diff --git a/include/libs/nodes/plannodes.h b/include/libs/nodes/plannodes.h
index fa6ece6d2f..f55148e797 100644
--- a/include/libs/nodes/plannodes.h
+++ b/include/libs/nodes/plannodes.h
@@ -448,7 +448,7 @@ typedef struct SProjectPhysiNode {
   SNodeList* pProjections;
   bool       mergeDataBlock;
   bool       ignoreGroupId;
-  bool       inputIgnoreGroupId;
+  bool       inputIgnoreGroup;
 } SProjectPhysiNode;
 
 typedef struct SIndefRowsFuncPhysiNode {
diff --git a/source/libs/executor/src/projectoperator.c b/source/libs/executor/src/projectoperator.c
index b797b2d4d9..cc83ecd84e 100644
--- a/source/libs/executor/src/projectoperator.c
+++ b/source/libs/executor/src/projectoperator.c
@@ -27,7 +27,7 @@ typedef struct SProjectOperatorInfo {
   SLimitInfo     limitInfo;
   bool           mergeDataBlocks;
   SSDataBlock*   pFinalRes;
-  bool           inputIgnoreGroupId;
+  bool           inputIgnoreGroup;
 } SProjectOperatorInfo;
 
 typedef struct SIndefOperatorInfo {
@@ -110,7 +110,8 @@ SOperatorInfo* createProjectOperatorInfo(SOperatorInfo* downstream, SProjectPhys
   pInfo->pFinalRes = createOneDataBlock(pResBlock, false);
   pInfo->binfo.inputTsOrder = pProjPhyNode->node.inputTsOrder;
   pInfo->binfo.outputTsOrder = pProjPhyNode->node.outputTsOrder;
-
+  pInfo->inputIgnoreGroup = pProjPhyNode->inputIgnoreGroup;
+  
   if (pTaskInfo->execModel == OPTR_EXEC_MODEL_STREAM || pTaskInfo->execModel == OPTR_EXEC_MODEL_QUEUE) {
     pInfo->mergeDataBlocks = false;
   } else {
@@ -300,8 +301,8 @@ SSDataBlock* doProjectOperation(SOperatorInfo* pOperator) {
           pBlock->info.type == STREAM_CHECKPOINT) {
         return pBlock;
       }
-      
-      if (pProjectInfo->inputIgnoreGroupId) {
+
+      if (pProjectInfo->inputIgnoreGroup) {
         pBlock->info.id.groupId = 0;
       }
 
diff --git a/source/libs/nodes/src/nodesCloneFuncs.c b/source/libs/nodes/src/nodesCloneFuncs.c
index c68fd81d22..058579e87e 100644
--- a/source/libs/nodes/src/nodesCloneFuncs.c
+++ b/source/libs/nodes/src/nodesCloneFuncs.c
@@ -462,6 +462,7 @@ static int32_t logicProjectCopy(const SProjectLogicNode* pSrc, SProjectLogicNode
   CLONE_NODE_LIST_FIELD(pProjections);
   COPY_CHAR_ARRAY_FIELD(stmtName);
   COPY_SCALAR_FIELD(ignoreGroupId);
+  COPY_SCALAR_FIELD(inputIgnoreGroup);
   return TSDB_CODE_SUCCESS;
 }
 
diff --git a/source/libs/nodes/src/nodesCodeFuncs.c b/source/libs/nodes/src/nodesCodeFuncs.c
index 402a6c6e3d..153e34126e 100644
--- a/source/libs/nodes/src/nodesCodeFuncs.c
+++ b/source/libs/nodes/src/nodesCodeFuncs.c
@@ -784,6 +784,7 @@ static int32_t jsonToLogicScanNode(const SJson* pJson, void* pObj) {
 
 static const char* jkProjectLogicPlanProjections = "Projections";
 static const char* jkProjectLogicPlanIgnoreGroupId = "IgnoreGroupId";
+static const char* jkProjectLogicPlanInputIgnoreGroup= "InputIgnoreGroup";
 
