Merge pull request #18007 from taosdata/feature/3_liaohj

refactor: do some internal refactor.

cmake/cmake.version

@@ -65,13 +65,14 @@ ELSE ()
 ENDIF ()
 
 MESSAGE(STATUS "============= compile version parameter information start ============= ")
-MESSAGE(STATUS "ver number:" ${TD_VER_NUMBER})
-MESSAGE(STATUS "compatible ver number:" ${TD_VER_COMPATIBLE})
-MESSAGE(STATUS "communit commit id:" ${TD_VER_GIT})
-MESSAGE(STATUS "build date:" ${TD_VER_DATE})
-MESSAGE(STATUS "ver type:" ${TD_VER_VERTYPE})
-MESSAGE(STATUS "ver cpu:" ${TD_VER_CPUTYPE})
-MESSAGE(STATUS "os type:" ${TD_VER_OSTYPE})
+MESSAGE(STATUS "version:    " ${TD_VER_NUMBER})
+MESSAGE(STATUS "compatible: " ${TD_VER_COMPATIBLE})
+MESSAGE(STATUS "commit id:  " ${TD_VER_GIT})
+MESSAGE(STATUS "build date: " ${TD_VER_DATE})
+MESSAGE(STATUS "build type: " ${CMAKE_BUILD_TYPE})
+MESSAGE(STATUS "type: " ${TD_VER_VERTYPE})
+MESSAGE(STATUS "cpu:  " ${TD_VER_CPUTYPE})
+MESSAGE(STATUS "os:   " ${TD_VER_OSTYPE})
 MESSAGE(STATUS "============= compile version parameter information end  ============= ")
 
 STRING(REPLACE "." "_" TD_LIB_VER_NUMBER ${TD_VER_NUMBER})

include/common/tdatablock.h

@@ -244,7 +244,7 @@ int32_t      blockDataAppendColInfo(SSDataBlock* pBlock, SColumnInfoData* pColIn
 SColumnInfoData  createColumnInfoData(int16_t type, int32_t bytes, int16_t colId);
 SColumnInfoData* bdGetColumnInfoData(const SSDataBlock* pBlock, int32_t index);
 
-void blockEncode(const SSDataBlock* pBlock, char* data, int32_t* dataLen, int32_t numOfCols, int8_t needCompress);
+int32_t blockEncode(const SSDataBlock* pBlock, char* data, int32_t numOfCols);
 const char* blockDecode(SSDataBlock* pBlock, const char* pData);
 
 void blockDebugShowDataBlock(SSDataBlock* pBlock, const char* flag);

source/client/src/clientMsgHandler.c

@@ -442,8 +442,7 @@ static int32_t buildShowVariablesRsp(SArray* pVars, SRetrieveTableRsp** pRsp) {
   (*pRsp)->numOfRows = htonl(pBlock->info.rows);
   (*pRsp)->numOfCols = htonl(SHOW_VARIABLES_RESULT_COLS);
 
-  int32_t len = 0;
-  blockEncode(pBlock, (*pRsp)->data, &len, SHOW_VARIABLES_RESULT_COLS, false);
+  int32_t len = blockEncode(pBlock, (*pRsp)->data, SHOW_VARIABLES_RESULT_COLS);
   ASSERT(len == rspSize - sizeof(SRetrieveTableRsp));
 
   blockDataDestroy(pBlock);

source/common/src/tdatablock.c

@@ -2197,7 +2197,9 @@ char* buildCtbNameByGroupId(const char* stbFullName, uint64_t groupId) {
   return rname.ctbShortName;
 }
 
-void blockEncode(const SSDataBlock* pBlock, char* data, int32_t* dataLen, int32_t numOfCols, int8_t needCompress) {
+int32_t blockEncode(const SSDataBlock* pBlock, char* data, int32_t numOfCols) {
+  int32_t dataLen = 0;
+
   // todo extract method
   int32_t* version = (int32_t*)data;
   *version = 1;
@@ -2238,7 +2240,7 @@ void blockEncode(const SSDataBlock* pBlock, char* data, int32_t* dataLen, int32_
   int32_t* colSizes = (int32_t*)data;
   data += numOfCols * sizeof(int32_t);
 
-  *dataLen = blockDataGetSerialMetaSize(numOfCols);
+  dataLen = blockDataGetSerialMetaSize(numOfCols);
 
   int32_t numOfRows = pBlock->info.rows;
   for (int32_t col = 0; col < numOfCols; ++col) {
@@ -2255,26 +2257,23 @@ void blockEncode(const SSDataBlock* pBlock, char* data, int32_t* dataLen, int32_
     }
 
     data += metaSize;
-    (*dataLen) += metaSize;
+    dataLen += metaSize;
 
-    if (needCompress) {
-      colSizes[col] = blockCompressColData(pColRes, numOfRows, data, needCompress);
-      data += colSizes[col];
-      (*dataLen) += colSizes[col];
-    } else {
-      colSizes[col] = colDataGetLength(pColRes, numOfRows);
-      (*dataLen) += colSizes[col];
-      memmove(data, pColRes->pData, colSizes[col]);
-      data += colSizes[col];
-    }
+    colSizes[col] = colDataGetLength(pColRes, numOfRows);
+    dataLen += colSizes[col];
+    memmove(data, pColRes->pData, colSizes[col]);
+    data += colSizes[col];
 
     colSizes[col] = htonl(colSizes[col]);
   }
 
-  *actualLen = *dataLen;
+  *actualLen = dataLen;
   *groupId = pBlock->info.groupId;
-  ASSERT(*dataLen > 0);
-  uDebug("build data block, actualLen:%d, rows:%d, cols:%d", *dataLen, *rows, *cols);
+  ASSERT(dataLen > 0);
+
+  uDebug("build data block, actualLen:%d, rows:%d, cols:%d", dataLen, *rows, *cols);
+
+  return dataLen;
 }
 
 const char* blockDecode(SSDataBlock* pBlock, const char* pData) {

source/dnode/mgmt/mgmt_dnode/src/dmHandle.c

@@ -307,8 +307,7 @@ int32_t dmProcessRetrieve(SDnodeMgmt *pMgmt, SRpcMsg *pMsg) {
     pStart += sizeof(SSysTableSchema);
   }
 
-  int32_t len = 0;
-  blockEncode(pBlock, pStart, &len, numOfCols, false);
+  int32_t len = blockEncode(pBlock, pStart, numOfCols);
 
   pRsp->numOfRows = htonl(pBlock->info.rows);
   pRsp->precision = TSDB_TIME_PRECISION_MILLI;  // millisecond time precision

source/dnode/mnode/impl/src/mndShow.c

@@ -303,8 +303,7 @@ static int32_t mndProcessRetrieveSysTableReq(SRpcMsg *pReq) {
       pStart += sizeof(SSysTableSchema);
     }
 
-    int32_t len = 0;
-    blockEncode(pBlock, pStart, &len, pShow->pMeta->numOfColumns, false);
+    int32_t len = blockEncode(pBlock, pStart, pShow->pMeta->numOfColumns);
   }
 
   pRsp->numOfRows = htonl(rowsRead);

source/dnode/vnode/src/tq/tqExec.c

@@ -27,9 +27,7 @@ int32_t tqAddBlockDataToRsp(const SSDataBlock* pBlock, SMqDataRsp* pRsp, int32_t
   pRetrieve->completed = 1;
   pRetrieve->numOfRows = htonl(pBlock->info.rows);
 
-  // TODO enable compress
-  int32_t actualLen = 0;
-  blockEncode(pBlock, pRetrieve->data, &actualLen, numOfCols, false);
+  int32_t actualLen = blockEncode(pBlock, pRetrieve->data, numOfCols);
   actualLen += sizeof(SRetrieveTableRsp);
   ASSERT(actualLen <= dataStrLen);
   taosArrayPush(pRsp->blockDataLen, &actualLen);

source/dnode/vnode/src/tsdb/tsdbRead.c

@@ -973,7 +973,7 @@ static void copyNumericCols(const SColData* pData, SFileBlockDumpInfo* pDumpInfo
         int32_t  mid = dumpedRows >> 1u;
         int8_t* pts = (int8_t*)pColData->pData;
         for (int32_t j = 0; j < mid; ++j) {
-          int64_t t = pts[j];
+          int8_t t = pts[j];
           pts[j] = pts[dumpedRows - j - 1];
           pts[dumpedRows - j - 1] = t;
         }
@@ -998,7 +998,7 @@ static void copyNumericCols(const SColData* pData, SFileBlockDumpInfo* pDumpInfo
         int32_t  mid = dumpedRows >> 1u;
         int32_t* pts = (int32_t*)pColData->pData;
         for (int32_t j = 0; j < mid; ++j) {
-          int64_t t = pts[j];
+          int32_t t = pts[j];
           pts[j] = pts[dumpedRows - j - 1];
           pts[dumpedRows - j - 1] = t;
         }

source/libs/command/src/command.c

@@ -39,8 +39,7 @@ static int32_t buildRetrieveTableRsp(SSDataBlock* pBlock, int32_t numOfCols, SRe
   (*pRsp)->numOfRows = htonl(pBlock->info.rows);
   (*pRsp)->numOfCols = htonl(numOfCols);
 
-  int32_t len = 0;
-  blockEncode(pBlock, (*pRsp)->data, &len, numOfCols, false);
+  int32_t len = blockEncode(pBlock, (*pRsp)->data, numOfCols);
   ASSERT(len == rspSize - sizeof(SRetrieveTableRsp));
 
   return TSDB_CODE_SUCCESS;

source/libs/command/src/explain.c

@@ -1610,8 +1610,7 @@ int32_t qExplainGetRspFromCtx(void *ctx, SRetrieveTableRsp **pRsp) {
   rsp->completed = 1;
   rsp->numOfRows = htonl(rowNum);
 
-  int32_t len = 0;
-  blockEncode(pBlock, rsp->data, &len, taosArrayGetSize(pBlock->pDataBlock), 0);
+  int32_t len = blockEncode(pBlock, rsp->data, taosArrayGetSize(pBlock->pDataBlock));
   ASSERT(len == rspSize - sizeof(SRetrieveTableRsp));
 
   rsp->compLen = htonl(len);

source/libs/executor/inc/executorimpl.h

@@ -842,10 +842,8 @@ typedef struct SJoinOperatorInfo {
 #define OPTR_IS_OPENED(_optr)  (((_optr)->status & OP_OPENED) == OP_OPENED)
 #define OPTR_SET_OPENED(_optr) ((_optr)->status |= OP_OPENED)
 
-void doDestroyExchangeOperatorInfo(void* param);
-
-SOperatorFpSet createOperatorFpSet(__optr_open_fn_t openFn, __optr_fn_t nextFn, __optr_fn_t streamFn,
-                                   __optr_fn_t cleanup, __optr_close_fn_t closeFn, __optr_explain_fn_t explain);
+SOperatorFpSet createOperatorFpSet(__optr_open_fn_t openFn, __optr_fn_t nextFn, __optr_fn_t cleanup,
+                                   __optr_close_fn_t closeFn, __optr_explain_fn_t explain);
 
 int32_t operatorDummyOpenFn(SOperatorInfo* pOperator);
 int32_t appendDownstream(SOperatorInfo* p, SOperatorInfo** pDownstream, int32_t num);
@@ -881,7 +879,11 @@ STimeWindow getFirstQualifiedTimeWindow(int64_t ts, STimeWindow* pWindow, SInter
 int32_t getTableScanInfo(SOperatorInfo* pOperator, int32_t* order, int32_t* scanFlag);
 int32_t getBufferPgSize(int32_t rowSize, uint32_t* defaultPgsz, uint32_t* defaultBufsz);
 
-void    doSetOperatorCompleted(SOperatorInfo* pOperator);
+void    doDestroyExchangeOperatorInfo(void* param);
+
+void    setOperatorCompleted(SOperatorInfo* pOperator);
+void    setOperatorInfo(SOperatorInfo* pOperator, const char* name, int32_t type, bool blocking, int32_t status, void* pInfo,
+                        SExecTaskInfo* pTaskInfo);
 void    doFilter(SSDataBlock* pBlock, SFilterInfo* pFilterInfo, SColMatchInfo* pColMatchInfo);
 int32_t addTagPseudoColumnData(SReadHandle* pHandle, const SExprInfo* pExpr, int32_t numOfExpr,
                                SSDataBlock* pBlock, int32_t rows, const char* idStr, STableMetaCacheInfo * pCache);

source/libs/executor/src/cachescanoperator.c

@@ -93,16 +93,11 @@ SOperatorInfo* createCacherowsScanOperator(SLastRowScanPhysiNode* pScanNode, SRe
     p->pCtx = createSqlFunctionCtx(p->pExprInfo, p->numOfExprs, &p->rowEntryInfoOffset);
   }
 
-  pOperator->name = "LastrowScanOperator";
-  pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_LAST_ROW_SCAN;
-  pOperator->blocking = false;
-  pOperator->status = OP_NOT_OPENED;
-  pOperator->info = pInfo;
-  pOperator->pTaskInfo = pTaskInfo;
+  setOperatorInfo(pOperator, "CachedRowScanOperator", QUERY_NODE_PHYSICAL_PLAN_LAST_ROW_SCAN, false, OP_NOT_OPENED, pInfo, pTaskInfo);
   pOperator->exprSupp.numOfExprs = taosArrayGetSize(pInfo->pRes->pDataBlock);
 
   pOperator->fpSet =
-      createOperatorFpSet(operatorDummyOpenFn, doScanCache, NULL, NULL, destroyLastrowScanOperator, NULL);
+      createOperatorFpSet(operatorDummyOpenFn, doScanCache, NULL, destroyLastrowScanOperator, NULL);
 
   pOperator->cost.openCost = 0;
   return pOperator;
@@ -126,7 +121,7 @@ SSDataBlock* doScanCache(SOperatorInfo* pOperator) {
   uint64_t suid = tableListGetSuid(pTableList);
   int32_t  size = tableListGetSize(pTableList);
   if (size == 0) {
-    doSetOperatorCompleted(pOperator);
+    setOperatorCompleted(pOperator);
     return NULL;
   }
 
@@ -182,7 +177,7 @@ SSDataBlock* doScanCache(SOperatorInfo* pOperator) {
       pInfo->indexOfBufferedRes += 1;
       return pRes;
     } else {
-      doSetOperatorCompleted(pOperator);
+      setOperatorCompleted(pOperator);
       return NULL;
     }
   } else {
@@ -234,7 +229,7 @@ SSDataBlock* doScanCache(SOperatorInfo* pOperator) {
       }
     }
 
-    doSetOperatorCompleted(pOperator);
+    setOperatorCompleted(pOperator);
     return NULL;
   }
 }

source/libs/executor/src/dataDispatcher.c

@@ -76,7 +76,7 @@ static void toDataCacheEntry(SDataDispatchHandle* pHandle, const SInputData* pIn
   pEntry->dataLen = 0;
 
   pBuf->useSize = sizeof(SDataCacheEntry);
-  blockEncode(pInput->pData, pEntry->data, &pEntry->dataLen, numOfCols, pEntry->compressed);
+  pEntry->dataLen = blockEncode(pInput->pData, pEntry->data, numOfCols);
   ASSERT(pEntry->numOfRows == *(int32_t*)(pEntry->data + 8));
   ASSERT(pEntry->numOfCols == *(int32_t*)(pEntry->data + 8 + 4));
 

