fix(query): fix coverity issues.

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

@@ -1891,6 +1891,10 @@ static int32_t doMergeMultiLevelRows(STsdbReader* pReader, STableBlockScanInfo*
       } else {
         init = true;
         STSchema* pSchema = doGetSchemaForTSRow(TSDBROW_SVERSION(piRow), pReader, pBlockScanInfo->uid);
+        if (pSchema == NULL) {
+          return code;
+        }
+
         code = tRowMergerInit(&merge, piRow, pSchema);
         if (code != TSDB_CODE_SUCCESS) {
           return code;
@@ -2286,7 +2290,7 @@ _end:
   if (pResBlock->info.rows > 0) {
     tsdbDebug("%p uid:%" PRIu64 ", composed data block created, brange:%" PRIu64 "-%" PRIu64
               " rows:%d, elapsed time:%.2f ms %s",
-              pReader, pBlockScanInfo->uid, pResBlock->info.window.skey, pResBlock->info.window.ekey,
+              pReader, pResBlock->info.uid, pResBlock->info.window.skey, pResBlock->info.window.ekey,
               pResBlock->info.rows, el, pReader->idStr);
   }
 

source/libs/executor/inc/executorimpl.h

@@ -966,9 +966,7 @@ SOperatorInfo* createMultiwayMergeOperatorInfo(SOperatorInfo** dowStreams, size_
 SOperatorInfo* createCacherowsScanOperator(SLastRowScanPhysiNode* pTableScanNode, SReadHandle* readHandle,
                                            SExecTaskInfo* pTaskInfo);
 
-SOperatorInfo* createIntervalOperatorInfo(SOperatorInfo* downstream, SExprInfo* pExprInfo, int32_t numOfCols,
-                                          SSDataBlock* pResBlock, SInterval* pInterval, int32_t primaryTsSlotId,
-                                          STimeWindowAggSupp* pTwAggSupp, SIntervalPhysiNode* pPhyNode,
+SOperatorInfo* createIntervalOperatorInfo(SOperatorInfo* downstream, SIntervalPhysiNode* pPhyNode,
                                           SExecTaskInfo* pTaskInfo, bool isStream);
 SOperatorInfo* createMergeIntervalOperatorInfo(SOperatorInfo* downstream, SMergeIntervalPhysiNode* pIntervalPhyNode,
                                                SExecTaskInfo* pTaskInfo);

source/libs/executor/src/executorimpl.c

@@ -3049,12 +3049,6 @@ SOperatorInfo* createAggregateOperatorInfo(SOperatorInfo* downstream, SAggPhysiN
   SSDataBlock* pResBlock = createResDataBlock(pAggNode->node.pOutputDataBlockDesc);
   initBasicInfo(&pInfo->binfo, pResBlock);
 
-  int32_t    numOfScalarExpr = 0;
-  SExprInfo* pScalarExprInfo = NULL;
-  if (pAggNode->pExprs != NULL) {
-    pScalarExprInfo = createExprInfo(pAggNode->pExprs, NULL, &numOfScalarExpr);
-  }
-
   size_t keyBufSize = sizeof(int64_t) + sizeof(int64_t) + POINTER_BYTES;
   initResultSizeInfo(&pOperator->resultInfo, 4096);
 
@@ -3065,6 +3059,12 @@ SOperatorInfo* createAggregateOperatorInfo(SOperatorInfo* downstream, SAggPhysiN
     goto _error;
   }
 
+  int32_t    numOfScalarExpr = 0;
+  SExprInfo* pScalarExprInfo = NULL;
+  if (pAggNode->pExprs != NULL) {
+    pScalarExprInfo = createExprInfo(pAggNode->pExprs, NULL, &numOfScalarExpr);
+  }
+
   code = initExprSupp(&pInfo->scalarExprSup, pScalarExprInfo, numOfScalarExpr);
   if (code != TSDB_CODE_SUCCESS) {
     goto _error;
@@ -3720,28 +3720,8 @@ SOperatorInfo* createOperatorTree(SPhysiNode* pPhyNode, SExecTaskInfo* pTaskInfo
   } else if (QUERY_NODE_PHYSICAL_PLAN_HASH_INTERVAL == type) {
     SIntervalPhysiNode* pIntervalPhyNode = (SIntervalPhysiNode*)pPhyNode;
 
