diff --git a/include/libs/nodes/plannodes.h b/include/libs/nodes/plannodes.h
index a11ea0b2cdaa4867e5d5b09968d3df643c1ba87d..e382fa4efd4eea7f22cf41da92ec751bd7a2fa4a 100644
--- a/include/libs/nodes/plannodes.h
+++ b/include/libs/nodes/plannodes.h
@@ -111,6 +111,7 @@ typedef struct SAggLogicNode {
   SNodeList* pGroupKeys;
   SNodeList* pAggFuncs;
   bool       hasLastRow;
+  bool       hasTimeLineFunc;
 } SAggLogicNode;
 
 typedef struct SProjectLogicNode {
diff --git a/source/libs/executor/src/executorimpl.c b/source/libs/executor/src/executorimpl.c
index 44a78f2a0bb7297e2a11d9bc0445ef09d55ed923..9ebcd82ff961a4e76ba77d1ec6ee699d1ec864da 100644
--- a/source/libs/executor/src/executorimpl.c
+++ b/source/libs/executor/src/executorimpl.c
@@ -521,7 +521,7 @@ static int32_t doSetInputDataBlock(SOperatorInfo* pOperator, SqlFunctionCtx* pCt
 
         // NOTE: the last parameter is the primary timestamp column
         // todo: refactor this
-        if (fmIsTimelineFunc(pCtx[i].functionId) && (j == pOneExpr->base.numOfParams - 1)) {
+        if (fmIsImplicitTsFunc(pCtx[i].functionId) && (j == pOneExpr->base.numOfParams - 1)) {
           pInput->pPTS = pInput->pData[j];  // in case of merge function, this is not always the ts column data.
                                             //          ASSERT(pInput->pPTS->info.type == TSDB_DATA_TYPE_TIMESTAMP);
         }
@@ -4440,10 +4440,10 @@ SOperatorInfo* createOperatorTree(SPhysiNode* pPhyNode, SExecTaskInfo* pTaskInfo
       return createExchangeOperatorInfo(pHandle->pMsgCb->clientRpc, (SExchangePhysiNode*)pPhyNode, pTaskInfo);
     } else if (QUERY_NODE_PHYSICAL_PLAN_STREAM_SCAN == type) {
       STableScanPhysiNode* pTableScanNode = (STableScanPhysiNode*)pPhyNode;
-      STimeWindowAggSupp aggSup = (STimeWindowAggSupp){
-          .waterMark = pTableScanNode->watermark,
-          .calTrigger = pTableScanNode->triggerType,
-          .maxTs = INT64_MIN,
+      STimeWindowAggSupp   aggSup = (STimeWindowAggSupp){
+            .waterMark = pTableScanNode->watermark,
+            .calTrigger = pTableScanNode->triggerType,
+            .maxTs = INT64_MIN,
       };
 