source/libs/executor/src/exchangeoperator.c

+/*
+ * Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
+ *
+ * This program is free software: you can use, redistribute, and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3
+ * or later ("AGPL"), as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "filter.h"
+#include "function.h"
+#include "functionMgt.h"
+#include "os.h"
+#include "querynodes.h"
+#include "tfill.h"
+#include "tname.h"
+#include "tref.h"
+
+#include "tdatablock.h"
+#include "tglobal.h"
+#include "tmsg.h"
+#include "tsort.h"
+#include "ttime.h"
+
+#include "executorimpl.h"
+#include "index.h"
+#include "query.h"
+#include "tcompare.h"
+#include "thash.h"
+#include "ttypes.h"
+#include "vnode.h"
+
+typedef struct SFetchRspHandleWrapper {
+  uint32_t exchangeId;
+  int32_t  sourceIndex;
+} SFetchRspHandleWrapper;
+
+static void destroyExchangeOperatorInfo(void* param);
+static void freeBlock(void* pParam);
+static void freeSourceDataInfo(void* param);
+static void* setAllSourcesCompleted(SOperatorInfo* pOperator, int64_t startTs);
+
+static int32_t loadRemoteDataCallback(void* param, SDataBuf* pMsg, int32_t code);
+static int32_t doSendFetchDataRequest(SExchangeInfo* pExchangeInfo, SExecTaskInfo* pTaskInfo, int32_t sourceIndex);
+static int32_t getCompletedSources(const SArray* pArray);
+static int32_t prepareConcurrentlyLoad(SOperatorInfo* pOperator);
+static int32_t seqLoadRemoteData(SOperatorInfo* pOperator);
+static int32_t prepareLoadRemoteData(SOperatorInfo* pOperator);
+
+static void concurrentlyLoadRemoteDataImpl(SOperatorInfo* pOperator, SExchangeInfo* pExchangeInfo,
+                                           SExecTaskInfo* pTaskInfo) {
+  int32_t code = 0;
+  size_t  totalSources = taosArrayGetSize(pExchangeInfo->pSourceDataInfo);
+  int32_t completed = getCompletedSources(pExchangeInfo->pSourceDataInfo);
+  if (completed == totalSources) {
+    setAllSourcesCompleted(pOperator, pExchangeInfo->openedTs);
+    return;
+  }
+
+  while (1) {
+    tsem_wait(&pExchangeInfo->ready);
+
+    for (int32_t i = 0; i < totalSources; ++i) {
+      SSourceDataInfo* pDataInfo = taosArrayGet(pExchangeInfo->pSourceDataInfo, i);
+      if (pDataInfo->status == EX_SOURCE_DATA_EXHAUSTED) {
+        continue;
+      }
+
+      if (pDataInfo->status != EX_SOURCE_DATA_READY) {
+        continue;
+      }
+
+      if (pDataInfo->code != TSDB_CODE_SUCCESS) {
+        code = pDataInfo->code;
+        goto _error;
+      }
+
+      SRetrieveTableRsp*     pRsp = pDataInfo->pRsp;
+      SDownstreamSourceNode* pSource = taosArrayGet(pExchangeInfo->pSources, i);
+
+      // todo
+      SLoadRemoteDataInfo* pLoadInfo = &pExchangeInfo->loadInfo;
+      if (pRsp->numOfRows == 0) {
+        pDataInfo->status = EX_SOURCE_DATA_EXHAUSTED;
+        qDebug("%s vgId:%d, taskId:0x%" PRIx64 " execId:%d index:%d completed, rowsOfSource:%" PRIu64
+                   ", totalRows:%" PRIu64 ", try next %d/%" PRIzu,
+               GET_TASKID(pTaskInfo), pSource->addr.nodeId, pSource->taskId, pSource->execId, i, pDataInfo->totalRows,
+               pExchangeInfo->loadInfo.totalRows, i + 1, totalSources);
+        taosMemoryFreeClear(pDataInfo->pRsp);
+        break;
+      }
+
+      SRetrieveTableRsp* pRetrieveRsp = pDataInfo->pRsp;
+      int32_t            index = 0;
+      char*              pStart = pRetrieveRsp->data;
+      while (index++ < pRetrieveRsp->numOfBlocks) {
+        SSDataBlock* pb = createOneDataBlock(pExchangeInfo->pDummyBlock, false);
+        code = extractDataBlockFromFetchRsp(pb, pStart, NULL, &pStart);
+        if (code != 0) {
+          taosMemoryFreeClear(pDataInfo->pRsp);
+          goto _error;
+        }
+
+        taosArrayPush(pExchangeInfo->pResultBlockList, &pb);
+      }
+
+      updateLoadRemoteInfo(pLoadInfo, pRetrieveRsp->numOfRows, pRetrieveRsp->compLen, pExchangeInfo->openedTs, pOperator);
+
+      if (pRsp->completed == 1) {
+        pDataInfo->status = EX_SOURCE_DATA_EXHAUSTED;
+        qDebug("%s fetch msg rsp from vgId:%d, taskId:0x%" PRIx64
+                   " execId:%d index:%d completed, blocks:%d, numOfRows:%d, rowsOfSource:%" PRIu64 ", totalRows:%" PRIu64
+                   ", total:%.2f Kb, try next %d/%" PRIzu,
+               GET_TASKID(pTaskInfo), pSource->addr.nodeId, pSource->taskId, pSource->execId, i, pRsp->numOfBlocks,
+               pRsp->numOfRows, pDataInfo->totalRows, pLoadInfo->totalRows, pLoadInfo->totalSize / 1024.0,
+               i + 1, totalSources);
+      } else {
+        qDebug("%s fetch msg rsp from vgId:%d, taskId:0x%" PRIx64
+                   " execId:%d blocks:%d, numOfRows:%d, totalRows:%" PRIu64 ", total:%.2f Kb",
+               GET_TASKID(pTaskInfo), pSource->addr.nodeId, pSource->taskId, pSource->execId, pRsp->numOfBlocks,
+               pRsp->numOfRows, pLoadInfo->totalRows, pLoadInfo->totalSize / 1024.0);
+      }
+
+      taosMemoryFreeClear(pDataInfo->pRsp);
+
+      if (pDataInfo->status != EX_SOURCE_DATA_EXHAUSTED) {
+        pDataInfo->status = EX_SOURCE_DATA_NOT_READY;
+        code = doSendFetchDataRequest(pExchangeInfo, pTaskInfo, i);
+        if (code != TSDB_CODE_SUCCESS) {
+          taosMemoryFreeClear(pDataInfo->pRsp);
+          goto _error;
+        }
+      }
+      return;
+    }  // end loop
+
+    int32_t complete1 = getCompletedSources(pExchangeInfo->pSourceDataInfo);
+    if (complete1 == totalSources) {
+      qDebug("all sources are completed, %s", GET_TASKID(pTaskInfo));
+      return;
+    }
+  }
+
+  _error:
+  pTaskInfo->code = code;
+}
+
+static SSDataBlock* doLoadRemoteDataImpl(SOperatorInfo* pOperator) {
+  SExchangeInfo* pExchangeInfo = pOperator->info;
+  SExecTaskInfo* pTaskInfo = pOperator->pTaskInfo;
+
+  pTaskInfo->code = pOperator->fpSet._openFn(pOperator);
+  if (pTaskInfo->code != TSDB_CODE_SUCCESS) {
+    return NULL;
+  }
+
+  size_t totalSources = taosArrayGetSize(pExchangeInfo->pSources);
+
+  SLoadRemoteDataInfo* pLoadInfo = &pExchangeInfo->loadInfo;
+  if (pOperator->status == OP_EXEC_DONE) {
+    qDebug("%s all %" PRIzu " source(s) are exhausted, total rows:%" PRIu64 " bytes:%" PRIu64 ", elapsed:%.2f ms",
+           GET_TASKID(pTaskInfo), totalSources, pLoadInfo->totalRows, pLoadInfo->totalSize,
+           pLoadInfo->totalElapsed / 1000.0);
+    return NULL;
+  }
+
+  size_t size = taosArrayGetSize(pExchangeInfo->pResultBlockList);
+  if (size == 0 || pExchangeInfo->rspBlockIndex >= size) {
+    pExchangeInfo->rspBlockIndex = 0;
+    taosArrayClearEx(pExchangeInfo->pResultBlockList, freeBlock);
+    if (pExchangeInfo->seqLoadData) {
+      seqLoadRemoteData(pOperator);
+    } else {
+      concurrentlyLoadRemoteDataImpl(pOperator, pExchangeInfo, pTaskInfo);
+    }
+
+    if (taosArrayGetSize(pExchangeInfo->pResultBlockList) == 0) {
+      return NULL;
+    }
+  }
+
+  // we have buffered retrieved datablock, return it directly
+  return taosArrayGetP(pExchangeInfo->pResultBlockList, pExchangeInfo->rspBlockIndex++);
+}
+
+static SSDataBlock* doLoadRemoteData(SOperatorInfo* pOperator) {
+  SExchangeInfo* pExchangeInfo = pOperator->info;
+  SExecTaskInfo* pTaskInfo = pOperator->pTaskInfo;
+
+  if (pOperator->status == OP_EXEC_DONE) {
+    return NULL;
+  }
+
+  while (1) {
+    SSDataBlock* pBlock = doLoadRemoteDataImpl(pOperator);
+    if (pBlock == NULL) {
+      return NULL;
+    }
+
+    SLimitInfo* pLimitInfo = &pExchangeInfo->limitInfo;
+    if (hasLimitOffsetInfo(pLimitInfo)) {
+      int32_t status = handleLimitOffset(pOperator, pLimitInfo, pBlock, false);
+      if (status == PROJECT_RETRIEVE_CONTINUE) {
+        continue;
+      } else if (status == PROJECT_RETRIEVE_DONE) {
+        size_t rows = pBlock->info.rows;
+        pExchangeInfo->limitInfo.numOfOutputRows += rows;
+
+        if (rows == 0) {
+          setOperatorCompleted(pOperator);
+          return NULL;
+        } else {
+          return pBlock;
+        }
+      }
+    } else {
+      return pBlock;
+    }
+  }
+}
+
+static int32_t initDataSource(int32_t numOfSources, SExchangeInfo* pInfo, const char* id) {
+  pInfo->pSourceDataInfo = taosArrayInit(numOfSources, sizeof(SSourceDataInfo));
+  if (pInfo->pSourceDataInfo == NULL) {
+    return TSDB_CODE_OUT_OF_MEMORY;
+  }
+
+  for (int32_t i = 0; i < numOfSources; ++i) {
+    SSourceDataInfo dataInfo = {0};
+    dataInfo.status = EX_SOURCE_DATA_NOT_READY;
+    dataInfo.taskId = id;
+    dataInfo.index = i;
+    SSourceDataInfo* pDs = taosArrayPush(pInfo->pSourceDataInfo, &dataInfo);
+    if (pDs == NULL) {
+      taosArrayDestroy(pInfo->pSourceDataInfo);
+      return TSDB_CODE_OUT_OF_MEMORY;
+    }
+  }
+
+  return TSDB_CODE_SUCCESS;
+}
+
+static int32_t initExchangeOperator(SExchangePhysiNode* pExNode, SExchangeInfo* pInfo, const char* id) {
+  size_t numOfSources = LIST_LENGTH(pExNode->pSrcEndPoints);
+
+  if (numOfSources == 0) {
+    qError("%s invalid number: %d of sources in exchange operator", id, (int32_t)numOfSources);
+    return TSDB_CODE_INVALID_PARA;
+  }
+
+  pInfo->pSources = taosArrayInit(numOfSources, sizeof(SDownstreamSourceNode));
+  if (pInfo->pSources == NULL) {
+    return TSDB_CODE_OUT_OF_MEMORY;
+  }
+
+  for (int32_t i = 0; i < numOfSources; ++i) {
+    SDownstreamSourceNode* pNode = (SDownstreamSourceNode*)nodesListGetNode((SNodeList*)pExNode->pSrcEndPoints, i);
+    taosArrayPush(pInfo->pSources, pNode);
+  }
+
+  initLimitInfo(pExNode->node.pLimit, pExNode->node.pSlimit, &pInfo->limitInfo);
+  pInfo->self = taosAddRef(exchangeObjRefPool, pInfo);
+
+  return initDataSource(numOfSources, pInfo, id);
+}
+
+SOperatorInfo* createExchangeOperatorInfo(void* pTransporter, SExchangePhysiNode* pExNode, SExecTaskInfo* pTaskInfo) {
+  SExchangeInfo* pInfo = taosMemoryCalloc(1, sizeof(SExchangeInfo));
+  SOperatorInfo* pOperator = taosMemoryCalloc(1, sizeof(SOperatorInfo));
+  if (pInfo == NULL || pOperator == NULL) {
+    goto _error;
+  }
+
+  int32_t code = initExchangeOperator(pExNode, pInfo, GET_TASKID(pTaskInfo));
+  if (code != TSDB_CODE_SUCCESS) {
+    goto _error;
+  }
+
+  tsem_init(&pInfo->ready, 0, 0);
+  pInfo->pDummyBlock = createResDataBlock(pExNode->node.pOutputDataBlockDesc);
+  pInfo->pResultBlockList = taosArrayInit(1, POINTER_BYTES);
+
+  pInfo->seqLoadData = false;
+  pInfo->pTransporter = pTransporter;
+
+  setOperatorInfo(pOperator, "ExchangeOperator", QUERY_NODE_PHYSICAL_PLAN_EXCHANGE, false, OP_NOT_OPENED, pInfo, pTaskInfo);
+  pOperator->exprSupp.numOfExprs = taosArrayGetSize(pInfo->pDummyBlock->pDataBlock);
+
+  pOperator->fpSet = createOperatorFpSet(prepareLoadRemoteData, doLoadRemoteData, NULL, destroyExchangeOperatorInfo, NULL);
+  return pOperator;
+
+  _error:
+  if (pInfo != NULL) {
+    doDestroyExchangeOperatorInfo(pInfo);
+  }
+
+  taosMemoryFreeClear(pOperator);
+  pTaskInfo->code = code;
+  return NULL;
+}
+
+void destroyExchangeOperatorInfo(void* param) {
+  SExchangeInfo* pExInfo = (SExchangeInfo*)param;
+  taosRemoveRef(exchangeObjRefPool, pExInfo->self);
+}
+
+void freeBlock(void* pParam) {
+  SSDataBlock* pBlock = *(SSDataBlock**)pParam;
+  blockDataDestroy(pBlock);
+}
+
+void freeSourceDataInfo(void* p) {
+  SSourceDataInfo* pInfo = (SSourceDataInfo*)p;
+  taosMemoryFreeClear(pInfo->pRsp);
+}
+
+void doDestroyExchangeOperatorInfo(void* param) {
+  SExchangeInfo* pExInfo = (SExchangeInfo*)param;
+
+  taosArrayDestroy(pExInfo->pSources);
+  taosArrayDestroyEx(pExInfo->pSourceDataInfo, freeSourceDataInfo);
+
+  if (pExInfo->pResultBlockList != NULL) {
+    taosArrayDestroyEx(pExInfo->pResultBlockList, freeBlock);
+    pExInfo->pResultBlockList = NULL;
+  }
+
+  blockDataDestroy(pExInfo->pDummyBlock);
+
+  tsem_destroy(&pExInfo->ready);
+  taosMemoryFreeClear(param);
+}
+
+int32_t loadRemoteDataCallback(void* param, SDataBuf* pMsg, int32_t code) {
+  SFetchRspHandleWrapper* pWrapper = (SFetchRspHandleWrapper*)param;
+
+  SExchangeInfo* pExchangeInfo = taosAcquireRef(exchangeObjRefPool, pWrapper->exchangeId);
+  if (pExchangeInfo == NULL) {
+    qWarn("failed to acquire exchange operator, since it may have been released");
+    taosMemoryFree(pMsg->pData);
+    return TSDB_CODE_SUCCESS;
+  }
+
+  int32_t          index = pWrapper->sourceIndex;
+  SSourceDataInfo* pSourceDataInfo = taosArrayGet(pExchangeInfo->pSourceDataInfo, index);
+
+  if (code == TSDB_CODE_SUCCESS) {
+    pSourceDataInfo->pRsp = pMsg->pData;
+
+    SRetrieveTableRsp* pRsp = pSourceDataInfo->pRsp;
+    pRsp->numOfRows = htonl(pRsp->numOfRows);
+    pRsp->compLen = htonl(pRsp->compLen);
+    pRsp->numOfCols = htonl(pRsp->numOfCols);
+    pRsp->useconds = htobe64(pRsp->useconds);
+    pRsp->numOfBlocks = htonl(pRsp->numOfBlocks);
+
+    ASSERT(pRsp != NULL);
+    qDebug("%s fetch rsp received, index:%d, blocks:%d, rows:%d", pSourceDataInfo->taskId, index, pRsp->numOfBlocks,
+           pRsp->numOfRows);
+  } else {
+    taosMemoryFree(pMsg->pData);
+    pSourceDataInfo->code = code;
+    qDebug("%s fetch rsp received, index:%d, error:%s", pSourceDataInfo->taskId, index, tstrerror(code));
+  }
+
+  pSourceDataInfo->status = EX_SOURCE_DATA_READY;
+
+  tsem_post(&pExchangeInfo->ready);
+  taosReleaseRef(exchangeObjRefPool, pWrapper->exchangeId);
+
+  return TSDB_CODE_SUCCESS;
+}
+
+int32_t doSendFetchDataRequest(SExchangeInfo* pExchangeInfo, SExecTaskInfo* pTaskInfo, int32_t sourceIndex) {
+  size_t totalSources = taosArrayGetSize(pExchangeInfo->pSources);
+
+  SDownstreamSourceNode* pSource = taosArrayGet(pExchangeInfo->pSources, sourceIndex);
+  SSourceDataInfo*       pDataInfo = taosArrayGet(pExchangeInfo->pSourceDataInfo, sourceIndex);
+
+  ASSERT(pDataInfo->status == EX_SOURCE_DATA_NOT_READY);
+
+  SFetchRspHandleWrapper* pWrapper = taosMemoryCalloc(1, sizeof(SFetchRspHandleWrapper));
+  pWrapper->exchangeId = pExchangeInfo->self;
+  pWrapper->sourceIndex = sourceIndex;
+
+  if (pSource->localExec) {
+    SDataBuf pBuf = {0};
+    int32_t  code =
+        (*pTaskInfo->localFetch.fp)(pTaskInfo->localFetch.handle, pSource->schedId, pTaskInfo->id.queryId,
+                                    pSource->taskId, 0, pSource->execId, &pBuf.pData, pTaskInfo->localFetch.explainRes);
+    loadRemoteDataCallback(pWrapper, &pBuf, code);
+    taosMemoryFree(pWrapper);
+  } else {
+    SResFetchReq* pMsg = taosMemoryCalloc(1, sizeof(SResFetchReq));
+    if (NULL == pMsg) {
+      pTaskInfo->code = TSDB_CODE_QRY_OUT_OF_MEMORY;
+      taosMemoryFree(pWrapper);
+      return pTaskInfo->code;
+    }
+
+    qDebug("%s build fetch msg and send to vgId:%d, ep:%s, taskId:0x%" PRIx64 ", execId:%d, %d/%" PRIzu,
+           GET_TASKID(pTaskInfo), pSource->addr.nodeId, pSource->addr.epSet.eps[0].fqdn, pSource->taskId,
+           pSource->execId, sourceIndex, totalSources);
+
+    pMsg->header.vgId = htonl(pSource->addr.nodeId);
+    pMsg->sId = htobe64(pSource->schedId);
+    pMsg->taskId = htobe64(pSource->taskId);
+    pMsg->queryId = htobe64(pTaskInfo->id.queryId);
+    pMsg->execId = htonl(pSource->execId);
+
+    // send the fetch remote task result reques
+    SMsgSendInfo* pMsgSendInfo = taosMemoryCalloc(1, sizeof(SMsgSendInfo));
+    if (NULL == pMsgSendInfo) {
+      taosMemoryFreeClear(pMsg);
+      taosMemoryFree(pWrapper);
+      qError("%s prepare message %d failed", GET_TASKID(pTaskInfo), (int32_t)sizeof(SMsgSendInfo));
+      pTaskInfo->code = TSDB_CODE_QRY_OUT_OF_MEMORY;
+      return pTaskInfo->code;
+    }
+
+    pMsgSendInfo->param = pWrapper;
+    pMsgSendInfo->paramFreeFp = taosMemoryFree;
+    pMsgSendInfo->msgInfo.pData = pMsg;
+    pMsgSendInfo->msgInfo.len = sizeof(SResFetchReq);
+    pMsgSendInfo->msgType = pSource->fetchMsgType;
+    pMsgSendInfo->fp = loadRemoteDataCallback;
+
+    int64_t transporterId = 0;
+    int32_t code =
+        asyncSendMsgToServer(pExchangeInfo->pTransporter, &pSource->addr.epSet, &transporterId, pMsgSendInfo);
+  }
+
+  return TSDB_CODE_SUCCESS;
+}
+
+void updateLoadRemoteInfo(SLoadRemoteDataInfo* pInfo, int32_t numOfRows, int32_t dataLen, int64_t startTs,
+                          SOperatorInfo* pOperator) {
+  pInfo->totalRows += numOfRows;
+  pInfo->totalSize += dataLen;
+  pInfo->totalElapsed += (taosGetTimestampUs() - startTs);
+  pOperator->resultInfo.totalRows += numOfRows;
+}
+
+int32_t extractDataBlockFromFetchRsp(SSDataBlock* pRes, char* pData, SArray* pColList, char** pNextStart) {
+  if (pColList == NULL) {  // data from other sources
+    blockDataCleanup(pRes);
+    *pNextStart = (char*)blockDecode(pRes, pData);
+  } else {  // extract data according to pColList
+    char* pStart = pData;
+
+    int32_t numOfCols = htonl(*(int32_t*)pStart);
+    pStart += sizeof(int32_t);
+
+    // todo refactor:extract method
+    SSysTableSchema* pSchema = (SSysTableSchema*)pStart;
+    for (int32_t i = 0; i < numOfCols; ++i) {
+      SSysTableSchema* p = (SSysTableSchema*)pStart;
+
+      p->colId = htons(p->colId);
+      p->bytes = htonl(p->bytes);
+      pStart += sizeof(SSysTableSchema);
+    }
+
+    SSDataBlock* pBlock = createDataBlock();
+    for (int32_t i = 0; i < numOfCols; ++i) {
+      SColumnInfoData idata = createColumnInfoData(pSchema[i].type, pSchema[i].bytes, pSchema[i].colId);
+      blockDataAppendColInfo(pBlock, &idata);
+    }
+
+    blockDecode(pBlock, pStart);
+    blockDataEnsureCapacity(pRes, pBlock->info.rows);
+
+    // data from mnode
+    pRes->info.rows = pBlock->info.rows;
+    relocateColumnData(pRes, pColList, pBlock->pDataBlock, false);
+    blockDataDestroy(pBlock);
+  }
+
+  // todo move this to time window aggregator, since the primary timestamp may not be known by exchange operator.
+  blockDataUpdateTsWindow(pRes, 0);
+  return TSDB_CODE_SUCCESS;
+}
+
+void* setAllSourcesCompleted(SOperatorInfo* pOperator, int64_t startTs) {
+  SExchangeInfo* pExchangeInfo = pOperator->info;
+  SExecTaskInfo* pTaskInfo = pOperator->pTaskInfo;
+
+  int64_t              el = taosGetTimestampUs() - startTs;
+  SLoadRemoteDataInfo* pLoadInfo = &pExchangeInfo->loadInfo;
+
+  pLoadInfo->totalElapsed += el;
+
+  size_t totalSources = taosArrayGetSize(pExchangeInfo->pSources);
+  qDebug("%s all %" PRIzu " sources are exhausted, total rows: %" PRIu64 " bytes:%" PRIu64 ", elapsed:%.2f ms",
+         GET_TASKID(pTaskInfo), totalSources, pLoadInfo->totalRows, pLoadInfo->totalSize,
+         pLoadInfo->totalElapsed / 1000.0);
+
+  setOperatorCompleted(pOperator);
+  return NULL;
+}
+
+int32_t getCompletedSources(const SArray* pArray) {
+  size_t total = taosArrayGetSize(pArray);
+
+  int32_t completed = 0;
+  for (int32_t k = 0; k < total; ++k) {
+    SSourceDataInfo* p = taosArrayGet(pArray, k);
+    if (p->status == EX_SOURCE_DATA_EXHAUSTED) {
+      completed += 1;
+    }
+  }
+
+  return completed;
+}
+
+int32_t prepareConcurrentlyLoad(SOperatorInfo* pOperator) {
+  SExchangeInfo* pExchangeInfo = pOperator->info;
+  SExecTaskInfo* pTaskInfo = pOperator->pTaskInfo;
+
+  size_t  totalSources = taosArrayGetSize(pExchangeInfo->pSources);
+  int64_t startTs = taosGetTimestampUs();
+
+  // Asynchronously send all fetch requests to all sources.
+  for (int32_t i = 0; i < totalSources; ++i) {
+    int32_t code = doSendFetchDataRequest(pExchangeInfo, pTaskInfo, i);
+    if (code != TSDB_CODE_SUCCESS) {
+      pTaskInfo->code = code;
+      return code;
+    }
+  }
+
+  int64_t endTs = taosGetTimestampUs();
+  qDebug("%s send all fetch requests to %" PRIzu " sources completed, elapsed:%.2fms", GET_TASKID(pTaskInfo),
+         totalSources, (endTs - startTs) / 1000.0);
+
+  pOperator->status = OP_RES_TO_RETURN;
+  pOperator->cost.openCost = taosGetTimestampUs() - startTs;
+
+  tsem_wait(&pExchangeInfo->ready);
+  tsem_post(&pExchangeInfo->ready);
+  return TSDB_CODE_SUCCESS;
+}
+
+int32_t seqLoadRemoteData(SOperatorInfo* pOperator) {
+  SExchangeInfo* pExchangeInfo = pOperator->info;
+  SExecTaskInfo* pTaskInfo = pOperator->pTaskInfo;
+
+  size_t  totalSources = taosArrayGetSize(pExchangeInfo->pSources);
+  int64_t startTs = taosGetTimestampUs();
+
+  while (1) {
+    if (pExchangeInfo->current >= totalSources) {
+      setAllSourcesCompleted(pOperator, startTs);
+      return TSDB_CODE_SUCCESS;
+    }
+
+    doSendFetchDataRequest(pExchangeInfo, pTaskInfo, pExchangeInfo->current);
+    tsem_wait(&pExchangeInfo->ready);
+
+    SSourceDataInfo*       pDataInfo = taosArrayGet(pExchangeInfo->pSourceDataInfo, pExchangeInfo->current);
+    SDownstreamSourceNode* pSource = taosArrayGet(pExchangeInfo->pSources, pExchangeInfo->current);
+
+    if (pDataInfo->code != TSDB_CODE_SUCCESS) {
+      qError("%s vgId:%d, taskID:0x%" PRIx64 " execId:%d error happens, code:%s", GET_TASKID(pTaskInfo),
+             pSource->addr.nodeId, pSource->taskId, pSource->execId, tstrerror(pDataInfo->code));
+      pOperator->pTaskInfo->code = pDataInfo->code;
+      return pOperator->pTaskInfo->code;
+    }
+
+    SRetrieveTableRsp*   pRsp = pDataInfo->pRsp;
+    SLoadRemoteDataInfo* pLoadInfo = &pExchangeInfo->loadInfo;
+    if (pRsp->numOfRows == 0) {
+      qDebug("%s vgId:%d, taskID:0x%" PRIx64 " execId:%d %d of total completed, rowsOfSource:%" PRIu64
+                 ", totalRows:%" PRIu64 " try next",
+             GET_TASKID(pTaskInfo), pSource->addr.nodeId, pSource->taskId, pSource->execId, pExchangeInfo->current + 1,
+             pDataInfo->totalRows, pLoadInfo->totalRows);
+
+      pDataInfo->status = EX_SOURCE_DATA_EXHAUSTED;
+      pExchangeInfo->current += 1;
+      taosMemoryFreeClear(pDataInfo->pRsp);
+      continue;
+    }
+
+    SRetrieveTableRsp* pRetrieveRsp = pDataInfo->pRsp;
+
+    char*   pStart = pRetrieveRsp->data;
+    int32_t code = extractDataBlockFromFetchRsp(NULL, pStart, NULL, &pStart);
+
+    if (pRsp->completed == 1) {
+      qDebug("%s fetch msg rsp from vgId:%d, taskId:0x%" PRIx64 " execId:%d numOfRows:%d, rowsOfSource:%" PRIu64
+                 ", totalRows:%" PRIu64 ", totalBytes:%" PRIu64 " try next %d/%" PRIzu,
+             GET_TASKID(pTaskInfo), pSource->addr.nodeId, pSource->taskId, pSource->execId, pRetrieveRsp->numOfRows,
+             pDataInfo->totalRows, pLoadInfo->totalRows, pLoadInfo->totalSize, pExchangeInfo->current + 1,
+             totalSources);
+
+      pDataInfo->status = EX_SOURCE_DATA_EXHAUSTED;
+      pExchangeInfo->current += 1;
+    } else {
+      qDebug("%s fetch msg rsp from vgId:%d, taskId:0x%" PRIx64 " execId:%d numOfRows:%d, totalRows:%" PRIu64
+                 ", totalBytes:%" PRIu64,
+             GET_TASKID(pTaskInfo), pSource->addr.nodeId, pSource->taskId, pSource->execId, pRetrieveRsp->numOfRows,
+             pLoadInfo->totalRows, pLoadInfo->totalSize);
+    }
+
+    updateLoadRemoteInfo(pLoadInfo, pRetrieveRsp->numOfRows, pRetrieveRsp->compLen, startTs, pOperator);
+    pDataInfo->totalRows += pRetrieveRsp->numOfRows;
+
+    taosMemoryFreeClear(pDataInfo->pRsp);
+    return TSDB_CODE_SUCCESS;
+  }
+}
+
+int32_t prepareLoadRemoteData(SOperatorInfo* pOperator) {
+  if (OPTR_IS_OPENED(pOperator)) {
+    return TSDB_CODE_SUCCESS;
+  }
+
+  int64_t st = taosGetTimestampUs();
+
+  SExchangeInfo* pExchangeInfo = pOperator->info;
+  if (!pExchangeInfo->seqLoadData) {
+    int32_t code = prepareConcurrentlyLoad(pOperator);
+    if (code != TSDB_CODE_SUCCESS) {
+      return code;
+    }
+    pExchangeInfo->openedTs = taosGetTimestampUs();
+  }
+
+  OPTR_SET_OPENED(pOperator);
+  pOperator->cost.openCost = (taosGetTimestampUs() - st) / 1000.0;
+  return TSDB_CODE_SUCCESS;
+}

