diff --git a/include/util/taoserror.h b/include/util/taoserror.h
index f626f49661..6489304bda 100644
--- a/include/util/taoserror.h
+++ b/include/util/taoserror.h
@@ -688,6 +688,7 @@ int32_t* taosGetErrno();
 #define TSDB_CODE_PAR_NOT_SUPPORT_JOIN          TAOS_DEF_ERROR_CODE(0, 0x2664)
 #define TSDB_CODE_PAR_INVALID_TAGS_PC           TAOS_DEF_ERROR_CODE(0, 0x2665)
 #define TSDB_CODE_PAR_INVALID_TIMELINE_QUERY    TAOS_DEF_ERROR_CODE(0, 0x2666)
+#define TSDB_CODE_PAR_INVALID_OPTR_USAGE        TAOS_DEF_ERROR_CODE(0, 0x2667)
 #define TSDB_CODE_PAR_INTERNAL_ERROR            TAOS_DEF_ERROR_CODE(0, 0x26FF)
 
 //planner
diff --git a/source/client/src/clientImpl.c b/source/client/src/clientImpl.c
index 70185a1395..1b4292b943 100644
--- a/source/client/src/clientImpl.c
+++ b/source/client/src/clientImpl.c
@@ -1085,6 +1085,10 @@ static int32_t asyncExecSchQuery(SRequestObj* pRequest, SQuery* pQuery, SMetaDat
     tscDebug("0x%" PRIx64 " plan not executed, code:%s 0x%" PRIx64, pRequest->self, tstrerror(code),
              pRequest->requestId);
     destorySqlCallbackWrapper(pWrapper);
+    if (TSDB_CODE_SUCCESS != code) {
+      pRequest->code = terrno;
+    }
+
     pRequest->body.queryFp(pRequest->body.param, pRequest, code);
   }
 
@@ -1132,11 +1136,6 @@ void launchAsyncQuery(SRequestObj* pRequest, SQuery* pQuery, SMetaData* pResultM
       pRequest->body.queryFp(pRequest->body.param, pRequest, -1);
       break;
   }
-
-  // TODO weired responding code?
-  if (TSDB_CODE_SUCCESS != code) {
-    pRequest->code = terrno;
-  }
 }
 
 int32_t refreshMeta(STscObj* pTscObj, SRequestObj* pRequest) {
diff --git a/source/dnode/vnode/src/tsdb/tsdbRead.c b/source/dnode/vnode/src/tsdb/tsdbRead.c
index c939c11536..5c7c63f59f 100644
--- a/source/dnode/vnode/src/tsdb/tsdbRead.c
+++ b/source/dnode/vnode/src/tsdb/tsdbRead.c
@@ -4550,6 +4550,8 @@ int32_t tsdbRetrieveDatablockSMA(STsdbReader* pReader, SSDataBlock* pDataBlock,
     return TSDB_CODE_SUCCESS;
   }
 
+  int64_t st = taosGetTimestampUs();
+
   SDataBlk* pBlock = getCurrentBlock(&pReader->status.blockIter);
   if (tDataBlkHasSma(pBlock)) {
     code = tsdbReadBlockSma(pReader->pFileReader, pBlock, pSup->pColAgg);
@@ -4611,6 +4613,9 @@ int32_t tsdbRetrieveDatablockSMA(STsdbReader* pReader, SSDataBlock* pDataBlock,
   *pBlockSMA = pResBlock->pBlockAgg;
   pReader->cost.smaDataLoad += 1;
 
+  double elapsedTime = (taosGetTimestampUs() - st) / 1000.0;
+  pReader->cost.smaLoadTime += elapsedTime;
+
   tsdbDebug("vgId:%d, succeed to load block SMA for uid %" PRIu64 ", %s", 0, pFBlock->uid, pReader->idStr);
   return code;
 }
diff --git a/source/libs/parser/src/parTranslater.c b/source/libs/parser/src/parTranslater.c
index 25e54fc5c4..a3c79b5757 100644
--- a/source/libs/parser/src/parTranslater.c
+++ b/source/libs/parser/src/parTranslater.c
@@ -1331,6 +1331,32 @@ static int32_t rewriteCountStar(STranslateContext* pCxt, SFunctionNode* pCount)
   return code;
 }
 
