diff --git a/source/libs/executor/inc/executorimpl.h b/source/libs/executor/inc/executorimpl.h
index 4f9b9f5c5d6e2bddf803d7ac2468c340bb34e6e1..28241d778c77af6a24abdc9d63c169bff50d021b 100644
--- a/source/libs/executor/inc/executorimpl.h
+++ b/source/libs/executor/inc/executorimpl.h
@@ -433,10 +433,7 @@ typedef struct SAggOperatorInfo {
   STableQueryInfo   *current;
   uint64_t           groupId;
   SGroupResInfo      groupResInfo;
-  SExprInfo         *pScalarExprInfo;
-  int32_t            numOfScalarExpr;      // the number of scalar expression before the aggregate function can be applied
-  SqlFunctionCtx    *pScalarCtx;                 // scalar function requried sql function struct.
-  int32_t           *rowEntryInfoOffset;  // offset value for each row result cell info
+  SExprSupp          scalarExprSup;
 } SAggOperatorInfo;
 
 typedef struct SProjectOperatorInfo {
@@ -662,15 +659,19 @@ SOperatorFpSet createOperatorFpSet(__optr_open_fn_t openFn, __optr_fn_t nextFn,
 int32_t operatorDummyOpenFn(SOperatorInfo* pOperator);
 void    operatorDummyCloseFn(void* param, int32_t numOfCols);
 int32_t appendDownstream(SOperatorInfo* p, SOperatorInfo** pDownstream, int32_t num);
-int32_t initAggInfo(SOptrBasicInfo* pBasicInfo, SExprSupp *pSup, SAggSupporter* pAggSup, SExprInfo* pExprInfo, int32_t numOfCols,
-                    SSDataBlock* pResultBlock, size_t keyBufSize, const char* pkey);
+
+void    initBasicInfo(SOptrBasicInfo* pInfo, SSDataBlock* pBlock);
+void    cleanupBasicInfo(SOptrBasicInfo* pInfo);
+void    initExprSupp(SExprSupp* pSup, SExprInfo* pExprInfo, int32_t numOfExpr);
+void    cleanupExprSup(SExprSupp* pSup);
+int32_t initAggInfo(SExprSupp *pSup, SAggSupporter* pAggSup, SExprInfo* pExprInfo, int32_t numOfCols, size_t keyBufSize,
+                    const char* pkey);
 void    initResultSizeInfo(SOperatorInfo* pOperator, int32_t numOfRows);
 void    doBuildResultDatablock(SOperatorInfo* pOperator, SOptrBasicInfo* pbInfo, SGroupResInfo* pGroupResInfo, SDiskbasedBuf* pBuf);
 
 void    doApplyFunctions(SExecTaskInfo* taskInfo, SqlFunctionCtx* pCtx, STimeWindow* pWin, SColumnInfoData* pTimeWindowData, int32_t offset,
                          int32_t forwardStep, TSKEY* tsCol, int32_t numOfTotal, int32_t numOfOutput, int32_t order);
 
-void    doDestroyBasicInfo(SOptrBasicInfo* pInfo, int32_t numOfOutput);
 int32_t extractDataBlockFromFetchRsp(SSDataBlock* pRes, SLoadRemoteDataInfo* pLoadInfo, int32_t numOfRows, char* pData,
                                   int32_t compLen, int32_t numOfOutput, int64_t startTs, uint64_t* total,
                                   SArray* pColList);
diff --git a/source/libs/executor/src/executorimpl.c b/source/libs/executor/src/executorimpl.c
index 5b51150321dcc332d033209b765b666aa3c0ff48..421fd56e1f60313f3da20a0de348692fbdb11e9a 100644
--- a/source/libs/executor/src/executorimpl.c
+++ b/source/libs/executor/src/executorimpl.c
@@ -90,8 +90,6 @@ static void doSetTagValueToResultBuf(char* output, const char* val, int16_t type
 
 static void setBlockStatisInfo(SqlFunctionCtx* pCtx, SExprInfo* pExpr, SSDataBlock* pSDataBlock);
 
