diff --git a/src/client/inc/tscUtil.h b/src/client/inc/tscUtil.h
index 2c888b8d2d3461facc963b7a22fb74f9f1d5c7ad..b250eed5a12e88b1c4829ceee52520764d4e96b6 100644
--- a/src/client/inc/tscUtil.h
+++ b/src/client/inc/tscUtil.h
@@ -143,6 +143,7 @@ bool tscIsSessionWindowQuery(SQueryInfo* pQueryInfo);
 bool tscIsSecondStageQuery(SQueryInfo* pQueryInfo);
 bool tsIsArithmeticQueryOnAggResult(SQueryInfo* pQueryInfo);
 bool tscGroupbyColumn(SQueryInfo* pQueryInfo);
+bool tscGroupbyTag(SQueryInfo* pQueryInfo);
 int32_t tscGetTopBotQueryExprIndex(SQueryInfo* pQueryInfo);
 bool tscIsTopBotQuery(SQueryInfo* pQueryInfo);
 bool hasTagValOutput(SQueryInfo* pQueryInfo);
diff --git a/src/client/src/tscSQLParser.c b/src/client/src/tscSQLParser.c
index 8dfb7f6bb7321472931aa05b0b96d4237583fcc4..2103c5c8ededaee59b22f9a024b71d57ff241703 100644
--- a/src/client/src/tscSQLParser.c
+++ b/src/client/src/tscSQLParser.c
@@ -8895,6 +8895,7 @@ int32_t validateSqlNode(SSqlObj* pSql, SSqlNode* pSqlNode, SQueryInfo* pQueryInf
     pQueryInfo->simpleAgg = isSimpleAggregateRv(pQueryInfo);
     pQueryInfo->onlyTagQuery = onlyTagPrjFunction(pQueryInfo);
     pQueryInfo->groupbyColumn = tscGroupbyColumn(pQueryInfo);
+    pQueryInfo->groupbyTag = tscGroupbyTag(pQueryInfo);
     pQueryInfo->arithmeticOnAgg   = tsIsArithmeticQueryOnAggResult(pQueryInfo);
     pQueryInfo->orderProjectQuery = tscOrderedProjectionQueryOnSTable(pQueryInfo, 0);
 
diff --git a/src/client/src/tscSubquery.c b/src/client/src/tscSubquery.c
index cba337cd1c7048acf76b77c614adecaa75bce0c9..af5d21c279d186d33f14768cb69af3c1e887b00a 100644
--- a/src/client/src/tscSubquery.c
+++ b/src/client/src/tscSubquery.c
@@ -3736,6 +3736,25 @@ static UNUSED_FUNC bool tscHasRemainDataInSubqueryResultSet(SSqlObj *pSql) {
   return hasData;
 }
 
+
+void tscSetQuerySort(SQueryInfo* pQueryInfo, SQueryAttr* pQueryAttr) {
+  if (pQueryInfo->interval.interval <= 0) {
+    return;
+  }
+  
+  if (pQueryInfo->pUpstream != NULL && taosArrayGetSize(pQueryInfo->pUpstream) > 0) {
+    size_t size = taosArrayGetSize(pQueryInfo->pUpstream);
+    for(int32_t i = 0; i < size; ++i) {
+      SQueryInfo* pq = taosArrayGetP(pQueryInfo->pUpstream, i);
+      if (pq->groupbyTag && pq->interval.interval > 0) {
+        pQueryAttr->needSort = true;
+        return;
+      }
+    }
+  }
+}
+
+
 void* createQInfoFromQueryNode(SQueryInfo* pQueryInfo, STableGroupInfo* pTableGroupInfo, SOperatorInfo* pSourceOperator,
                                char* sql, void* merger, int32_t stage, uint64_t qId) {
   assert(pQueryInfo != NULL);
@@ -3838,6 +3857,7 @@ void* createQInfoFromQueryNode(SQueryInfo* pQueryInfo, STableGroupInfo* pTableGr
   SArray* pa = NULL;
   if (stage == MASTER_SCAN) {
     pQueryAttr->createFilterOperator = false;  // no need for parent query
+    tscSetQuerySort(pQueryInfo, pQueryAttr);
     pa = createExecOperatorPlan(pQueryAttr);
   } else {
     pa = createGlobalMergePlan(pQueryAttr);
diff --git a/src/client/src/tscUtil.c b/src/client/src/tscUtil.c
index 2b16ffc011f875ba716e60de207c26bfad3fcaec..6a3ceef2c242f6f8ca7781db8694580f180d3358 100644
--- a/src/client/src/tscUtil.c
+++ b/src/client/src/tscUtil.c
@@ -385,6 +385,19 @@ bool tscGroupbyColumn(SQueryInfo* pQueryInfo) {
   return false;
 }
 