 static int32_t logicProjectNodeToJson(const void* pObj, SJson* pJson) {
   const SProjectLogicNode* pNode = (const SProjectLogicNode*)pObj;
@@ -795,6 +796,9 @@ static int32_t logicProjectNodeToJson(const void* pObj, SJson* pJson) {
   if (TSDB_CODE_SUCCESS == code) {
     code = tjsonAddBoolToObject(pJson, jkProjectLogicPlanIgnoreGroupId, pNode->ignoreGroupId);
   }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonAddBoolToObject(pJson, jkProjectLogicPlanInputIgnoreGroup, pNode->inputIgnoreGroup);
+  }
 
   return code;
 }
@@ -809,7 +813,9 @@ static int32_t jsonToLogicProjectNode(const SJson* pJson, void* pObj) {
   if (TSDB_CODE_SUCCESS == code) {
     code = tjsonGetBoolValue(pJson, jkProjectLogicPlanIgnoreGroupId, &pNode->ignoreGroupId);
   }
-
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonGetBoolValue(pJson, jkProjectLogicPlanInputIgnoreGroup, &pNode->inputIgnoreGroup);
+  }
   return code;
 }
 
@@ -2043,6 +2049,7 @@ static int32_t jsonToPhysiSysTableScanNode(const SJson* pJson, void* pObj) {
 static const char* jkProjectPhysiPlanProjections = "Projections";
 static const char* jkProjectPhysiPlanMergeDataBlock = "MergeDataBlock";
 static const char* jkProjectPhysiPlanIgnoreGroupId = "IgnoreGroupId";
+static const char* jkProjectPhysiPlanInputIgnoreGroup = "InputIgnoreGroup";
 
 static int32_t physiProjectNodeToJson(const void* pObj, SJson* pJson) {
   const SProjectPhysiNode* pNode = (const SProjectPhysiNode*)pObj;
@@ -2057,7 +2064,9 @@ static int32_t physiProjectNodeToJson(const void* pObj, SJson* pJson) {
   if (TSDB_CODE_SUCCESS == code) {
     code = tjsonAddBoolToObject(pJson, jkProjectPhysiPlanIgnoreGroupId, pNode->ignoreGroupId);
   }
-
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonAddBoolToObject(pJson, jkProjectPhysiPlanInputIgnoreGroup, pNode->inputIgnoreGroup);
+  }
   return code;
 }
 
@@ -2074,7 +2083,9 @@ static int32_t jsonToPhysiProjectNode(const SJson* pJson, void* pObj) {
   if (TSDB_CODE_SUCCESS == code) {
     code = tjsonGetBoolValue(pJson, jkProjectPhysiPlanIgnoreGroupId, &pNode->ignoreGroupId);
   }
-
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonGetBoolValue(pJson, jkProjectPhysiPlanInputIgnoreGroup, &pNode->inputIgnoreGroup);
+  }
   return code;
 }
 
diff --git a/source/libs/nodes/src/nodesMsgFuncs.c b/source/libs/nodes/src/nodesMsgFuncs.c
index b36e2695f6..14742d6697 100644
--- a/source/libs/nodes/src/nodesMsgFuncs.c
+++ b/source/libs/nodes/src/nodesMsgFuncs.c
@@ -2355,7 +2355,8 @@ enum {
   PHY_PROJECT_CODE_BASE_NODE = 1,
   PHY_PROJECT_CODE_PROJECTIONS,
   PHY_PROJECT_CODE_MERGE_DATA_BLOCK,
-  PHY_PROJECT_CODE_IGNORE_GROUP_ID
+  PHY_PROJECT_CODE_IGNORE_GROUP_ID,
+  PHY_PROJECT_CODE_INPUT_IGNORE_GROUP
 };
 