-static void destroyTableQueryInfoImpl(STableQueryInfo* pTableQueryInfo);
-
 static void releaseQueryBuf(size_t numOfTables);
 
 static void destroySFillOperatorInfo(void* param, int32_t numOfOutput);
@@ -2862,9 +2860,9 @@ static int32_t doOpenAggregateOptr(SOperatorInfo* pOperator) {
     }
 
     // there is an scalar expression that needs to be calculated before apply the group aggregation.
-    if (pAggInfo->pScalarExprInfo != NULL) {
-      code = projectApplyFunctions(pAggInfo->pScalarExprInfo, pBlock, pBlock, pAggInfo->pScalarCtx,
-                                   pAggInfo->numOfScalarExpr, NULL);
+    if (pAggInfo->scalarExprSup.pExprInfo != NULL) {
+      SExprSupp* pSup1 = &pAggInfo->scalarExprSup;
+      code = projectApplyFunctions(pSup1->pExprInfo, pBlock, pBlock, pSup1->pCtx, pSup1->numOfExprs, NULL);
       if (code != TSDB_CODE_SUCCESS) {
         longjmp(pTaskInfo->env, code);
       }
@@ -3405,13 +3403,10 @@ void cleanupAggSup(SAggSupporter* pAggSup) {
   destroyDiskbasedBuf(pAggSup->pResultBuf);
 }
 
-int32_t initAggInfo(SOptrBasicInfo* pBasicInfo, SExprSupp* pSup, SAggSupporter* pAggSup, SExprInfo* pExprInfo, int32_t numOfCols,
-                    SSDataBlock* pResultBlock, size_t keyBufSize, const char* pkey) {
-  pSup->pCtx = createSqlFunctionCtx(pExprInfo, numOfCols, &pSup->rowEntryInfoOffset);
-  pBasicInfo->pRes = pResultBlock;
-
+int32_t initAggInfo(SExprSupp* pSup, SAggSupporter* pAggSup, SExprInfo* pExprInfo, int32_t numOfCols,
+                    size_t keyBufSize, const char* pkey) {
+  initExprSupp(pSup, pExprInfo, numOfCols);
   doInitAggInfoSup(pAggSup, pSup->pCtx, numOfCols, keyBufSize, pkey);
-
   for (int32_t i = 0; i < numOfCols; ++i) {
     pSup->pCtx[i].pBuf = pAggSup->pResultBuf;
   }
@@ -3428,6 +3423,19 @@ void initResultSizeInfo(SOperatorInfo* pOperator, int32_t numOfRows) {
   }
 }
 
+void initBasicInfo(SOptrBasicInfo* pInfo, SSDataBlock* pBlock) {
+  pInfo->pRes = pBlock;
+  initResultRowInfo(&pInfo->resultRowInfo);
+}
+
+void initExprSupp(SExprSupp* pSup, SExprInfo* pExprInfo, int32_t numOfExpr) {
+  pSup->pExprInfo = pExprInfo;
+  pSup->numOfExprs = numOfExpr;
+  if (pSup->pExprInfo != NULL) {
+    pSup->pCtx = createSqlFunctionCtx(pExprInfo, numOfExpr, &pSup->rowEntryInfoOffset);
+  }
+}
+
 SOperatorInfo* createAggregateOperatorInfo(SOperatorInfo* downstream, SExprInfo* pExprInfo, int32_t numOfCols,
                                            SSDataBlock* pResultBlock, SExprInfo* pScalarExprInfo,
                                            int32_t numOfScalarExpr, SExecTaskInfo* pTaskInfo) {
@@ -3441,28 +3449,20 @@ SOperatorInfo* createAggregateOperatorInfo(SOperatorInfo* downstream, SExprInfo*
   size_t  keyBufSize = sizeof(int64_t) + sizeof(int64_t) + POINTER_BYTES;
 
   initResultSizeInfo(pOperator, numOfRows);
-  int32_t code =
-      initAggInfo(&pInfo->binfo, &pOperator->exprSupp, &pInfo->aggSup, pExprInfo, numOfCols, pResultBlock, keyBufSize, pTaskInfo->id.str);
+  int32_t code = initAggInfo(&pOperator->exprSupp, &pInfo->aggSup, pExprInfo, numOfCols, keyBufSize, pTaskInfo->id.str);
   if (code != TSDB_CODE_SUCCESS) {
     goto _error;
   }
 