+static bool isCountNotNullValue(SFunctionNode* pFunc) {
+  if (FUNCTION_TYPE_COUNT != pFunc->funcType || 1 != LIST_LENGTH(pFunc->pParameterList)) {
+    return false;
+  }
+  SNode* pPara = nodesListGetNode(pFunc->pParameterList, 0);
+  return (QUERY_NODE_VALUE == nodeType(pPara) && !((SValueNode*)pPara)->isNull);
+}
+
+// count(1) is rewritten as count(ts) for scannning optimization
+static int32_t rewriteCountNotNullValue(STranslateContext* pCxt, SFunctionNode* pCount) {
+  SValueNode* pValue = (SValueNode*)nodesListGetNode(pCount->pParameterList, 0);
+  STableNode*  pTable = NULL;
+  int32_t      code = findTable(pCxt, NULL, &pTable);
+  if (TSDB_CODE_SUCCESS == code && QUERY_NODE_REAL_TABLE == nodeType(pTable)) {
+    SColumnNode* pCol = (SColumnNode*)nodesMakeNode(QUERY_NODE_COLUMN);
+    if (NULL == pCol) {
+      code = TSDB_CODE_OUT_OF_MEMORY;
+    } else {
+      setColumnInfoBySchema((SRealTableNode*)pTable, ((SRealTableNode*)pTable)->pMeta->schema, -1, pCol);
+      NODES_DESTORY_LIST(pCount->pParameterList);
+      code = nodesListMakeAppend(&pCount->pParameterList, (SNode*)pCol);
+    }
+  }
+  return code;
+}
+
 static bool isCountTbname(SFunctionNode* pFunc) {
   if (FUNCTION_TYPE_COUNT != pFunc->funcType || 1 != LIST_LENGTH(pFunc->pParameterList)) {
     return false;
@@ -2041,7 +2067,7 @@ static int32_t getGroupByErrorCode(STranslateContext* pCxt) {
   if (isSelectStmt(pCxt->pCurrStmt) && NULL != ((SSelectStmt*)pCxt->pCurrStmt)->pGroupByList) {
     return TSDB_CODE_PAR_GROUPBY_LACK_EXPRESSION;
   }
-  return TSDB_CODE_PAR_NO_VALID_FUNC_IN_WIN;
+  return TSDB_CODE_PAR_INVALID_OPTR_USAGE;
 }
 
 static EDealRes rewriteColToSelectValFunc(STranslateContext* pCxt, SNode** pNode) {
@@ -2114,13 +2140,13 @@ static EDealRes doCheckExprForGroupBy(SNode** pNode, void* pContext) {
   }
   if (isScanPseudoColumnFunc(*pNode) || QUERY_NODE_COLUMN == nodeType(*pNode)) {
     if (pSelect->selectFuncNum > 1 || pSelect->hasOtherVectorFunc || !pSelect->hasSelectFunc) {
-      return generateDealNodeErrMsg(pCxt, getGroupByErrorCode(pCxt));
+      return generateDealNodeErrMsg(pCxt, getGroupByErrorCode(pCxt), ((SExprNode*)(*pNode))->userAlias);
     } else {
       return rewriteColToSelectValFunc(pCxt, pNode);
     }
   }
   if (isVectorFunc(*pNode) && isDistinctOrderBy(pCxt)) {
-    return generateDealNodeErrMsg(pCxt, getGroupByErrorCode(pCxt));
+    return generateDealNodeErrMsg(pCxt, getGroupByErrorCode(pCxt), ((SExprNode*)(*pNode))->userAlias);
   }
   return DEAL_RES_CONTINUE;
 }
diff --git a/source/libs/parser/src/parUtil.c b/source/libs/parser/src/parUtil.c
index a4cf2f603d..793d05721e 100644
--- a/source/libs/parser/src/parUtil.c
+++ b/source/libs/parser/src/parUtil.c
@@ -174,6 +174,8 @@ static char* getSyntaxErrFormat(int32_t errCode) {
       return "Invalid usage of RANGE clause, EVERY clause or FILL clause";
     case TSDB_CODE_PAR_NO_VALID_FUNC_IN_WIN:
       return "No valid function in window query";
+    case TSDB_CODE_PAR_INVALID_OPTR_USAGE:
+      return "Invalid usage of expr: %s";
     case TSDB_CODE_OUT_OF_MEMORY:
       return "Out of memory";
     default:
diff --git a/source/libs/parser/test/parSelectTest.cpp b/source/libs/parser/test/parSelectTest.cpp
index fcd8dd1f26..ec6c69ea8d 100644
--- a/source/libs/parser/test/parSelectTest.cpp
+++ b/source/libs/parser/test/parSelectTest.cpp
@@ -286,7 +286,7 @@ TEST_F(ParserSelectTest, interval) {
 TEST_F(ParserSelectTest, intervalSemanticCheck) {
   useDb("root", "test");
 
-  run("SELECT c1 FROM t1 INTERVAL(10s)", TSDB_CODE_PAR_NO_VALID_FUNC_IN_WIN);
+  run("SELECT c1 FROM t1 INTERVAL(10s)", TSDB_CODE_PAR_INVALID_OPTR_USAGE);
   run("SELECT DISTINCT c1, c2 FROM t1 WHERE c1 > 3 INTERVAL(1d) FILL(NEXT)", TSDB_CODE_PAR_INVALID_FILL_TIME_RANGE);
   run("SELECT HISTOGRAM(c1, 'log_bin', '{\"start\": -33,\"factor\": 55,\"count\": 5,\"infinity\": false}', 1) FROM t1 "
       "WHERE ts > TIMESTAMP '2022-04-01 00:00:00' and ts < TIMESTAMP '2022-04-30 23:59:59' INTERVAL(10s) FILL(NULL)",