &tableMeta);
+  ASSERT_EQ(code, 0);
+  ASSERT_EQ(tableMeta->vgId, 0);
+  ASSERT_EQ(tableMeta->tableType, TSDB_SUPER_TABLE);
+  ASSERT_EQ(tableMeta->sversion, ctgTestSVersion);
+  ASSERT_EQ(tableMeta->tversion, ctgTestTVersion);
+  ASSERT_EQ(tableMeta->tableInfo.numOfColumns, ctgTestColNum);
+  ASSERT_EQ(tableMeta->tableInfo.numOfTags, ctgTestTagNum);
+  ASSERT_EQ(tableMeta->tableInfo.precision, 1);
+  ASSERT_EQ(tableMeta->tableInfo.rowSize, 12);
+
+  catalogDestroy();
+}
+
+TEST(testCase, superTableCase) {
+  struct SCatalog* pCtg = NULL;
+  void *mockPointer = (void *)0x1;
+  SVgroupInfo vgInfo = {0};
+
+  ctgTestSetPrepareDbVgroupsAndSuperMeta();
+
+  initQueryModuleMsgHandle();
+
+  //sendCreateDbMsg(pConn->pTransporter, &pConn->pAppInfo->mgmtEp.epSet);
+  
+  int32_t code = catalogInit(NULL);
+  ASSERT_EQ(code, 0);
+
+  code = catalogGetHandle(ctgTestClusterId, &pCtg);
+  ASSERT_EQ(code, 0);
+
+  STableMeta *tableMeta = NULL;
+  code = catalogGetTableMeta(pCtg, mockPointer, (const SEpSet *)mockPointer, ctgTestDbname, ctgTestSTablename, &tableMeta);
+  ASSERT_EQ(code, 0);
+  ASSERT_EQ(tableMeta->vgId, 0);
+  ASSERT_EQ(tableMeta->tableType, TSDB_SUPER_TABLE);
+  ASSERT_EQ(tableMeta->sversion, ctgTestSVersion);
+  ASSERT_EQ(tableMeta->tversion, ctgTestTVersion);
+  ASSERT_EQ(tableMeta->tableInfo.numOfColumns, ctgTestColNum);
+  ASSERT_EQ(tableMeta->tableInfo.numOfTags, ctgTestTagNum);
+  ASSERT_EQ(tableMeta->tableInfo.precision, 1);
+  ASSERT_EQ(tableMeta->tableInfo.rowSize, 12);
+
+  ctgTestSetPrepareCTableMeta();
+
+  tableMeta = NULL;
+  code = catalogGetTableMeta(pCtg, mockPointer, (const SEpSet *)mockPointer, ctgTestDbname, ctgTestCTablename, &tableMeta);
+  ASSERT_EQ(code, 0);
+  ASSERT_EQ(tableMeta->vgId, 9);
+  ASSERT_EQ(tableMeta->tableType, TSDB_CHILD_TABLE);
+  ASSERT_EQ(tableMeta->sversion, ctgTestSVersion);
+  ASSERT_EQ(tableMeta->tversion, ctgTestTVersion);
+  ASSERT_EQ(tableMeta->tableInfo.numOfColumns, ctgTestColNum);
+  ASSERT_EQ(tableMeta->tableInfo.numOfTags, ctgTestTagNum);
+  ASSERT_EQ(tableMeta->tableInfo.precision, 1);
+  ASSERT_EQ(tableMeta->tableInfo.rowSize, 12);
+
+  tableMeta = NULL;
+  code = catalogGetTableMeta(pCtg, mockPointer, (const SEpSet *)mockPointer, ctgTestDbname, ctgTestCTablename, &tableMeta);
+  ASSERT_EQ(code, 0);
+  ASSERT_EQ(tableMeta->vgId, 9);
+  ASSERT_EQ(tableMeta->tableType, TSDB_CHILD_TABLE);
+  ASSERT_EQ(tableMeta->sversion, ctgTestSVersion);
+  ASSERT_EQ(tableMeta->tversion, ctgTestTVersion);
+  ASSERT_EQ(tableMeta->tableInfo.numOfColumns, ctgTestColNum);
+  ASSERT_EQ(tableMeta->tableInfo.numOfTags, ctgTestTagNum);
+  ASSERT_EQ(tableMeta->tableInfo.precision, 1);
+  ASSERT_EQ(tableMeta->tableInfo.rowSize, 12);
+
+
+
+  catalogDestroy();
 }
 
 
diff --git a/source/libs/qcom/src/querymsg.c b/source/libs/qcom/src/querymsg.c
index eb5527f076f7e5ca59607af66d3582c9d0264dfc..de1afb05dfaf830945d1e78e8014bcaea3bf9e14 100644
--- a/source/libs/qcom/src/querymsg.c
+++ b/source/libs/qcom/src/querymsg.c
@@ -92,8 +92,8 @@ int32_t queryProcessUseDBRsp(void* output, char *msg, int32_t msgSize) {
     return TSDB_CODE_TSC_VALUE_OUT_OF_RANGE;
   }
   