+bool tscGroupbyTag(SQueryInfo* pQueryInfo) {
+  SGroupbyExpr* pGroupbyExpr = &pQueryInfo->groupbyExpr;
+  for (int32_t k = 0; k < pGroupbyExpr->numOfGroupCols; ++k) {
+    SColIndex* pIndex = taosArrayGet(pGroupbyExpr->columnInfo, k);
+    if (TSDB_COL_IS_TAG(pIndex->flag)) {  // group by tag
+      return true;
+    }
+  }
+
+  return false;
+}
+
+
 int32_t tscGetTopBotQueryExprIndex(SQueryInfo* pQueryInfo) {
   size_t numOfExprs = tscNumOfExprs(pQueryInfo);
 
@@ -1217,6 +1230,7 @@ static void createInputDataFilterInfo(SQueryInfo* px, int32_t numOfCol1, int32_t
   tfree(tableCols);
 }
 
+
 void handleDownstreamOperator(SSqlObj** pSqlObjList, int32_t numOfUpstream, SQueryInfo* px, SSqlObj* pSql) {
   SSqlRes* pOutput = &pSql->res;
 
diff --git a/src/query/inc/qExecutor.h b/src/query/inc/qExecutor.h
index 17e027b6f65c3f9f0f088f21a78ff6bbfdeb4747..acd70b66883d59f8ace42c804307d395c0df3b4b 100644
--- a/src/query/inc/qExecutor.h
+++ b/src/query/inc/qExecutor.h
@@ -227,6 +227,7 @@ typedef struct SQueryAttr {
   bool             stateWindow;       // window State on sub/normal table
   bool             createFilterOperator; // if filter operator is needed
   bool             multigroupResult; // multigroup result can exist in one SSDataBlock
+  bool             needSort;         // need sort rowRes
   int32_t          interBufSize;     // intermediate buffer sizse
 
   int32_t          havingNum;        // having expr number
diff --git a/src/query/inc/qTableMeta.h b/src/query/inc/qTableMeta.h
index fce8e23d1c0f2aa4b2bf4b35f2b99a1b5344658d..5db76bce188e4386ebe3c83af82b8faf72d0ed5f 100644
--- a/src/query/inc/qTableMeta.h
+++ b/src/query/inc/qTableMeta.h
@@ -142,7 +142,8 @@ typedef struct SQueryInfo {
   struct SQueryInfo *pDownstream;
   int32_t            havingFieldNum;
   bool               stableQuery;
-  bool               groupbyColumn;
+  bool               groupbyColumn;  
+  bool               groupbyTag;
   bool               simpleAgg;
   bool               arithmeticOnAgg;
   bool               projectionQuery;
diff --git a/src/query/src/qExecutor.c b/src/query/src/qExecutor.c
index 42787f22190e3fd7685af6598b51fc9c9699d0c2..ae4db6bdb8a7887e7adc7bf15354a104f1a903fa 100644
--- a/src/query/src/qExecutor.c
+++ b/src/query/src/qExecutor.c
@@ -5917,6 +5917,18 @@ static SSDataBlock* doFilter(void* param, bool* newgroup) {
   return NULL;
 }
 