-  pInfo->groupId = INT32_MIN;
-  initResultRowInfo(&pInfo->binfo.resultRowInfo);
-
-  pInfo->pScalarExprInfo = pScalarExprInfo;
-  pInfo->numOfScalarExpr = numOfScalarExpr;
-  if (pInfo->pScalarExprInfo != NULL) {
-    pInfo->pScalarCtx = createSqlFunctionCtx(pScalarExprInfo, numOfScalarExpr, &pInfo->rowEntryInfoOffset);
-  }
+  initBasicInfo(&pInfo->binfo, pResultBlock);
+  initExprSupp(&pInfo->scalarExprSup, pScalarExprInfo, numOfScalarExpr);
 
-  pOperator->name = "TableAggregate";
+  pInfo->groupId       = INT32_MIN;
+  pOperator->name      = "TableAggregate";
   pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_HASH_AGG;
-  pOperator->blocking = true;
-  pOperator->status = OP_NOT_OPENED;
-  pOperator->info = pInfo;
-  pOperator->exprSupp.pExprInfo = pExprInfo;
-  pOperator->exprSupp.numOfExprs = numOfCols;
+  pOperator->blocking  = true;
+  pOperator->status    = OP_NOT_OPENED;
+  pOperator->info      = pInfo;
   pOperator->pTaskInfo = pTaskInfo;
 
   pOperator->fpSet = createOperatorFpSet(doOpenAggregateOptr, getAggregateResult, NULL, NULL, destroyAggOperatorInfo,
@@ -3501,7 +3501,7 @@ static void* destroySqlFunctionCtx(SqlFunctionCtx* pCtx, int32_t numOfOutput) {
   return NULL;
 }
 
-void doDestroyBasicInfo(SOptrBasicInfo* pInfo, int32_t numOfOutput) {
+void cleanupBasicInfo(SOptrBasicInfo* pInfo) {
   assert(pInfo != NULL);
   cleanupResultRowInfo(&pInfo->resultRowInfo);
   pInfo->pRes = blockDataDestroy(pInfo->pRes);
@@ -3509,12 +3509,12 @@ void doDestroyBasicInfo(SOptrBasicInfo* pInfo, int32_t numOfOutput) {
 
 void destroyBasicOperatorInfo(void* param, int32_t numOfOutput) {
   SOptrBasicInfo* pInfo = (SOptrBasicInfo*)param;
-  doDestroyBasicInfo(pInfo, numOfOutput);
+  cleanupBasicInfo(pInfo);
 }
 
 void destroyAggOperatorInfo(void* param, int32_t numOfOutput) {
   SAggOperatorInfo* pInfo = (SAggOperatorInfo*)param;
-  doDestroyBasicInfo(&pInfo->binfo, numOfOutput);
+  cleanupBasicInfo(&pInfo->binfo);
 }
 
 void destroySFillOperatorInfo(void* param, int32_t numOfOutput) {
@@ -3529,7 +3529,7 @@ static void destroyProjectOperatorInfo(void* param, int32_t numOfOutput) {
     return;
   }
   SProjectOperatorInfo* pInfo = (SProjectOperatorInfo*)param;
-  doDestroyBasicInfo(&pInfo->binfo, numOfOutput);
+  cleanupBasicInfo(&pInfo->binfo);
   cleanupAggSup(&pInfo->aggSup);
   taosArrayDestroy(pInfo->pPseudoColInfo);
 }
@@ -3543,7 +3543,7 @@ void cleanupExecSupp(SExprSupp* pSupp) {
 
 static void destroyIndefinitOperatorInfo(void* param, int32_t numOfOutput) {
   SIndefOperatorInfo* pInfo = (SIndefOperatorInfo*)param;
-  doDestroyBasicInfo(&pInfo->binfo, numOfOutput);
+  cleanupBasicInfo(&pInfo->binfo);
 
   taosArrayDestroy(pInfo->pPseudoColInfo);
   cleanupAggSup(&pInfo->aggSup);
@@ -3609,7 +3609,8 @@ SOperatorInfo* createProjectOperatorInfo(SOperatorInfo* downstream, SProjectPhys
   }
   initResultSizeInfo(pOperator, numOfRows);
 
