From a8aa582cd949ef85041eff45c4a248624f08d826 Mon Sep 17 00:00:00 2001
From: Alex Duan <417921451@qq.com>
Date: Thu, 19 May 2022 12:57:00 +0800
Subject: [PATCH] feat(client): check return value from meta hashmap

---
 src/client/src/tscSQLParser.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/client/src/tscSQLParser.c b/src/client/src/tscSQLParser.c
index e9e32bca78..53faf455ee 100644
--- a/src/client/src/tscSQLParser.c
+++ b/src/client/src/tscSQLParser.c
@@ -9660,6 +9660,9 @@ static int32_t doLoadAllTableMeta(SSqlObj* pSql, SQueryInfo* pQueryInfo, SSqlNod
     char fname[TSDB_TABLE_FNAME_LEN] = {0};
     tNameExtractFullName(&pTableMetaInfo->name, fname);
     STableMetaVgroupInfo* p = taosHashGet(pCmd->pTableMetaMap, fname, strnlen(fname, TSDB_TABLE_FNAME_LEN));
+    if (p == NULL) {
+      return TSDB_CODE_TSC_NO_META_CACHED;
+    }
 
     pTableMetaInfo->pTableMeta        = tscTableMetaDup(p->pTableMeta);
     pTableMetaInfo->tableMetaCapacity = tscGetTableMetaSize(pTableMetaInfo->pTableMeta);
-- 
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