From a99db2e39a2d48f0339c0a6a1551f8ea8942404f Mon Sep 17 00:00:00 2001
From: kailixu <klxu@taosdata.com>
Date: Mon, 8 May 2023 14:22:41 +0800
Subject: [PATCH 1/3] fix: memory leak

---
 source/client/src/clientEnv.c  | 7 +++----
 source/client/src/clientMain.c | 2 +-
 2 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/source/client/src/clientEnv.c b/source/client/src/clientEnv.c
index c8f3feb2d4..500328ba79 100644
--- a/source/client/src/clientEnv.c
+++ b/source/client/src/clientEnv.c
@@ -388,11 +388,10 @@ void doDestroyRequest(void *p) {
     deregisterRequest(pRequest);
   }
 
-  if (pRequest->syncQuery) {
-    if (pRequest->body.param) {
-      tsem_destroy(&((SSyncQueryParam *)pRequest->body.param)->sem);
-    }
+  if (pRequest->body.param) {
+    tsem_destroy(&((SSyncQueryParam *)pRequest->body.param)->sem);
     taosMemoryFree(pRequest->body.param);
+    pRequest->body.param = NULL;
   }
 
   qDestroyQuery(pRequest->pQuery);
diff --git a/source/client/src/clientMain.c b/source/client/src/clientMain.c
index 55465f227e..398186603f 100644
--- a/source/client/src/clientMain.c
+++ b/source/client/src/clientMain.c
@@ -1368,7 +1368,7 @@ int taos_load_table_info(TAOS *taos, const char *tableNameList) {
   tsem_wait(&pParam->sem);
 
 _return:
-  taosArrayDestroy(catalogReq.pTableMeta);
+  taosArrayDestroyEx(catalogReq.pTableMeta, destoryTablesReq);
   destroyRequest(pRequest);
   return code;
 }

From 49ad732517f917e70f8e8f57116a8c6cd4ae9c22 Mon Sep 17 00:00:00 2001
From: kailixu <klxu@taosdata.com>
Date: Mon, 8 May 2023 15:00:40 +0800
Subject: [PATCH 2/3] chore: revert

---
 source/client/src/clientEnv.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/source/client/src/clientEnv.c b/source/client/src/clientEnv.c
index 500328ba79..c8f3feb2d4 100644
--- a/source/client/src/clientEnv.c
+++ b/source/client/src/clientEnv.c
@@ -388,10 +388,11 @@ void doDestroyRequest(void *p) {
     deregisterRequest(pRequest);
   }
 
-  if (pRequest->body.param) {
-    tsem_destroy(&((SSyncQueryParam *)pRequest->body.param)->sem);
+  if (pRequest->syncQuery) {
+    if (pRequest->body.param) {
+      tsem_destroy(&((SSyncQueryParam *)pRequest->body.param)->sem);
+    }
     taosMemoryFree(pRequest->body.param);
-    pRequest->body.param = NULL;
   }
 
   qDestroyQuery(pRequest->pQuery);

From 8bd50809c95b4c6be5f9ec75239d3093d2e2c3ca Mon Sep 17 00:00:00 2001
From: kailixu <klxu@taosdata.com>
Date: Mon, 8 May 2023 15:47:10 +0800
Subject: [PATCH 3/3] chore: more code

---
 source/client/src/clientMain.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/source/client/src/clientMain.c b/source/client/src/clientMain.c
index 398186603f..243a84ca93 100644
--- a/source/client/src/clientMain.c
+++ b/source/client/src/clientMain.c
@@ -1342,6 +1342,8 @@ int taos_load_table_info(TAOS *taos, const char *tableNameList) {
     goto _return;
   }
 
+  pRequest->syncQuery = true;
+
   STscObj *pTscObj = pRequest->pTscObj;
   code = transferTableNameList(tableNameList, pTscObj->acctId, pTscObj->db, &catalogReq.pTableMeta);
   if (code) {