Merge pull request #20690 from taosdata/fix/cencVer

enh: optimize count performance

include/common/tcommon.h

@@ -185,7 +185,7 @@ typedef struct SBlockID {
 typedef struct SDataBlockInfo {
   STimeWindow window;
   int32_t     rowSize;
-  int32_t     rows;  // todo hide this attribute
+  int64_t     rows;  // todo hide this attribute
   uint32_t    capacity;
   SBlockID    id;
   int16_t     hasVarCol;

include/libs/function/function.h

@@ -112,7 +112,7 @@ typedef struct SResultDataInfo {
 typedef struct SInputColumnInfoData {
   int32_t           totalRows;        // total rows in current columnar data
   int32_t           startRowIndex;    // handle started row index
-  int32_t           numOfRows;        // the number of rows needs to be handled
+  int64_t           numOfRows;        // the number of rows needs to be handled
   int32_t           numOfInputCols;   // PTS is not included
   bool              colDataSMAIsSet;  // if agg is set or not
   SColumnInfoData  *pPTS;             // primary timestamp column

source/common/src/tdatablock.c

@@ -982,7 +982,7 @@ int32_t blockDataSort(SSDataBlock* pDataBlock, SArray* pOrderInfo) {
         taosSort(pColInfoData->pData, pDataBlock->info.rows, pColInfoData->info.bytes, fn);
 
         int64_t p1 = taosGetTimestampUs();
-        uDebug("blockDataSort easy cost:%" PRId64 ", rows:%d\n", p1 - p0, pDataBlock->info.rows);
+        uDebug("blockDataSort easy cost:%" PRId64 ", rows:%" PRId64 "\n", p1 - p0, pDataBlock->info.rows);
 
         return TSDB_CODE_SUCCESS;
       } else {  // var data type
@@ -1189,7 +1189,7 @@ void blockDataCleanup(SSDataBlock* pDataBlock) {
 
 void blockDataEmpty(SSDataBlock* pDataBlock) {
   SDataBlockInfo* pInfo = &pDataBlock->info;
-  if (pInfo->capacity == 0 || pInfo->rows > pDataBlock->info.capacity) {
+  if (pInfo->capacity == 0) {
     return;
   }
 
@@ -1748,14 +1748,14 @@ int32_t tEncodeDataBlock(void** buf, const SSDataBlock* pBlock) {
   int64_t tbUid = pBlock->info.id.uid;
   int16_t numOfCols = taosArrayGetSize(pBlock->pDataBlock);
   int16_t hasVarCol = pBlock->info.hasVarCol;
-  int32_t rows = pBlock->info.rows;
+  int64_t rows = pBlock->info.rows;
   int32_t sz = taosArrayGetSize(pBlock->pDataBlock);
 
   int32_t tlen = 0;
   tlen += taosEncodeFixedI64(buf, tbUid);
   tlen += taosEncodeFixedI16(buf, numOfCols);
   tlen += taosEncodeFixedI16(buf, hasVarCol);
-  tlen += taosEncodeFixedI32(buf, rows);
+  tlen += taosEncodeFixedI64(buf, rows);
   tlen += taosEncodeFixedI32(buf, sz);
   for (int32_t i = 0; i < sz; i++) {
     SColumnInfoData* pColData = (SColumnInfoData*)taosArrayGet(pBlock->pDataBlock, i);
@@ -1786,7 +1786,7 @@ void* tDecodeDataBlock(const void* buf, SSDataBlock* pBlock) {
   buf = taosDecodeFixedU64(buf, &pBlock->info.id.uid);
   buf = taosDecodeFixedI16(buf, &numOfCols);
   buf = taosDecodeFixedI16(buf, &pBlock->info.hasVarCol);
-  buf = taosDecodeFixedI32(buf, &pBlock->info.rows);
+  buf = taosDecodeFixedI64(buf, &pBlock->info.rows);
   buf = taosDecodeFixedI32(buf, &sz);
   pBlock->pDataBlock = taosArrayInit(sz, sizeof(SColumnInfoData));
   for (int32_t i = 0; i < sz; i++) {
@@ -1990,7 +1990,7 @@ char* dumpBlockData(SSDataBlock* pDataBlock, const char* flag, char** pDataBuf)
   int32_t len = 0;
   len += snprintf(dumpBuf + len, size - len,
                   "===stream===%s|block type %d|child id %d|group id:%" PRIu64 "|uid:%" PRId64
-                  "|rows:%d|version:%" PRIu64 "|cal start:%" PRIu64 "|cal end:%" PRIu64 "|tbl:%s\n",
+                  "|rows:%" PRId64 "|version:%" PRIu64 "|cal start:%" PRIu64 "|cal end:%" PRIu64 "|tbl:%s\n",
                   flag, (int32_t)pDataBlock->info.type, pDataBlock->info.childId, pDataBlock->info.id.groupId,
                   pDataBlock->info.id.uid, pDataBlock->info.rows, pDataBlock->info.version,
                   pDataBlock->info.calWin.skey, pDataBlock->info.calWin.ekey, pDataBlock->info.parTbName);

source/dnode/vnode/inc/vnode.h

@@ -178,7 +178,7 @@ typedef struct STsdbReader STsdbReader;
 
 int32_t tsdbSetTableList(STsdbReader *pReader, const void *pTableList, int32_t num);
 int32_t tsdbReaderOpen(SVnode *pVnode, SQueryTableDataCond *pCond, void *pTableList, int32_t numOfTables,
-                       SSDataBlock *pResBlock, STsdbReader **ppReader, const char *idstr);
+                       SSDataBlock *pResBlock, STsdbReader **ppReader, const char *idstr, bool countOnly);
 