source/libs/executor/src/executor.c

@@ -1106,3 +1106,24 @@ int32_t qStreamPrepareScan(qTaskInfo_t tinfo, STqOffsetVal* pOffset, int8_t subT
   }
   return 0;
 }
+
+void qProcessRspMsg(void* parent, SRpcMsg* pMsg, SEpSet* pEpSet) {
+  SMsgSendInfo* pSendInfo = (SMsgSendInfo*)pMsg->info.ahandle;
+  assert(pMsg->info.ahandle != NULL);
+
+  SDataBuf buf = {.len = pMsg->contLen, .pData = NULL};
+
+  if (pMsg->contLen > 0) {
+    buf.pData = taosMemoryCalloc(1, pMsg->contLen);
+    if (buf.pData == NULL) {
+      terrno = TSDB_CODE_OUT_OF_MEMORY;
+      pMsg->code = TSDB_CODE_OUT_OF_MEMORY;
+    } else {
+      memcpy(buf.pData, pMsg->pCont, pMsg->contLen);
+    }
+  }
+
+  pSendInfo->fp(pSendInfo->param, &buf, pMsg->code);
+  rpcFreeCont(pMsg->pCont);
+  destroySendMsgInfo(pSendInfo);
+}
\ No newline at end of file

source/libs/executor/src/executorimpl.c

@@ -32,7 +32,6 @@
 #include "index.h"
 #include "query.h"
 #include "tcompare.h"
-#include "tcompression.h"
 #include "thash.h"
 #include "ttypes.h"
 #include "vnode.h"
@@ -91,11 +90,11 @@ static void destroySortOperatorInfo(void* param);
 static void destroyAggOperatorInfo(void* param);
 
 static void destroyIntervalOperatorInfo(void* param);
-static void destroyExchangeOperatorInfo(void* param);
+
 
 static void destroyOperatorInfo(SOperatorInfo* pOperator);
 
-void doSetOperatorCompleted(SOperatorInfo* pOperator) {
+void setOperatorCompleted(SOperatorInfo* pOperator) {
   pOperator->status = OP_EXEC_DONE;
   ASSERT(pOperator->pTaskInfo != NULL);
 
@@ -103,14 +102,24 @@ void doSetOperatorCompleted(SOperatorInfo* pOperator) {
   setTaskStatus(pOperator->pTaskInfo, TASK_COMPLETED);
 }
 
+void setOperatorInfo(SOperatorInfo* pOperator, const char* name, int32_t type, bool blocking, int32_t status,
+                     void* pInfo, SExecTaskInfo* pTaskInfo) {
+  pOperator->name = (char*)name;
+  pOperator->operatorType = type;
+  pOperator->blocking = blocking;
+  pOperator->status = status;
+  pOperator->info = pInfo;
+  pOperator->pTaskInfo = pTaskInfo;
+}
+
 int32_t operatorDummyOpenFn(SOperatorInfo* pOperator) {
   OPTR_SET_OPENED(pOperator);
   pOperator->cost.openCost = 0;
   return TSDB_CODE_SUCCESS;
 }
 
-SOperatorFpSet createOperatorFpSet(__optr_open_fn_t openFn, __optr_fn_t nextFn, __optr_fn_t streamFn,
-                                   __optr_fn_t cleanup, __optr_close_fn_t closeFn, __optr_explain_fn_t explain) {
+SOperatorFpSet createOperatorFpSet(__optr_open_fn_t openFn, __optr_fn_t nextFn, __optr_fn_t cleanup,
+                                   __optr_close_fn_t closeFn, __optr_explain_fn_t explain) {
   SOperatorFpSet fpSet = {
       ._openFn = openFn,
       .getNextFn = nextFn,
@@ -1652,596 +1661,6 @@ int32_t appendDownstream(SOperatorInfo* p, SOperatorInfo** pDownstream, int32_t
   return TSDB_CODE_SUCCESS;
 }
 
