fix(query): fix memory leak.

source/libs/executor/inc/executorimpl.h

@@ -781,6 +781,7 @@ SArray* extractColMatchInfo(SNodeList* pNodeList, SDataBlockDescNode* pOutputNod
 SExprInfo* createExprInfo(SNodeList* pNodeList, SNodeList* pGroupKeys, int32_t* numOfExprs);
 SSDataBlock* createResDataBlock(SDataBlockDescNode* pNode);
 int32_t initQueryTableDataCond(SQueryTableDataCond* pCond, const STableScanPhysiNode* pTableScanNode);
+void clearupQueryTableDataCond(SQueryTableDataCond* pCond);
 
 SResultRow* doSetResultOutBufByKey(SDiskbasedBuf* pResultBuf, SResultRowInfo* pResultRowInfo,
                                    char* pData, int16_t bytes, bool masterscan, uint64_t groupId,

source/libs/executor/src/executorimpl.c

@@ -4906,6 +4906,11 @@ int32_t initQueryTableDataCond(SQueryTableDataCond* pCond, const STableScanPhysi
   return TSDB_CODE_SUCCESS;
 }
 
+void clearupQueryTableDataCond(SQueryTableDataCond* pCond) {
+  taosMemoryFree(pCond->twindows);
+  taosMemoryFree(pCond->colList);
+}
+
 SColumn extractColumnFromColumnNode(SColumnNode* pColNode) {
   SColumn c = {0};
   c.slotId = pColNode->slotId;
@@ -5111,7 +5116,10 @@ tsdbReaderT doCreateDataReader(STableScanPhysiNode* pTableScanNode, SReadHandle*
     goto _error;
   }
 
-  return tsdbReaderOpen(pHandle->vnode, &cond, pTableListInfo, queryId, taskId);
+  tsdbReaderT* pReader = tsdbReaderOpen(pHandle->vnode, &cond, pTableListInfo, queryId, taskId);
+  clearupQueryTableDataCond(&cond);
+
+  return pReader;
 
 _error:
   terrno = code;

source/libs/executor/src/scanoperator.c

@@ -526,6 +526,8 @@ static int32_t getTableScannerExecInfo(struct SOperatorInfo* pOptr, void** pOptr
 static void destroyTableScanOperatorInfo(void* param, int32_t numOfOutput) {
   STableScanInfo* pTableScanInfo = (STableScanInfo*)param;
   taosMemoryFree(pTableScanInfo->pResBlock);
+  clearupQueryTableDataCond(&pTableScanInfo->cond);
+
   tsdbCleanupReadHandle(pTableScanInfo->dataReader);
 
   taosArrayDestroy(pTableScanInfo->pGroupCols);
@@ -1439,16 +1441,18 @@ static SSDataBlock* doSysTableScan(SOperatorInfo* pOperator) {
                pRsp->numOfRows, pInfo->loadInfo.totalRows);
 
         if (pRsp->numOfRows == 0) {
+
+          taosMemoryFree(pRsp);
           return NULL;
         }
       }
 
-      SRetrieveMetaTableRsp* pTableRsp = pInfo->pRsp;
-      setDataBlockFromFetchRsp(pInfo->pRes, &pInfo->loadInfo, pTableRsp->numOfRows, pTableRsp->data, pTableRsp->compLen,
+      setDataBlockFromFetchRsp(pInfo->pRes, &pInfo->loadInfo, pRsp->numOfRows, pRsp->data, pRsp->compLen,
                                pOperator->numOfExprs, startTs, NULL, pInfo->scanCols);
 
       // todo log the filter info
       doFilterResult(pInfo);
+      taosMemoryFree(pRsp);
       if (pInfo->pRes->info.rows > 0) {
         return pInfo->pRes;
       }