 void         tsdbReaderSetId(STsdbReader* pReader, const char* idstr);
 void         tsdbReaderClose(STsdbReader *pReader);

source/dnode/vnode/src/inc/tsdb.h

@@ -224,6 +224,8 @@ int32_t tsdbTbDataIterCreate(STbData *pTbData, TSDBKEY *pFrom, int8_t backward,
 void   *tsdbTbDataIterDestroy(STbDataIter *pIter);
 void    tsdbTbDataIterOpen(STbData *pTbData, TSDBKEY *pFrom, int8_t backward, STbDataIter *pIter);
 bool    tsdbTbDataIterNext(STbDataIter *pIter);
+void    tsdbMemTableCountRows(SMemTable *pMemTable, SHashObj*        pTableMap, int64_t *rowsNum);
+
 // STbData
 int32_t tsdbGetNRowsInTbData(STbData *pTbData);
 // tsdbFile.c ==============================================================================================

source/dnode/vnode/src/sma/smaRollup.c

@@ -669,7 +669,7 @@ static int32_t tdRSmaExecAndSubmitResult(SSma *pSma, qTaskInfo_t taskInfo, SRSma
 #endif
     for (int32_t i = 0; i < taosArrayGetSize(pResList); ++i) {
       SSDataBlock *output = taosArrayGetP(pResList, i);
-      smaDebug("result block, uid:%" PRIu64 ", groupid:%" PRIu64 ", rows:%d", output->info.id.uid,
+      smaDebug("result block, uid:%" PRIu64 ", groupid:%" PRIu64 ", rows:%" PRId64, output->info.id.uid,
                output->info.id.groupId, output->info.rows);
 
       STsdb       *sinkTsdb = (pItem->level == TSDB_RETENTION_L1 ? pSma->pRSmaTsdb[0] : pSma->pRSmaTsdb[1]);

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

@@ -340,7 +340,7 @@ int32_t tqNextBlock(STqReader* pReader, SFetchRet* ret) {
         continue;
       }
       ret->fetchType = FETCH_TYPE__DATA;
-      tqDebug("return data rows %d", ret->data.info.rows);
+      tqDebug("return data rows %" PRId64, ret->data.info.rows);
       return 0;
     }
 

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

@@ -114,7 +114,7 @@ int32_t tqScanData(STQ* pTq, const STqHandle* pHandle, SMqDataRsp* pRsp, STqOffs
 
     pRsp->blockNum++;
 
-    tqDebug("vgId:%d, consumer:0x%" PRIx64 " tmq task executed, rows:%d, total blocks:%d", vgId, pHandle->consumerId,
+    tqDebug("vgId:%d, consumer:0x%" PRIx64 " tmq task executed, rows:%" PRId64 ", total blocks:%d", vgId, pHandle->consumerId,
             pDataBlock->info.rows, pRsp->blockNum);
 
     if (pOffset->type == TMQ_OFFSET__SNAPSHOT_DATA) {

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

@@ -282,6 +282,40 @@ bool tsdbTbDataIterNext(STbDataIter *pIter) {
   return true;
 }
 
+int64_t tsdbCountTbDataRows(STbData *pTbData) {
+  SMemSkipListNode *pNode = pTbData->sl.pHead;
+  int64_t rowsNum = 0;
+  
+  while (NULL != pNode) {
+    pNode = SL_GET_NODE_FORWARD(pNode, 0);
+    if (pNode == pTbData->sl.pTail) {
+      return rowsNum;
+    }
+
+    rowsNum++;
+  }
+
+  return rowsNum;
+}
+
+void tsdbMemTableCountRows(SMemTable *pMemTable, SHashObj*        pTableMap, int64_t *rowsNum) {
+  taosRLockLatch(&pMemTable->latch);
+  for (int32_t i = 0; i < pMemTable->nBucket; ++i) {
+    STbData *pTbData = pMemTable->aBucket[i];
+    while (pTbData) {
+      void* p = taosHashGet(pTableMap, &pTbData->uid, sizeof(pTbData->uid));
+      if (p == NULL) {
+        pTbData = pTbData->next;
+        continue;
+      }
+      
+      *rowsNum += tsdbCountTbDataRows(pTbData);
+      pTbData = pTbData->next;
+    }
+  }
+  taosRUnLockLatch(&pMemTable->latch);
+}
+
 static int32_t tsdbMemTableRehash(SMemTable *pMemTable) {
   int32_t code = 0;
 
@@ -787,4 +821,4 @@ SArray *tsdbMemTableGetTbDataArray(SMemTable *pMemTable) {
 
 _exit:
   return aTbDataP;
-}
\ No newline at end of file
+}

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

@@ -25,6 +25,11 @@ typedef enum {
   EXTERNAL_ROWS_NEXT = 0x3,
 } EContentData;
 
+typedef enum {
+  READ_MODE_COUNT_ONLY = 0x1,
+  READ_MODE_ALL,
+} EReadMode;
+
 typedef struct {
   STbDataIter* iter;
   int32_t      index;
@@ -168,6 +173,8 @@ struct STsdbReader {
   uint64_t           suid;
   int16_t            order;
   bool               freeBlock;
+  EReadMode          readMode;
+  uint64_t           rowsNum;
   STimeWindow        window;  // the primary query time window that applies to all queries
   SSDataBlock*       pResBlock;
   int32_t            capacity;
@@ -1777,7 +1784,7 @@ static int32_t buildDataBlockFromBuf(STsdbReader* pReader, STableBlockScanInfo*
   setComposedBlockFlag(pReader, true);
 