-typedef struct SFetchRspHandleWrapper {
-  uint32_t exchangeId;
-  int32_t  sourceIndex;
-} SFetchRspHandleWrapper;
-
-int32_t loadRemoteDataCallback(void* param, SDataBuf* pMsg, int32_t code) {
-  SFetchRspHandleWrapper* pWrapper = (SFetchRspHandleWrapper*)param;
-
-  SExchangeInfo* pExchangeInfo = taosAcquireRef(exchangeObjRefPool, pWrapper->exchangeId);
-  if (pExchangeInfo == NULL) {
-    qWarn("failed to acquire exchange operator, since it may have been released");
-    taosMemoryFree(pMsg->pData);
-    return TSDB_CODE_SUCCESS;
-  }
-
-  int32_t          index = pWrapper->sourceIndex;
-  SSourceDataInfo* pSourceDataInfo = taosArrayGet(pExchangeInfo->pSourceDataInfo, index);
-
-  if (code == TSDB_CODE_SUCCESS) {
-    pSourceDataInfo->pRsp = pMsg->pData;
-
-    SRetrieveTableRsp* pRsp = pSourceDataInfo->pRsp;
-    pRsp->numOfRows = htonl(pRsp->numOfRows);
-    pRsp->compLen = htonl(pRsp->compLen);
-    pRsp->numOfCols = htonl(pRsp->numOfCols);
-    pRsp->useconds = htobe64(pRsp->useconds);
-    pRsp->numOfBlocks = htonl(pRsp->numOfBlocks);
-
-    ASSERT(pRsp != NULL);
-    qDebug("%s fetch rsp received, index:%d, blocks:%d, rows:%d", pSourceDataInfo->taskId, index, pRsp->numOfBlocks,
-           pRsp->numOfRows);
-  } else {
-    taosMemoryFree(pMsg->pData);
-    pSourceDataInfo->code = code;
-    qDebug("%s fetch rsp received, index:%d, error:%s", pSourceDataInfo->taskId, index, tstrerror(code));
-  }
-
-  pSourceDataInfo->status = EX_SOURCE_DATA_READY;
-
-  tsem_post(&pExchangeInfo->ready);
-  taosReleaseRef(exchangeObjRefPool, pWrapper->exchangeId);
-
-  return TSDB_CODE_SUCCESS;
-}
-
-void qProcessRspMsg(void* parent, SRpcMsg* pMsg, SEpSet* pEpSet) {
-  SMsgSendInfo* pSendInfo = (SMsgSendInfo*)pMsg->info.ahandle;
-  assert(pMsg->info.ahandle != NULL);
-
-  SDataBuf buf = {.len = pMsg->contLen, .pData = NULL};
-
-  if (pMsg->contLen > 0) {
-    buf.pData = taosMemoryCalloc(1, pMsg->contLen);
-    if (buf.pData == NULL) {
-      terrno = TSDB_CODE_OUT_OF_MEMORY;
-      pMsg->code = TSDB_CODE_OUT_OF_MEMORY;
-    } else {
-      memcpy(buf.pData, pMsg->pCont, pMsg->contLen);
-    }
-  }
-
-  pSendInfo->fp(pSendInfo->param, &buf, pMsg->code);
-  rpcFreeCont(pMsg->pCont);
-  destroySendMsgInfo(pSendInfo);
-}
-
-static int32_t doSendFetchDataRequest(SExchangeInfo* pExchangeInfo, SExecTaskInfo* pTaskInfo, int32_t sourceIndex) {
-  size_t totalSources = taosArrayGetSize(pExchangeInfo->pSources);
-
-  SDownstreamSourceNode* pSource = taosArrayGet(pExchangeInfo->pSources, sourceIndex);
-  SSourceDataInfo*       pDataInfo = taosArrayGet(pExchangeInfo->pSourceDataInfo, sourceIndex);
-
-  ASSERT(pDataInfo->status == EX_SOURCE_DATA_NOT_READY);
-
-  SFetchRspHandleWrapper* pWrapper = taosMemoryCalloc(1, sizeof(SFetchRspHandleWrapper));
-  pWrapper->exchangeId = pExchangeInfo->self;
-  pWrapper->sourceIndex = sourceIndex;
-
-  if (pSource->localExec) {
-    SDataBuf pBuf = {0};
-    int32_t  code =
-        (*pTaskInfo->localFetch.fp)(pTaskInfo->localFetch.handle, pSource->schedId, pTaskInfo->id.queryId,
-                                    pSource->taskId, 0, pSource->execId, &pBuf.pData, pTaskInfo->localFetch.explainRes);
-    loadRemoteDataCallback(pWrapper, &pBuf, code);
-    taosMemoryFree(pWrapper);
-  } else {
-    SResFetchReq* pMsg = taosMemoryCalloc(1, sizeof(SResFetchReq));
-    if (NULL == pMsg) {
-      pTaskInfo->code = TSDB_CODE_QRY_OUT_OF_MEMORY;
-      taosMemoryFree(pWrapper);
-      return pTaskInfo->code;
-    }
-
-    qDebug("%s build fetch msg and send to vgId:%d, ep:%s, taskId:0x%" PRIx64 ", execId:%d, %d/%" PRIzu,
-           GET_TASKID(pTaskInfo), pSource->addr.nodeId, pSource->addr.epSet.eps[0].fqdn, pSource->taskId,
-           pSource->execId, sourceIndex, totalSources);
-
-    pMsg->header.vgId = htonl(pSource->addr.nodeId);
-    pMsg->sId = htobe64(pSource->schedId);
-    pMsg->taskId = htobe64(pSource->taskId);
-    pMsg->queryId = htobe64(pTaskInfo->id.queryId);
-    pMsg->execId = htonl(pSource->execId);
-
-    // send the fetch remote task result reques
-    SMsgSendInfo* pMsgSendInfo = taosMemoryCalloc(1, sizeof(SMsgSendInfo));
-    if (NULL == pMsgSendInfo) {
-      taosMemoryFreeClear(pMsg);
-      taosMemoryFree(pWrapper);
-      qError("%s prepare message %d failed", GET_TASKID(pTaskInfo), (int32_t)sizeof(SMsgSendInfo));
-      pTaskInfo->code = TSDB_CODE_QRY_OUT_OF_MEMORY;
-      return pTaskInfo->code;
-    }
-
-    pMsgSendInfo->param = pWrapper;
-    pMsgSendInfo->paramFreeFp = taosMemoryFree;
-    pMsgSendInfo->msgInfo.pData = pMsg;
-    pMsgSendInfo->msgInfo.len = sizeof(SResFetchReq);
-    pMsgSendInfo->msgType = pSource->fetchMsgType;
-    pMsgSendInfo->fp = loadRemoteDataCallback;
-
-    int64_t transporterId = 0;
-    int32_t code =
-        asyncSendMsgToServer(pExchangeInfo->pTransporter, &pSource->addr.epSet, &transporterId, pMsgSendInfo);
-  }
-
-  return TSDB_CODE_SUCCESS;
-}
-
-void updateLoadRemoteInfo(SLoadRemoteDataInfo* pInfo, int32_t numOfRows, int32_t dataLen, int64_t startTs,
-                          SOperatorInfo* pOperator) {
-  pInfo->totalRows += numOfRows;
-  pInfo->totalSize += dataLen;
-  pInfo->totalElapsed += (taosGetTimestampUs() - startTs);
-  pOperator->resultInfo.totalRows += numOfRows;
-}
-
-int32_t extractDataBlockFromFetchRsp(SSDataBlock* pRes, char* pData, SArray* pColList, char** pNextStart) {
-  if (pColList == NULL) {  // data from other sources
-    blockDataCleanup(pRes);
-    *pNextStart = (char*)blockDecode(pRes, pData);
-  } else {  // extract data according to pColList
-    char* pStart = pData;
-
-    int32_t numOfCols = htonl(*(int32_t*)pStart);
-    pStart += sizeof(int32_t);
-
-    // todo refactor:extract method
-    SSysTableSchema* pSchema = (SSysTableSchema*)pStart;
-    for (int32_t i = 0; i < numOfCols; ++i) {
-      SSysTableSchema* p = (SSysTableSchema*)pStart;
-
-      p->colId = htons(p->colId);
-      p->bytes = htonl(p->bytes);
-      pStart += sizeof(SSysTableSchema);
-    }
-
-    SSDataBlock* pBlock = createDataBlock();
-    for (int32_t i = 0; i < numOfCols; ++i) {
-      SColumnInfoData idata = createColumnInfoData(pSchema[i].type, pSchema[i].bytes, pSchema[i].colId);
-      blockDataAppendColInfo(pBlock, &idata);
-    }
-
-    blockDecode(pBlock, pStart);
-    blockDataEnsureCapacity(pRes, pBlock->info.rows);
-
-    // data from mnode
-    pRes->info.rows = pBlock->info.rows;
-    relocateColumnData(pRes, pColList, pBlock->pDataBlock, false);
-    blockDataDestroy(pBlock);
-  }
-
-  // todo move this to time window aggregator, since the primary timestamp may not be known by exchange operator.
-  blockDataUpdateTsWindow(pRes, 0);
-  return TSDB_CODE_SUCCESS;
-}
-
-static void* setAllSourcesCompleted(SOperatorInfo* pOperator, int64_t startTs) {
-  SExchangeInfo* pExchangeInfo = pOperator->info;
-  SExecTaskInfo* pTaskInfo = pOperator->pTaskInfo;
-
-  int64_t              el = taosGetTimestampUs() - startTs;
-  SLoadRemoteDataInfo* pLoadInfo = &pExchangeInfo->loadInfo;
-
-  pLoadInfo->totalElapsed += el;
-
-  size_t totalSources = taosArrayGetSize(pExchangeInfo->pSources);
-  qDebug("%s all %" PRIzu " sources are exhausted, total rows: %" PRIu64 " bytes:%" PRIu64 ", elapsed:%.2f ms",
-         GET_TASKID(pTaskInfo), totalSources, pLoadInfo->totalRows, pLoadInfo->totalSize,
-         pLoadInfo->totalElapsed / 1000.0);
-
-  doSetOperatorCompleted(pOperator);
-  return NULL;
-}
-
-
-static int32_t getCompletedSources(const SArray* pArray) {
-  size_t total = taosArrayGetSize(pArray);
-
-  int32_t completed = 0;
-  for (int32_t k = 0; k < total; ++k) {
-    SSourceDataInfo* p = taosArrayGet(pArray, k);
-    if (p->status == EX_SOURCE_DATA_EXHAUSTED) {
-      completed += 1;
-    }
-  }
-
-  return completed;
-}
-
-static void concurrentlyLoadRemoteDataImpl(SOperatorInfo* pOperator, SExchangeInfo* pExchangeInfo,
-                                           SExecTaskInfo* pTaskInfo) {
-  int32_t code = 0;
-  size_t  totalSources = taosArrayGetSize(pExchangeInfo->pSourceDataInfo);
-  int32_t completed = getCompletedSources(pExchangeInfo->pSourceDataInfo);
-  if (completed == totalSources) {
-    setAllSourcesCompleted(pOperator, pExchangeInfo->openedTs);
-    return;
-  }
-
-  while (1) {
-    tsem_wait(&pExchangeInfo->ready);
-
-    for (int32_t i = 0; i < totalSources; ++i) {
-      SSourceDataInfo* pDataInfo = taosArrayGet(pExchangeInfo->pSourceDataInfo, i);
-      if (pDataInfo->status == EX_SOURCE_DATA_EXHAUSTED) {
-        continue;
-      }
-
-      if (pDataInfo->status != EX_SOURCE_DATA_READY) {
-        continue;
-      }
-
-      if (pDataInfo->code != TSDB_CODE_SUCCESS) {
-        code = pDataInfo->code;
-        goto _error;
-      }
-
-      SRetrieveTableRsp*     pRsp = pDataInfo->pRsp;
-      SDownstreamSourceNode* pSource = taosArrayGet(pExchangeInfo->pSources, i);
-
-      // todo
-      SLoadRemoteDataInfo* pLoadInfo = &pExchangeInfo->loadInfo;
-      if (pRsp->numOfRows == 0) {
-        pDataInfo->status = EX_SOURCE_DATA_EXHAUSTED;
-        qDebug("%s vgId:%d, taskId:0x%" PRIx64 " execId:%d index:%d completed, rowsOfSource:%" PRIu64
-               ", totalRows:%" PRIu64 ", try next %d/%" PRIzu,
-               GET_TASKID(pTaskInfo), pSource->addr.nodeId, pSource->taskId, pSource->execId, i, pDataInfo->totalRows,
-               pExchangeInfo->loadInfo.totalRows, i + 1, totalSources);
-        taosMemoryFreeClear(pDataInfo->pRsp);
-        break;
-      }
-
-      SRetrieveTableRsp* pRetrieveRsp = pDataInfo->pRsp;
-      int32_t            index = 0;
-      char*              pStart = pRetrieveRsp->data;
-      while (index++ < pRetrieveRsp->numOfBlocks) {
-        SSDataBlock* pb = createOneDataBlock(pExchangeInfo->pDummyBlock, false);
-        code = extractDataBlockFromFetchRsp(pb, pStart, NULL, &pStart);
-        if (code != 0) {
-          taosMemoryFreeClear(pDataInfo->pRsp);
-          goto _error;
-        }
-
-        taosArrayPush(pExchangeInfo->pResultBlockList, &pb);
-      }
-
-      updateLoadRemoteInfo(pLoadInfo, pRetrieveRsp->numOfRows, pRetrieveRsp->compLen, pExchangeInfo->openedTs, pOperator);
-
-      if (pRsp->completed == 1) {
-        pDataInfo->status = EX_SOURCE_DATA_EXHAUSTED;
-        qDebug("%s fetch msg rsp from vgId:%d, taskId:0x%" PRIx64
-               " execId:%d index:%d completed, blocks:%d, numOfRows:%d, rowsOfSource:%" PRIu64 ", totalRows:%" PRIu64
-               ", total:%.2f Kb, try next %d/%" PRIzu,
-               GET_TASKID(pTaskInfo), pSource->addr.nodeId, pSource->taskId, pSource->execId, i, pRsp->numOfBlocks,
-               pRsp->numOfRows, pDataInfo->totalRows, pLoadInfo->totalRows, pLoadInfo->totalSize / 1024.0,
-               i + 1, totalSources);
-      } else {
-        qDebug("%s fetch msg rsp from vgId:%d, taskId:0x%" PRIx64
-               " execId:%d blocks:%d, numOfRows:%d, totalRows:%" PRIu64 ", total:%.2f Kb",
-               GET_TASKID(pTaskInfo), pSource->addr.nodeId, pSource->taskId, pSource->execId, pRsp->numOfBlocks,
-               pRsp->numOfRows, pLoadInfo->totalRows, pLoadInfo->totalSize / 1024.0);
-      }
-
-      taosMemoryFreeClear(pDataInfo->pRsp);
-
-      if (pDataInfo->status != EX_SOURCE_DATA_EXHAUSTED) {
-        pDataInfo->status = EX_SOURCE_DATA_NOT_READY;
-        code = doSendFetchDataRequest(pExchangeInfo, pTaskInfo, i);
-        if (code != TSDB_CODE_SUCCESS) {
-          taosMemoryFreeClear(pDataInfo->pRsp);
-          goto _error;
-        }
-      }
-      return;
-    }  // end loop
-
-    int32_t complete1 = getCompletedSources(pExchangeInfo->pSourceDataInfo);
-    if (complete1 == totalSources) {
-      qDebug("all sources are completed, %s", GET_TASKID(pTaskInfo));
-      return;
-    }
-  }
-
-_error:
-  pTaskInfo->code = code;
-}
-
-static int32_t prepareConcurrentlyLoad(SOperatorInfo* pOperator) {
-  SExchangeInfo* pExchangeInfo = pOperator->info;
-  SExecTaskInfo* pTaskInfo = pOperator->pTaskInfo;
-
-  size_t  totalSources = taosArrayGetSize(pExchangeInfo->pSources);
-  int64_t startTs = taosGetTimestampUs();
-
-  // Asynchronously send all fetch requests to all sources.
-  for (int32_t i = 0; i < totalSources; ++i) {
-    int32_t code = doSendFetchDataRequest(pExchangeInfo, pTaskInfo, i);
-    if (code != TSDB_CODE_SUCCESS) {
-      pTaskInfo->code = code;
-      return code;
-    }
-  }
-
-  int64_t endTs = taosGetTimestampUs();
-  qDebug("%s send all fetch requests to %" PRIzu " sources completed, elapsed:%.2fms", GET_TASKID(pTaskInfo),
-         totalSources, (endTs - startTs) / 1000.0);
-
-  pOperator->status = OP_RES_TO_RETURN;
-  pOperator->cost.openCost = taosGetTimestampUs() - startTs;
-
-  tsem_wait(&pExchangeInfo->ready);
-  tsem_post(&pExchangeInfo->ready);
-  return TSDB_CODE_SUCCESS;
-}
-
-static int32_t seqLoadRemoteData(SOperatorInfo* pOperator) {
-  SExchangeInfo* pExchangeInfo = pOperator->info;
-  SExecTaskInfo* pTaskInfo = pOperator->pTaskInfo;
-
-  size_t  totalSources = taosArrayGetSize(pExchangeInfo->pSources);
-  int64_t startTs = taosGetTimestampUs();
-
-  while (1) {
-    if (pExchangeInfo->current >= totalSources) {
-      setAllSourcesCompleted(pOperator, startTs);
-      return TSDB_CODE_SUCCESS;
-    }
-
-    doSendFetchDataRequest(pExchangeInfo, pTaskInfo, pExchangeInfo->current);
-    tsem_wait(&pExchangeInfo->ready);
-
-    SSourceDataInfo*       pDataInfo = taosArrayGet(pExchangeInfo->pSourceDataInfo, pExchangeInfo->current);
-    SDownstreamSourceNode* pSource = taosArrayGet(pExchangeInfo->pSources, pExchangeInfo->current);
-
-    if (pDataInfo->code != TSDB_CODE_SUCCESS) {
-      qError("%s vgId:%d, taskID:0x%" PRIx64 " execId:%d error happens, code:%s", GET_TASKID(pTaskInfo),
-             pSource->addr.nodeId, pSource->taskId, pSource->execId, tstrerror(pDataInfo->code));
-      pOperator->pTaskInfo->code = pDataInfo->code;
-      return pOperator->pTaskInfo->code;
-    }
-
-    SRetrieveTableRsp*   pRsp = pDataInfo->pRsp;
-    SLoadRemoteDataInfo* pLoadInfo = &pExchangeInfo->loadInfo;
-    if (pRsp->numOfRows == 0) {
-      qDebug("%s vgId:%d, taskID:0x%" PRIx64 " execId:%d %d of total completed, rowsOfSource:%" PRIu64
-             ", totalRows:%" PRIu64 " try next",
-             GET_TASKID(pTaskInfo), pSource->addr.nodeId, pSource->taskId, pSource->execId, pExchangeInfo->current + 1,
-             pDataInfo->totalRows, pLoadInfo->totalRows);
-
-      pDataInfo->status = EX_SOURCE_DATA_EXHAUSTED;
-      pExchangeInfo->current += 1;
-      taosMemoryFreeClear(pDataInfo->pRsp);
-      continue;
-    }
-
-    SRetrieveTableRsp* pRetrieveRsp = pDataInfo->pRsp;
-
-    char*   pStart = pRetrieveRsp->data;
-    int32_t code = extractDataBlockFromFetchRsp(NULL, pStart, NULL, &pStart);
-
-    if (pRsp->completed == 1) {
-      qDebug("%s fetch msg rsp from vgId:%d, taskId:0x%" PRIx64 " execId:%d numOfRows:%d, rowsOfSource:%" PRIu64
-             ", totalRows:%" PRIu64 ", totalBytes:%" PRIu64 " try next %d/%" PRIzu,
-             GET_TASKID(pTaskInfo), pSource->addr.nodeId, pSource->taskId, pSource->execId, pRetrieveRsp->numOfRows,
-             pDataInfo->totalRows, pLoadInfo->totalRows, pLoadInfo->totalSize, pExchangeInfo->current + 1,
-             totalSources);
-
-      pDataInfo->status = EX_SOURCE_DATA_EXHAUSTED;
-      pExchangeInfo->current += 1;
-    } else {
-      qDebug("%s fetch msg rsp from vgId:%d, taskId:0x%" PRIx64 " execId:%d numOfRows:%d, totalRows:%" PRIu64
-             ", totalBytes:%" PRIu64,
-             GET_TASKID(pTaskInfo), pSource->addr.nodeId, pSource->taskId, pSource->execId, pRetrieveRsp->numOfRows,
-             pLoadInfo->totalRows, pLoadInfo->totalSize);
-    }
-
-    updateLoadRemoteInfo(pLoadInfo, pRetrieveRsp->numOfRows, pRetrieveRsp->compLen, startTs, pOperator);
-    pDataInfo->totalRows += pRetrieveRsp->numOfRows;
-
-    taosMemoryFreeClear(pDataInfo->pRsp);
-    return TSDB_CODE_SUCCESS;
-  }
-}
-
-static int32_t prepareLoadRemoteData(SOperatorInfo* pOperator) {
-  if (OPTR_IS_OPENED(pOperator)) {
-    return TSDB_CODE_SUCCESS;
-  }
-
-  int64_t st = taosGetTimestampUs();
-
-  SExchangeInfo* pExchangeInfo = pOperator->info;
-  if (!pExchangeInfo->seqLoadData) {
-    int32_t code = prepareConcurrentlyLoad(pOperator);
-    if (code != TSDB_CODE_SUCCESS) {
-      return code;
-    }
-    pExchangeInfo->openedTs = taosGetTimestampUs();
-  }
-
-  OPTR_SET_OPENED(pOperator);
-  pOperator->cost.openCost = (taosGetTimestampUs() - st) / 1000.0;
-  return TSDB_CODE_SUCCESS;
-}
-
-static void freeBlock(void* pParam) {
-  SSDataBlock* pBlock = *(SSDataBlock**)pParam;
-  blockDataDestroy(pBlock);
-}
-
-static SSDataBlock* doLoadRemoteDataImpl(SOperatorInfo* pOperator) {
-  SExchangeInfo* pExchangeInfo = pOperator->info;
-  SExecTaskInfo* pTaskInfo = pOperator->pTaskInfo;
-
-  pTaskInfo->code = pOperator->fpSet._openFn(pOperator);
-  if (pTaskInfo->code != TSDB_CODE_SUCCESS) {
-    return NULL;
-  }
-
-  size_t totalSources = taosArrayGetSize(pExchangeInfo->pSources);
-
-  SLoadRemoteDataInfo* pLoadInfo = &pExchangeInfo->loadInfo;
-  if (pOperator->status == OP_EXEC_DONE) {
-    qDebug("%s all %" PRIzu " source(s) are exhausted, total rows:%" PRIu64 " bytes:%" PRIu64 ", elapsed:%.2f ms",
-           GET_TASKID(pTaskInfo), totalSources, pLoadInfo->totalRows, pLoadInfo->totalSize,
-           pLoadInfo->totalElapsed / 1000.0);
-    return NULL;
-  }
-
-  size_t size = taosArrayGetSize(pExchangeInfo->pResultBlockList);
-  if (size == 0 || pExchangeInfo->rspBlockIndex >= size) {
-    pExchangeInfo->rspBlockIndex = 0;
-    taosArrayClearEx(pExchangeInfo->pResultBlockList, freeBlock);
-    if (pExchangeInfo->seqLoadData) {
-      seqLoadRemoteData(pOperator);
-    } else {
-      concurrentlyLoadRemoteDataImpl(pOperator, pExchangeInfo, pTaskInfo);
-    }
-
-    if (taosArrayGetSize(pExchangeInfo->pResultBlockList) == 0) {
-      return NULL;
-    }
-  }
-
-  // we have buffered retrieved datablock, return it directly
-  return taosArrayGetP(pExchangeInfo->pResultBlockList, pExchangeInfo->rspBlockIndex++);
-}
-
-static SSDataBlock* doLoadRemoteData(SOperatorInfo* pOperator) {
-  SExchangeInfo* pExchangeInfo = pOperator->info;
-  SExecTaskInfo* pTaskInfo = pOperator->pTaskInfo;
-
-  if (pOperator->status == OP_EXEC_DONE) {
-    return NULL;
-  }
-
-  while (1) {
-    SSDataBlock* pBlock = doLoadRemoteDataImpl(pOperator);
-    if (pBlock == NULL) {
-      return NULL;
-    }
-
-    SLimitInfo* pLimitInfo = &pExchangeInfo->limitInfo;
-    if (hasLimitOffsetInfo(pLimitInfo)) {
-      int32_t status = handleLimitOffset(pOperator, pLimitInfo, pBlock, false);
-      if (status == PROJECT_RETRIEVE_CONTINUE) {
-        continue;
-      } else if (status == PROJECT_RETRIEVE_DONE) {
-        size_t rows = pBlock->info.rows;
-        pExchangeInfo->limitInfo.numOfOutputRows += rows;
-
-        if (rows == 0) {
-          doSetOperatorCompleted(pOperator);
-          return NULL;
-        } else {
-          return pBlock;
-        }
-      }
-    } else {
-      return pBlock;
-    }
-  }
-}
-
-static int32_t initDataSource(int32_t numOfSources, SExchangeInfo* pInfo, const char* id) {
-  pInfo->pSourceDataInfo = taosArrayInit(numOfSources, sizeof(SSourceDataInfo));
-  if (pInfo->pSourceDataInfo == NULL) {
-    return TSDB_CODE_OUT_OF_MEMORY;
-  }
-
-  for (int32_t i = 0; i < numOfSources; ++i) {
-    SSourceDataInfo dataInfo = {0};
-    dataInfo.status = EX_SOURCE_DATA_NOT_READY;
-    dataInfo.taskId = id;
-    dataInfo.index = i;
-    SSourceDataInfo* pDs = taosArrayPush(pInfo->pSourceDataInfo, &dataInfo);
-    if (pDs == NULL) {
-      taosArrayDestroy(pInfo->pSourceDataInfo);
-      return TSDB_CODE_OUT_OF_MEMORY;
-    }
-  }
-
-  return TSDB_CODE_SUCCESS;
-}
-
-static int32_t initExchangeOperator(SExchangePhysiNode* pExNode, SExchangeInfo* pInfo, const char* id) {
-  size_t numOfSources = LIST_LENGTH(pExNode->pSrcEndPoints);
-
-  if (numOfSources == 0) {
-    qError("%s invalid number: %d of sources in exchange operator", id, (int32_t)numOfSources);
-    return TSDB_CODE_INVALID_PARA;
-  }
-
-  pInfo->pSources = taosArrayInit(numOfSources, sizeof(SDownstreamSourceNode));
-  if (pInfo->pSources == NULL) {
-    return TSDB_CODE_OUT_OF_MEMORY;
-  }
-
-  for (int32_t i = 0; i < numOfSources; ++i) {
-    SDownstreamSourceNode* pNode = (SDownstreamSourceNode*)nodesListGetNode((SNodeList*)pExNode->pSrcEndPoints, i);
-    taosArrayPush(pInfo->pSources, pNode);
-  }
-
-  initLimitInfo(pExNode->node.pLimit, pExNode->node.pSlimit, &pInfo->limitInfo);
-  pInfo->self = taosAddRef(exchangeObjRefPool, pInfo);
-
-  return initDataSource(numOfSources, pInfo, id);
-}
-
-SOperatorInfo* createExchangeOperatorInfo(void* pTransporter, SExchangePhysiNode* pExNode, SExecTaskInfo* pTaskInfo) {
-  SExchangeInfo* pInfo = taosMemoryCalloc(1, sizeof(SExchangeInfo));
-  SOperatorInfo* pOperator = taosMemoryCalloc(1, sizeof(SOperatorInfo));
-  if (pInfo == NULL || pOperator == NULL) {
-    goto _error;
-  }
-
-  int32_t code = initExchangeOperator(pExNode, pInfo, GET_TASKID(pTaskInfo));
-  if (code != TSDB_CODE_SUCCESS) {
-    goto _error;
-  }
-
-  tsem_init(&pInfo->ready, 0, 0);
-  pInfo->pDummyBlock = createResDataBlock(pExNode->node.pOutputDataBlockDesc);
-  pInfo->pResultBlockList = taosArrayInit(1, POINTER_BYTES);
-
-  pInfo->seqLoadData = false;
-  pInfo->pTransporter = pTransporter;
-
-  pOperator->name = "ExchangeOperator";
-  pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_EXCHANGE;
-  pOperator->blocking = false;
-  pOperator->status = OP_NOT_OPENED;
-  pOperator->info = pInfo;
-  pOperator->exprSupp.numOfExprs = taosArrayGetSize(pInfo->pDummyBlock->pDataBlock);
-  pOperator->pTaskInfo = pTaskInfo;
-
-  pOperator->fpSet =
-      createOperatorFpSet(prepareLoadRemoteData, doLoadRemoteData, NULL, NULL, destroyExchangeOperatorInfo, NULL);
-  return pOperator;
-
-_error:
-  if (pInfo != NULL) {
-    doDestroyExchangeOperatorInfo(pInfo);
-  }
-
-  taosMemoryFreeClear(pOperator);
-  pTaskInfo->code = code;
-  return NULL;
-}
-
 static int32_t doInitAggInfoSup(SAggSupporter* pAggSup, SqlFunctionCtx* pCtx, int32_t numOfOutput, size_t keyBufSize,
                                 const char* pKey);
 
