diff --git a/src/client/src/tscFunctionImpl.c b/src/client/src/tscFunctionImpl.c
index f8a8d0d6a7cecc632112a364cfbd502b1a6dd47c..b7543cb42dcc24e3d5aa30c8b0769c7a6ddc22c4 100644
--- a/src/client/src/tscFunctionImpl.c
+++ b/src/client/src/tscFunctionImpl.c
@@ -221,7 +221,7 @@ int32_t getResultDataInfo(int32_t dataType, int32_t dataBytes, int32_t functionI
     } else if (functionId == TSDB_FUNC_TWA) {
       *type = TSDB_DATA_TYPE_DOUBLE;
       *bytes = sizeof(STwaInfo);
-      *intermediateResBytes = sizeof(STwaInfo);
+      *intermediateResBytes = *bytes;
       return TSDB_CODE_SUCCESS;
     }
   }
@@ -272,7 +272,6 @@ int32_t getResultDataInfo(int32_t dataType, int32_t dataBytes, int32_t functionI
   } else if (functionId == TSDB_FUNC_PERCT) {
     *type = (int16_t)TSDB_DATA_TYPE_DOUBLE;
     *bytes = (int16_t)sizeof(double);
-    //*intermediateResBytes = POINTER_BYTES;
     *intermediateResBytes = (int16_t)sizeof(double);
   } else if (functionId == TSDB_FUNC_LEASTSQR) {
     *type = TSDB_DATA_TYPE_BINARY;
diff --git a/src/system/detail/inc/vnodeRead.h b/src/system/detail/inc/vnodeRead.h
index 321b837c771fc4e2aa815ef102a2a76346e3d845..ed7b965acbd664953a5a68e6350940fd5f7145ee 100644
--- a/src/system/detail/inc/vnodeRead.h
+++ b/src/system/detail/inc/vnodeRead.h
@@ -85,10 +85,15 @@ typedef struct SQueryCostSummary {
   int64_t tmpBufferInDisk;  // size of buffer for intermediate result
 } SQueryCostSummary;
 
+typedef struct SPosInfo {
+  int64_t pageId;
+  int32_t rowId;
+} SPosInfo;
+
 typedef struct SOutputRes {
   uint16_t     numOfRows;
   int32_t      nAlloc;
-  tFilePage**  result;
+  SPosInfo     pos;
   SResultInfo* resultInfo;
 } SOutputRes;
 
@@ -175,16 +180,17 @@ typedef struct SQueryRuntimeEnv {
    * So we keep a copy of the support structure as well as the cache block data itself.
    */
   SCacheBlock         cacheBlock;
+  
+  SQueryResultBuf*    pResultBuf;
+  bool                stableQuery;  // is super table query or not
 } SQueryRuntimeEnv;
 
-/* intermediate result during multimeter query involves interval */
+/* intermediate pos during multimeter query involves interval */
 typedef struct SMeterQueryInfo {
   int64_t      lastKey;
   int64_t      skey;
   int64_t      ekey;
   int32_t      numOfRes;
-//  uint32_t     numOfPages;
-//  uint32_t     numOfAlloc;
   int32_t      reverseIndex;    // reversed output indicator, start from (numOfRes-1)
   int16_t      reverseFillRes;  // denote if reverse fill the results in supplementary scan required or not
   int16_t      queryRangeSet;   // denote if the query range is set, only available for interval query
@@ -192,8 +198,6 @@ typedef struct SMeterQueryInfo {
   int64_t      tag;
   STSCursor    cur;
   SResultInfo* resultInfo;
-//  uint32_t*    pageList;
-//  SIDList      pageIdList;
   int32_t      sid; // for retrieve the page id list
 } SMeterQueryInfo;
 
@@ -238,16 +242,8 @@ typedef struct SMeterQuerySupportObj {
    */
   int32_t meterIdx;
 
-//  int32_t meterOutputFd;
-//  int32_t lastPageId;
-//  int32_t numOfPages;
   int32_t numOfGroupResultPages;
   int32_t groupResultSize;
-  SQueryResultBuf* pResultBuf;
-//  char*   meterOutputMMapBuf;
-//  int64_t bufSize;
-//  char    extBufFile[256];  // external file name
-
   SMeterDataInfo* pMeterDataInfo;
 
   TSKEY* tsList;
diff --git a/src/system/detail/src/vnodeQueryProcess.c b/src/system/detail/src/vnodeQueryProcess.c
index 9bcbc772699f4482ef2ad4cde1329db594346a3d..278d334c8e57652488389646a91de203cc791867 100644
--- a/src/system/detail/src/vnodeQueryProcess.c
+++ b/src/system/detail/src/vnodeQueryProcess.c
@@ -858,7 +858,7 @@ static void doOrderedScan(SQInfo *pQInfo) {
 static void setupMeterQueryInfoForSupplementQuery(SMeterQuerySupportObj *pSupporter) {
   for (int32_t i = 0; i < pSupporter->numOfMeters; ++i) {
     SMeterQueryInfo *pMeterQueryInfo = pSupporter->pMeterDataInfo[i].pMeterQInfo;
-    SQueryResultBuf* pResultBuf = pSupporter->pResultBuf;
+    SQueryResultBuf* pResultBuf = pSupporter->runtimeEnv.pResultBuf;
     
     changeMeterQueryInfoForSuppleQuery(pResultBuf, pMeterQueryInfo, pSupporter->rawSKey, pSupporter->rawEKey);
   }