   double elapsedTime = (taosGetTimestampUs() - st) / 1000.0;
-  tsdbDebug("%p build data block from cache completed, elapsed time:%.2f ms, numOfRows:%d, brange:%" PRId64
+  tsdbDebug("%p build data block from cache completed, elapsed time:%.2f ms, numOfRows:%" PRId64 ", brange:%" PRId64
             " - %" PRId64 ", uid:%" PRIu64 ",  %s",
             pReader, elapsedTime, pBlock->info.rows, pBlock->info.window.skey, pBlock->info.window.ekey,
             pBlockScanInfo->uid, pReader->idStr);
@@ -2770,7 +2777,7 @@ _end:
 
   if (pResBlock->info.rows > 0) {
     tsdbDebug("%p uid:%" PRIu64 ", composed data block created, brange:%" PRIu64 "-%" PRIu64
-              " rows:%d, elapsed time:%.2f ms %s",
+              " rows:%" PRId64 ", elapsed time:%.2f ms %s",
               pReader, pResBlock->info.id.uid, pResBlock->info.window.skey, pResBlock->info.window.ekey,
               pResBlock->info.rows, el, pReader->idStr);
   }
@@ -3022,7 +3029,7 @@ static int32_t doLoadLastBlockSequentially(STsdbReader* pReader) {
 
     if (pResBlock->info.rows > 0) {
       tsdbDebug("%p uid:%" PRIu64 ", composed data block created, brange:%" PRIu64 "-%" PRIu64
-                " rows:%d, elapsed time:%.2f ms %s",
+                " rows:%" PRId64 ", elapsed time:%.2f ms %s",
                 pReader, pResBlock->info.id.uid, pResBlock->info.window.skey, pResBlock->info.window.ekey,
                 pResBlock->info.rows, el, pReader->idStr);
       return TSDB_CODE_SUCCESS;
@@ -3106,7 +3113,7 @@ static int32_t doBuildDataBlock(STsdbReader* pReader) {
 
       if (pResBlock->info.rows > 0) {
         tsdbDebug("%p uid:%" PRIu64 ", composed data block created, brange:%" PRIu64 "-%" PRIu64
-                  " rows:%d, elapsed time:%.2f ms %s",
+                  " rows:%" PRId64 ", elapsed time:%.2f ms %s",
                   pReader, pResBlock->info.id.uid, pResBlock->info.window.skey, pResBlock->info.window.ekey,
                   pResBlock->info.rows, el, pReader->idStr);
       }
@@ -3132,6 +3139,151 @@ static int32_t doBuildDataBlock(STsdbReader* pReader) {
   return code;
 }
 
+
+static int32_t doSumFileBlockRows(STsdbReader* pReader, SDataFReader* pFileReader) {
+  int64_t    st = taosGetTimestampUs();
+  LRUHandle* handle = NULL;
+  int32_t    code = tsdbCacheGetBlockIdx(pFileReader->pTsdb->biCache, pFileReader, &handle);
+  if (code != TSDB_CODE_SUCCESS || handle == NULL) {
+    goto _end;
+  }
+
+  int32_t numOfTables = taosHashGetSize(pReader->status.pTableMap);
+
+  SArray* aBlockIdx = (SArray*)taosLRUCacheValue(pFileReader->pTsdb->biCache, handle);
+  size_t  num = taosArrayGetSize(aBlockIdx);
+  if (num == 0) {
+    tsdbBICacheRelease(pFileReader->pTsdb->biCache, handle);
+    return TSDB_CODE_SUCCESS;
+  }
+
+  SBlockIdx*     pBlockIdx = NULL;
+  int32_t i = 0;
+  for (int32_t i = 0; i < num; ++i) {
+    pBlockIdx = (SBlockIdx*)taosArrayGet(aBlockIdx, i);
+    if (pBlockIdx->suid != pReader->suid) {
+      continue;
+    }
+
+    STableBlockScanInfo** p = taosHashGet(pReader->status.pTableMap, &pBlockIdx->uid, sizeof(pBlockIdx->uid));
+    if (p == NULL) {
+      continue;
+    }
+
+    STableBlockScanInfo *pScanInfo = *p;
+    tMapDataReset(&pScanInfo->mapData);
+    tsdbReadDataBlk(pReader->pFileReader, pBlockIdx, &pScanInfo->mapData);
+
+    SDataBlk block = {0};
+    for (int32_t j = 0; j < pScanInfo->mapData.nItem; ++j) {
+      tGetDataBlk(pScanInfo->mapData.pData + pScanInfo->mapData.aOffset[j], &block);
+      pReader->rowsNum += block.nRow;
+    }
+  }
+
+_end:
+  tsdbBICacheRelease(pFileReader->pTsdb->biCache, handle);
+  return code;
+}
+
+
+static int32_t doSumSttBlockRows(STsdbReader* pReader) {
+  int32_t   code = TSDB_CODE_SUCCESS;
+  SLastBlockReader*    pLastBlockReader = pReader->status.fileIter.pLastBlockReader;
+  SSttBlockLoadInfo*   pBlockLoadInfo = NULL;
+
+  for (int32_t i = 0; i < pReader->pFileReader->pSet->nSttF; ++i) {  // open all last file
+    pBlockLoadInfo = &pLastBlockReader->pInfo[i];
+    
+    code = tsdbReadSttBlk(pReader->pFileReader, i, pBlockLoadInfo->aSttBlk);
+    if (code) {
+      return code;
+    }
+
+    size_t size = taosArrayGetSize(pBlockLoadInfo->aSttBlk);
+    if (size >= 1) {
+      SSttBlk *pStart = taosArrayGet(pBlockLoadInfo->aSttBlk, 0);
+      SSttBlk *pEnd = taosArrayGet(pBlockLoadInfo->aSttBlk, size - 1);
+  
+      // all identical
+      if (pStart->suid == pEnd->suid) {
+        if (pStart->suid != pReader->suid) {
+          // no qualified stt block existed
+          taosArrayClear(pBlockLoadInfo->aSttBlk);
+          continue;
+        }
+        for (int32_t i = 0; i < size; ++i) {
+          SSttBlk *p = taosArrayGet(pBlockLoadInfo->aSttBlk, i);
+          pReader->rowsNum += p->nRow;
+        }
+      } else {
+        for (int32_t i = 0; i < size; ++i) {
+          SSttBlk *p = taosArrayGet(pBlockLoadInfo->aSttBlk, i);
+          uint64_t s = p->suid;
+          if (s < pReader->suid) {
+            continue;
+          }
+  
+          if (s == pReader->suid) {
+            pReader->rowsNum += p->nRow;
+          } else if (s > pReader->suid) {
+            break;
+          }
+        }
+      }
+    }
+  }
+
+  return code;
+}
+
+static int32_t readRowsCountFromFiles(STsdbReader* pReader) {
+  int32_t   code = TSDB_CODE_SUCCESS;
+
+  while (1) {
+    bool    hasNext = false;
+    int32_t code = filesetIteratorNext(&pReader->status.fileIter, pReader, &hasNext);
+    if (code) {
+      return code;
+    }
+
+    if (!hasNext) {  // no data files on disk
+      break;
+    }
+
+    code = doSumFileBlockRows(pReader, pReader->pFileReader);
+    if (code != TSDB_CODE_SUCCESS) {
+      return code;
+    }
+
+    code = doSumSttBlockRows(pReader);
+    if (code != TSDB_CODE_SUCCESS) {
+      return code;
+    }    
+  }
+
+  pReader->status.loadFromFile = false;
+
+  return code;
+}
+
+static int32_t readRowsCountFromMem(STsdbReader* pReader) {
+  int32_t   code = TSDB_CODE_SUCCESS;
+  int64_t   memNum = 0, imemNum = 0;
+  if (pReader->pReadSnap->pMem != NULL) {
+    tsdbMemTableCountRows(pReader->pReadSnap->pMem, pReader->status.pTableMap, &memNum);
+  }
+
+  if (pReader->pReadSnap->pIMem != NULL) {
+    tsdbMemTableCountRows(pReader->pReadSnap->pIMem, pReader->status.pTableMap, &imemNum);
+  }
+
+  pReader->rowsNum += memNum + imemNum;
+
+  return code;
+}
+
+
 static int32_t buildBlockFromBufferSequentially(STsdbReader* pReader) {
   SReaderStatus* pStatus = &pReader->status;
   STableUidList* pUidList = &pStatus->uidList;
@@ -4072,6 +4224,8 @@ static int32_t doOpenReaderImpl(STsdbReader* pReader) {
   int32_t code = TSDB_CODE_SUCCESS;
   if (pStatus->fileIter.numOfFiles == 0) {
     pStatus->loadFromFile = false;
+  } else if (READ_MODE_COUNT_ONLY == pReader->readMode) {
+    // DO NOTHING
   } else {
     code = initForFirstBlockInFile(pReader, pBlockIter);
   }
@@ -4090,7 +4244,7 @@ static void freeSchemaFunc(void* param) {
 