-  pRsp->vgVersion = htonl(pRsp->vgVersion);
-  pRsp->vgNum = htonl(pRsp->vgNum);
+  pRsp->vgVersion = ntohl(pRsp->vgVersion);
+  pRsp->vgNum = ntohl(pRsp->vgNum);
 
   if (pRsp->vgNum < 0) {
     qError("invalid db[%s] vgroup number[%d]", pRsp->db, pRsp->vgNum);
@@ -115,12 +115,12 @@ int32_t queryProcessUseDBRsp(void* output, char *msg, int32_t msgSize) {
   }
 
   for (int32_t i = 0; i < pRsp->vgNum; ++i) {
-    pRsp->vgroupInfo[i].vgId = htonl(pRsp->vgroupInfo[i].vgId);
-    pRsp->vgroupInfo[i].hashBegin = htonl(pRsp->vgroupInfo[i].hashBegin);
-    pRsp->vgroupInfo[i].hashEnd = htonl(pRsp->vgroupInfo[i].hashEnd);
+    pRsp->vgroupInfo[i].vgId = ntohl(pRsp->vgroupInfo[i].vgId);
+    pRsp->vgroupInfo[i].hashBegin = ntohl(pRsp->vgroupInfo[i].hashBegin);
+    pRsp->vgroupInfo[i].hashEnd = ntohl(pRsp->vgroupInfo[i].hashEnd);
 
     for (int32_t n = 0; n < pRsp->vgroupInfo[i].numOfEps; ++n) {
-      pRsp->vgroupInfo[i].epAddr[n].port = htons(pRsp->vgroupInfo[i].epAddr[n].port);
+      pRsp->vgroupInfo[i].epAddr[n].port = ntohs(pRsp->vgroupInfo[i].epAddr[n].port);
     }
 
     if (0 != taosHashPut(pOut->dbVgroup.vgInfo, &pRsp->vgroupInfo[i].vgId, sizeof(pRsp->vgroupInfo[i].vgId), &pRsp->vgroupInfo[i], sizeof(pRsp->vgroupInfo[i]))) {
@@ -142,13 +142,13 @@ _return:
 }
 
 static int32_t queryConvertTableMetaMsg(STableMetaMsg* pMetaMsg) {
-  pMetaMsg->numOfTags = htonl(pMetaMsg->numOfTags);
-  pMetaMsg->numOfColumns = htonl(pMetaMsg->numOfColumns);
-  pMetaMsg->sversion = htonl(pMetaMsg->sversion);
-  pMetaMsg->tversion = htonl(pMetaMsg->tversion);
+  pMetaMsg->numOfTags = ntohl(pMetaMsg->numOfTags);
+  pMetaMsg->numOfColumns = ntohl(pMetaMsg->numOfColumns);
+  pMetaMsg->sversion = ntohl(pMetaMsg->sversion);
+  pMetaMsg->tversion = ntohl(pMetaMsg->tversion);
   pMetaMsg->tuid = htobe64(pMetaMsg->tuid);
   pMetaMsg->suid = htobe64(pMetaMsg->suid);
-  pMetaMsg->vgId = htonl(pMetaMsg->vgId);
+  pMetaMsg->vgId = ntohl(pMetaMsg->vgId);
 
   if (pMetaMsg->numOfTags < 0 || pMetaMsg->numOfTags > TSDB_MAX_TAGS) {
     qError("invalid numOfTags[%d] in table meta rsp msg", pMetaMsg->numOfTags);
@@ -179,8 +179,8 @@ static int32_t queryConvertTableMetaMsg(STableMetaMsg* pMetaMsg) {
 
   int32_t numOfTotalCols = pMetaMsg->numOfColumns + pMetaMsg->numOfTags;
   for (int i = 0; i < numOfTotalCols; ++i) {
-    pSchema->bytes = htonl(pSchema->bytes);
-    pSchema->colId = htonl(pSchema->colId);
+    pSchema->bytes = ntohl(pSchema->bytes);
+    pSchema->colId = ntohl(pSchema->colId);
 
     pSchema++;
   }
@@ -202,7 +202,8 @@ int32_t queryCreateTableMetaFromMsg(STableMetaMsg* msg, bool isSuperTable, STabl
     qError("calloc size[%d] failed", metaSize);
     return TSDB_CODE_TSC_OUT_OF_MEMORY;
   }
-  
+
+  pTableMeta->vgId = isSuperTable ? 0 : msg->vgId;
   pTableMeta->tableType = isSuperTable ? TSDB_SUPER_TABLE : msg->tableType;
   pTableMeta->uid = msg->suid;
   pTableMeta->suid = msg->suid;
@@ -213,12 +214,12 @@ int32_t queryCreateTableMetaFromMsg(STableMetaMsg* msg, bool isSuperTable, STabl
   pTableMeta->tableInfo.precision = msg->precision;
   pTableMeta->tableInfo.numOfColumns = msg->numOfColumns;
 
+  memcpy(pTableMeta->schema, msg->pSchema, sizeof(SSchema) * total);
+
   for(int32_t i = 0; i < msg->numOfColumns; ++i) {
     pTableMeta->tableInfo.rowSize += pTableMeta->schema[i].bytes;
   }
 
-  memcpy(pTableMeta->schema, msg->pSchema, sizeof(SSchema) * total);
-
   *pMeta = pTableMeta;
   
   return TSDB_CODE_SUCCESS;