-  initAggInfo(&pInfo->binfo, &pOperator->exprSupp, &pInfo->aggSup, pExprInfo, numOfCols, pResBlock, keyBufSize, pTaskInfo->id.str);
+  initAggInfo(&pOperator->exprSupp, &pInfo->aggSup, pExprInfo, numOfCols, keyBufSize, pTaskInfo->id.str);
+  initBasicInfo(&pInfo->binfo, pResBlock);
   setFunctionResultOutput(pOperator, &pInfo->binfo, &pInfo->aggSup, MAIN_SCAN, numOfCols);
 
   pInfo->pPseudoColInfo = setRowTsColumnOutputInfo(pOperator->exprSupp.pCtx, numOfCols);
@@ -3618,8 +3619,6 @@ SOperatorInfo* createProjectOperatorInfo(SOperatorInfo* downstream, SProjectPhys
   pOperator->blocking   = false;
   pOperator->status     = OP_NOT_OPENED;
   pOperator->info       = pInfo;
-  pOperator->exprSupp.pExprInfo      = pExprInfo;
-  pOperator->exprSupp.numOfExprs = numOfCols;
   pOperator->pTaskInfo  = pTaskInfo;
 
   pOperator->fpSet = createOperatorFpSet(operatorDummyOpenFn, doProjectOperation, NULL, NULL,
@@ -3719,11 +3718,10 @@ SOperatorInfo* createIndefinitOutputOperatorInfo(SOperatorInfo* downstream, SPhy
   int32_t    numOfExpr = 0;
   SExprInfo* pExprInfo = createExprInfo(pPhyNode->pVectorFuncs, NULL, &numOfExpr);
 
-  int32_t numOfScalarExpr = 0;
   if (pPhyNode->pExprs != NULL) {
-    SExprSupp* pSup = &pInfo->scalarSup;
-    pSup->pExprInfo = createExprInfo(pPhyNode->pExprs, NULL, &pSup->numOfExprs);
-    pSup->pCtx = createSqlFunctionCtx(pSup->pExprInfo, numOfScalarExpr, &pSup->rowEntryInfoOffset);
+    SExprSupp* pSup1 = &pInfo->scalarSup;
+    pSup1->pExprInfo = createExprInfo(pPhyNode->pExprs, NULL, &pSup1->numOfExprs);
+    pSup1->pCtx = createSqlFunctionCtx(pSup1->pExprInfo, pSup1->numOfExprs, &pSup1->rowEntryInfoOffset);
   }
 
   SSDataBlock* pResBlock = createResDataBlock(pPhyNode->node.pOutputDataBlockDesc);
@@ -3739,20 +3737,22 @@ SOperatorInfo* createIndefinitOutputOperatorInfo(SOperatorInfo* downstream, SPhy
   }
   initResultSizeInfo(pOperator, numOfRows);
 
-  initAggInfo(&pInfo->binfo, &pOperator->exprSupp, &pInfo->aggSup, pExprInfo, numOfExpr, pResBlock, keyBufSize, pTaskInfo->id.str);
+  initAggInfo(&pOperator->exprSupp, &pInfo->aggSup, pExprInfo, numOfExpr, keyBufSize, pTaskInfo->id.str);
+  initBasicInfo(&pInfo->binfo, pResBlock);
+
   setFunctionResultOutput(pOperator, &pInfo->binfo, &pInfo->aggSup, MAIN_SCAN, numOfExpr);
 
   pInfo->binfo.pRes = pResBlock;
   pInfo->pPseudoColInfo = setRowTsColumnOutputInfo(pSup->pCtx, numOfExpr);
 