 // ====================================== EXPOSED APIs ======================================
 int32_t tsdbReaderOpen(SVnode* pVnode, SQueryTableDataCond* pCond, void* pTableList, int32_t numOfTables,
-                       SSDataBlock* pResBlock, STsdbReader** ppReader, const char* idstr) {
+                       SSDataBlock* pResBlock, STsdbReader** ppReader, const char* idstr, bool countOnly) {
   STimeWindow window = pCond->twindows;
   if (pCond->type == TIMEWINDOW_RANGE_EXTERNAL) {
     pCond->twindows.skey += 1;
@@ -4190,6 +4344,10 @@ int32_t tsdbReaderOpen(SVnode* pVnode, SQueryTableDataCond* pCond, void* pTableL
 
   pReader->suspended = true;
 
+  if (countOnly) {
+    pReader->readMode = READ_MODE_COUNT_ONLY;
+  }
+  
   tsdbDebug("%p total numOfTable:%d in this query %s", pReader, numOfTables, pReader->idStr);
   return code;
 
@@ -4490,6 +4648,33 @@ _err:
   return code;
 }
 
+static bool tsdbReadRowsCountOnly(STsdbReader* pReader) {
+  int32_t code =  TSDB_CODE_SUCCESS;
+  SSDataBlock* pBlock = pReader->pResBlock;
+
+  if (pReader->status.loadFromFile == false) {
+    return false;
+  }
+
+  code = readRowsCountFromFiles(pReader);
+  if (code != TSDB_CODE_SUCCESS) {
+    return false;
+  }
+
+  code = readRowsCountFromMem(pReader);
+  if (code != TSDB_CODE_SUCCESS) {
+    return false;
+  }
+
+  pBlock->info.rows = pReader->rowsNum;
+  pBlock->info.id.uid = 0;
+  pBlock->info.dataLoad = 0;
+  
+  pReader->rowsNum = 0;
+  
+  return pBlock->info.rows > 0;
+}
+
 static int32_t doTsdbNextDataBlock(STsdbReader* pReader, bool *hasNext) {
   int32_t code = TSDB_CODE_SUCCESS;
   
@@ -4504,6 +4689,10 @@ static int32_t doTsdbNextDataBlock(STsdbReader* pReader, bool *hasNext) {
     return code;
   }
 
