diff --git a/source/client/test/clientTests.cpp b/source/client/test/clientTests.cpp
index 59b133338e..4361131f01 100644
--- a/source/client/test/clientTests.cpp
+++ b/source/client/test/clientTests.cpp
@@ -521,29 +521,29 @@ TEST(testCase, connect_Test) {
 //  taosHashCleanup(phash);
 //}
 //
-//TEST(testCase, create_topic_Test) {
-//  TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
-//  assert(pConn != NULL);
-//
-//  TAOS_RES* pRes = taos_query(pConn, "use abc1");
-//  if (taos_errno(pRes) != 0) {
-//    printf("error in use db, reason:%s\n", taos_errstr(pRes));
-//  }
-//  taos_free_result(pRes);
-//
-//  TAOS_FIELD* pFields = taos_fetch_fields(pRes);
-//  ASSERT_TRUE(pFields == nullptr);
-//
-//  int32_t numOfFields = taos_num_fields(pRes);
-//  ASSERT_EQ(numOfFields, 0);
-//
-//  taos_free_result(pRes);
-//
-//  char* sql = "select * from tu";
-//  pRes = taos_create_topic(pConn, "test_topic_1", sql, strlen(sql));
-//  taos_free_result(pRes);
-//  taos_close(pConn);
-//}
+TEST(testCase, create_topic_Test) {
+  TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
+  assert(pConn != NULL);
+
+  TAOS_RES* pRes = taos_query(pConn, "use abc1");
+  if (taos_errno(pRes) != 0) {
+    printf("error in use db, reason:%s\n", taos_errstr(pRes));
+  }
+  taos_free_result(pRes);
+
+  TAOS_FIELD* pFields = taos_fetch_fields(pRes);
+  ASSERT_TRUE(pFields == nullptr);
+
+  int32_t numOfFields = taos_num_fields(pRes);
+  ASSERT_EQ(numOfFields, 0);
+
+  taos_free_result(pRes);
+
+  char* sql = "select * from tu";
+  pRes = taos_create_topic(pConn, "test_topic_1", sql, strlen(sql));
+  taos_free_result(pRes);
+  taos_close(pConn);
+}
 
 //TEST(testCase, insert_test) {
 //  TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
@@ -614,30 +614,30 @@ TEST(testCase, connect_Test) {
 //  taos_close(pConn);
 //}
 
-TEST(testCase, projection_query_stables) {
-  TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
-  ASSERT_NE(pConn, nullptr);
-
-  TAOS_RES* pRes = taos_query(pConn, "use abc1");
-  taos_free_result(pRes);
-
-  pRes = taos_query(pConn, "select ts from m1");
-  if (taos_errno(pRes) != 0) {
-    printf("failed to select from table, reason:%s\n", taos_errstr(pRes));
-    taos_free_result(pRes);
-    ASSERT_TRUE(false);
-  }
-
-  TAOS_ROW    pRow = NULL;
-  TAOS_FIELD* pFields = taos_fetch_fields(pRes);
-  int32_t     numOfFields = taos_num_fields(pRes);
-
-  char str[512] = {0};
-  while ((pRow = taos_fetch_row(pRes)) != NULL) {
-    int32_t code = taos_print_row(str, pRow, pFields, numOfFields);
-    printf("%s\n", str);
-  }
-
-  taos_free_result(pRes);
-  taos_close(pConn);
-}
+//TEST(testCase, projection_query_stables) {
+//  TAOS* pConn = taos_connect("localhost", "root", "taosdata", NULL, 0);
+//  ASSERT_NE(pConn, nullptr);
+//
+//  TAOS_RES* pRes = taos_query(pConn, "use abc1");
+//  taos_free_result(pRes);
+//
+//  pRes = taos_query(pConn, "select ts from m1");
+//  if (taos_errno(pRes) != 0) {
+//    printf("failed to select from table, reason:%s\n", taos_errstr(pRes));
+//    taos_free_result(pRes);
+//    ASSERT_TRUE(false);
+//  }
+//
+//  TAOS_ROW    pRow = NULL;
+//  TAOS_FIELD* pFields = taos_fetch_fields(pRes);
+//  int32_t     numOfFields = taos_num_fields(pRes);
+//
+//  char str[512] = {0};
+//  while ((pRow = taos_fetch_row(pRes)) != NULL) {
+//    int32_t code = taos_print_row(str, pRow, pFields, numOfFields);
+//    printf("%s\n", str);
+//  }
+//
+//  taos_free_result(pRes);
+//  taos_close(pConn);
+//}
diff --git a/source/libs/planner/src/physicalPlanJson.c b/source/libs/planner/src/physicalPlanJson.c
index bf38712b13..db1b1c84d1 100644
--- a/source/libs/planner/src/physicalPlanJson.c
+++ b/source/libs/planner/src/physicalPlanJson.c
@@ -29,6 +29,14 @@ static void copyString(const cJSON* json, const char* name, char* dst) {
   strcpy(dst, cJSON_GetStringValue(cJSON_GetObjectItem(json, name)));
 }
 
