diff --git a/source/client/src/clientImpl.c b/source/client/src/clientImpl.c
index a6b04624d7..d18142cebf 100644
--- a/source/client/src/clientImpl.c
+++ b/source/client/src/clientImpl.c
@@ -305,6 +305,8 @@ TAOS_RES *taos_query_l(TAOS *taos, const char *sql, int sqlLen) {
   } else {
     CHECK_CODE_GOTO(getPlan(pRequest, pQuery, &pDag), _return);
     CHECK_CODE_GOTO(scheduleQuery(pRequest, pDag, &pJob), _return);
+    pRequest->code = terrno;
+    return pRequest;
   }
 
 _return:
diff --git a/source/libs/planner/src/physicalPlanJson.c b/source/libs/planner/src/physicalPlanJson.c
index 20da1842cf..d67ff956b9 100644
--- a/source/libs/planner/src/physicalPlanJson.c
+++ b/source/libs/planner/src/physicalPlanJson.c
@@ -62,7 +62,7 @@ static bool fromObjectWithAlloc(const cJSON* json, const char* name, FFromJson f
   return func(jObj, *obj);
 }
 
-static bool addArray(cJSON* json, const char* name, FToJson func, const SArray* array) {
+static bool addTarray(cJSON* json, const char* name, FToJson func, const SArray* array, bool isPoint) {
   size_t size = (NULL == array) ? 0 : taosArrayGetSize(array);
   if (size > 0) {
     cJSON* jArray = cJSON_AddArrayToObject(json, name);
@@ -70,7 +70,7 @@ static bool addArray(cJSON* json, const char* name, FToJson func, const SArray*
       return false;
     }
     for (size_t i = 0; i < size; ++i) {
-      if (!addItem(jArray, func, taosArrayGetP(array, i))) {
+      if (!addItem(jArray, func, isPoint ? taosArrayGetP(array, i) : taosArrayGet(array, i))) {
         return false;
       }
     }
@@ -78,11 +78,19 @@ static bool addArray(cJSON* json, const char* name, FToJson func, const SArray*
   return true;
 }
 
-static bool fromArray(const cJSON* json, const char* name, FFromJson func, SArray** array, int32_t itemSize) {
+static bool addInlineArray(cJSON* json, const char* name, FToJson func, const SArray* array) {
+  return addTarray(json, name, func, array, false);
+}
+
+static bool addArray(cJSON* json, const char* name, FToJson func, const SArray* array) {
+  return addTarray(json, name, func, array, true);
+}
+
+static bool fromTarray(const cJSON* json, const char* name, FFromJson func, SArray** array, int32_t itemSize, bool isPoint) {
   const cJSON* jArray = cJSON_GetObjectItem(json, name);
   int32_t size = (NULL == jArray ? 0 : cJSON_GetArraySize(jArray));
   if (size > 0) {
-    *array = taosArrayInit(size, POINTER_BYTES);
+    *array = taosArrayInit(size, isPoint ? POINTER_BYTES : itemSize);
     if (NULL == *array) {
       return false;
     }
@@ -92,11 +100,19 @@ static bool fromArray(const cJSON* json, const char* name, FFromJson func, SArra
     if (NULL == item || !func(cJSON_GetArrayItem(jArray, i), item)) {
       return false;
     }
-    taosArrayPush(*array, &item);
+    taosArrayPush(*array, isPoint ? &item : item);
   }
   return true;
 }
 
+static bool fromInlineArray(const cJSON* json, const char* name, FFromJson func, SArray** array, int32_t itemSize) {
+  return fromTarray(json, name, func, array, itemSize, false);
+}
+
+static bool fromArray(const cJSON* json, const char* name, FFromJson func, SArray** array, int32_t itemSize) {
+  return fromTarray(json, name, func, array, itemSize, true);
+}
+
 static bool addRawArray(cJSON* json, const char* name, FToJson func, const void* array, int32_t itemSize, int32_t size) {
   if (size > 0) {
     cJSON* jArray = cJSON_AddArrayToObject(json, name);
@@ -556,6 +572,32 @@ static bool epAddrFromJson(const cJSON* json, void* obj) {
   return true;
 }
 
+static const char* jkNodeAddrId = "NodeId";
+static const char* jkNodeAddrInUse = "InUse";
+static const char* jkNodeAddrEpAddrs = "EpAddrs";
+
+static bool nodeAddrToJson(const void* obj, cJSON* json) {
+  const SQueryNodeAddr* ep = (const SQueryNodeAddr*)obj;
+  bool res = cJSON_AddNumberToObject(json, jkNodeAddrId, ep->nodeId);
+  if (res) {
+    res = cJSON_AddNumberToObject(json, jkNodeAddrInUse, ep->inUse);
+  }
+  if (res) {
+    res = addRawArray(json, jkNodeAddrEpAddrs, epAddrToJson, ep->epAddr, ep->numOfEps, sizeof(SEpAddrMsg));
+  }
+  return res;
+}
+
+static bool nodeAddrFromJson(const cJSON* json, void* obj) {
+  SQueryNodeAddr* ep = (SQueryNodeAddr*)obj;
+  ep->nodeId = getNumber(json, jkNodeAddrId);
+  ep->inUse = getNumber(json, jkNodeAddrInUse);
+  int32_t numOfEps = 0;
+  bool res = fromRawArray(json, jkNodeAddrEpAddrs, nodeAddrFromJson, &ep->epAddr, sizeof(SEpAddrMsg), &numOfEps);
+  ep->numOfEps = numOfEps;
+  return res;
+}
+
 static const char* jkExchangeNodeSrcTemplateId = "SrcTemplateId";
 static const char* jkExchangeNodeSrcEndPoints = "SrcEndPoints";
 
@@ -563,7 +605,7 @@ static bool exchangeNodeToJson(const void* obj, cJSON* json) {
   const SExchangePhyNode* exchange = (const SExchangePhyNode*)obj;
   bool res = cJSON_AddNumberToObject(json, jkExchangeNodeSrcTemplateId, exchange->srcTemplateId);
   if (res) {
-    res = addArray(json, jkExchangeNodeSrcEndPoints, epAddrToJson, exchange->pSrcEndPoints);
+    res = addInlineArray(json, jkExchangeNodeSrcEndPoints, nodeAddrToJson, exchange->pSrcEndPoints);
   }
   return res;
 }
@@ -571,7 +613,7 @@ static bool exchangeNodeToJson(const void* obj, cJSON* json) {
 static bool exchangeNodeFromJson(const cJSON* json, void* obj) {
   SExchangePhyNode* exchange = (SExchangePhyNode*)obj;
   exchange->srcTemplateId = getNumber(json, jkExchangeNodeSrcTemplateId);
-  return fromArray(json, jkExchangeNodeSrcEndPoints, epAddrFromJson, &exchange->pSrcEndPoints, sizeof(SEpAddrMsg));
+  return fromInlineArray(json, jkExchangeNodeSrcEndPoints, nodeAddrFromJson, &exchange->pSrcEndPoints, sizeof(SQueryNodeAddr));
 }
 
 static bool specificPhyNodeToJson(const void* obj, cJSON* json) {
@@ -803,7 +845,6 @@ static cJSON* subplanToJson(const SSubplan* subplan) {
   if (res) {
     res = addObject(jSubplan, jkSubplanDataSink, dataSinkToJson, subplan->pDataSink);
   }
-
   if (!res) {
     cJSON_Delete(jSubplan);
     return NULL;