+  if (READ_MODE_COUNT_ONLY == pReader->readMode) {
+    return tsdbReadRowsCountOnly(pReader);
+  }
+
   if (pStatus->loadFromFile) {
     code = buildBlockFromFiles(pReader);
     if (code != TSDB_CODE_SUCCESS) {

source/libs/executor/inc/executorimpl.h

@@ -336,6 +336,7 @@ typedef struct STableScanInfo {
   int8_t          scanMode;
   int8_t          assignBlockUid;
   bool            hasGroupByTag;
+  bool            countOnly;
 } STableScanInfo;
 
 typedef struct STableMergeScanInfo {

source/libs/executor/src/executor.c

@@ -1167,7 +1167,7 @@ int32_t qStreamPrepareScan(qTaskInfo_t tinfo, STqOffsetVal* pOffset, int8_t subT
 
       if (pScanBaseInfo->dataReader == NULL) {
         int32_t code = tsdbReaderOpen(pScanBaseInfo->readHandle.vnode, &pScanBaseInfo->cond, &keyInfo, 1,
-                                      pScanInfo->pResBlock, &pScanBaseInfo->dataReader, id);
+                                      pScanInfo->pResBlock, &pScanBaseInfo->dataReader, id, false);
         if (code != TSDB_CODE_SUCCESS) {
           qError("prepare read tsdb snapshot failed, uid:%" PRId64 ", code:%s %s", pOffset->uid, tstrerror(code), id);
           terrno = code;
@@ -1218,7 +1218,7 @@ int32_t qStreamPrepareScan(qTaskInfo_t tinfo, STqOffsetVal* pOffset, int8_t subT
       STableKeyInfo* pList = tableListGetInfo(pTableListInfo, 0);
       int32_t        size = tableListGetSize(pTableListInfo);
 
-      tsdbReaderOpen(pInfo->vnode, &pTaskInfo->streamInfo.tableCond, pList, size, NULL, &pInfo->dataReader, NULL);
+      tsdbReaderOpen(pInfo->vnode, &pTaskInfo->streamInfo.tableCond, pList, size, NULL, &pInfo->dataReader, NULL, false);
 
       cleanupQueryTableDataCond(&pTaskInfo->streamInfo.tableCond);
       strcpy(pTaskInfo->streamInfo.tbName, mtInfo.tbName);

source/libs/executor/src/executorimpl.c

@@ -1201,7 +1201,7 @@ int32_t doCopyToSDataBlock(SExecTaskInfo* pTaskInfo, SSDataBlock* pBlock, SExprS
 
     if (pBlock->info.rows + pRow->numOfRows > pBlock->info.capacity) {
       blockDataEnsureCapacity(pBlock, pBlock->info.rows + pRow->numOfRows);
-      qDebug("datablock capacity not sufficient, expand to required:%d, current capacity:%d, %s",
+      qDebug("datablock capacity not sufficient, expand to required:%" PRId64 ", current capacity:%d, %s",
              (pRow->numOfRows+pBlock->info.rows),
              pBlock->info.capacity, GET_TASKID(pTaskInfo));
         // todo set the pOperator->resultInfo size
@@ -1214,7 +1214,7 @@ int32_t doCopyToSDataBlock(SExecTaskInfo* pTaskInfo, SSDataBlock* pBlock, SExprS
     pBlock->info.rows += pRow->numOfRows;
   }
 
-  qDebug("%s result generated, rows:%d, groupId:%" PRIu64, GET_TASKID(pTaskInfo), pBlock->info.rows,
+  qDebug("%s result generated, rows:%" PRId64 ", groupId:%" PRIu64, GET_TASKID(pTaskInfo), pBlock->info.rows,
          pBlock->info.id.groupId);
   pBlock->info.dataLoad = 1;
   blockDataUpdateTsWindow(pBlock, 0);

source/libs/executor/src/projectoperator.c

@@ -271,7 +271,7 @@ SSDataBlock* doProjectOperation(SOperatorInfo* pOperator) {
             return NULL;
           }
         }
-        qDebug("set op close, exec %d, status %d rows %d", pTaskInfo->execModel, pOperator->status,
+        qDebug("set op close, exec %d, status %d rows %" PRId64 , pTaskInfo->execModel, pOperator->status,
                pFinalRes->info.rows);
         setOperatorCompleted(pOperator);
         break;
@@ -337,7 +337,7 @@ SSDataBlock* doProjectOperation(SOperatorInfo* pOperator) {
 
       // when apply the limit/offset for each group, pRes->info.rows may be 0, due to limit constraint.
       if (pFinalRes->info.rows > 0 || (pOperator->status == OP_EXEC_DONE)) {
-        qDebug("project return %d rows, status %d", pFinalRes->info.rows, pOperator->status);
+        qDebug("project return %" PRId64 " rows, status %d", pFinalRes->info.rows, pOperator->status);
         break;
       }
     } else {

source/libs/executor/src/scanoperator.c

@@ -31,6 +31,9 @@
 #include "thash.h"
 #include "ttypes.h"
 
+int32_t scanDebug = 0;
+
+
 #define MULTI_READER_MAX_TABLE_NUM 5000
 #define SET_REVERSE_SCAN_FLAG(_info) ((_info)->scanFlag = REVERSE_SCAN)
 #define SWITCH_ORDER(n)              (((n) = ((n) == TSDB_ORDER_ASC) ? TSDB_ORDER_DESC : TSDB_ORDER_ASC))
@@ -308,14 +311,14 @@ static int32_t loadDataBlock(SOperatorInfo* pOperator, STableScanBase* pTableSca
   taosMemoryFreeClear(pBlock->pBlockAgg);
 