+static uint64_t getBigintFromString(const cJSON* json, const char* name) {
+  char* val = getString(json, name);
+  uint64_t intVal = strtoul(val, NULL, 10);
+  tfree(val);
+
+  return intVal;
+}
+
 static int64_t getNumber(const cJSON* json, const char* name) {
   double d = cJSON_GetNumberValue(cJSON_GetObjectItem(json, name));
   return (int64_t) d;
@@ -543,13 +551,13 @@ static const char* jkTimeWindowEndKey = "EndKey";
 static bool timeWindowToJson(const void* obj, cJSON* json) {
   const STimeWindow* win = (const STimeWindow*)obj;
 
-  char tmp[32] = {0};
-  sprintf(tmp, "%"PRId64, win->skey);
+  char tmp[40] = {0};
+  snprintf(tmp, tListLen(tmp),"%"PRId64, win->skey);
 
   bool res = cJSON_AddStringToObject(json, jkTimeWindowStartKey, tmp);
   if (res) {
     memset(tmp, 0, tListLen(tmp));
-    sprintf(tmp, "%"PRId64, win->ekey);
+    snprintf(tmp, tListLen(tmp),"%"PRId64, win->ekey);
     res = cJSON_AddStringToObject(json, jkTimeWindowEndKey, tmp);
   }
   return res;
@@ -557,16 +565,8 @@ static bool timeWindowToJson(const void* obj, cJSON* json) {
 
 static bool timeWindowFromJson(const cJSON* json, void* obj) {
   STimeWindow* win = (STimeWindow*)obj;
-
-  char* pStartKey = getString(json, jkTimeWindowStartKey);
-  win->skey = strtoul(pStartKey, NULL, 10);
-
-  char* pEndKey = getString(json, jkTimeWindowEndKey);
-  win->ekey = strtoul(pEndKey, NULL, 10);
-
-  tfree(pStartKey);
-  tfree(pEndKey);
-
+  win->skey = getBigintFromString(json, jkTimeWindowStartKey);
+  win->ekey = getBigintFromString(json, jkTimeWindowEndKey);
   return true;
 }
 
@@ -605,10 +605,7 @@ static bool scanNodeToJson(const void* obj, cJSON* json) {
 static bool scanNodeFromJson(const cJSON* json, void* obj) {
   SScanPhyNode* pNode = (SScanPhyNode*)obj;
 
-  char* val        = getString(json, jkScanNodeTableId);
-  pNode->uid       = strtoull(val, NULL, 10);
-  tfree(val);
-
+  pNode->uid       = getBigintFromString(json, jkScanNodeTableId);
   pNode->tableType = getNumber(json, jkScanNodeTableType);
   pNode->count     = getNumber(json, jkScanNodeTableCount);
   pNode->order     = getNumber(json, jkScanNodeTableOrder);
@@ -782,10 +779,7 @@ static bool nodeAddrFromJson(const cJSON* json, void* obj) {
   SDownstreamSource* pSource = (SDownstreamSource*)obj;
   pSource->taskId = getNumber(json, jkNodeTaskId);
 
-  char* pSchedId = getString(json, jkNodeTaskSchedId);
-  pSource->schedId = strtoul(pSchedId, NULL, 10);
-  tfree(pSchedId);
-
+  pSource->schedId = getBigintFromString(json, jkNodeTaskSchedId);
   bool res = fromObject(json, jkNodeAddr, queryNodeAddrFromJson, &pSource->addr, true);
   return res;
 }
@@ -1031,12 +1025,9 @@ static bool subplanIdToJson(const void* obj, cJSON* jId) {
 static bool subplanIdFromJson(const cJSON* json, void* obj) {
   SSubplanId* id = (SSubplanId*)obj;
 
-  char* queryId = getString(json, jkIdQueryId);
-  id->queryId = strtoul(queryId, NULL, 0);
-  tfree(queryId);
-
+  id->queryId    = getBigintFromString(json, jkIdQueryId);
   id->templateId = getNumber(json, jkIdTemplateId);
-  id->subplanId = getNumber(json, jkIdSubplanId);
+  id->subplanId  = getNumber(json, jkIdSubplanId);
   return true;
 }
 
diff --git a/source/libs/planner/src/planner.c b/source/libs/planner/src/planner.c
index 6b3f37741e..9b32213ad7 100644
--- a/source/libs/planner/src/planner.c
+++ b/source/libs/planner/src/planner.c
@@ -65,9 +65,9 @@ int32_t qCreateQueryDag(const struct SQueryNode* pNode, struct SQueryDag** pDag,
   }
 
   if (pLogicPlan->info.type != QNODE_MODIFY) {
-   char* str = NULL;
-   queryPlanToString(pLogicPlan, &str);
-   printf("%s\n", str);
+//   char* str = NULL;
+//   queryPlanToString(pLogicPlan, &str);
+//   printf("%s\n", str);
   }
 
   code = optimizeQueryPlan(pLogicPlan);