-    SExprInfo*   pExprInfo = createExprInfo(pIntervalPhyNode->window.pFuncs, NULL, &num);
-    SSDataBlock* pResBlock = createResDataBlock(pPhyNode->pOutputDataBlockDesc);
-
-    SInterval interval = {.interval = pIntervalPhyNode->interval,
-                          .sliding = pIntervalPhyNode->sliding,
-                          .intervalUnit = pIntervalPhyNode->intervalUnit,
-                          .slidingUnit = pIntervalPhyNode->slidingUnit,
-                          .offset = pIntervalPhyNode->offset,
-                          .precision = ((SColumnNode*)pIntervalPhyNode->window.pTspk)->node.resType.precision};
-
-    STimeWindowAggSupp as = {
-        .waterMark = pIntervalPhyNode->window.watermark,
-        .calTrigger = pIntervalPhyNode->window.triggerType,
-        .maxTs = INT64_MIN,
-    };
-    ASSERT(as.calTrigger != STREAM_TRIGGER_MAX_DELAY);
-
-    int32_t tsSlotId = ((SColumnNode*)pIntervalPhyNode->window.pTspk)->slotId;
     bool isStream = (QUERY_NODE_PHYSICAL_PLAN_STREAM_INTERVAL == type);
-    pOptr = createIntervalOperatorInfo(ops[0], pExprInfo, num, pResBlock, &interval, tsSlotId, &as, pIntervalPhyNode,
-                                       pTaskInfo, isStream);
-
+    pOptr = createIntervalOperatorInfo(ops[0], pIntervalPhyNode, pTaskInfo, isStream);
   } else if (QUERY_NODE_PHYSICAL_PLAN_STREAM_INTERVAL == type) {
     pOptr = createStreamIntervalOperatorInfo(ops[0], pPhyNode, pTaskInfo);
   } else if (QUERY_NODE_PHYSICAL_PLAN_MERGE_ALIGNED_INTERVAL == type) {

source/libs/executor/src/timewindowoperator.c

@@ -1751,9 +1751,7 @@ void initStreamFunciton(SqlFunctionCtx* pCtx, int32_t numOfExpr) {
   }
 }
 
-SOperatorInfo* createIntervalOperatorInfo(SOperatorInfo* downstream, SExprInfo* pExprInfo, int32_t numOfCols,
-                                          SSDataBlock* pResBlock, SInterval* pInterval, int32_t primaryTsSlotId,
-                                          STimeWindowAggSupp* pTwAggSupp, SIntervalPhysiNode* pPhyNode,
+SOperatorInfo* createIntervalOperatorInfo(SOperatorInfo* downstream, SIntervalPhysiNode* pPhyNode,
                                           SExecTaskInfo* pTaskInfo, bool isStream) {
   SIntervalAggOperatorInfo* pInfo = taosMemoryCalloc(1, sizeof(SIntervalAggOperatorInfo));
   SOperatorInfo*            pOperator = taosMemoryCalloc(1, sizeof(SOperatorInfo));
@@ -1761,46 +1759,63 @@ SOperatorInfo* createIntervalOperatorInfo(SOperatorInfo* downstream, SExprInfo*
     goto _error;
   }
 
+  SSDataBlock* pResBlock = createResDataBlock(pPhyNode->window.node.pOutputDataBlockDesc);
+  initBasicInfo(&pInfo->binfo, pResBlock);
+
+  SExprSupp* pSup = &pOperator->exprSupp;
+  pInfo->primaryTsIndex = ((SColumnNode*)pPhyNode->window.pTspk)->slotId;
+
+  size_t keyBufSize = sizeof(int64_t) + sizeof(int64_t) + POINTER_BYTES;
+  initResultSizeInfo(&pOperator->resultInfo, 4096);
+
+  int32_t    num = 0;
+  SExprInfo* pExprInfo = createExprInfo(pPhyNode->window.pFuncs, NULL, &num);
+  int32_t    code = initAggInfo(pSup, &pInfo->aggSup, pExprInfo, num, keyBufSize, pTaskInfo->id.str);
+  if (code != TSDB_CODE_SUCCESS) {
+    goto _error;
+  }
+
+  SInterval interval = {.interval = pPhyNode->interval,
+      .sliding = pPhyNode->sliding,
+      .intervalUnit = pPhyNode->intervalUnit,
+      .slidingUnit = pPhyNode->slidingUnit,
+      .offset = pPhyNode->offset,
+      .precision = ((SColumnNode*)pPhyNode->window.pTspk)->node.resType.precision};
+
+  STimeWindowAggSupp as = {
+      .waterMark = pPhyNode->window.watermark,
+      .calTrigger = pPhyNode->window.triggerType,
+      .maxTs = INT64_MIN,
+  };
+
+  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;
-  pInfo->interval = *pInterval;
+  pInfo->interval = interval;
   pInfo->execModel = pTaskInfo->execModel;
-  pInfo->twAggSup = *pTwAggSupp;
+  pInfo->twAggSup = as;
   pInfo->pCondition = pPhyNode->window.node.pConditions;
   pInfo->binfo.mergeResultBlock = pPhyNode->window.mergeDataBlock;
 
