diff --git a/source/libs/function/src/builtins.c b/source/libs/function/src/builtins.c
index f3d3393ac3fa122c60cddcd19373011c5c180495..0677bd7d636ba5c7bea0acfaec62e5ca109122e1 100644
--- a/source/libs/function/src/builtins.c
+++ b/source/libs/function/src/builtins.c
@@ -207,7 +207,6 @@ static int32_t countTrailingSpaces(const SValueNode* pVal, bool isLtrim) {
   }
 
   return numOfSpaces;
-
 }
 
 void static addTimezoneParam(SNodeList* pList) {
@@ -322,7 +321,7 @@ static int32_t translateTrimStr(SFunctionNode* pFunc, char* pErrBuf, int32_t len
   }
 
   int32_t numOfSpaces = 0;
-  SNode* pParamNode1 = nodesListGetNode(pFunc->pParameterList, 0);
+  SNode*  pParamNode1 = nodesListGetNode(pFunc->pParameterList, 0);
   // for select trim functions with constant value from table,
   // need to set the proper result result schema bytes to avoid
   // trailing garbage characters
@@ -331,7 +330,6 @@ static int32_t translateTrimStr(SFunctionNode* pFunc, char* pErrBuf, int32_t len
     numOfSpaces = countTrailingSpaces(pValue, isLtrim);
   }
 
-
   int32_t resBytes = pPara1->resType.bytes - numOfSpaces;
   pFunc->node.resType = (SDataType){.bytes = resBytes, .type = pPara1->resType.type};
   return TSDB_CODE_SUCCESS;
@@ -2141,7 +2139,7 @@ const SBuiltinFuncDefinition funcMgtBuiltins[] = {
   {
     .name = "avg",
     .type = FUNCTION_TYPE_AVG,
-    .classification = FUNC_MGT_AGG_FUNC,
+    .classification = FUNC_MGT_AGG_FUNC | FUNC_MGT_SPECIAL_DATA_REQUIRED,
     .translateFunc = translateInNumOutDou,
     .dataRequiredFunc = statisDataRequired,
     .getEnvFunc   = getAvgFuncEnv,
diff --git a/source/libs/nodes/src/nodesCodeFuncs.c b/source/libs/nodes/src/nodesCodeFuncs.c
index afd05eff1d1c6a2c895581b4be0f76e75e9ca631..c5851b787581fd8f15517a31deb936578bf350b5 100644
--- a/source/libs/nodes/src/nodesCodeFuncs.c
+++ b/source/libs/nodes/src/nodesCodeFuncs.c
@@ -559,6 +559,8 @@ static const char* jkScanLogicPlanStableId = "StableId";
 static const char* jkScanLogicPlanScanType = "ScanType";
 static const char* jkScanLogicPlanScanCount = "ScanCount";
 static const char* jkScanLogicPlanReverseScanCount = "ReverseScanCount";
+static const char* jkScanLogicPlanDynamicScanFuncs = "DynamicScanFuncs";
+static const char* jkScanLogicPlanDataRequired = "DataRequired";
 static const char* jkScanLogicPlanTagCond = "TagCond";
 static const char* jkScanLogicPlanGroupTags = "GroupTags";
 