       if (pHandle->vnode) {
diff --git a/source/libs/function/src/builtins.c b/source/libs/function/src/builtins.c
index 567941c1578032e1e43873966787c8819bb96cbc..324a17320ee5baeff0e786589c3be8574376ab7c 100644
--- a/source/libs/function/src/builtins.c
+++ b/source/libs/function/src/builtins.c
@@ -2242,7 +2242,7 @@ const SBuiltinFuncDefinition funcMgtBuiltins[] = {
   {
     .name = "last_row",
     .type = FUNCTION_TYPE_LAST_ROW,
-    .classification = FUNC_MGT_AGG_FUNC | FUNC_MGT_MULTI_RES_FUNC | FUNC_MGT_SELECT_FUNC | FUNC_MGT_TIMELINE_FUNC | FUNC_MGT_IMPLICIT_TS_FUNC,
+    .classification = FUNC_MGT_AGG_FUNC | FUNC_MGT_MULTI_RES_FUNC | FUNC_MGT_SELECT_FUNC | FUNC_MGT_IMPLICIT_TS_FUNC,
     .translateFunc = translateFirstLast,
     .getEnvFunc   = getFirstLastFuncEnv,
     .initFunc     = functionSetup,
@@ -2253,7 +2253,7 @@ const SBuiltinFuncDefinition funcMgtBuiltins[] = {
   {
     .name = "_cache_last_row",
     .type = FUNCTION_TYPE_CACHE_LAST_ROW,
-    .classification = FUNC_MGT_AGG_FUNC | FUNC_MGT_MULTI_RES_FUNC | FUNC_MGT_SELECT_FUNC | FUNC_MGT_TIMELINE_FUNC | FUNC_MGT_IMPLICIT_TS_FUNC,
+    .classification = FUNC_MGT_AGG_FUNC | FUNC_MGT_MULTI_RES_FUNC | FUNC_MGT_SELECT_FUNC | FUNC_MGT_IMPLICIT_TS_FUNC,
     .translateFunc = translateFirstLast,
     .getEnvFunc   = getFirstLastFuncEnv,
     .initFunc     = functionSetup,
@@ -2263,7 +2263,7 @@ const SBuiltinFuncDefinition funcMgtBuiltins[] = {
   {
     .name = "first",
     .type = FUNCTION_TYPE_FIRST,
-    .classification = FUNC_MGT_AGG_FUNC | FUNC_MGT_SELECT_FUNC | FUNC_MGT_MULTI_RES_FUNC | FUNC_MGT_TIMELINE_FUNC | FUNC_MGT_IMPLICIT_TS_FUNC,
+    .classification = FUNC_MGT_AGG_FUNC | FUNC_MGT_SELECT_FUNC | FUNC_MGT_MULTI_RES_FUNC | FUNC_MGT_IMPLICIT_TS_FUNC,
     .translateFunc = translateFirstLast,
     .getEnvFunc   = getFirstLastFuncEnv,
     .initFunc     = functionSetup,
@@ -2277,7 +2277,7 @@ const SBuiltinFuncDefinition funcMgtBuiltins[] = {
   {
     .name = "_first_partial",
     .type = FUNCTION_TYPE_FIRST_PARTIAL,
-    .classification = FUNC_MGT_AGG_FUNC | FUNC_MGT_SELECT_FUNC | FUNC_MGT_MULTI_RES_FUNC | FUNC_MGT_TIMELINE_FUNC | FUNC_MGT_IMPLICIT_TS_FUNC,
+    .classification = FUNC_MGT_AGG_FUNC | FUNC_MGT_SELECT_FUNC | FUNC_MGT_MULTI_RES_FUNC | FUNC_MGT_IMPLICIT_TS_FUNC,
     .translateFunc = translateFirstLastPartial,
     .getEnvFunc   = getFirstLastFuncEnv,
     .initFunc     = functionSetup,
@@ -2288,7 +2288,7 @@ const SBuiltinFuncDefinition funcMgtBuiltins[] = {
   {
     .name = "_first_merge",
     .type = FUNCTION_TYPE_FIRST_MERGE,
-    .classification = FUNC_MGT_AGG_FUNC | FUNC_MGT_SELECT_FUNC | FUNC_MGT_MULTI_RES_FUNC | FUNC_MGT_TIMELINE_FUNC | FUNC_MGT_IMPLICIT_TS_FUNC,