+static int32_t resRowCompare(const void *r1, const void *r2) {
+  SResultRow *res1 = *(SResultRow **)r1;
+  SResultRow *res2 = *(SResultRow **)r2;
+
+  if (res1->win.skey == res2->win.skey) {
+    return 0;
+  } else {
+    return res1->win.skey > res2->win.skey ? 1 : -1;
+  }
+}
+
+
 static SSDataBlock* doIntervalAgg(void* param, bool* newgroup) {
   SOperatorInfo* pOperator = (SOperatorInfo*) param;
   if (pOperator->status == OP_EXEC_DONE) {
@@ -5962,6 +5974,10 @@ static SSDataBlock* doIntervalAgg(void* param, bool* newgroup) {
   pQueryAttr->window = win;
 
   pOperator->status = OP_RES_TO_RETURN;
+  if (pIntervalInfo->resultRowInfo.size > 0 && pQueryAttr->needSort) {
+    qsort(pIntervalInfo->resultRowInfo.pResult, pIntervalInfo->resultRowInfo.size, POINTER_BYTES, resRowCompare);
+  }
+  
   closeAllResultRows(&pIntervalInfo->resultRowInfo);
   setQueryStatus(pRuntimeEnv, QUERY_COMPLETED);
   finalizeQueryResult(pOperator, pIntervalInfo->pCtx, &pIntervalInfo->resultRowInfo, pIntervalInfo->rowCellInfoOffset);
diff --git a/tests/script/general/parser/nestquery.sim b/tests/script/general/parser/nestquery.sim
index 3c1ba0336973b8d07c785337de2d2c66202520c4..4182b867053d5d26cdc95970c545fd0c5f20d09c 100644
--- a/tests/script/general/parser/nestquery.sim
+++ b/tests/script/general/parser/nestquery.sim
@@ -508,4 +508,381 @@ if $data11 != 2.000000000 then
   return -1
 endi
 