   if (*status == FUNC_DATA_REQUIRED_FILTEROUT) {
-    qDebug("%s data block filter out, brange:%" PRId64 "-%" PRId64 ", rows:%d", GET_TASKID(pTaskInfo),
+    qDebug("%s data block filter out, brange:%" PRId64 "-%" PRId64 ", rows:%" PRId64 , GET_TASKID(pTaskInfo),
            pBlockInfo->window.skey, pBlockInfo->window.ekey, pBlockInfo->rows);
     pCost->filterOutBlocks += 1;
     pCost->totalRows += pBlock->info.rows;
     tsdbReleaseDataBlock(pTableScanInfo->dataReader);
     return TSDB_CODE_SUCCESS;
   } else if (*status == FUNC_DATA_REQUIRED_NOT_LOAD) {
-    qDebug("%s data block skipped, brange:%" PRId64 "-%" PRId64 ", rows:%d, uid:%" PRIu64, GET_TASKID(pTaskInfo),
+    qDebug("%s data block skipped, brange:%" PRId64 "-%" PRId64 ", rows:%" PRId64 ", uid:%" PRIu64, GET_TASKID(pTaskInfo),
            pBlockInfo->window.skey, pBlockInfo->window.ekey, pBlockInfo->rows, pBlockInfo->id.uid);
     doSetTagColumnData(pTableScanInfo, pBlock, pTaskInfo, 1);
     pCost->skipBlocks += 1;
@@ -326,7 +329,7 @@ static int32_t loadDataBlock(SOperatorInfo* pOperator, STableScanBase* pTableSca
     loadSMA = true;  // mark the operation of load sma;
     bool success = doLoadBlockSMA(pTableScanInfo, pBlock, pTaskInfo);
     if (success) {  // failed to load the block sma data, data block statistics does not exist, load data block instead
-      qDebug("%s data block SMA loaded, brange:%" PRId64 "-%" PRId64 ", rows:%d", GET_TASKID(pTaskInfo),
+      qDebug("%s data block SMA loaded, brange:%" PRId64 "-%" PRId64 ", rows:%" PRId64 , GET_TASKID(pTaskInfo),
              pBlockInfo->window.skey, pBlockInfo->window.ekey, pBlockInfo->rows);
       doSetTagColumnData(pTableScanInfo, pBlock, pTaskInfo, 1);
       tsdbReleaseDataBlock(pTableScanInfo->dataReader);
@@ -346,7 +349,7 @@ static int32_t loadDataBlock(SOperatorInfo* pOperator, STableScanBase* pTableSca
       size_t size = taosArrayGetSize(pBlock->pDataBlock);
       bool   keep = doFilterByBlockSMA(pOperator->exprSupp.pFilterInfo, pBlock->pBlockAgg, size, pBlockInfo->rows);
       if (!keep) {
-        qDebug("%s data block filter out by block SMA, brange:%" PRId64 "-%" PRId64 ", rows:%d", GET_TASKID(pTaskInfo),
+        qDebug("%s data block filter out by block SMA, brange:%" PRId64 "-%" PRId64 ", rows:%" PRId64 , GET_TASKID(pTaskInfo),
                pBlockInfo->window.skey, pBlockInfo->window.ekey, pBlockInfo->rows);
         pCost->filterOutBlocks += 1;
         (*status) = FUNC_DATA_REQUIRED_FILTEROUT;
@@ -363,7 +366,7 @@ static int32_t loadDataBlock(SOperatorInfo* pOperator, STableScanBase* pTableSca
   // try to filter data block according to current results
   doDynamicPruneDataBlock(pOperator, pBlockInfo, status);
   if (*status == FUNC_DATA_REQUIRED_NOT_LOAD) {
-    qDebug("%s data block skipped due to dynamic prune, brange:%" PRId64 "-%" PRId64 ", rows:%d", GET_TASKID(pTaskInfo),
+    qDebug("%s data block skipped due to dynamic prune, brange:%" PRId64 "-%" PRId64 ", rows:%" PRId64 , GET_TASKID(pTaskInfo),
            pBlockInfo->window.skey, pBlockInfo->window.ekey, pBlockInfo->rows);
     pCost->skipBlocks += 1;
     tsdbReleaseDataBlock(pTableScanInfo->dataReader);
@@ -394,7 +397,7 @@ static int32_t loadDataBlock(SOperatorInfo* pOperator, STableScanBase* pTableSca
 
     if (pBlock->info.rows == 0) {
       pCost->filterOutBlocks += 1;
-      qDebug("%s data block filter out, brange:%" PRId64 "-%" PRId64 ", rows:%d, elapsed time:%.2f ms",
+      qDebug("%s data block filter out, brange:%" PRId64 "-%" PRId64 ", rows:%" PRId64 ", elapsed time:%.2f ms",
              GET_TASKID(pTaskInfo), pBlockInfo->window.skey, pBlockInfo->window.ekey, pBlockInfo->rows, el);
     } else {
       qDebug("%s data block filter applied, elapsed time:%.2f ms", GET_TASKID(pTaskInfo), el);
@@ -672,9 +675,10 @@ static SSDataBlock* doTableScanImpl(SOperatorInfo* pOperator) {
       continue;
     }
 
-    ASSERT(pBlock->info.id.uid != 0);
-    pBlock->info.id.groupId = getTableGroupId(pTaskInfo->pTableInfoList, pBlock->info.id.uid);
-
+    if (pBlock->info.id.uid) {
+      pBlock->info.id.groupId = getTableGroupId(pTaskInfo->pTableInfoList, pBlock->info.id.uid);
+    }
+    
     uint32_t status = 0;
     int32_t  code = loadDataBlock(pOperator, &pTableScanInfo->base, pBlock, &status);
     if (code != TSDB_CODE_SUCCESS) {
@@ -698,7 +702,6 @@ static SSDataBlock* doTableScanImpl(SOperatorInfo* pOperator) {
     pTaskInfo->streamInfo.lastStatus.uid = pBlock->info.id.uid;
     pTaskInfo->streamInfo.lastStatus.ts = pBlock->info.window.ekey;
 