   if (pPhyNode->window.pExprs != NULL) {
     int32_t    numOfScalar = 0;
     SExprInfo* pScalarExprInfo = createExprInfo(pPhyNode->window.pExprs, NULL, &numOfScalar);
-    int32_t    code = initExprSupp(&pInfo->scalarSupp, pScalarExprInfo, numOfScalar);
+    code = initExprSupp(&pInfo->scalarSupp, pScalarExprInfo, numOfScalar);
     if (code != TSDB_CODE_SUCCESS) {
       goto _error;
     }
   }
 
-  pInfo->primaryTsIndex = primaryTsSlotId;
-  SExprSupp* pSup = &pOperator->exprSupp;
-
-  size_t keyBufSize = sizeof(int64_t) + sizeof(int64_t) + POINTER_BYTES;
-  initResultSizeInfo(&pOperator->resultInfo, 4096);
-
-  int32_t code = initAggInfo(pSup, &pInfo->aggSup, pExprInfo, numOfCols, keyBufSize, pTaskInfo->id.str);
-  if (code != TSDB_CODE_SUCCESS) {
-    goto _error;
-  }
-
-  initBasicInfo(&pInfo->binfo, pResBlock);
-
   if (isStream) {
-    ASSERT(numOfCols > 0);
+    ASSERT(num > 0);
     initStreamFunciton(pSup->pCtx, pSup->numOfExprs);
   }
 
   initExecTimeWindowInfo(&pInfo->twAggSup.timeWindowData, &pInfo->win);
-
-  pInfo->timeWindowInterpo = timeWindowinterpNeeded(pSup->pCtx, numOfCols, pInfo);
+  pInfo->timeWindowInterpo = timeWindowinterpNeeded(pSup->pCtx, num, pInfo);
   if (pInfo->timeWindowInterpo) {
     pInfo->binfo.resultRowInfo.openWindow = tdListNew(sizeof(SOpenWindowInfo));
     if (pInfo->binfo.resultRowInfo.openWindow == NULL) {
@@ -1827,7 +1842,9 @@ SOperatorInfo* createIntervalOperatorInfo(SOperatorInfo* downstream, SExprInfo*
   return pOperator;
 
 _error:
+  if (pInfo != NULL) {
     destroyIntervalOperatorInfo(pInfo);
+  }
   taosMemoryFreeClear(pOperator);
   pTaskInfo->code = code;
   return NULL;

source/libs/executor/src/tsort.c

@@ -524,8 +524,6 @@ static int32_t doInternalMergeSort(SSortHandle* pHandle) {
       while (1) {
         SSDataBlock* pDataBlock = getSortedBlockDataInner(pHandle, &pHandle->cmpParam, numOfRows);
         if (pDataBlock == NULL) {
-          taosArrayDestroy(pResList);
-          taosArrayDestroy(pPageIdList);
           break;
         }
 

source/libs/function/src/builtinsimpl.c

@@ -2988,8 +2988,6 @@ int32_t lastFunction(SqlFunctionCtx* pCtx) {
 
 static void firstLastTransferInfo(SqlFunctionCtx* pCtx, SFirstLastRes* pInput, SFirstLastRes* pOutput, bool isFirst,
                                   int32_t rowIndex) {
-  SInputColumnInfoData* pColInfo = &pCtx->input;
-
   if (pOutput->hasResult) {
     if (isFirst) {
       if (pInput->ts > pOutput->ts) {