@@ -2386,7 +1805,7 @@ static SSDataBlock* getAggregateResult(SOperatorInfo* pOperator) {
   SExecTaskInfo* pTaskInfo = pOperator->pTaskInfo;
   pTaskInfo->code = pOperator->fpSet._openFn(pOperator);
   if (pTaskInfo->code != TSDB_CODE_SUCCESS) {
-    doSetOperatorCompleted(pOperator);
+    setOperatorCompleted(pOperator);
     return NULL;
   }
 
@@ -2396,7 +1815,7 @@ static SSDataBlock* getAggregateResult(SOperatorInfo* pOperator) {
     doFilter(pInfo->pRes, pOperator->exprSupp.pFilterInfo, NULL);
 
     if (!hasRemainResults(&pAggInfo->groupResInfo)) {
-      doSetOperatorCompleted(pOperator);
+      setOperatorCompleted(pOperator);
       break;
     }
 
@@ -2645,7 +2064,7 @@ static SSDataBlock* doFillImpl(SOperatorInfo* pOperator) {
     SSDataBlock* pBlock = pDownstream->fpSet.getNextFn(pDownstream);
     if (pBlock == NULL) {
       if (pInfo->totalInputRows == 0) {
-        doSetOperatorCompleted(pOperator);
+        setOperatorCompleted(pOperator);
         return NULL;
       }
 
@@ -2722,7 +2141,7 @@ static SSDataBlock* doFill(SOperatorInfo* pOperator) {
   while (true) {
     fillResult = doFillImpl(pOperator);
     if (fillResult == NULL) {
-      doSetOperatorCompleted(pOperator);
+      setOperatorCompleted(pOperator);
       break;
     }
 
@@ -2952,15 +2371,10 @@ SOperatorInfo* createAggregateOperatorInfo(SOperatorInfo* downstream, SAggPhysiN
 
   pInfo->binfo.mergeResultBlock = pAggNode->mergeDataBlock;
   pInfo->groupId = UINT64_MAX;
-  pOperator->name = "TableAggregate";
-  pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_HASH_AGG;
-  pOperator->blocking = true;
-  pOperator->status = OP_NOT_OPENED;
-  pOperator->info = pInfo;
-  pOperator->pTaskInfo = pTaskInfo;
 
+  setOperatorInfo(pOperator, "TableAggregate", QUERY_NODE_PHYSICAL_PLAN_HASH_AGG, true, OP_NOT_OPENED, pInfo, pTaskInfo);
   pOperator->fpSet =
-      createOperatorFpSet(doOpenAggregateOptr, getAggregateResult, NULL, NULL, destroyAggOperatorInfo, NULL);
+      createOperatorFpSet(doOpenAggregateOptr, getAggregateResult, NULL, destroyAggOperatorInfo, NULL);
 
   if (downstream->operatorType == QUERY_NODE_PHYSICAL_PLAN_TABLE_SCAN) {
     STableScanInfo* pTableScanInfo = downstream->info;
@@ -3024,33 +2438,6 @@ void destroyFillOperatorInfo(void* param) {
   taosMemoryFreeClear(param);
 }
 
-void destroyExchangeOperatorInfo(void* param) {
-  SExchangeInfo* pExInfo = (SExchangeInfo*)param;
-  taosRemoveRef(exchangeObjRefPool, pExInfo->self);
-}
-
-void freeSourceDataInfo(void* p) {
-  SSourceDataInfo* pInfo = (SSourceDataInfo*)p;
-  taosMemoryFreeClear(pInfo->pRsp);
-}
-
-void doDestroyExchangeOperatorInfo(void* param) {
-  SExchangeInfo* pExInfo = (SExchangeInfo*)param;
-
-  taosArrayDestroy(pExInfo->pSources);
-  taosArrayDestroyEx(pExInfo->pSourceDataInfo, freeSourceDataInfo);
-
-  if (pExInfo->pResultBlockList != NULL) {
-    taosArrayDestroyEx(pExInfo->pResultBlockList, freeBlock);
-    pExInfo->pResultBlockList = NULL;
-  }
-
-  blockDataDestroy(pExInfo->pDummyBlock);
-
-  tsem_destroy(&pExInfo->ready);
-  taosMemoryFreeClear(param);
-}
-
 static int32_t initFillInfo(SFillOperatorInfo* pInfo, SExprInfo* pExpr, int32_t numOfCols, SExprInfo* pNotFillExpr,
                             int32_t numOfNotFillCols, SNodeListNode* pValNode, STimeWindow win, int32_t capacity,
                             const char* id, SInterval* pInterval, int32_t fillType, int32_t order) {
@@ -3182,15 +2569,9 @@ SOperatorInfo* createFillOperatorInfo(SOperatorInfo* downstream, SFillPhysiNode*
     goto _error;
   }
 
-  pOperator->name = "FillOperator";
-  pOperator->blocking = false;
-  pOperator->status = OP_NOT_OPENED;
-  pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_FILL;
+  setOperatorInfo(pOperator, "FillOperator", QUERY_NODE_PHYSICAL_PLAN_FILL, false, OP_NOT_OPENED, pInfo, pTaskInfo);
   pOperator->exprSupp.numOfExprs = pInfo->numOfExpr;
-  pOperator->info = pInfo;
-  pOperator->pTaskInfo = pTaskInfo;
-
-  pOperator->fpSet = createOperatorFpSet(operatorDummyOpenFn, doFill, NULL, NULL, destroyFillOperatorInfo, NULL);
+  pOperator->fpSet = createOperatorFpSet(operatorDummyOpenFn, doFill, NULL, destroyFillOperatorInfo, NULL);
 
   code = appendDownstream(pOperator, &downstream, 1);
   return pOperator;

source/libs/executor/src/groupoperator.c

@@ -316,7 +316,7 @@ static SSDataBlock* buildGroupResultDataBlock(SOperatorInfo* pOperator) {
     doFilter(pRes, pOperator->exprSupp.pFilterInfo, NULL);
 
     if (!hasRemainResults(&pInfo->groupResInfo)) {
-      doSetOperatorCompleted(pOperator);
+      setOperatorCompleted(pOperator);
       break;
     }
 
@@ -438,15 +438,10 @@ SOperatorInfo* createGroupOperatorInfo(SOperatorInfo* downstream, SAggPhysiNode*
   }
 
   initResultRowInfo(&pInfo->binfo.resultRowInfo);
-
-  pOperator->name = "GroupbyAggOperator";
-  pOperator->blocking = true;
-  pOperator->status = OP_NOT_OPENED;
-  pOperator->info = pInfo;
-  pOperator->pTaskInfo = pTaskInfo;
+  setOperatorInfo(pOperator, "GroupbyAggOperator", 0, true, OP_NOT_OPENED, pInfo, pTaskInfo);
 
   pOperator->fpSet =
-      createOperatorFpSet(operatorDummyOpenFn, hashGroupbyAggregate, NULL, NULL, destroyGroupOperatorInfo, NULL);
+      createOperatorFpSet(operatorDummyOpenFn, hashGroupbyAggregate, NULL, destroyGroupOperatorInfo, NULL);
   code = appendDownstream(pOperator, &downstream, 1);
   if (code != TSDB_CODE_SUCCESS) {
     goto _error;
@@ -654,7 +649,7 @@ static SSDataBlock* buildPartitionResult(SOperatorInfo* pOperator) {
     // try next group data
     ++pInfo->groupIndex;
     if (pInfo->groupIndex >= taosArrayGetSize(pInfo->sortedGroupArray)) {
-      doSetOperatorCompleted(pOperator);
+      setOperatorCompleted(pOperator);
       clearPartitionOperator(pInfo);
       return NULL;
     }
@@ -821,17 +816,12 @@ SOperatorInfo* createPartitionOperatorInfo(SOperatorInfo* downstream, SPartition
     goto _error;
   }
 
-  pOperator->name = "PartitionOperator";
-  pOperator->blocking = true;
-  pOperator->status = OP_NOT_OPENED;
-  pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_PARTITION;
+  setOperatorInfo(pOperator, "PartitionOperator", QUERY_NODE_PHYSICAL_PLAN_PARTITION, false, OP_NOT_OPENED, pInfo, pTaskInfo);
   pOperator->exprSupp.numOfExprs = numOfCols;
   pOperator->exprSupp.pExprInfo = pExprInfo;
-  pOperator->info = pInfo;
-  pOperator->pTaskInfo = pTaskInfo;
 
   pOperator->fpSet =
-      createOperatorFpSet(operatorDummyOpenFn, hashPartition, NULL, NULL, destroyPartitionOperatorInfo, NULL);
+      createOperatorFpSet(operatorDummyOpenFn, hashPartition, NULL, destroyPartitionOperatorInfo, NULL);
 
   code = appendDownstream(pOperator, &downstream, 1);
   return pOperator;
@@ -965,7 +955,7 @@ static SSDataBlock* doStreamHashPartition(SOperatorInfo* pOperator) {
     pInfo->pInputDataBlock = NULL;
     SSDataBlock* pBlock = downstream->fpSet.getNextFn(downstream);
     if (pBlock == NULL) {
-      doSetOperatorCompleted(pOperator);
+      setOperatorCompleted(pOperator);
       return NULL;
     }
     printDataBlock(pBlock, "stream partitionby recv");
@@ -1106,15 +1096,10 @@ SOperatorInfo* createStreamPartitionOperatorInfo(SOperatorInfo* downstream, SStr
   int32_t    numOfCols = 0;
   SExprInfo* pExprInfo = createExprInfo(pPartNode->part.pTargets, NULL, &numOfCols);
 
-  pOperator->name = "StreamPartitionOperator";
-  pOperator->blocking = false;
-  pOperator->status = OP_NOT_OPENED;
-  pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_STREAM_PARTITION;
+  setOperatorInfo(pOperator, "StreamPartitionOperator", QUERY_NODE_PHYSICAL_PLAN_STREAM_PARTITION, false, OP_NOT_OPENED, pInfo, pTaskInfo);
   pOperator->exprSupp.numOfExprs = numOfCols;
   pOperator->exprSupp.pExprInfo = pExprInfo;
-  pOperator->info = pInfo;
-  pOperator->pTaskInfo = pTaskInfo;
-  pOperator->fpSet = createOperatorFpSet(operatorDummyOpenFn, doStreamHashPartition, NULL, NULL,
+  pOperator->fpSet = createOperatorFpSet(operatorDummyOpenFn, doStreamHashPartition, NULL,
                                          destroyStreamPartitionOperatorInfo, NULL);
 
   initParDownStream(downstream, &pInfo->partitionSup, &pInfo->scalarSup);

source/libs/executor/src/joinoperator.c

@@ -73,14 +73,10 @@ SOperatorInfo* createMergeJoinOperatorInfo(SOperatorInfo** pDownstream, int32_t
   initResultSizeInfo(&pOperator->resultInfo, 4096);
 
   pInfo->pRes = pResBlock;
-  pOperator->name = "MergeJoinOperator";
-  pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_MERGE_JOIN;
-  pOperator->blocking = false;
-  pOperator->status = OP_NOT_OPENED;
+
+  setOperatorInfo(pOperator, "MergeJoinOperator", QUERY_NODE_PHYSICAL_PLAN_MERGE_JOIN, false, OP_NOT_OPENED, pInfo, pTaskInfo);
   pOperator->exprSupp.pExprInfo = pExprInfo;
   pOperator->exprSupp.numOfExprs = numOfCols;
-  pOperator->info = pInfo;
-  pOperator->pTaskInfo = pTaskInfo;
 
   extractTimeCondition(pInfo, pDownstream, numOfDownstream, pJoinNode);
 
@@ -121,8 +117,7 @@ SOperatorInfo* createMergeJoinOperatorInfo(SOperatorInfo** pDownstream, int32_t
     pInfo->inputOrder = TSDB_ORDER_DESC;
   }
 
-  pOperator->fpSet =
-      createOperatorFpSet(operatorDummyOpenFn, doMergeJoin, NULL, NULL, destroyMergeJoinOperator, NULL);
+  pOperator->fpSet = createOperatorFpSet(operatorDummyOpenFn, doMergeJoin, NULL, destroyMergeJoinOperator, NULL);
   code = appendDownstream(pOperator, pDownstream, numOfDownstream);
   if (code != TSDB_CODE_SUCCESS) {
     goto _error;
@@ -372,13 +367,13 @@ static void doMergeJoinImpl(struct SOperatorInfo* pOperator, SSDataBlock* pRes)
 
     if (leftTs == rightTs) {
       mergeJoinJoinDownstreamTsRanges(pOperator, leftTs, pRes, &nrows);
-    } else if (asc && leftTs < rightTs || !asc && leftTs > rightTs) {
+    } else if ((asc && leftTs < rightTs) || (!asc && leftTs > rightTs)) {
       pJoinInfo->leftPos += 1;
 
       if (pJoinInfo->leftPos >= pJoinInfo->pLeft->info.rows) {
         continue;
       }
-    } else if (asc && leftTs > rightTs || !asc && leftTs < rightTs) {
+    } else if ((asc && leftTs > rightTs) || (!asc && leftTs < rightTs)) {
       pJoinInfo->rightPos += 1;
       if (pJoinInfo->rightPos >= pJoinInfo->pRight->info.rows) {
         continue;

source/libs/executor/src/projectoperator.c

@@ -98,13 +98,9 @@ SOperatorInfo* createProjectOperatorInfo(SOperatorInfo* downstream, SProjectPhys
   }
 
   pInfo->pPseudoColInfo = setRowTsColumnOutputInfo(pOperator->exprSupp.pCtx, numOfCols);
-  pOperator->name = "ProjectOperator";
-  pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_PROJECT;
-  pOperator->blocking = false;
-  pOperator->status = OP_NOT_OPENED;
-  pOperator->info = pInfo;
 
