From f0a7a53375c9757dff06ec702d4b1e798d16125f Mon Sep 17 00:00:00 2001
From: Haojun Liao <hjliao@taosdata.com>
Date: Wed, 26 May 2021 19:49:54 +0800
Subject: [PATCH] [td-225]

---
 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 7efa593808..f8aa444d9e 100644
--- a/src/client/src/tscSQLParser.c
+++ b/src/client/src/tscSQLParser.c
@@ -361,6 +361,9 @@ int32_t tscToSQLCmd(SSqlObj* pSql, struct SSqlInfo* pInfo) {
       const char* msg2 = "name too long";
 
       SCreateDbInfo* pCreateDB = &(pInfo->pMiscInfo->dbOpt);
+      if (pCreateDB->dbname.n >= TSDB_DB_NAME_LEN) {
+        return invalidSqlErrMsg(tscGetErrorMsgPayload(pCmd), msg2);
+      }
 
       char buf[TSDB_DB_NAME_LEN] = {0};
       SStrToken token = taosTokenDup(&pCreateDB->dbname, buf, tListLen(buf));
-- 
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