From e6273a38dbd9a1dc1971cf3644488a213891fe01 Mon Sep 17 00:00:00 2001
From: yihaoDeng <yhdeng@taosdata.com>
Date: Sat, 26 Jun 2021 13:43:48 +0800
Subject: [PATCH] [TD-4915]<fix> fix show create database except

---
 src/client/src/tscLocal.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/client/src/tscLocal.c b/src/client/src/tscLocal.c
index 2c9717306f..668a9e9406 100644
--- a/src/client/src/tscLocal.c
+++ b/src/client/src/tscLocal.c
@@ -485,6 +485,7 @@ static int32_t tscGetDBInfo(SCreateBuilder *builder, char *result) {
 
   char buf[TSDB_DB_NAME_LEN + 64] = {0}; 
   do {
+    memset(buf, 0, sizeof(buf));
     int32_t* lengths = taos_fetch_lengths(pSql);  
     int32_t ret = tscGetNthFieldResult(row, fields, lengths, 0, buf);
     if (0 == ret && STR_NOCASE_EQUAL(buf, strlen(buf), builder->buf, strlen(builder->buf))) {
-- 
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