-  pOperator->fpSet = createOperatorFpSet(operatorDummyOpenFn, doProjectOperation, NULL, NULL,
+  setOperatorInfo(pOperator, "ProjectOperator", QUERY_NODE_PHYSICAL_PLAN_PROJECT, false, OP_NOT_OPENED, pInfo, pTaskInfo);
+  pOperator->fpSet = createOperatorFpSet(operatorDummyOpenFn, doProjectOperation, NULL,
                                          destroyProjectOperatorInfo, NULL);
 
   code = appendDownstream(pOperator, &downstream, 1);
@@ -153,7 +149,7 @@ static int32_t setInfoForNewGroup(SSDataBlock* pBlock, SLimitInfo* pLimitInfo, S
   if (pLimitInfo->currentGroupId != 0 && pLimitInfo->currentGroupId != pBlock->info.groupId) {
     pLimitInfo->numOfOutputGroups += 1;
     if ((pLimitInfo->slimit.limit > 0) && (pLimitInfo->slimit.limit <= pLimitInfo->numOfOutputGroups)) {
-      doSetOperatorCompleted(pOperator);
+      setOperatorCompleted(pOperator);
       return PROJECT_RETRIEVE_DONE;
     }
 
@@ -187,7 +183,7 @@ static int32_t doIngroupLimitOffset(SLimitInfo* pLimitInfo, uint64_t groupId, SS
     // TODO: optimize it later when partition by + limit
     if ((pLimitInfo->slimit.limit == -1 && pLimitInfo->currentGroupId == 0) ||
         (pLimitInfo->slimit.limit > 0 && pLimitInfo->slimit.limit <= pLimitInfo->numOfOutputGroups)) {
-      doSetOperatorCompleted(pOperator);
+      setOperatorCompleted(pOperator);
     }
   }
 
@@ -252,7 +248,7 @@ SSDataBlock* doProjectOperation(SOperatorInfo* pOperator) {
         }
         qDebug("set op close, exec %d, status %d rows %d", pTaskInfo->execModel, pOperator->status,
                pFinalRes->info.rows);
-        doSetOperatorCompleted(pOperator);
+        setOperatorCompleted(pOperator);
         break;
       }
       if (pTaskInfo->execModel == OPTR_EXEC_MODEL_QUEUE) {
@@ -400,14 +396,8 @@ SOperatorInfo* createIndefinitOutputOperatorInfo(SOperatorInfo* downstream, SPhy
   pInfo->binfo.pRes = pResBlock;
   pInfo->pPseudoColInfo = setRowTsColumnOutputInfo(pSup->pCtx, numOfExpr);
 
-  pOperator->name = "IndefinitOperator";
-  pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_INDEF_ROWS_FUNC;
-  pOperator->blocking = false;
-  pOperator->status = OP_NOT_OPENED;
-  pOperator->info = pInfo;
-
-  pOperator->fpSet = createOperatorFpSet(operatorDummyOpenFn, doApplyIndefinitFunction, NULL, NULL,
-                                         destroyIndefinitOperatorInfo, NULL);
+  setOperatorInfo(pOperator, "IndefinitOperator", QUERY_NODE_PHYSICAL_PLAN_INDEF_ROWS_FUNC, false, OP_NOT_OPENED, pInfo, pTaskInfo);
+  pOperator->fpSet = createOperatorFpSet(operatorDummyOpenFn, doApplyIndefinitFunction, NULL, destroyIndefinitOperatorInfo, NULL);
 
   code = appendDownstream(pOperator, &downstream, 1);
   if (code != TSDB_CODE_SUCCESS) {
@@ -499,7 +489,7 @@ SSDataBlock* doApplyIndefinitFunction(SOperatorInfo* pOperator) {
         // The downstream exec may change the value of the newgroup, so use a local variable instead.
         SSDataBlock* pBlock = downstream->fpSet.getNextFn(downstream);
         if (pBlock == NULL) {
-          doSetOperatorCompleted(pOperator);
+          setOperatorCompleted(pOperator);
           break;
         }
 
@@ -628,7 +618,7 @@ SSDataBlock* doGenerateSourceData(SOperatorInfo* pOperator) {
 
   pOperator->resultInfo.totalRows += pRes->info.rows;
 
-  doSetOperatorCompleted(pOperator);
+  setOperatorCompleted(pOperator);
   if (pOperator->cost.openCost == 0) {
     pOperator->cost.openCost = (taosGetTimestampUs() - st) / 1000.0;
   }

source/libs/executor/src/scanoperator.c

@@ -820,7 +820,7 @@ static SSDataBlock* doTableScan(SOperatorInfo* pOperator) {
   } else {  // scan table group by group sequentially
     if (pInfo->currentGroupId == -1) {
       if ((++pInfo->currentGroupId) >= tableListGetOutputGroups(pTaskInfo->pTableInfoList)) {
-        doSetOperatorCompleted(pOperator);
+        setOperatorCompleted(pOperator);
         return NULL;
       }
 
@@ -843,7 +843,7 @@ static SSDataBlock* doTableScan(SOperatorInfo* pOperator) {
     }
 
     if ((++pInfo->currentGroupId) >= tableListGetOutputGroups(pTaskInfo->pTableInfoList)) {
-      doSetOperatorCompleted(pOperator);
+      setOperatorCompleted(pOperator);
       return NULL;
     }
 
@@ -865,7 +865,7 @@ static SSDataBlock* doTableScan(SOperatorInfo* pOperator) {
       return result;
     }
 
-    doSetOperatorCompleted(pOperator);
+    setOperatorCompleted(pOperator);
     return NULL;
   }
 }
@@ -947,13 +947,8 @@ SOperatorInfo* createTableScanOperatorInfo(STableScanPhysiNode* pTableScanNode,
   pInfo->currentGroupId = -1;
   pInfo->assignBlockUid = pTableScanNode->assignBlockUid;
 
-  pOperator->name = "TableScanOperator";  // for debug purpose
-  pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_TABLE_SCAN;
-  pOperator->blocking = false;
-  pOperator->status = OP_NOT_OPENED;
-  pOperator->info = pInfo;
+  setOperatorInfo(pOperator, "TableScanOperator", QUERY_NODE_PHYSICAL_PLAN_TABLE_SCAN, false, OP_NOT_OPENED, pInfo, pTaskInfo);
   pOperator->exprSupp.numOfExprs = numOfCols;
-  pOperator->pTaskInfo = pTaskInfo;
 
   pInfo->metaCache.pTableMetaEntryCache = taosLRUCacheInit(1024*128, -1, .5);
   if (pInfo->metaCache.pTableMetaEntryCache == NULL) {
@@ -962,7 +957,7 @@ SOperatorInfo* createTableScanOperatorInfo(STableScanPhysiNode* pTableScanNode,
   }
 
   taosLRUCacheSetStrictCapacity(pInfo->metaCache.pTableMetaEntryCache, false);
-  pOperator->fpSet = createOperatorFpSet(operatorDummyOpenFn, doTableScan, NULL, NULL, destroyTableScanOperatorInfo,
+  pOperator->fpSet = createOperatorFpSet(operatorDummyOpenFn, doTableScan, NULL, destroyTableScanOperatorInfo,
                                          getTableScannerExecInfo);
 
   // for non-blocking operator, the open cost is always 0
@@ -986,14 +981,8 @@ SOperatorInfo* createTableSeqScanOperatorInfo(void* pReadHandle, SExecTaskInfo*
   pInfo->dataReader = pReadHandle;
   //  pInfo->prevGroupId       = -1;
 
-  pOperator->name = "TableSeqScanOperator";
-  pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_TABLE_SEQ_SCAN;
-  pOperator->blocking = false;
-  pOperator->status = OP_NOT_OPENED;
-  pOperator->info = pInfo;
-  pOperator->pTaskInfo = pTaskInfo;
-
-  pOperator->fpSet = createOperatorFpSet(operatorDummyOpenFn, doTableScanImpl, NULL, NULL, NULL, NULL);
+  setOperatorInfo(pOperator, "TableSeqScanOperator", QUERY_NODE_PHYSICAL_PLAN_TABLE_SEQ_SCAN, false, OP_NOT_OPENED, pInfo, pTaskInfo);
+  pOperator->fpSet = createOperatorFpSet(operatorDummyOpenFn, doTableScanImpl, NULL, NULL, NULL);
   return pOperator;
 }
 
@@ -1148,15 +1137,8 @@ SOperatorInfo* createDataBlockInfoScanOperator(SReadHandle* readHandle, SBlockDi
     goto _error;
   }
 
-  pOperator->name = "DataBlockDistScanOperator";
-  pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_BLOCK_DIST_SCAN;
-  pOperator->blocking = false;
-  pOperator->status = OP_NOT_OPENED;
-  pOperator->info = pInfo;
-  pOperator->pTaskInfo = pTaskInfo;
-
-  pOperator->fpSet =
-      createOperatorFpSet(operatorDummyOpenFn, doBlockInfoScan, NULL, NULL, destroyBlockDistScanOperatorInfo, NULL);
+  setOperatorInfo(pOperator, "DataBlockDistScanOperator", QUERY_NODE_PHYSICAL_PLAN_BLOCK_DIST_SCAN, false, OP_NOT_OPENED, pInfo, pTaskInfo);
+  pOperator->fpSet = createOperatorFpSet(operatorDummyOpenFn, doBlockInfoScan, NULL, destroyBlockDistScanOperatorInfo, NULL);
   return pOperator;
 
 _error:
@@ -2368,11 +2350,9 @@ SOperatorInfo* createRawScanOperatorInfo(SReadHandle* pHandle, SExecTaskInfo* pT
   pInfo->vnode = pHandle->vnode;
 
   pInfo->sContext = pHandle->sContext;
-  pOperator->name = "RawScanOperator";
-  pOperator->info = pInfo;
-  pOperator->pTaskInfo = pTaskInfo;
+  setOperatorInfo(pOperator, "RawScanOperator", QUERY_NODE_PHYSICAL_PLAN_TABLE_SCAN, false, OP_NOT_OPENED, pInfo, pTaskInfo);
 
-  pOperator->fpSet = createOperatorFpSet(NULL, doRawScan, NULL, NULL, destroyRawScanOperatorInfo, NULL);
+  pOperator->fpSet = createOperatorFpSet(NULL, doRawScan, NULL, destroyRawScanOperatorInfo, NULL);
   return pOperator;
 
 _end:
@@ -2556,16 +2536,11 @@ SOperatorInfo* createStreamScanOperatorInfo(SReadHandle* pHandle, STableScanPhys
   pInfo->assignBlockUid = pTableScanNode->assignBlockUid;
   pInfo->partitionSup.needCalc = false;
 
-  pOperator->name = "StreamScanOperator";
-  pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_STREAM_SCAN;
-  pOperator->blocking = false;
-  pOperator->status = OP_NOT_OPENED;
-  pOperator->info = pInfo;
+  setOperatorInfo(pOperator, "StreamScanOperator", QUERY_NODE_PHYSICAL_PLAN_STREAM_SCAN, false, OP_NOT_OPENED, pInfo, pTaskInfo);
   pOperator->exprSupp.numOfExprs = taosArrayGetSize(pInfo->pRes->pDataBlock);
-  pOperator->pTaskInfo = pTaskInfo;
 
   __optr_fn_t nextFn = pTaskInfo->execModel == OPTR_EXEC_MODEL_STREAM ? doStreamScan : doQueueScan;
-  pOperator->fpSet = createOperatorFpSet(operatorDummyOpenFn, nextFn, NULL, NULL, destroyStreamScanOperatorInfo, NULL);
+  pOperator->fpSet = createOperatorFpSet(operatorDummyOpenFn, nextFn, NULL, destroyStreamScanOperatorInfo, NULL);
 
   return pOperator;
 
@@ -2900,7 +2875,7 @@ static SSDataBlock* sysTableScanUserTags(SOperatorInfo* pOperator) {
     }
     blockDataDestroy(dataBlock);
     pInfo->loadInfo.totalRows += pInfo->pRes->info.rows;
-    doSetOperatorCompleted(pOperator);
+    setOperatorCompleted(pOperator);
     return (pInfo->pRes->info.rows == 0) ? NULL : pInfo->pRes;
   }
 
@@ -2953,7 +2928,7 @@ static SSDataBlock* sysTableScanUserTags(SOperatorInfo* pOperator) {
   if (ret != 0) {
     metaCloseTbCursor(pInfo->pCur);
     pInfo->pCur = NULL;
-    doSetOperatorCompleted(pOperator);
+    setOperatorCompleted(pOperator);
   }
 
   pInfo->loadInfo.totalRows += pInfo->pRes->info.rows;
@@ -3743,7 +3718,7 @@ static SSDataBlock* sysTableBuildUserTablesByUids(SOperatorInfo* pOperator) {
   }
 
   if (i >= taosArrayGetSize(pIdx->uids)) {
-    doSetOperatorCompleted(pOperator);
+    setOperatorCompleted(pOperator);
   } else {
     pIdx->lastIdx = i + 1;
   }
@@ -3925,7 +3900,7 @@ static SSDataBlock* sysTableBuildUserTables(SOperatorInfo* pOperator) {
   if (ret != 0) {
     metaCloseTbCursor(pInfo->pCur);
     pInfo->pCur = NULL;
-    doSetOperatorCompleted(pOperator);
+    setOperatorCompleted(pOperator);
   }
 
   pInfo->loadInfo.totalRows += pInfo->pRes->info.rows;
@@ -3947,7 +3922,7 @@ static SSDataBlock* sysTableScanUserTables(SOperatorInfo* pOperator) {
     doFilterResult(pInfo->pRes, pOperator->exprSupp.pFilterInfo);
     pInfo->loadInfo.totalRows += pInfo->pRes->info.rows;
 
-    doSetOperatorCompleted(pOperator);
+    setOperatorCompleted(pOperator);
     return (pInfo->pRes->info.rows == 0) ? NULL : pInfo->pRes;
   } else {
     if (pInfo->showRewrite == false) {
@@ -4199,15 +4174,9 @@ SOperatorInfo* createSysTableScanOperatorInfo(void* readHandle, SSystemTableScan
     pInfo->readHandle = *(SReadHandle*)readHandle;
   }
 
-  pOperator->name = "SysTableScanOperator";
-  pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_SYSTABLE_SCAN;
-  pOperator->blocking = false;
-  pOperator->status = OP_NOT_OPENED;
-  pOperator->info = pInfo;
+  setOperatorInfo(pOperator, "SysTableScanOperator", QUERY_NODE_PHYSICAL_PLAN_SYSTABLE_SCAN, false, OP_NOT_OPENED, pInfo, pTaskInfo);
   pOperator->exprSupp.numOfExprs = taosArrayGetSize(pInfo->pRes->pDataBlock);
-  pOperator->pTaskInfo = pTaskInfo;
-
-  pOperator->fpSet = createOperatorFpSet(operatorDummyOpenFn, doSysTableScan, NULL, NULL, destroySysScanOperator, NULL);
+  pOperator->fpSet = createOperatorFpSet(operatorDummyOpenFn, doSysTableScan, NULL, destroySysScanOperator, NULL);
   return pOperator;
 
 _error:
@@ -4283,7 +4252,7 @@ static SSDataBlock* doTagScan(SOperatorInfo* pOperator) {
 
     count += 1;
     if (++pInfo->curPos >= size) {
-      doSetOperatorCompleted(pOperator);
+      setOperatorCompleted(pOperator);
     }
   }
 
@@ -4335,18 +4304,11 @@ SOperatorInfo* createTagScanOperatorInfo(SReadHandle* pReadHandle, STagScanPhysi
   pInfo->readHandle = *pReadHandle;
   pInfo->curPos = 0;
 
-  pOperator->name = "TagScanOperator";
-  pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_TAG_SCAN;
-
-  pOperator->blocking = false;
-  pOperator->status = OP_NOT_OPENED;
-  pOperator->info = pInfo;
-  pOperator->pTaskInfo = pTaskInfo;
-
+  setOperatorInfo(pOperator, "TagScanOperator", QUERY_NODE_PHYSICAL_PLAN_TAG_SCAN, false, OP_NOT_OPENED, pInfo, pTaskInfo);
   initResultSizeInfo(&pOperator->resultInfo, 4096);
   blockDataEnsureCapacity(pInfo->pRes, pOperator->resultInfo.capacity);
 
-  pOperator->fpSet = createOperatorFpSet(operatorDummyOpenFn, doTagScan, NULL, NULL, destroyTagScanOperatorInfo, NULL);
+  pOperator->fpSet = createOperatorFpSet(operatorDummyOpenFn, doTagScan, NULL, destroyTagScanOperatorInfo, NULL);
 
   return pOperator;
 
@@ -4713,7 +4675,7 @@ SSDataBlock* doTableMergeScan(SOperatorInfo* pOperator) {
     pInfo->hasGroupId = true;
 
     if (tableListSize == 0) {
-      doSetOperatorCompleted(pOperator);
+      setOperatorCompleted(pOperator);
       return NULL;
     }
     pInfo->tableStartIndex = 0;
@@ -4732,7 +4694,7 @@ SSDataBlock* doTableMergeScan(SOperatorInfo* pOperator) {
     } else {
       stopGroupTableMergeScan(pOperator);
       if (pInfo->tableEndIndex >= tableListSize - 1) {
-        doSetOperatorCompleted(pOperator);
+        setOperatorCompleted(pOperator);
         break;
       }
       pInfo->tableStartIndex = pInfo->tableEndIndex + 1;
@@ -4853,15 +4815,10 @@ SOperatorInfo* createTableMergeScanOperatorInfo(STableScanPhysiNode* pTableScanN
   int32_t rowSize = pInfo->pResBlock->info.rowSize;
   pInfo->bufPageSize = getProperSortPageSize(rowSize);
 
-  pOperator->name = "TableMergeScanOperator";
-  pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_TABLE_MERGE_SCAN;
-  pOperator->blocking = false;
-  pOperator->status = OP_NOT_OPENED;
-  pOperator->info = pInfo;
+  setOperatorInfo(pOperator, "TableMergeScanOperator", QUERY_NODE_PHYSICAL_PLAN_TABLE_MERGE_SCAN, false, OP_NOT_OPENED, pInfo, pTaskInfo);
   pOperator->exprSupp.numOfExprs = numOfCols;
-  pOperator->pTaskInfo = pTaskInfo;
 