-  pOperator->name = "IndefinitOperator";
+  pOperator->name         = "IndefinitOperator";
   pOperator->operatorType = QUERY_NODE_PHYSICAL_PLAN_PROJECT;
-  pOperator->blocking = false;
-  pOperator->status = OP_NOT_OPENED;
-  pOperator->info = pInfo;
+  pOperator->blocking     = false;
+  pOperator->status       = OP_NOT_OPENED;
+  pOperator->info         = pInfo;
   pOperator->exprSupp.pExprInfo = pExprInfo;
   pOperator->exprSupp.numOfExprs = numOfExpr;
-  pOperator->pTaskInfo = pTaskInfo;
+  pOperator->pTaskInfo    = pTaskInfo;
 
   pOperator->fpSet = createOperatorFpSet(operatorDummyOpenFn, doApplyIndefinitFunction, NULL, NULL,
                                          destroyIndefinitOperatorInfo, NULL, NULL, NULL);
diff --git a/source/libs/executor/src/groupoperator.c b/source/libs/executor/src/groupoperator.c
index d0d76d7da7aca760dde95731ba232b2a014432fd..527f4520bf72c06e1cceaf2d6e7f9105d3acd2e9 100644
--- a/source/libs/executor/src/groupoperator.c
+++ b/source/libs/executor/src/groupoperator.c
@@ -33,7 +33,7 @@ static int32_t  setGroupResultOutputBuf(SOperatorInfo* pOperator, SOptrBasicInfo
 
 static void destroyGroupOperatorInfo(void* param, int32_t numOfOutput) {
   SGroupbyOperatorInfo* pInfo = (SGroupbyOperatorInfo*)param;
-  doDestroyBasicInfo(&pInfo->binfo, numOfOutput);
+  cleanupBasicInfo(&pInfo->binfo);
   taosMemoryFreeClear(pInfo->keyBuf);
   taosArrayDestroy(pInfo->pGroupCols);
   taosArrayDestroy(pInfo->pGroupColVals);
@@ -397,7 +397,8 @@ SOperatorInfo* createGroupOperatorInfo(SOperatorInfo* downstream, SExprInfo* pEx
   }
 
   initResultSizeInfo(pOperator, 4096);
-  initAggInfo(&pInfo->binfo, &pOperator->exprSupp, &pInfo->aggSup, pExprInfo, numOfCols, pResultBlock, pInfo->groupKeyLen, pTaskInfo->id.str);
+  initAggInfo(&pOperator->exprSupp, &pInfo->aggSup, pExprInfo, numOfCols, pInfo->groupKeyLen, pTaskInfo->id.str);
+  initBasicInfo(&pInfo->binfo, pResultBlock);
   initResultRowInfo(&pInfo->binfo.resultRowInfo);
 
   pOperator->name         = "GroupbyAggOperator";
@@ -665,7 +666,7 @@ static SSDataBlock* hashPartition(SOperatorInfo* pOperator) {
 
 static void destroyPartitionOperatorInfo(void* param, int32_t numOfOutput) {
   SPartitionOperatorInfo* pInfo = (SPartitionOperatorInfo*)param;
-  doDestroyBasicInfo(&pInfo->binfo, numOfOutput);
+  cleanupBasicInfo(&pInfo->binfo);
   taosArrayDestroy(pInfo->pGroupCols);
 
   for(int i = 0; i < taosArrayGetSize(pInfo->pGroupColVals); i++){
diff --git a/source/libs/executor/src/timewindowoperator.c b/source/libs/executor/src/timewindowoperator.c
index e580bf6304ea16bb5084ac626a497badd2bf6983..a31bfab62d1d696486769a6255ff60459eeea314 100644
--- a/source/libs/executor/src/timewindowoperator.c
+++ b/source/libs/executor/src/timewindowoperator.c
@@ -1354,19 +1354,19 @@ static SSDataBlock* doStreamIntervalAgg(SOperatorInfo* pOperator) {
 
 static void destroyStateWindowOperatorInfo(void* param, int32_t numOfOutput) {
   SStateWindowOperatorInfo* pInfo = (SStateWindowOperatorInfo*)param;
-  doDestroyBasicInfo(&pInfo->binfo, numOfOutput);
+  cleanupBasicInfo(&pInfo->binfo);
   taosMemoryFreeClear(pInfo->stateKey.pData);
 }
 