-system sh/exec.sh -n dnode1 -s stop -x SIGINT
\ No newline at end of file
+sql create database test2;
+sql use test2;
+sql create table meters (ts TIMESTAMP,a INT,b INT) TAGS (area INT);
+sql CREATE TABLE t0 USING meters TAGS (0);
+sql CREATE TABLE t1 USING meters TAGS (1);
+sql CREATE TABLE t2 USING meters TAGS (1);
+sql CREATE TABLE t3 USING meters TAGS (0);
+sql insert into t0 values ('2021-09-30 15:00:00.00',0,0);
+sql insert into t0 values ('2021-09-30 15:00:01.00',1,1);
+sql insert into t0 values ('2021-09-30 15:00:03.00',3,3);
+sql insert into t0 values ('2021-09-30 15:00:05.00',5,5);
+sql insert into t0 values ('2021-09-30 15:00:07.00',7,7);
+sql insert into t0 values ('2021-09-30 15:00:09.00',9,9);
+
+sql insert into t1 values ('2021-09-30 15:00:00.00',0,0);
+sql insert into t1 values ('2021-09-30 15:00:02.00',2,2);
+sql insert into t1 values ('2021-09-30 15:00:04.00',4,4);
+sql insert into t1 values ('2021-09-30 15:00:06.00',6,6);
+sql insert into t1 values ('2021-09-30 15:00:08.00',8,8);
+sql insert into t1 values ('2021-09-30 15:00:10.00',10,10);
+
+sql insert into t2 values ('2021-09-30 15:00:00.00',0,0);
+sql insert into t2 values ('2021-09-30 15:00:01.00',11,11);
+sql insert into t2 values ('2021-09-30 15:00:02.00',22,22);
+sql insert into t2 values ('2021-09-30 15:00:03.00',33,33);
+sql insert into t2 values ('2021-09-30 15:00:04.00',44,44);
+sql insert into t2 values ('2021-09-30 15:00:05.00',55,55);
+
+sql insert into t3 values ('2021-09-30 15:00:00.00',0,0);
+sql insert into t3 values ('2021-09-30 15:00:01.00',11,11);
+sql insert into t3 values ('2021-09-30 15:00:02.00',22,22);
+sql insert into t3 values ('2021-09-30 15:00:03.00',33,33);
+sql insert into t3 values ('2021-09-30 15:00:04.00',44,44);
+sql insert into t3 values ('2021-09-30 15:00:05.00',55,55);
+
+sql select count(*) from meters interval(1s) group by tbname;
+if $rows != 24 then
+  return -1
+endi
+
+sql select count(*) from (select count(*) from meters interval(1s) group by tbname) interval(1s);
+if $rows != 11 then
+  return -1
+endi
+if $data00 != @21-09-30 15:00:00.000@ then
+  return -1
+endi
+if $data01 != 4 then
+  return -1
+endi
+if $data10 != @21-09-30 15:00:01.000@ then
+  return -1
+endi
+if $data11 != 3 then
+  return -1
+endi
+if $data20 != @21-09-30 15:00:02.000@ then
+  return -1
+endi
+if $data21 != 3 then
+  return -1
+endi
+if $data30 != @21-09-30 15:00:03.000@ then
+  return -1
+endi
+if $data31 != 3 then
+  return -1
+endi
+if $data40 != @21-09-30 15:00:04.000@ then
+  return -1
+endi
+if $data41 != 3 then
+  return -1
+endi
+if $data50 != @21-09-30 15:00:05.000@ then
+  return -1
+endi
+if $data51 != 3 then
+  return -1
+endi
+if $data60 != @21-09-30 15:00:06.000@ then
+  return -1
+endi
+if $data61 != 1 then
+  return -1
+endi
+if $data70 != @21-09-30 15:00:07.000@ then
+  return -1
+endi
+if $data71 != 1 then
+  return -1
+endi
+if $data80 != @21-09-30 15:00:08.000@ then
+  return -1
+endi
+if $data81 != 1 then
+  return -1
+endi
+if $data90 != @21-09-30 15:00:09.000@ then
+  return -1
+endi
+if $data91 != 1 then
+  return -1
+endi
+
+sql select count(*) from (select count(*) from meters interval(1s) group by area) interval(1s);
+if $rows != 11 then
+  return -1
+endi
+if $data00 != @21-09-30 15:00:00.000@ then
+  return -1
+endi
+if $data01 != 2 then
+  return -1
+endi
+if $data10 != @21-09-30 15:00:01.000@ then
+  return -1
+endi
+if $data11 != 2 then
+  return -1
+endi
+if $data20 != @21-09-30 15:00:02.000@ then
+  return -1
+endi
+if $data21 != 2 then
+  return -1
+endi
+if $data30 != @21-09-30 15:00:03.000@ then
+  return -1
+endi
+if $data31 != 2 then
+  return -1
+endi
+if $data40 != @21-09-30 15:00:04.000@ then
+  return -1
+endi
+if $data41 != 2 then
+  return -1
+endi
+if $data50 != @21-09-30 15:00:05.000@ then
+  return -1
+endi
+if $data51 != 2 then
+  return -1
+endi
+if $data60 != @21-09-30 15:00:06.000@ then
+  return -1
+endi
+if $data61 != 1 then
+  return -1
+endi
+if $data70 != @21-09-30 15:00:07.000@ then
+  return -1