 static int32_t physiProjectNodeToMsg(const void* pObj, STlvEncoder* pEncoder) {
@@ -2371,6 +2372,9 @@ static int32_t physiProjectNodeToMsg(const void* pObj, STlvEncoder* pEncoder) {
   if (TSDB_CODE_SUCCESS == code) {
     code = tlvEncodeBool(pEncoder, PHY_PROJECT_CODE_IGNORE_GROUP_ID, pNode->ignoreGroupId);
   }
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tlvEncodeBool(pEncoder, PHY_PROJECT_CODE_INPUT_IGNORE_GROUP, pNode->inputIgnoreGroup);
+  }
 
   return code;
 }
@@ -2394,6 +2398,9 @@ static int32_t msgToPhysiProjectNode(STlvDecoder* pDecoder, void* pObj) {
       case PHY_PROJECT_CODE_IGNORE_GROUP_ID:
         code = tlvDecodeBool(pTlv, &pNode->ignoreGroupId);
         break;
+      case PHY_PROJECT_CODE_INPUT_IGNORE_GROUP:
+        code = tlvDecodeBool(pTlv, &pNode->inputIgnoreGroup);
+        break;
       default:
         break;
     }
diff --git a/source/libs/planner/src/planOptimizer.c b/source/libs/planner/src/planOptimizer.c
index a6ea1a836a..e0af7880ee 100644
--- a/source/libs/planner/src/planOptimizer.c
+++ b/source/libs/planner/src/planOptimizer.c
@@ -2980,10 +2980,7 @@ static bool mergeProjectsMayBeOptimized(SLogicNode* pNode) {
       NULL != pChild->pConditions || NULL != pChild->pLimit || NULL != pChild->pSlimit) {
     return false;
   }
-  if (false == ((SProjectLogicNode*)pChild)->ignoreGroupId) {
-    qError("internal error, child project output does not ignore group id");
-    return false;
-  }
+
   return true;
 }
 
@@ -3022,7 +3019,12 @@ static EDealRes mergeProjectionsExpr(SNode** pNode, void* pContext) {
 
 static int32_t mergeProjectsOptimizeImpl(SOptimizeContext* pCxt, SLogicSubplan* pLogicSubplan, SLogicNode* pSelfNode) {
   SLogicNode* pChild = (SLogicNode*)nodesListGetNode(pSelfNode->pChildren, 0);
-
+  if (false == ((SProjectLogicNode*)pChild)->ignoreGroupId) {
+    qError("internal error, child project output does not ignore group when merge projects");
+    return TSDB_CODE_PLAN_INTERNAL_ERROR;
+  } else {
+    ((SProjectLogicNode*)pSelfNode)->inputIgnoreGroup = true;
+  }
   SMergeProjectionsContext cxt = {.pChildProj = (SProjectLogicNode*)pChild, .errCode = TSDB_CODE_SUCCESS};
   nodesRewriteExprs(((SProjectLogicNode*)pSelfNode)->pProjections, mergeProjectionsExpr, &cxt);
   int32_t code = cxt.errCode;
@@ -3040,7 +3042,6 @@ static int32_t mergeProjectsOptimizeImpl(SOptimizeContext* pCxt, SLogicSubplan*
     NODES_CLEAR_LIST(pChild->pChildren);
   }
   nodesDestroyNode((SNode*)pChild);
-  ((SProjectLogicNode*)pSelfNode)->inputIgnoreGroup = true;
   pCxt->optimized = true;
   return code;
 }
diff --git a/source/libs/planner/src/planPhysiCreater.c b/source/libs/planner/src/planPhysiCreater.c
index e266c55425..83ae8d2e87 100644
--- a/source/libs/planner/src/planPhysiCreater.c
+++ b/source/libs/planner/src/planPhysiCreater.c
@@ -1432,6 +1432,7 @@ static int32_t createProjectPhysiNode(SPhysiPlanContext* pCxt, SNodeList* pChild
 
   pProject->mergeDataBlock = projectCanMergeDataBlock(pProjectLogicNode);
   pProject->ignoreGroupId = pProjectLogicNode->ignoreGroupId;
+  pProject->inputIgnoreGroup = pProjectLogicNode->inputIgnoreGroup;
 
   int32_t code = TSDB_CODE_SUCCESS;
   if (0 == LIST_LENGTH(pChildren)) {