fix: move the only ctb idx flag to logical plan

include/libs/nodes/plannodes.h

@@ -107,6 +107,7 @@ typedef struct SScanLogicNode {
   bool          sortPrimaryKey;
   bool          igLastNull;
   bool          groupOrderScan;
+  bool          onlyMetaCtbIdx; // for tag scan with no tbname
 } SScanLogicNode;
 
 typedef struct SJoinLogicNode {

source/libs/nodes/src/nodesCodeFuncs.c

@@ -660,6 +660,7 @@ static const char* jkScanLogicPlanDynamicScanFuncs = "DynamicScanFuncs";
 static const char* jkScanLogicPlanDataRequired = "DataRequired";
 static const char* jkScanLogicPlanTagCond = "TagCond";
 static const char* jkScanLogicPlanGroupTags = "GroupTags";
+static const char* jkScanLogicPlanOnlyMetaCtbIdx = "OnlyMetaCtbIdx";
 
 static int32_t logicScanNodeToJson(const void* pObj, SJson* pJson) {
   const SScanLogicNode* pNode = (const SScanLogicNode*)pObj;
@@ -701,7 +702,9 @@ static int32_t logicScanNodeToJson(const void* pObj, SJson* pJson) {
   if (TSDB_CODE_SUCCESS == code) {
     code = nodeListToJson(pJson, jkScanLogicPlanGroupTags, pNode->pGroupTags);
   }
-
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonAddBoolToObject(pJson, jkScanLogicPlanOnlyMetaCtbIdx, pNode->onlyMetaCtbIdx);
+  }
   return code;
 }
 
@@ -746,7 +749,10 @@ static int32_t jsonToLogicScanNode(const SJson* pJson, void* pObj) {
   if (TSDB_CODE_SUCCESS == code) {
     code = jsonToNodeList(pJson, jkScanLogicPlanGroupTags, &pNode->pGroupTags);
   }
-
+  if (TSDB_CODE_SUCCESS == code) {
+    code = tjsonGetBoolValue(pJson, jkScanLogicPlanOnlyMetaCtbIdx, &pNode->onlyMetaCtbIdx);
+  }
+  
   return code;
 }
 

source/libs/planner/src/planOptimizer.c

@@ -2679,6 +2679,9 @@ static int32_t tagScanOptimize(SOptimizeContext* pCxt, SLogicSubplan* pLogicSubp
   }
   nodesDestroyNode((SNode*)pAgg);
   tagScanOptCloneAncestorSlimit((SLogicNode*)pScanNode);
+
+  pScanNode->onlyMetaCtbIdx = false;
+  
   pCxt->optimized = true;
   return TSDB_CODE_SUCCESS;
 }

source/libs/planner/src/planPhysiCreater.c

@@ -520,7 +520,7 @@ static int32_t createTagScanPhysiNode(SPhysiPlanContext* pCxt, SSubplan* pSubpla
   }
   vgroupInfoToNodeAddr(pScanLogicNode->pVgroupList->vgroups, &pSubplan->execNode);
   
-  pScan->onlyMetaCtbIdx = false;
+  pScan->onlyMetaCtbIdx = pScanLogicNode->onlyMetaCtbIdx;
 
   return createScanPhysiNodeFinalize(pCxt, pSubplan, pScanLogicNode, (SScanPhysiNode*)pScan, pPhyNode);
 }