-  pOperator->fpSet = createOperatorFpSet(operatorDummyOpenFn, doTableMergeScan, NULL, NULL,
+  pOperator->fpSet = createOperatorFpSet(operatorDummyOpenFn, doTableMergeScan, NULL,
                                          destroyTableMergeScanOperatorInfo, getTableMergeScanExplainExecInfo);
   pOperator->cost.openCost = 0;
   return pOperator;

source/libs/executor/src/sortoperator.c

@@ -53,11 +53,7 @@ SOperatorInfo* createSortOperatorInfo(SOperatorInfo* downstream, SSortPhysiNode*
   pInfo->pSortInfo = createSortInfo(pSortNode->pSortKeys);
   initLimitInfo(pSortNode->node.pLimit, pSortNode->node.pSlimit, &pInfo->limitInfo);
 
-  pOperator->name = "SortOperator";
-  pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_SORT;
-  pOperator->blocking = true;
-  pOperator->status = OP_NOT_OPENED;
-  pOperator->info = pInfo;
+  setOperatorInfo(pOperator, "SortOperator", QUERY_NODE_PHYSICAL_PLAN_SORT, true, OP_NOT_OPENED, pInfo, pTaskInfo);
   pOperator->exprSupp.pExprInfo = pExprInfo;
   pOperator->exprSupp.numOfExprs = numOfCols;
 
@@ -67,7 +63,7 @@ SOperatorInfo* createSortOperatorInfo(SOperatorInfo* downstream, SSortPhysiNode*
   // TODO dynamic set the available sort buffer
 
   pOperator->fpSet =
-      createOperatorFpSet(doOpenSortOperator, doSort, NULL, NULL, destroySortOperatorInfo, getExplainExecInfo);
+      createOperatorFpSet(doOpenSortOperator, doSort, NULL, destroySortOperatorInfo, getExplainExecInfo);
 
   code = appendDownstream(pOperator, &downstream, 1);
   if (code != TSDB_CODE_SUCCESS) {
@@ -214,7 +210,7 @@ SSDataBlock* doSort(SOperatorInfo* pOperator) {
     pBlock = getSortedBlockData(pInfo->pSortHandle, pInfo->binfo.pRes, pOperator->resultInfo.capacity,
                                 pInfo->matchInfo.pList, pInfo);
     if (pBlock == NULL) {
-      doSetOperatorCompleted(pOperator);
+      setOperatorCompleted(pOperator);
       return NULL;
     }
 
@@ -428,7 +424,7 @@ SSDataBlock* doGroupSort(SOperatorInfo* pOperator) {
 
     pInfo->prefetchedSortInput = pOperator->pDownstream[0]->fpSet.getNextFn(pOperator->pDownstream[0]);
     if (pInfo->prefetchedSortInput == NULL) {
-      doSetOperatorCompleted(pOperator);
+      setOperatorCompleted(pOperator);
       return NULL;
     }
     pInfo->currGroupId = pInfo->prefetchedSortInput->info.groupId;
@@ -453,7 +449,7 @@ SSDataBlock* doGroupSort(SOperatorInfo* pOperator) {
         beginSortGroup(pOperator);
       } else if (pInfo->childOpStatus == CHILD_OP_FINISHED) {
         finishSortGroup(pOperator);
-        doSetOperatorCompleted(pOperator);
+        setOperatorCompleted(pOperator);
         return NULL;
       }
     }
@@ -509,15 +505,8 @@ SOperatorInfo* createGroupSortOperatorInfo(SOperatorInfo* downstream, SGroupSort
   }
 
   pInfo->pSortInfo = createSortInfo(pSortPhyNode->pSortKeys);
-
-  pOperator->name = "GroupSortOperator";
-  pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_GROUP_SORT;
-  pOperator->blocking = false;
-  pOperator->status = OP_NOT_OPENED;
-  pOperator->info = pInfo;
-  pOperator->pTaskInfo = pTaskInfo;
-
-  pOperator->fpSet = createOperatorFpSet(operatorDummyOpenFn, doGroupSort, NULL, NULL, destroyGroupSortOperatorInfo,
+  setOperatorInfo(pOperator, "GroupSortOperator", QUERY_NODE_PHYSICAL_PLAN_GROUP_SORT, false, OP_NOT_OPENED, pInfo, pTaskInfo);
+  pOperator->fpSet = createOperatorFpSet(operatorDummyOpenFn, doGroupSort, NULL, destroyGroupSortOperatorInfo,
                                          getGroupSortExplainExecInfo);
 
   code = appendDownstream(pOperator, &downstream, 1);
@@ -705,7 +694,7 @@ SSDataBlock* doMultiwayMerge(SOperatorInfo* pOperator) {
   if (pBlock != NULL) {
     pOperator->resultInfo.totalRows += pBlock->info.rows;
   } else {
-    doSetOperatorCompleted(pOperator);
+    setOperatorCompleted(pOperator);
   }
 
   return pBlock;
@@ -774,14 +763,8 @@ SOperatorInfo* createMultiwayMergeOperatorInfo(SOperatorInfo** downStreams, size
   pInfo->bufPageSize = getProperSortPageSize(rowSize);
   pInfo->sortBufSize = pInfo->bufPageSize * (numStreams + 1);  // one additional is reserved for merged result.
 
-  pOperator->name = "MultiwayMerge";
-  pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_MERGE;
-  pOperator->blocking = false;
-  pOperator->status = OP_NOT_OPENED;
-  pOperator->info = pInfo;
-  pOperator->pTaskInfo = pTaskInfo;
-
-  pOperator->fpSet = createOperatorFpSet(doOpenMultiwayMergeOperator, doMultiwayMerge, NULL, NULL,
+  setOperatorInfo(pOperator, "MultiwayMergeOperator", QUERY_NODE_PHYSICAL_PLAN_MERGE, false, OP_NOT_OPENED, pInfo, pTaskInfo);
+  pOperator->fpSet = createOperatorFpSet(doOpenMultiwayMergeOperator, doMultiwayMerge, NULL,
                                          destroyMultiwayMergeOperatorInfo, getMultiwayMergeExplainExecInfo);
 
   code = appendDownstream(pOperator, downStreams, numStreams);

source/libs/executor/src/tfill.c

@@ -1443,7 +1443,7 @@ static SSDataBlock* doStreamFill(SOperatorInfo* pOperator) {
       printDataBlock(pInfo->pRes, "stream fill");
       return pInfo->pRes;
     }
-    doSetOperatorCompleted(pOperator);
+    setOperatorCompleted(pOperator);
     resetStreamFillInfo(pInfo);
     return NULL;
   }
@@ -1512,7 +1512,7 @@ static SSDataBlock* doStreamFill(SOperatorInfo* pOperator) {
   }
 
   if (pInfo->pRes->info.rows == 0) {
-    doSetOperatorCompleted(pOperator);
+    setOperatorCompleted(pOperator);
     resetStreamFillInfo(pInfo);
     return NULL;
   }
@@ -1690,15 +1690,9 @@ SOperatorInfo* createStreamFillOperatorInfo(SOperatorInfo* downstream, SStreamFi
   }
 
   pInfo->srcRowIndex = 0;
-
-  pOperator->name = "StreamFillOperator";
-  pOperator->blocking = false;
-  pOperator->status = OP_NOT_OPENED;
-  pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_STREAM_FILL;
-  pOperator->info = pInfo;
-  pOperator->pTaskInfo = pTaskInfo;
+  setOperatorInfo(pOperator, "StreamFillOperator", QUERY_NODE_PHYSICAL_PLAN_STREAM_FILL, false, OP_NOT_OPENED, pInfo, pTaskInfo);
   pOperator->fpSet =
-      createOperatorFpSet(operatorDummyOpenFn, doStreamFill, NULL, NULL, destroyStreamFillOperatorInfo, NULL);
+      createOperatorFpSet(operatorDummyOpenFn, doStreamFill, NULL, destroyStreamFillOperatorInfo, NULL);
 
   code = appendDownstream(pOperator, &downstream, 1);
   if (code != TSDB_CODE_SUCCESS) {

source/libs/executor/src/timewindowoperator.c

@@ -1221,7 +1221,7 @@ static SSDataBlock* doStateWindowAgg(SOperatorInfo* pOperator) {
 
   pTaskInfo->code = pOperator->fpSet._openFn(pOperator);
   if (pTaskInfo->code != TSDB_CODE_SUCCESS) {
-    doSetOperatorCompleted(pOperator);
+    setOperatorCompleted(pOperator);
     return NULL;
   }
 
@@ -1232,7 +1232,7 @@ static SSDataBlock* doStateWindowAgg(SOperatorInfo* pOperator) {
 
     bool hasRemain = hasRemainResults(&pInfo->groupResInfo);
     if (!hasRemain) {
-      doSetOperatorCompleted(pOperator);
+      setOperatorCompleted(pOperator);
       break;
     }
 
@@ -1269,7 +1269,7 @@ static SSDataBlock* doBuildIntervalResult(SOperatorInfo* pOperator) {
 
     bool hasRemain = hasRemainResults(&pInfo->groupResInfo);
     if (!hasRemain) {
-      doSetOperatorCompleted(pOperator);
+      setOperatorCompleted(pOperator);
       break;
     }
 
@@ -1739,7 +1739,6 @@ SOperatorInfo* createIntervalOperatorInfo(SOperatorInfo* downstream, SIntervalPh
 
   ASSERT(as.calTrigger != STREAM_TRIGGER_MAX_DELAY);
 
-  pOperator->pTaskInfo = pTaskInfo;
   pInfo->win = pTaskInfo->window;
   pInfo->inputOrder = (pPhyNode->window.inputTsOrder == ORDER_ASC) ? TSDB_ORDER_ASC : TSDB_ORDER_DESC;
   pInfo->resultTsOrder = (pPhyNode->window.outputTsOrder == ORDER_ASC) ? TSDB_ORDER_ASC : TSDB_ORDER_DESC;
@@ -1777,15 +1776,10 @@ SOperatorInfo* createIntervalOperatorInfo(SOperatorInfo* downstream, SIntervalPh
   }
 
   initResultRowInfo(&pInfo->binfo.resultRowInfo);
-
-  pOperator->name = "TimeIntervalAggOperator";
-  pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_HASH_INTERVAL;
-  pOperator->blocking = true;
-  pOperator->status = OP_NOT_OPENED;
-  pOperator->info = pInfo;
+  setOperatorInfo(pOperator, "TimeIntervalAggOperator", QUERY_NODE_PHYSICAL_PLAN_HASH_INTERVAL, true, OP_NOT_OPENED, pInfo, pTaskInfo);
 
   pOperator->fpSet =
-      createOperatorFpSet(doOpenIntervalAgg, doBuildIntervalResult, NULL, NULL, destroyIntervalOperatorInfo, NULL);
+      createOperatorFpSet(doOpenIntervalAgg, doBuildIntervalResult, NULL, destroyIntervalOperatorInfo, NULL);
 
   code = appendDownstream(pOperator, &downstream, 1);
   if (code != TSDB_CODE_SUCCESS) {
@@ -1890,7 +1884,7 @@ static SSDataBlock* doSessionWindowAgg(SOperatorInfo* pOperator) {
 
       bool hasRemain = hasRemainResults(&pInfo->groupResInfo);
       if (!hasRemain) {
-        doSetOperatorCompleted(pOperator);
+        setOperatorCompleted(pOperator);
         break;
       }
 
@@ -1933,7 +1927,7 @@ static SSDataBlock* doSessionWindowAgg(SOperatorInfo* pOperator) {
 
     bool hasRemain = hasRemainResults(&pInfo->groupResInfo);
     if (!hasRemain) {
-      doSetOperatorCompleted(pOperator);
+      setOperatorCompleted(pOperator);
       break;
     }
 
@@ -2281,7 +2275,7 @@ static SSDataBlock* doTimeslice(SOperatorInfo* pOperator) {
       }
 
       if (pSliceInfo->current > pSliceInfo->win.ekey) {
-        doSetOperatorCompleted(pOperator);
+        setOperatorCompleted(pOperator);
         break;
       }
 
@@ -2330,7 +2324,7 @@ static SSDataBlock* doTimeslice(SOperatorInfo* pOperator) {
               }
 
               if (pSliceInfo->current > pSliceInfo->win.ekey) {
-                doSetOperatorCompleted(pOperator);
+                setOperatorCompleted(pOperator);
                 break;
               }
             }
@@ -2342,7 +2336,7 @@ static SSDataBlock* doTimeslice(SOperatorInfo* pOperator) {
           pSliceInfo->current =
               taosTimeAdd(pSliceInfo->current, pInterval->interval, pInterval->intervalUnit, pInterval->precision);
           if (pSliceInfo->current > pSliceInfo->win.ekey) {
-            doSetOperatorCompleted(pOperator);
+            setOperatorCompleted(pOperator);
             break;
           }
         }
@@ -2365,7 +2359,7 @@ static SSDataBlock* doTimeslice(SOperatorInfo* pOperator) {
               }
 
               if (pSliceInfo->current > pSliceInfo->win.ekey) {
-                doSetOperatorCompleted(pOperator);
+                setOperatorCompleted(pOperator);
                 break;
               }
             }
@@ -2386,7 +2380,7 @@ static SSDataBlock* doTimeslice(SOperatorInfo* pOperator) {
               }
 
               if (pSliceInfo->current > pSliceInfo->win.ekey) {
-                doSetOperatorCompleted(pOperator);
+                setOperatorCompleted(pOperator);
                 break;
               }
             } else {
@@ -2448,7 +2442,7 @@ static SSDataBlock* doTimeslice(SOperatorInfo* pOperator) {
                 }
 
                 if (pSliceInfo->current > pSliceInfo->win.ekey) {
-                  doSetOperatorCompleted(pOperator);
+                  setOperatorCompleted(pOperator);
                   break;
                 }
               }
@@ -2463,7 +2457,7 @@ static SSDataBlock* doTimeslice(SOperatorInfo* pOperator) {
         }
 
         if (pSliceInfo->current > pSliceInfo->win.ekey) {
-          doSetOperatorCompleted(pOperator);
+          setOperatorCompleted(pOperator);
           break;
         }
       }
@@ -2557,15 +2551,9 @@ SOperatorInfo* createTimeSliceOperatorInfo(SOperatorInfo* downstream, SPhysiNode
   pScanInfo->cond.twindows = pInfo->win;
   pScanInfo->cond.type = TIMEWINDOW_RANGE_EXTERNAL;
 
-  pOperator->name = "TimeSliceOperator";
-  pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_INTERP_FUNC;
-  pOperator->blocking = false;
-  pOperator->status = OP_NOT_OPENED;
-  pOperator->info = pInfo;
-  pOperator->pTaskInfo = pTaskInfo;
-
+  setOperatorInfo(pOperator, "TimeSliceOperator", QUERY_NODE_PHYSICAL_PLAN_INTERP_FUNC, false, OP_NOT_OPENED, pInfo, pTaskInfo);
   pOperator->fpSet =
-      createOperatorFpSet(operatorDummyOpenFn, doTimeslice, NULL, NULL, destroyTimeSliceOperatorInfo, NULL);
+      createOperatorFpSet(operatorDummyOpenFn, doTimeslice, NULL, destroyTimeSliceOperatorInfo, NULL);
 
   blockDataEnsureCapacity(pInfo->pRes, pOperator->resultInfo.capacity);
 
@@ -2633,15 +2621,10 @@ SOperatorInfo* createStatewindowOperatorInfo(SOperatorInfo* downstream, SStateWi
   initExecTimeWindowInfo(&pInfo->twAggSup.timeWindowData, &pTaskInfo->window);
 
   pInfo->tsSlotId = tsSlotId;
-  pOperator->name = "StateWindowOperator";
-  pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_MERGE_STATE;
-  pOperator->blocking = true;
-  pOperator->status = OP_NOT_OPENED;
-  pOperator->pTaskInfo = pTaskInfo;
-  pOperator->info = pInfo;
 
+  setOperatorInfo(pOperator, "StateWindowOperator", QUERY_NODE_PHYSICAL_PLAN_MERGE_STATE, true, OP_NOT_OPENED, pInfo, pTaskInfo);
   pOperator->fpSet =
-      createOperatorFpSet(openStateWindowAggOptr, doStateWindowAgg, NULL, NULL, destroyStateWindowOperatorInfo, NULL);
+      createOperatorFpSet(openStateWindowAggOptr, doStateWindowAgg, NULL, destroyStateWindowOperatorInfo, NULL);
 
   code = appendDownstream(pOperator, &downstream, 1);
   if (code != TSDB_CODE_SUCCESS) {
@@ -2711,14 +2694,9 @@ SOperatorInfo* createSessionAggOperatorInfo(SOperatorInfo* downstream, SSessionW
     goto _error;
   }
 
-  pOperator->name = "SessionWindowAggOperator";
-  pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_MERGE_SESSION;
-  pOperator->blocking = true;
-  pOperator->status = OP_NOT_OPENED;
-  pOperator->info = pInfo;
-
+  setOperatorInfo(pOperator, "SessionWindowAggOperator", QUERY_NODE_PHYSICAL_PLAN_MERGE_SESSION, true, OP_NOT_OPENED, pInfo, pTaskInfo);
   pOperator->fpSet =
-      createOperatorFpSet(operatorDummyOpenFn, doSessionWindowAgg, NULL, NULL, destroySWindowOperatorInfo, NULL);
+      createOperatorFpSet(operatorDummyOpenFn, doSessionWindowAgg, NULL, destroySWindowOperatorInfo, NULL);
   pOperator->pTaskInfo = pTaskInfo;
   code = appendDownstream(pOperator, &downstream, 1);
   if (code != TSDB_CODE_SUCCESS) {
@@ -3134,7 +3112,7 @@ static SSDataBlock* doStreamFinalIntervalAgg(SOperatorInfo* pOperator) {
       return pInfo->binfo.pRes;
     }
 
-    doSetOperatorCompleted(pOperator);
+    setOperatorCompleted(pOperator);
     if (!IS_FINAL_OP(pInfo)) {
       clearFunctionContext(&pOperator->exprSupp);
       // semi interval operator clear disk buffer
@@ -3403,7 +3381,7 @@ SOperatorInfo* createStreamFinalIntervalOperatorInfo(SOperatorInfo* downstream,
   pOperator->info = pInfo;
 
   pOperator->fpSet =
-      createOperatorFpSet(NULL, doStreamFinalIntervalAgg, NULL, NULL, destroyStreamFinalIntervalOperatorInfo, NULL);
+      createOperatorFpSet(NULL, doStreamFinalIntervalAgg, NULL, destroyStreamFinalIntervalOperatorInfo, NULL);
   if (pPhyNode->type == QUERY_NODE_PHYSICAL_PLAN_STREAM_SEMI_INTERVAL) {
     initIntervalDownStream(downstream, pPhyNode->type, &pInfo->aggSup, &pInfo->interval, &pInfo->twAggSup);
   }
@@ -4027,7 +4005,7 @@ static SSDataBlock* doStreamSessionAgg(SOperatorInfo* pOperator) {
       return pBInfo->pRes;
     }
 