-    ASSERT(pBlock->info.id.uid != 0);
     return pBlock;
   }
   return NULL;
@@ -804,7 +807,7 @@ static SSDataBlock* doTableScan(SOperatorInfo* pOperator) {
       ASSERT(pInfo->base.dataReader == NULL);
 
       int32_t code = tsdbReaderOpen(pInfo->base.readHandle.vnode, &pInfo->base.cond, pList, num, pInfo->pResBlock,
-                                    (STsdbReader**)&pInfo->base.dataReader, GET_TASKID(pTaskInfo));
+                                    (STsdbReader**)&pInfo->base.dataReader, GET_TASKID(pTaskInfo), pInfo->countOnly);
       if (code != TSDB_CODE_SUCCESS) {
         T_LONG_JMP(pTaskInfo->env, code);
       }
@@ -816,7 +819,6 @@ static SSDataBlock* doTableScan(SOperatorInfo* pOperator) {
 
     SSDataBlock* result = doGroupedTableScan(pOperator);
     if (result != NULL) {
-      ASSERT(result->info.id.uid != 0);
       return result;
     }
 
@@ -936,6 +938,10 @@ SOperatorInfo* createTableScanOperatorInfo(STableScanPhysiNode* pTableScanNode,
     goto _error;
   }
 
+  if (scanDebug) {
+    pInfo->countOnly = true;
+  }
+
   taosLRUCacheSetStrictCapacity(pInfo->base.metaCache.pTableMetaEntryCache, false);
   pOperator->fpSet = createOperatorFpSet(optrDummyOpenFn, doTableScan, NULL, destroyTableScanOperatorInfo,
                                          optrDefaultBufFn, getTableScannerExecInfo);
@@ -1027,7 +1033,7 @@ static SSDataBlock* readPreVersionData(SOperatorInfo* pTableScanOp, uint64_t tbU
   SSDataBlock* pBlock = pTableScanInfo->pResBlock;
   STsdbReader* pReader = NULL;
   int32_t      code = tsdbReaderOpen(pTableScanInfo->base.readHandle.vnode, &cond, &tblInfo, 1, pBlock,
-                                     (STsdbReader**)&pReader, GET_TASKID(pTaskInfo));
+                                     (STsdbReader**)&pReader, GET_TASKID(pTaskInfo), false);
   if (code != TSDB_CODE_SUCCESS) {
     terrno = code;
     T_LONG_JMP(pTaskInfo->env, code);
@@ -1049,7 +1055,7 @@ static SSDataBlock* readPreVersionData(SOperatorInfo* pTableScanOp, uint64_t tbU
   }
 
   tsdbReaderClose(pReader);
-  qDebug("retrieve prev rows:%d, skey:%" PRId64 ", ekey:%" PRId64 " uid:%" PRIu64 ", max ver:%" PRId64
+  qDebug("retrieve prev rows:%" PRId64 ", skey:%" PRId64 ", ekey:%" PRId64 " uid:%" PRIu64 ", max ver:%" PRId64
          ", suid:%" PRIu64,
          pBlock->info.rows, startTs, endTs, tbUid, maxVersion, cond.suid);
 
@@ -1639,7 +1645,7 @@ static SSDataBlock* doQueueScan(SOperatorInfo* pOperator) {
   if (pTaskInfo->streamInfo.prepareStatus.type == TMQ_OFFSET__SNAPSHOT_DATA) {
     SSDataBlock* pResult = doTableScan(pInfo->pTableScanOp);
     if (pResult && pResult->info.rows > 0) {
-      qDebug("queue scan tsdb return %d rows min:%" PRId64 " max:%" PRId64 " wal curVersion:%" PRId64" %s", pResult->info.rows,
+      qDebug("queue scan tsdb return %" PRId64 " rows min:%" PRId64 " max:%" PRId64 " wal curVersion:%" PRId64" %s", pResult->info.rows,
              pResult->info.window.skey, pResult->info.window.ekey, pInfo->tqReader->pWalReader->curVersion, id);
       pTaskInfo->streamInfo.returned = 1;
       return pResult;
@@ -1678,7 +1684,7 @@ static SSDataBlock* doQueueScan(SOperatorInfo* pOperator) {
         setBlockIntoRes(pInfo, &ret.data, true);
         if (pInfo->pRes->info.rows > 0) {
           pOperator->status = OP_EXEC_RECV;
-          qDebug("queue scan log return %d rows", pInfo->pRes->info.rows);
+          qDebug("queue scan log return %" PRId64 " rows", pInfo->pRes->info.rows);
           return pInfo->pRes;
         }
       } else if (ret.fetchType == FETCH_TYPE__META) {
@@ -1865,7 +1871,7 @@ static SSDataBlock* doStreamScan(SOperatorInfo* pOperator) {
         printDataBlock(pInfo->pCreateTbRes, "recover createTbl");
         return pInfo->pCreateTbRes;
       }
-      qDebug("stream recover scan get block, rows %d", pInfo->pRecoverRes->info.rows);
+      qDebug("stream recover scan get block, rows %" PRId64 , pInfo->pRecoverRes->info.rows);
       printDataBlock(pInfo->pRecoverRes, "scan recover");
       return pInfo->pRecoverRes;
     }
@@ -2094,7 +2100,7 @@ FETCH_NEXT_BLOCK:
     pOperator->resultInfo.totalRows += pBlockInfo->rows;
     // printDataBlock(pInfo->pRes, "stream scan");
 