+    .classification = FUNC_MGT_AGG_FUNC | FUNC_MGT_SELECT_FUNC | FUNC_MGT_MULTI_RES_FUNC | FUNC_MGT_IMPLICIT_TS_FUNC,
     .translateFunc = translateFirstLastMerge,
     .getEnvFunc   = getFirstLastFuncEnv,
     .initFunc     = functionSetup,
@@ -2299,7 +2299,7 @@ const SBuiltinFuncDefinition funcMgtBuiltins[] = {
   {
     .name = "last",
     .type = FUNCTION_TYPE_LAST,
-    .classification = FUNC_MGT_AGG_FUNC | FUNC_MGT_SELECT_FUNC | FUNC_MGT_MULTI_RES_FUNC | FUNC_MGT_TIMELINE_FUNC | FUNC_MGT_IMPLICIT_TS_FUNC,
+    .classification = FUNC_MGT_AGG_FUNC | FUNC_MGT_SELECT_FUNC | FUNC_MGT_MULTI_RES_FUNC | FUNC_MGT_IMPLICIT_TS_FUNC,
     .translateFunc = translateFirstLast,
     .getEnvFunc   = getFirstLastFuncEnv,
     .initFunc     = functionSetup,
@@ -2313,7 +2313,7 @@ const SBuiltinFuncDefinition funcMgtBuiltins[] = {
   {
     .name = "_last_partial",
     .type = FUNCTION_TYPE_LAST_PARTIAL,
-    .classification = FUNC_MGT_AGG_FUNC | FUNC_MGT_SELECT_FUNC | FUNC_MGT_MULTI_RES_FUNC | FUNC_MGT_TIMELINE_FUNC | FUNC_MGT_IMPLICIT_TS_FUNC,
+    .classification = FUNC_MGT_AGG_FUNC | FUNC_MGT_SELECT_FUNC | FUNC_MGT_MULTI_RES_FUNC | FUNC_MGT_IMPLICIT_TS_FUNC,
     .translateFunc = translateFirstLastPartial,
     .getEnvFunc   = getFirstLastFuncEnv,
     .initFunc     = functionSetup,
@@ -2324,7 +2324,7 @@ const SBuiltinFuncDefinition funcMgtBuiltins[] = {
   {
     .name = "_last_merge",
     .type = FUNCTION_TYPE_LAST_MERGE,
-    .classification = FUNC_MGT_AGG_FUNC | FUNC_MGT_SELECT_FUNC | FUNC_MGT_MULTI_RES_FUNC | FUNC_MGT_TIMELINE_FUNC | FUNC_MGT_IMPLICIT_TS_FUNC,
+    .classification = FUNC_MGT_AGG_FUNC | FUNC_MGT_SELECT_FUNC | FUNC_MGT_MULTI_RES_FUNC | FUNC_MGT_IMPLICIT_TS_FUNC,
     .translateFunc = translateFirstLastMerge,
     .getEnvFunc   = getFirstLastFuncEnv,
     .initFunc     = functionSetup,
diff --git a/source/libs/parser/src/parTranslater.c b/source/libs/parser/src/parTranslater.c
index e198df4bc439d64933a73102f5d1087eb0e3bec7..5a6bea6024cabf272bcdd650957c380334e6d1b3 100644
--- a/source/libs/parser/src/parTranslater.c
+++ b/source/libs/parser/src/parTranslater.c
@@ -1237,7 +1237,7 @@ static void setFuncClassification(SNode* pCurrStmt, SFunctionNode* pFunc) {
     pSelect->hasTailFunc = pSelect->hasTailFunc ? true : (FUNCTION_TYPE_TAIL == pFunc->funcType);
     pSelect->hasInterpFunc = pSelect->hasInterpFunc ? true : (FUNCTION_TYPE_INTERP == pFunc->funcType);
     pSelect->hasLastRowFunc = pSelect->hasLastRowFunc ? true : (FUNCTION_TYPE_LAST_ROW == pFunc->funcType);
-    pSelect->hasTimeLineFunc = pSelect->hasLastRowFunc ? true : fmIsTimelineFunc(pFunc->funcId);
+    pSelect->hasTimeLineFunc = pSelect->hasTimeLineFunc ? true : fmIsTimelineFunc(pFunc->funcId);
   }
 }
 