@@ -590,6 +592,12 @@ static int32_t logicScanNodeToJson(const void* pObj, SJson* pJson) {
   if (TSDB_CODE_SUCCESS == code) {
     code = tjsonAddIntegerToObject(pJson, jkScanLogicPlanReverseScanCount, pNode->scanSeq[1]);
   }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonAddObject(pJson, jkScanLogicPlanDynamicScanFuncs, nodeToJson, pNode->pDynamicScanFuncs);
+  }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonAddIntegerToObject(pJson, jkScanLogicPlanDataRequired, pNode->dataRequired);
+  }
   if (TSDB_CODE_SUCCESS == code) {
     code = tjsonAddObject(pJson, jkScanLogicPlanTagCond, nodeToJson, pNode->pTagCond);
   }
@@ -629,6 +637,12 @@ static int32_t jsonToLogicScanNode(const SJson* pJson, void* pObj) {
   if (TSDB_CODE_SUCCESS == code) {
     code = tjsonGetUTinyIntValue(pJson, jkScanLogicPlanReverseScanCount, &pNode->scanSeq[1]);
   }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = jsonToNodeList(pJson, jkScanLogicPlanDynamicScanFuncs, &pNode->pDynamicScanFuncs);
+  }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonGetIntValue(pJson, jkScanLogicPlanDataRequired, &pNode->dataRequired);
+  }
   if (TSDB_CODE_SUCCESS == code) {
     code = jsonToNodeObject(pJson, jkScanLogicPlanTagCond, &pNode->pTagCond);
   }
diff --git a/source/libs/parser/src/parInsert.c b/source/libs/parser/src/parInsert.c
index ca9bb16c05fcbcd1edacf380f986e94eba1ca102..4fb55ed373bfdc849853184bd19916c388123ae2 100644
--- a/source/libs/parser/src/parInsert.c
+++ b/source/libs/parser/src/parInsert.c
@@ -1537,6 +1537,9 @@ static int32_t parseInsertBody(SInsertParseContext* pCxt) {
       autoCreateTbl = true;
     } else if (!existedUsing) {
       CHECK_CODE(getTableMeta(pCxt, tbNum, &name, dbFName));
+      if (TSDB_SUPER_TABLE == pCxt->pTableMeta->tableType) {
+        return buildInvalidOperationMsg(&pCxt->msg, "insert data into super table is not supported");
+      }
     }
 
     STableDataBlocks* dataBuf = NULL;
@@ -2534,7 +2537,7 @@ int32_t smlBindData(void* handle, SArray* tags, SArray* colsSchema, SArray* cols
         if (p) kv = *p;
       }
 
-      if (kv){
+      if (kv) {
         int32_t colLen = kv->length;
         if (pColSchema->type == TSDB_DATA_TYPE_TIMESTAMP) {
           //          uError("SML:data before:%" PRId64 ", precision:%d", kv->i, pTableMeta->tableInfo.precision);
@@ -2547,7 +2550,7 @@ int32_t smlBindData(void* handle, SArray* tags, SArray* colsSchema, SArray* cols
         } else {
           MemRowAppend(&pBuf, &(kv->value), colLen, &param);
         }
-      }else{
+      } else {
         pBuilder->hasNone = true;
       }
 
diff --git a/source/libs/planner/src/planOptimizer.c b/source/libs/planner/src/planOptimizer.c
index b160f45479a8e11a160fc092b7af536c4165436a..a700a21301ddb7a67717807ae9243e773463359f 100644
--- a/source/libs/planner/src/planOptimizer.c
+++ b/source/libs/planner/src/planOptimizer.c
@@ -617,7 +617,7 @@ static bool pushDownCondOptIsPriKey(SNode* pNode, SNodeList* pTableCols) {
     return false;
   }
   SColumnNode* pCol = (SColumnNode*)pNode;
-  if (PRIMARYKEY_TIMESTAMP_COL_ID != pCol->colId) {
+  if (PRIMARYKEY_TIMESTAMP_COL_ID != pCol->colId || TSDB_SYSTEM_TABLE == pCol->tableType) {
     return false;
   }
   return pushDownCondOptBelongThisTable(pNode, pTableCols);
diff --git a/source/libs/planner/test/planGroupByTest.cpp b/source/libs/planner/test/planGroupByTest.cpp
index a553d3addc7e445412a56a579e2fda7e02f742ea..8b8f92bd4f770b1ae652fe9358acf6a822181d0f 100644
--- a/source/libs/planner/test/planGroupByTest.cpp
+++ b/source/libs/planner/test/planGroupByTest.cpp
@@ -40,6 +40,8 @@ TEST_F(PlanGroupByTest, basic) {
   run("SELECT COUNT(*) FROM st1 GROUP BY c1");
 
   run("SELECT SUM(c1) FROM st1 GROUP BY c2 HAVING SUM(c1) IS NOT NULL");
+
+  run("SELECT AVG(c1) FROM st1");
 }
 
 TEST_F(PlanGroupByTest, withPartitionBy) {