-    doSetOperatorCompleted(pOperator);
+    setOperatorCompleted(pOperator);
     return NULL;
   }
 
@@ -4133,7 +4111,7 @@ static SSDataBlock* doStreamSessionAgg(SOperatorInfo* pOperator) {
     return pBInfo->pRes;
   }
 
-  doSetOperatorCompleted(pOperator);
+  setOperatorCompleted(pOperator);
   return NULL;
 }
 
@@ -4200,13 +4178,11 @@ SOperatorInfo* createStreamSessionAggOperatorInfo(SOperatorInfo* downstream, SPh
   pInfo->pGroupIdTbNameMap =
       taosHashInit(1024, taosGetDefaultHashFunction(TSDB_DATA_TYPE_UBIGINT), false, HASH_NO_LOCK);
 
-  pOperator->name = "StreamSessionWindowAggOperator";
-  pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_STREAM_SESSION;
-  pOperator->blocking = true;
-  pOperator->status = OP_NOT_OPENED;
-  pOperator->info = pInfo;
-  pOperator->fpSet = createOperatorFpSet(operatorDummyOpenFn, doStreamSessionAgg, NULL, NULL,
-                                         destroyStreamSessionAggOperatorInfo, NULL);
+  setOperatorInfo(pOperator, "StreamSessionWindowAggOperator", QUERY_NODE_PHYSICAL_PLAN_STREAM_SESSION, true,
+                  OP_NOT_OPENED, pInfo, pTaskInfo);
+  pOperator->fpSet =
+      createOperatorFpSet(operatorDummyOpenFn, doStreamSessionAgg, NULL, destroyStreamSessionAggOperatorInfo, NULL);
+
   if (downstream) {
     initDownStream(downstream, &pInfo->streamAggSup, pInfo->twAggSup.waterMark, pOperator->operatorType,
                    pInfo->primaryTsIndex);
@@ -4257,7 +4233,7 @@ static SSDataBlock* doStreamSessionSemiAgg(SOperatorInfo* pOperator) {
       clearFunctionContext(&pOperator->exprSupp);
       // semi interval operator clear disk buffer
       clearStreamSessionOperator(pInfo);
-      doSetOperatorCompleted(pOperator);
+      setOperatorCompleted(pOperator);
       return NULL;
     }
   }
@@ -4336,7 +4312,7 @@ static SSDataBlock* doStreamSessionSemiAgg(SOperatorInfo* pOperator) {
   clearFunctionContext(&pOperator->exprSupp);
   // semi interval operator clear disk buffer
   clearStreamSessionOperator(pInfo);
-  doSetOperatorCompleted(pOperator);
+  setOperatorCompleted(pOperator);
   return NULL;
 }
 
@@ -4347,20 +4323,21 @@ SOperatorInfo* createStreamFinalSessionAggOperatorInfo(SOperatorInfo* downstream
   if (pOperator == NULL) {
     goto _error;
   }
+
   SStreamSessionAggOperatorInfo* pInfo = pOperator->info;
 
-  if (pPhyNode->type == QUERY_NODE_PHYSICAL_PLAN_STREAM_FINAL_SESSION) {
-    pInfo->isFinal = true;
-    pOperator->name = "StreamSessionFinalAggOperator";
-  } else {
-    pInfo->isFinal = false;
+  pInfo->isFinal = (pPhyNode->type == QUERY_NODE_PHYSICAL_PLAN_STREAM_FINAL_SESSION);
+  char* name = (pInfo->isFinal)? "StreamSessionFinalAggOperator":"StreamSessionSemiAggOperator";
+
+  if (pPhyNode->type != QUERY_NODE_PHYSICAL_PLAN_STREAM_FINAL_SESSION) {
     pInfo->pUpdateRes = createSpecialDataBlock(STREAM_CLEAR);
     blockDataEnsureCapacity(pInfo->pUpdateRes, 128);
-    pOperator->name = "StreamSessionSemiAggOperator";
-    pOperator->fpSet = createOperatorFpSet(operatorDummyOpenFn, doStreamSessionSemiAgg, NULL, NULL,
+    pOperator->fpSet = createOperatorFpSet(operatorDummyOpenFn, doStreamSessionSemiAgg, NULL,
                                            destroyStreamSessionAggOperatorInfo, NULL);
   }
 
+  setOperatorInfo(pOperator, name, pPhyNode->type , false, OP_NOT_OPENED, pInfo, pTaskInfo);
+
   pInfo->pGroupIdTbNameMap =
       taosHashInit(1024, taosGetDefaultHashFunction(TSDB_DATA_TYPE_UBIGINT), false, HASH_NO_LOCK);
 
@@ -4590,7 +4567,7 @@ static SSDataBlock* doStreamStateAgg(SOperatorInfo* pOperator) {
       return pBInfo->pRes;
     }
 
-    doSetOperatorCompleted(pOperator);
+    setOperatorCompleted(pOperator);
     return NULL;
   }
 
@@ -4656,7 +4633,7 @@ static SSDataBlock* doStreamStateAgg(SOperatorInfo* pOperator) {
     printDataBlock(pBInfo->pRes, "single state");
     return pBInfo->pRes;
   }
-  doSetOperatorCompleted(pOperator);
+  setOperatorCompleted(pOperator);
   return NULL;
 }
 
@@ -4721,14 +4698,9 @@ SOperatorInfo* createStreamStateAggOperatorInfo(SOperatorInfo* downstream, SPhys
   pInfo->pGroupIdTbNameMap =
       taosHashInit(1024, taosGetDefaultHashFunction(TSDB_DATA_TYPE_UBIGINT), false, HASH_NO_LOCK);
 
-  pOperator->name = "StreamStateAggOperator";
-  pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_STREAM_STATE;
-  pOperator->blocking = true;
-  pOperator->status = OP_NOT_OPENED;
-  pOperator->pTaskInfo = pTaskInfo;
-  pOperator->info = pInfo;
+  setOperatorInfo(pOperator, "StreamStateAggOperator", QUERY_NODE_PHYSICAL_PLAN_STREAM_STATE, true, OP_NOT_OPENED, pInfo, pTaskInfo);
   pOperator->fpSet =
-      createOperatorFpSet(operatorDummyOpenFn, doStreamStateAgg, NULL, NULL, destroyStreamStateOperatorInfo, NULL);
+      createOperatorFpSet(operatorDummyOpenFn, doStreamStateAgg, NULL, destroyStreamStateOperatorInfo, NULL);
   initDownStream(downstream, &pInfo->streamAggSup, pInfo->twAggSup.waterMark, pOperator->operatorType,
                  pInfo->primaryTsIndex);
   code = appendDownstream(pOperator, &downstream, 1);
@@ -4876,7 +4848,7 @@ static void doMergeAlignedIntervalAgg(SOperatorInfo* pOperator) {
         cleanupAfterGroupResultGen(pMiaInfo, pRes);
       }
 
-      doSetOperatorCompleted(pOperator);
+      setOperatorCompleted(pOperator);
       break;
     }
 
@@ -5001,16 +4973,10 @@ SOperatorInfo* createMergeAlignedIntervalOperatorInfo(SOperatorInfo* downstream,
 
   initResultRowInfo(&iaInfo->binfo.resultRowInfo);
   blockDataEnsureCapacity(iaInfo->binfo.pRes, pOperator->resultInfo.capacity);
-
-  pOperator->name = "TimeMergeAlignedIntervalAggOperator";
-  pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_MERGE_ALIGNED_INTERVAL;
-  pOperator->blocking = false;
-  pOperator->status = OP_NOT_OPENED;
-  pOperator->pTaskInfo = pTaskInfo;
-  pOperator->info = miaInfo;
+  setOperatorInfo(pOperator, "TimeMergeAlignedIntervalAggOperator", QUERY_NODE_PHYSICAL_PLAN_MERGE_ALIGNED_INTERVAL, false, OP_NOT_OPENED, miaInfo, pTaskInfo);
 
   pOperator->fpSet =
-      createOperatorFpSet(operatorDummyOpenFn, mergeAlignedIntervalAgg, NULL, NULL, destroyMAIOperatorInfo, NULL);
+      createOperatorFpSet(operatorDummyOpenFn, mergeAlignedIntervalAgg, NULL, destroyMAIOperatorInfo, NULL);
 
   code = appendDownstream(pOperator, &downstream, 1);
   if (code != TSDB_CODE_SUCCESS) {
@@ -5254,7 +5220,7 @@ static SSDataBlock* doMergeIntervalAgg(SOperatorInfo* pOperator) {
   }
 
   if (pRes->info.rows == 0) {
-    doSetOperatorCompleted(pOperator);
+    setOperatorCompleted(pOperator);
   }
 
   size_t rows = pRes->info.rows;
@@ -5313,16 +5279,9 @@ SOperatorInfo* createMergeIntervalOperatorInfo(SOperatorInfo* downstream, SMerge
   }
 
   initResultRowInfo(&pIntervalInfo->binfo.resultRowInfo);
-
-  pOperator->name = "TimeMergeIntervalAggOperator";
-  pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_MERGE_INTERVAL;
-  pOperator->blocking = false;
-  pOperator->status = OP_NOT_OPENED;
-  pOperator->pTaskInfo = pTaskInfo;
-  pOperator->info = pMergeIntervalInfo;
-
+  setOperatorInfo(pOperator, "TimeMergeIntervalAggOperator", QUERY_NODE_PHYSICAL_PLAN_MERGE_INTERVAL, false, OP_NOT_OPENED, pMergeIntervalInfo, pTaskInfo);
   pOperator->fpSet =
-      createOperatorFpSet(operatorDummyOpenFn, doMergeIntervalAgg, NULL, NULL, destroyMergeIntervalOperatorInfo, NULL);
+      createOperatorFpSet(operatorDummyOpenFn, doMergeIntervalAgg, NULL, destroyMergeIntervalOperatorInfo, NULL);
 
   code = appendDownstream(pOperator, &downstream, 1);
   if (code != TSDB_CODE_SUCCESS) {
@@ -5366,7 +5325,7 @@ static SSDataBlock* doStreamIntervalAgg(SOperatorInfo* pOperator) {
     }
     deleteIntervalDiscBuf(pInfo->pState, NULL, pInfo->twAggSup.maxTs - pInfo->twAggSup.deleteMark, &pInfo->interval,
                           &pInfo->delKey);
-    doSetOperatorCompleted(pOperator);
+    setOperatorCompleted(pOperator);
     streamStateCommit(pTaskInfo->streamInfo.pState);
     return NULL;
   }
@@ -5550,12 +5509,8 @@ SOperatorInfo* createStreamIntervalOperatorInfo(SOperatorInfo* downstream, SPhys
   pInfo->pGroupIdTbNameMap =
       taosHashInit(1024, taosGetDefaultHashFunction(TSDB_DATA_TYPE_UBIGINT), false, HASH_NO_LOCK);
 
-  pOperator->name = "StreamIntervalOperator";
-  pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_STREAM_INTERVAL;
-  pOperator->blocking = true;
-  pOperator->status = OP_NOT_OPENED;
-  pOperator->info = pInfo;
-  pOperator->fpSet = createOperatorFpSet(operatorDummyOpenFn, doStreamIntervalAgg, NULL, NULL,
+  setOperatorInfo(pOperator, "StreamIntervalOperator", QUERY_NODE_PHYSICAL_PLAN_STREAM_INTERVAL, true, OP_NOT_OPENED, pInfo, pTaskInfo);
+  pOperator->fpSet = createOperatorFpSet(operatorDummyOpenFn, doStreamIntervalAgg, NULL,
                                          destroyStreamFinalIntervalOperatorInfo, NULL);
 
   initIntervalDownStream(downstream, pPhyNode->type, &pInfo->aggSup, &pInfo->interval, &pInfo->twAggSup);

source/libs/function/src/builtinsimpl.c

@@ -3096,27 +3096,86 @@ int32_t lastFunction(SqlFunctionCtx* pCtx) {
   }
 #else
   int64_t* pts = (int64_t*)pInput->pPTS->pData;
-  for (int32_t i = pInput->startRowIndex; i < pInput->numOfRows + pInput->startRowIndex; ++i) {
-    if (pInputCol->hasNull && colDataIsNull(pInputCol, pInput->totalRows, i, pColAgg)) {
-      continue;
+
+#if 0
+    for (int32_t i = pInput->startRowIndex; i < pInput->numOfRows + pInput->startRowIndex; ++i) {
+      if (pInputCol->hasNull && colDataIsNull(pInputCol, pInput->totalRows, i, pColAgg)) {
+        continue;
+      }
+
+      numOfElems++;
+      if (pResInfo->numOfRes == 0 || pInfo->ts < pts[i]) {
+        char* data = colDataGetData(pInputCol, i);
+        doSaveCurrentVal(pCtx, i, pts[i], type, data);
+        pResInfo->numOfRes = 1;
+      }
     }
+#else
+    if (!pInputCol->hasNull) {
+      numOfElems = 1;
 
-    numOfElems++;
+      int32_t round = pInput->numOfRows >> 2;
+      int32_t reminder = pInput->numOfRows & 0x03;
 
-    char* data = colDataGetData(pInputCol, i);
-    TSKEY cts = pts[i];
-    if (pResInfo->numOfRes == 0 || pInfo->ts < cts) {
-      doSaveCurrentVal(pCtx, i, cts, type, data);
-      pResInfo->numOfRes = 1;
+      int32_t tick = 0;
+      for (int32_t i = pInput->startRowIndex; tick < round; i += 4, tick += 1) {
+        int64_t cts = pts[i];
+        int32_t chosen = i;
+
+        if (cts < pts[i + 1]) {
+          cts = pts[i + 1];
+          chosen = i + 1;
+        }
+
+        if (cts < pts[i + 2]) {
+          cts = pts[i + 2];
+          chosen = i + 2;
+        }
+
+        if (cts < pts[i + 3]) {
+          cts = pts[i + 3];
+          chosen = i + 3;
+        }
+
+        if (pResInfo->numOfRes == 0 || pInfo->ts < cts) {
+          char* data = colDataGetData(pInputCol, chosen);
+          doSaveCurrentVal(pCtx, i, cts, type, data);
+          pResInfo->numOfRes = 1;
+        }
+      }
+
+      for (int32_t i = pInput->startRowIndex + round * 4; i < pInput->startRowIndex + pInput->numOfRows; ++i) {
+        if (pResInfo->numOfRes == 0 || pInfo->ts < pts[i]) {
+          char* data = colDataGetData(pInputCol, i);
+          doSaveCurrentVal(pCtx, i, pts[i], type, data);
+          pResInfo->numOfRes = 1;
+        }
+      }
+    } else {
+      for (int32_t i = pInput->startRowIndex; i < pInput->startRowIndex + pInput->numOfRows; ++i) {
+        if (pInputCol->hasNull && colDataIsNull(pInputCol, pInput->totalRows, i, pColAgg)) {
+          continue;
+        }
+
+        numOfElems++;
+
+        if (pResInfo->numOfRes == 0 || pInfo->ts < pts[i]) {
+          char* data = colDataGetData(pInputCol, i);
+          doSaveCurrentVal(pCtx, i, pts[i], type, data);
+          pResInfo->numOfRes = 1;
+        }
+      }
     }
-  }
+#endif
+
 #endif
 
   // save selectivity value for column consisted of all null values
   if (numOfElems == 0) {
     firstlastSaveTupleData(pCtx->pSrcBlock, pInput->startRowIndex, pCtx, pInfo);
   }
-  SET_VAL(pResInfo, numOfElems, 1);
+
+//  SET_VAL(pResInfo, numOfElems, 1);
   return TSDB_CODE_SUCCESS;
 }
 
@@ -3266,8 +3325,8 @@ int32_t lastRowFunction(SqlFunctionCtx* pCtx) {
 #if 0
   int32_t blockDataOrder = (startKey <= endKey) ? TSDB_ORDER_ASC : TSDB_ORDER_DESC;
 
-  // the optimized version only function if all tuples in one block are monotonious increasing or descreasing.
-  // this is NOT always works if project operator exists in downstream.
+  // the optimized version only valid if all tuples in one block are monotonious increasing or descreasing.
+  // this assumption is NOT always works if project operator exists in downstream.
   if (blockDataOrder == TSDB_ORDER_ASC) {
     for (int32_t i = pInput->numOfRows + pInput->startRowIndex - 1; i >= pInput->startRowIndex; --i) {
       char* data = colDataGetData(pInputCol, i);

source/libs/stream/src/streamDispatch.c

@@ -118,8 +118,7 @@ int32_t streamBroadcastToChildren(SStreamTask* pTask, const SSDataBlock* pBlock)
   pRetrieve->ekey = htobe64(pBlock->info.window.ekey);
   pRetrieve->version = htobe64(pBlock->info.version);
 
-  int32_t actualLen = 0;
-  blockEncode(pBlock, pRetrieve->data, &actualLen, numOfCols, false);
+  int32_t actualLen = blockEncode(pBlock, pRetrieve->data, numOfCols);
 
   SStreamRetrieveReq req = {
       .streamId = pTask->streamId,
@@ -200,8 +199,7 @@ static int32_t streamAddBlockToDispatchMsg(const SSDataBlock* pBlock, SStreamDis
   int32_t numOfCols = (int32_t)taosArrayGetSize(pBlock->pDataBlock);
   pRetrieve->numOfCols = htonl(numOfCols);
 
-  int32_t actualLen = 0;
-  blockEncode(pBlock, pRetrieve->data, &actualLen, numOfCols, false);
+  int32_t actualLen = blockEncode(pBlock, pRetrieve->data, numOfCols);
   actualLen += sizeof(SRetrieveTableRsp);
   ASSERT(actualLen <= dataStrLen);
   taosArrayPush(pReq->dataLen, &actualLen);

source/util/src/tlog.c

@@ -586,7 +586,7 @@ static int32_t taosPushLogBuffer(SLogBuff *pLogBuf, const char *msg, int32_t msg
   int32_t        end = 0;
   int32_t        remainSize = 0;
   static int64_t lostLine = 0;
-  char           tmpBuf[40] = {0};
+  char           tmpBuf[128] = {0};
   int32_t        tmpBufLen = 0;
 
   if (pLogBuf == NULL || pLogBuf->stop) return -1;

tests/script/tsim/parser/having_child.sim

@@ -733,6 +733,7 @@ sql select avg(f1),count(tb1.*),sum(f1),stddev(f1),LEASTSQUARES(f1,1,1) from tb1
 
 sql select avg(f1),count(tb1.*),sum(f1),stddev(f1),LEASTSQUARES(f1,1,1) from tb1 group by f1 having sum(f1) > 2 order by f1;
 if $rows != 3 then
+  print expect 3 , actual: $rows
   return -1
 endi
 if $data00 != 2.000000000 then