-    qDebug("scan rows: %d", pBlockInfo->rows);
+    qDebug("scan rows: %" PRId64 , pBlockInfo->rows);
     if (pBlockInfo->rows > 0) {
       return pInfo->pRes;
     }
@@ -2635,7 +2641,7 @@ static SSDataBlock* getTableDataBlockImpl(void* param) {
   SReadHandle* pHandle = &pInfo->base.readHandle;
 
   if (NULL == source->dataReader || !source->multiReader) {
-    code = tsdbReaderOpen(pHandle->vnode, pQueryCond, p, 1, pBlock, &source->dataReader, GET_TASKID(pTaskInfo));
+    code = tsdbReaderOpen(pHandle->vnode, pQueryCond, p, 1, pBlock, &source->dataReader, GET_TASKID(pTaskInfo), false);
     if (code != 0) {
       T_LONG_JMP(pTaskInfo->env, code);
     }
@@ -2862,7 +2868,7 @@ SSDataBlock* getSortedTableMergeScanBlockData(SSortHandle* pHandle, SSDataBlock*
   }
 
   bool limitReached = applyLimitOffset(&pInfo->limitInfo, pResBlock, pTaskInfo);
-  qDebug("%s get sorted row block, rows:%d, limit:%" PRId64, GET_TASKID(pTaskInfo), pResBlock->info.rows,
+  qDebug("%s get sorted row block, rows:%" PRId64 ", limit:%" PRId64, GET_TASKID(pTaskInfo), pResBlock->info.rows,
          pInfo->limitInfo.numOfOutputRows);
 
   return (pResBlock->info.rows > 0) ? pResBlock : NULL;

source/libs/executor/src/sortoperator.c

@@ -698,7 +698,7 @@ SSDataBlock* getMultiwaySortedBlockData(SSortHandle* pHandle, SSDataBlock* pData
     pDataBlock->info.dataLoad = 1;
   }
 
-  qDebug("%s get sorted block, groupId:0x%" PRIx64 " rows:%d", GET_TASKID(pTaskInfo), pDataBlock->info.id.groupId,
+  qDebug("%s get sorted block, groupId:0x%" PRIx64 " rows:%" PRId64 , GET_TASKID(pTaskInfo), pDataBlock->info.id.groupId,
          pDataBlock->info.rows);
 
   return (pDataBlock->info.rows > 0) ? pDataBlock : NULL;

source/libs/executor/src/sysscanoperator.c

@@ -2267,7 +2267,7 @@ SOperatorInfo* createDataBlockInfoScanOperator(SReadHandle* readHandle, SBlockDi
     size_t          num = tableListGetSize(pTableListInfo);
     void*           pList = tableListGetInfo(pTableListInfo, 0);
 
-    code = tsdbReaderOpen(readHandle->vnode, &cond, pList, num, pInfo->pResBlock, &pInfo->pHandle, pTaskInfo->id.str);
+    code = tsdbReaderOpen(readHandle->vnode, &cond, pList, num, pInfo->pResBlock, &pInfo->pHandle, pTaskInfo->id.str, false);
     cleanupQueryTableDataCond(&cond);
     if (code != 0) {
       goto _error;

source/libs/function/src/builtinsimpl.c

@@ -494,8 +494,8 @@ bool getCountFuncEnv(SFunctionNode* UNUSED_PARAM(pFunc), SFuncExecEnv* pEnv) {
   return true;
 }
 
-static int32_t getNumOfElems(SqlFunctionCtx* pCtx) {
-  int32_t numOfElem = 0;
+static int64_t getNumOfElems(SqlFunctionCtx* pCtx) {
+  int64_t numOfElem = 0;
 
   /*
    * 1. column data missing (schema modified) causes pInputCol->hasNull == true. pInput->colDataSMAIsSet == true;
@@ -528,7 +528,7 @@ static int32_t getNumOfElems(SqlFunctionCtx* pCtx) {
  * count function does not use the pCtx->interResBuf to keep the intermediate buffer
  */
 int32_t countFunction(SqlFunctionCtx* pCtx) {
-  int32_t numOfElem = 0;
+  int64_t numOfElem = 0;
 
   SResultRowEntryInfo*  pResInfo = GET_RES_INFO(pCtx);
   SInputColumnInfoData* pInput = &pCtx->input;
@@ -555,7 +555,7 @@ int32_t countFunction(SqlFunctionCtx* pCtx) {
 }
 
 int32_t countInvertFunction(SqlFunctionCtx* pCtx) {
-  int32_t numOfElem = getNumOfElems(pCtx);
+  int64_t numOfElem = getNumOfElems(pCtx);
 
   SResultRowEntryInfo* pResInfo = GET_RES_INFO(pCtx);
   char*                buf = GET_ROWCELL_INTERBUF(pResInfo);
@@ -1929,7 +1929,7 @@ int32_t apercentileFunctionMerge(SqlFunctionCtx* pCtx) {
 
   SAPercentileInfo* pInfo = GET_ROWCELL_INTERBUF(pResInfo);
 
-  qDebug("%s total %d rows will merge, %p", __FUNCTION__, pInput->numOfRows, pInfo->pHisto);
+  qDebug("%s total %" PRId64 " rows will merge, %p", __FUNCTION__, pInput->numOfRows, pInfo->pHisto);
 
   int32_t start = pInput->startRowIndex;
   for (int32_t i = start; i < start + pInput->numOfRows; ++i) {

source/libs/qworker/src/qworker.c

@@ -199,7 +199,7 @@ int32_t qwExecTask(QW_FPARAMS_DEF, SQWTaskCtx *ctx, bool *queryStop) {
         QW_ERR_JRET(code);
       }
 
-      QW_TASK_DLOG("data put into sink, rows:%d, continueExecTask:%d", pRes->info.rows, qcontinue);
+      QW_TASK_DLOG("data put into sink, rows:%" PRId64 ", continueExecTask:%d", pRes->info.rows, qcontinue);
     }
 
     if (numOfResBlock == 0 || (hasMore == false)) {