diff --git a/source/libs/planner/src/planLogicCreater.c b/source/libs/planner/src/planLogicCreater.c
index 366f97071023cf15adec4d794acd12695fc1e6ba..de9f16f1717e90739c80d4ae07b63271a0b45ab7 100644
--- a/source/libs/planner/src/planLogicCreater.c
+++ b/source/libs/planner/src/planLogicCreater.c
@@ -478,8 +478,9 @@ static int32_t createAggLogicNode(SLogicPlanContext* pCxt, SSelectStmt* pSelect,
   }
 
   pAgg->hasLastRow = pSelect->hasLastRowFunc;
+  pAgg->hasTimeLineFunc = pSelect->hasTimeLineFunc;
   pAgg->node.groupAction = GROUP_ACTION_SET;
-  pAgg->node.requireDataOrder = DATA_ORDER_LEVEL_NONE;
+  pAgg->node.requireDataOrder = pAgg->hasTimeLineFunc ? DATA_ORDER_LEVEL_IN_GROUP : DATA_ORDER_LEVEL_NONE;
   pAgg->node.resultDataOrder = DATA_ORDER_LEVEL_NONE;
 
   int32_t code = TSDB_CODE_SUCCESS;
@@ -928,7 +929,7 @@ static int32_t createDistinctLogicNode(SLogicPlanContext* pCxt, SSelectStmt* pSe
   int32_t code = TSDB_CODE_SUCCESS;
   // set grouyp keys, agg funcs and having conditions
   SNodeList* pGroupKeys = NULL;
-  SNode* pProjection = NULL;
+  SNode*     pProjection = NULL;
   FOREACH(pProjection, pSelect->pProjectionList) {
     code = nodesListMakeStrictAppend(&pGroupKeys, createGroupingSetNode(pProjection));
     if (TSDB_CODE_SUCCESS != code) {
diff --git a/source/libs/planner/src/planSpliter.c b/source/libs/planner/src/planSpliter.c
index a7ccb72792f35832aedf0dff1d653dd515c0aaab..6a99c0b8dbd17735a28eb474b74ec7408b6832b5 100644
--- a/source/libs/planner/src/planSpliter.c
+++ b/source/libs/planner/src/planSpliter.c
@@ -904,14 +904,6 @@ static int32_t stbSplSplitScanNodeWithPartTags(SSplitContext* pCxt, SStableSplit
   return code;
 }
 
-static int32_t stbSplSplitScanNode(SSplitContext* pCxt, SStableSplitInfo* pInfo) {
-  SScanLogicNode* pScan = (SScanLogicNode*)pInfo->pSplitNode;
-  if (NULL != pScan->pGroupTags) {
-    return stbSplSplitScanNodeWithPartTags(pCxt, pInfo);
-  }
-  return stbSplSplitScanNodeWithoutPartTags(pCxt, pInfo);
-}
-
 static SNode* stbSplFindPrimaryKeyFromScan(SScanLogicNode* pScan) {
   SNode* pCol = NULL;
   FOREACH(pCol, pScan->pScanCols) {
@@ -922,7 +914,7 @@ static SNode* stbSplFindPrimaryKeyFromScan(SScanLogicNode* pScan) {
   return NULL;
 }
 
-static int32_t stbSplSplitScanNodeForJoin(SSplitContext* pCxt, SLogicSubplan* pSubplan, SScanLogicNode* pScan) {
+static int32_t stbSplSplitMergeScanNode(SSplitContext* pCxt, SLogicSubplan* pSubplan, SScanLogicNode* pScan) {
   SNodeList* pMergeKeys = NULL;
   int32_t    code = stbSplCreateMergeKeysByPrimaryKey(stbSplFindPrimaryKeyFromScan(pScan), &pMergeKeys);
   if (TSDB_CODE_SUCCESS == code) {
@@ -937,12 +929,24 @@ static int32_t stbSplSplitScanNodeForJoin(SSplitContext* pCxt, SLogicSubplan* pS
   return code;
 }
 