 void destroyIntervalOperatorInfo(void* param, int32_t numOfOutput) {
   SIntervalAggOperatorInfo* pInfo = (SIntervalAggOperatorInfo*)param;
-  doDestroyBasicInfo(&pInfo->binfo, numOfOutput);
+  cleanupBasicInfo(&pInfo->binfo);
   cleanupAggSup(&pInfo->aggSup);
 }
 
 void destroyStreamFinalIntervalOperatorInfo(void* param, int32_t numOfOutput) {
   SStreamFinalIntervalOperatorInfo* pInfo = (SStreamFinalIntervalOperatorInfo*)param;
-  doDestroyBasicInfo(&pInfo->binfo, numOfOutput);
+  cleanupBasicInfo(&pInfo->binfo);
   cleanupAggSup(&pInfo->aggSup);
   if (pInfo->pChildren) {
     int32_t size = taosArrayGetSize(pInfo->pChildren);
@@ -1461,9 +1461,9 @@ SOperatorInfo* createIntervalOperatorInfo(SOperatorInfo* downstream, SExprInfo*
   size_t keyBufSize = sizeof(int64_t) + sizeof(int64_t) + POINTER_BYTES;
   initResultSizeInfo(pOperator, 4096);
 
-  int32_t code =
-      initAggInfo(&pInfo->binfo, pSup, &pInfo->aggSup, pExprInfo, numOfCols, pResBlock, keyBufSize, pTaskInfo->id.str);
-  
+  int32_t code = initAggInfo(pSup, &pInfo->aggSup, pExprInfo, numOfCols, keyBufSize, pTaskInfo->id.str);
+  initBasicInfo(&pInfo->binfo, pResBlock);
+
   if (isStream) {
     ASSERT(numOfCols > 0);
     increaseTs(pSup->pCtx);
@@ -1531,8 +1531,8 @@ SOperatorInfo* createStreamIntervalOperatorInfo(SOperatorInfo* downstream, SExpr
   size_t  keyBufSize = sizeof(int64_t) + sizeof(int64_t) + POINTER_BYTES;
 
   initResultSizeInfo(pOperator, numOfRows);
-  int32_t code =
-      initAggInfo(&pInfo->binfo, &pOperator->exprSupp, &pInfo->aggSup, pExprInfo, numOfCols, pResBlock, keyBufSize, pTaskInfo->id.str);
+  int32_t code = initAggInfo(&pOperator->exprSupp, &pInfo->aggSup, pExprInfo, numOfCols, keyBufSize, pTaskInfo->id.str);
+  initBasicInfo(&pInfo->binfo, pResBlock);
   initExecTimeWindowInfo(&pInfo->twAggSup.timeWindowData, &pInfo->win);
 
   if (code != TSDB_CODE_SUCCESS) {
@@ -1966,7 +1966,9 @@ SOperatorInfo* createStatewindowOperatorInfo(SOperatorInfo* downstream, SExprInf
   size_t keyBufSize = sizeof(int64_t) + sizeof(int64_t) + POINTER_BYTES;
 
   initResultSizeInfo(pOperator, 4096);
-  initAggInfo(&pInfo->binfo, &pOperator->exprSupp, &pInfo->aggSup, pExpr, numOfCols, pResBlock, keyBufSize, pTaskInfo->id.str);
+  initAggInfo(&pOperator->exprSupp, &pInfo->aggSup, pExpr, numOfCols, keyBufSize, pTaskInfo->id.str);
+  initBasicInfo(&pInfo->binfo, pResBlock);
+
   initResultRowInfo(&pInfo->binfo.resultRowInfo);
 
   pInfo->twAggSup = *pTwAggSup;
@@ -1995,7 +1997,7 @@ _error:
 
 void destroySWindowOperatorInfo(void* param, int32_t numOfOutput) {
   SSessionAggOperatorInfo* pInfo = (SSessionAggOperatorInfo*)param;
-  doDestroyBasicInfo(&pInfo->binfo, numOfOutput);
+  cleanupBasicInfo(&pInfo->binfo);
 }
 