+endi
+if $data71 != 1 then
+  return -1
+endi
+if $data80 != @21-09-30 15:00:08.000@ then
+  return -1
+endi
+if $data81 != 1 then
+  return -1
+endi
+if $data90 != @21-09-30 15:00:09.000@ then
+  return -1
+endi
+if $data91 != 1 then
+  return -1
+endi
+
+
+sql select sum(sa) from (select sum(a) as sa from meters interval(1s) group by tbname) interval(1s);
+if $rows != 11 then
+  return -1
+endi
+if $data00 != @21-09-30 15:00:00.000@ then
+  return -1
+endi
+if $data01 != 0 then
+  return -1
+endi
+if $data10 != @21-09-30 15:00:01.000@ then
+  return -1
+endi
+if $data11 != 23 then
+  return -1
+endi
+if $data20 != @21-09-30 15:00:02.000@ then
+  return -1
+endi
+if $data21 != 46 then
+  return -1
+endi
+if $data30 != @21-09-30 15:00:03.000@ then
+  return -1
+endi
+if $data31 != 69 then
+  return -1
+endi
+if $data40 != @21-09-30 15:00:04.000@ then
+  return -1
+endi
+if $data41 != 92 then
+  return -1
+endi
+if $data50 != @21-09-30 15:00:05.000@ then
+  return -1
+endi
+if $data51 != 115 then
+  return -1
+endi
+if $data60 != @21-09-30 15:00:06.000@ then
+  return -1
+endi
+if $data61 != 6 then
+  return -1
+endi
+if $data70 != @21-09-30 15:00:07.000@ then
+  return -1
+endi
+if $data71 != 7 then
+  return -1
+endi
+if $data80 != @21-09-30 15:00:08.000@ then
+  return -1
+endi
+if $data81 != 8 then
+  return -1
+endi
+if $data90 != @21-09-30 15:00:09.000@ then
+  return -1
+endi
+if $data91 != 9 then
+  return -1
+endi
+
+sql select sum(sa) from (select sum(a) as sa from meters interval(1s) group by area) interval(1s);
+if $rows != 11 then
+  return -1
+endi
+if $data00 != @21-09-30 15:00:00.000@ then
+  return -1
+endi
+if $data01 != 0 then
+  return -1
+endi
+if $data10 != @21-09-30 15:00:01.000@ then
+  return -1
+endi
+if $data11 != 23 then
+  return -1
+endi
+if $data20 != @21-09-30 15:00:02.000@ then
+  return -1
+endi
+if $data21 != 46 then
+  return -1
+endi
+if $data30 != @21-09-30 15:00:03.000@ then
+  return -1
+endi
+if $data31 != 69 then
+  return -1
+endi
+if $data40 != @21-09-30 15:00:04.000@ then
+  return -1
+endi
+if $data41 != 92 then
+  return -1
+endi
+if $data50 != @21-09-30 15:00:05.000@ then
+  return -1
+endi
+if $data51 != 115 then
+  return -1
+endi
+if $data60 != @21-09-30 15:00:06.000@ then
+  return -1
+endi
+if $data61 != 6 then
+  return -1
+endi
+if $data70 != @21-09-30 15:00:07.000@ then
+  return -1
+endi
+if $data71 != 7 then
+  return -1
+endi
+if $data80 != @21-09-30 15:00:08.000@ then
+  return -1
+endi
+if $data81 != 8 then
+  return -1
+endi
+if $data90 != @21-09-30 15:00:09.000@ then
+  return -1
+endi
+if $data91 != 9 then
+  return -1
+endi
+
+
+
+sql select count(*) from (select count(*) from meters interval(1s)) interval(1s);
+if $rows != 11 then
+  return -1
+endi
+if $data00 != @21-09-30 15:00:00.000@ then
+  return -1
+endi
+if $data01 != 1 then
+  return -1
+endi
+if $data10 != @21-09-30 15:00:01.000@ then
+  return -1
+endi
+if $data11 != 1 then
+  return -1
+endi
+if $data20 != @21-09-30 15:00:02.000@ then
+  return -1
+endi
+if $data21 != 1 then
+  return -1
+endi
+if $data30 != @21-09-30 15:00:03.000@ then
+  return -1
+endi
+if $data31 != 1 then
+  return -1
+endi
+if $data40 != @21-09-30 15:00:04.000@ then
+  return -1
+endi
+if $data41 != 1 then
+  return -1
+endi
+if $data50 != @21-09-30 15:00:05.000@ then
+  return -1
+endi
+if $data51 != 1 then
+  return -1
+endi
+if $data60 != @21-09-30 15:00:06.000@ then
+  return -1
+endi
+if $data61 != 1 then
+  return -1
+endi
+if $data70 != @21-09-30 15:00:07.000@ then
+  return -1
+endi
+if $data71 != 1 then
+  return -1
+endi
+if $data80 != @21-09-30 15:00:08.000@ then
+  return -1
+endi
+if $data81 != 1 then
+  return -1
+endi
+if $data90 != @21-09-30 15:00:09.000@ then
+  return -1
+endi
+if $data91 != 1 then
+  return -1
+endi
+
+sql select count(*) from (select count(*) from meters interval(1s) group by tbname);
+if $rows != 1 then
+  return -1
+endi
+if $data00 != 24 then
+  return -1
+endi
+
+
+system sh/exec.sh -n dnode1 -s stop -x SIGINT