+static int32_t stbSplSplitScanNode(SSplitContext* pCxt, SStableSplitInfo* pInfo) {
+  SScanLogicNode* pScan = (SScanLogicNode*)pInfo->pSplitNode;
+  if (SCAN_TYPE_TABLE_MERGE == pScan->scanType) {
+    pInfo->pSubplan->subplanType = SUBPLAN_TYPE_MERGE;
+    return stbSplSplitMergeScanNode(pCxt, pInfo->pSubplan, pScan);
+  }
+  if (NULL != pScan->pGroupTags) {
+    return stbSplSplitScanNodeWithPartTags(pCxt, pInfo);
+  }
+  return stbSplSplitScanNodeWithoutPartTags(pCxt, pInfo);
+}
+
 static int32_t stbSplSplitJoinNodeImpl(SSplitContext* pCxt, SLogicSubplan* pSubplan, SJoinLogicNode* pJoin) {
   int32_t code = TSDB_CODE_SUCCESS;
   SNode*  pChild = NULL;
   FOREACH(pChild, pJoin->node.pChildren) {
     if (QUERY_NODE_LOGIC_PLAN_SCAN == nodeType(pChild)) {
-      code = stbSplSplitScanNodeForJoin(pCxt, pSubplan, (SScanLogicNode*)pChild);
+      code = stbSplSplitMergeScanNode(pCxt, pSubplan, (SScanLogicNode*)pChild);
     } else if (QUERY_NODE_LOGIC_PLAN_JOIN == nodeType(pChild)) {
       code = stbSplSplitJoinNodeImpl(pCxt, pSubplan, (SJoinLogicNode*)pChild);
     } else {
diff --git a/source/libs/planner/src/planUtil.c b/source/libs/planner/src/planUtil.c
index d4bd7e51622c7c021c5102d2babe1bb50b412dc3..bfa6079cb15f92588b6f9490fa8ebb63809cdfb7 100644
--- a/source/libs/planner/src/planUtil.c
+++ b/source/libs/planner/src/planUtil.c
@@ -124,7 +124,7 @@ int32_t replaceLogicNode(SLogicSubplan* pSubplan, SLogicNode* pOld, SLogicNode*
 }
 
 static int32_t adjustScanDataRequirement(SScanLogicNode* pScan, EDataOrderLevel requirement) {
-  if (SCAN_TYPE_TABLE != pScan->scanType || SCAN_TYPE_TABLE_MERGE != pScan->scanType) {
+  if (SCAN_TYPE_TABLE != pScan->scanType && SCAN_TYPE_TABLE_MERGE != pScan->scanType) {
     return TSDB_CODE_SUCCESS;
   }
   // The lowest sort level of scan output data is DATA_ORDER_LEVEL_IN_BLOCK
@@ -161,7 +161,9 @@ static int32_t adjustAggDataRequirement(SAggLogicNode* pAgg, EDataOrderLevel req
     return TSDB_CODE_PLAN_INTERNAL_ERROR;
   }
   pAgg->node.resultDataOrder = requirement;
-  pAgg->node.requireDataOrder = requirement;
+  if (pAgg->hasTimeLineFunc) {
+    pAgg->node.requireDataOrder = requirement < DATA_ORDER_LEVEL_IN_GROUP ? DATA_ORDER_LEVEL_IN_GROUP : requirement;
+  }
   return TSDB_CODE_SUCCESS;
 }
 
diff --git a/source/libs/planner/test/planBasicTest.cpp b/source/libs/planner/test/planBasicTest.cpp
index 2fe731a553ba56169f5c3b81d81a8afc648bf01c..8f9cd94c19eb29c20898a10a1167803a74384b2e 100644
--- a/source/libs/planner/test/planBasicTest.cpp
+++ b/source/libs/planner/test/planBasicTest.cpp
@@ -139,6 +139,10 @@ TEST_F(PlanBasicTest, timeLineFunc) {
   run("SELECT CSUM(c1) FROM t1");
 
   run("SELECT CSUM(c1) FROM st1");
+
+  run("SELECT TWA(c1) FROM t1");
+
+  run("SELECT TWA(c1) FROM st1");
 }
 
 TEST_F(PlanBasicTest, multiResFunc) {