 SOperatorInfo* createSessionAggOperatorInfo(SOperatorInfo* downstream, SExprInfo* pExprInfo, int32_t numOfCols,
@@ -2010,12 +2012,13 @@ SOperatorInfo* createSessionAggOperatorInfo(SOperatorInfo* downstream, SExprInfo
   size_t keyBufSize = sizeof(int64_t) + sizeof(int64_t) + POINTER_BYTES;
   initResultSizeInfo(pOperator, 4096);
 
-  int32_t code =
-      initAggInfo(&pInfo->binfo, &pOperator->exprSupp, &pInfo->aggSup, pExprInfo, numOfCols, pResBlock, keyBufSize, pTaskInfo->id.str);
+  int32_t code = initAggInfo(&pOperator->exprSupp, &pInfo->aggSup, pExprInfo, numOfCols, keyBufSize, pTaskInfo->id.str);
   if (code != TSDB_CODE_SUCCESS) {
     goto _error;
   }
 
+  initBasicInfo(&pInfo->binfo, pResBlock);
+
   pInfo->twAggSup = *pTwAggSupp;
   initResultRowInfo(&pInfo->binfo.resultRowInfo);
   initExecTimeWindowInfo(&pInfo->twAggSup.timeWindowData, &pTaskInfo->window);
@@ -2329,8 +2332,10 @@ SOperatorInfo* createStreamFinalIntervalOperatorInfo(SOperatorInfo* downstream,
   int32_t      numOfCols = 0;
   SExprInfo*   pExprInfo = createExprInfo(pIntervalPhyNode->window.pFuncs, NULL, &numOfCols);
   SSDataBlock* pResBlock = createResDataBlock(pPhyNode->pOutputDataBlockDesc);
-  int32_t code = initAggInfo(&pInfo->binfo, &pOperator->exprSupp, &pInfo->aggSup, pExprInfo, numOfCols,
-      pResBlock, keyBufSize, pTaskInfo->id.str);
+
+  int32_t code = initAggInfo(&pOperator->exprSupp, &pInfo->aggSup, pExprInfo, numOfCols, keyBufSize, pTaskInfo->id.str);
+  initBasicInfo(&pInfo->binfo, pResBlock);
+
   ASSERT(numOfCols > 0);
   increaseTs(pOperator->exprSupp.pCtx);
   initExecTimeWindowInfo(&pInfo->twAggSup.timeWindowData, &pTaskInfo->window);
@@ -2400,7 +2405,7 @@ void destroyStreamAggSupporter(SStreamAggSupporter* pSup) {
 
 void destroyStreamSessionAggOperatorInfo(void* param, int32_t numOfOutput) {
   SStreamSessionAggOperatorInfo* pInfo = (SStreamSessionAggOperatorInfo*)param;
-  doDestroyBasicInfo(&pInfo->binfo, numOfOutput);
+  cleanupBasicInfo(&pInfo->binfo);
   destroyStreamAggSupporter(&pInfo->streamAggSup);
   cleanupGroupResInfo(&pInfo->groupResInfo);
   if (pInfo->pChildren != NULL) {
@@ -2415,12 +2420,14 @@ void destroyStreamSessionAggOperatorInfo(void* param, int32_t numOfOutput) {
   }
 }
 
-int32_t initBasicInfo(SOptrBasicInfo* pBasicInfo, SExprSupp* pSup, SExprInfo* pExprInfo, int32_t numOfCols, SSDataBlock* pResultBlock) {
-  pSup->pCtx = createSqlFunctionCtx(pExprInfo, numOfCols, &pSup->rowEntryInfoOffset);
-  pBasicInfo->pRes = pResultBlock;
+int32_t initBasicInfoEx(SOptrBasicInfo* pBasicInfo, SExprSupp* pSup, SExprInfo* pExprInfo, int32_t numOfCols, SSDataBlock* pResultBlock) {
+  initExprSupp(pSup, pExprInfo, numOfCols);
+  initBasicInfo(pBasicInfo, pResultBlock);
+  
   for (int32_t i = 0; i < numOfCols; ++i) {
     pSup->pCtx[i].pBuf = NULL;
   }
+  
   ASSERT(numOfCols > 0);
   increaseTs(pSup->pCtx);
   return TSDB_CODE_SUCCESS;
@@ -2459,11 +2466,12 @@ SOperatorInfo* createStreamSessionAggOperatorInfo(SOperatorInfo* downstream, SPh
   initResultSizeInfo(pOperator, 4096);
   SExprSupp* pSup = &pOperator->exprSupp;
 
-  code = initBasicInfo(&pInfo->binfo, pSup, pExprInfo, numOfCols, pResBlock);
+  code = initBasicInfoEx(&pInfo->binfo, pSup, pExprInfo, numOfCols, pResBlock);
   if (code != TSDB_CODE_SUCCESS) {
     goto _error;
   }
   
+  
   code = initSessionAggSupporter(&pInfo->streamAggSup, "StreamSessionAggOperatorInfo", pSup->pCtx, numOfCols);
   if (code != TSDB_CODE_SUCCESS) {
     goto _error;
@@ -3031,7 +3039,7 @@ _error:
 
 void destroyStreamStateOperatorInfo(void* param, int32_t numOfOutput) {
   SStreamStateAggOperatorInfo* pInfo = (SStreamStateAggOperatorInfo*)param;
-  doDestroyBasicInfo(&pInfo->binfo, numOfOutput);
+  cleanupBasicInfo(&pInfo->binfo);
   destroyStreamAggSupporter(&pInfo->streamAggSup);
   cleanupGroupResInfo(&pInfo->groupResInfo);
   if (pInfo->pChildren != NULL) {
@@ -3385,7 +3393,7 @@ SOperatorInfo* createStreamStateAggOperatorInfo(SOperatorInfo* downstream, SPhys
   };
   initExecTimeWindowInfo(&pInfo->twAggSup.timeWindowData, &pTaskInfo->window);
 
-  code = initBasicInfo(&pInfo->binfo, pSup, pExprInfo, numOfCols, pResBlock);
+  code = initBasicInfoEx(&pInfo->binfo, pSup, pExprInfo, numOfCols, pResBlock);
   if (code != TSDB_CODE_SUCCESS) {
     goto _error;
   }
@@ -3604,19 +3612,17 @@ SOperatorInfo* createMergeIntervalOperatorInfo(SOperatorInfo* downstream, SExprI
   SIntervalAggOperatorInfo* iaInfo = &miaInfo->intervalAggOperatorInfo;
   SExprSupp* pSup = &pOperator->exprSupp;
 
-  iaInfo->win = pTaskInfo->window;
-  iaInfo->order = TSDB_ORDER_ASC;
-  iaInfo->interval = *pInterval;
-
+  iaInfo->win       = pTaskInfo->window;
+  iaInfo->order     = TSDB_ORDER_ASC;
+  iaInfo->interval  = *pInterval;
   iaInfo->execModel = pTaskInfo->execModel;
-
   iaInfo->primaryTsIndex = primaryTsSlotId;
 
   size_t keyBufSize = sizeof(int64_t) + sizeof(int64_t) + POINTER_BYTES;
   initResultSizeInfo(pOperator, 4096);
 
-  int32_t code =
-      initAggInfo(&iaInfo->binfo, &pOperator->exprSupp, &iaInfo->aggSup, pExprInfo, numOfCols, pResBlock, keyBufSize, pTaskInfo->id.str);
+  int32_t code = initAggInfo(&pOperator->exprSupp, &iaInfo->aggSup, pExprInfo, numOfCols, keyBufSize, pTaskInfo->id.str);
+  initBasicInfo(&iaInfo->binfo, pResBlock);
 
   initExecTimeWindowInfo(&iaInfo->twAggSup.timeWindowData, &iaInfo->win);
 
@@ -3625,8 +3631,7 @@ SOperatorInfo* createMergeIntervalOperatorInfo(SOperatorInfo* downstream, SExprI
     iaInfo->binfo.resultRowInfo.openWindow = tdListNew(sizeof(SResultRowPosition));
   }
 
-  //  iaInfo->pTableQueryInfo = initTableQueryInfo(pTableGroupInfo);
-  if (code != TSDB_CODE_SUCCESS /* || iaInfo->pTableQueryInfo == NULL*/) {
+  if (code != TSDB_CODE_SUCCESS) {
     goto _error;
   }