From 700acfbe8526ee7a8d9f4ac1dc793587a6d878df Mon Sep 17 00:00:00 2001
From: Hui Li <huili@taosdata.com>
Date: Mon, 29 Jun 2020 19:40:06 +0800
Subject: [PATCH] [TD-794]

---
 src/kit/shell/src/shellEngine.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/kit/shell/src/shellEngine.c b/src/kit/shell/src/shellEngine.c
index 0da01d9258..01dcc73ef6 100644
--- a/src/kit/shell/src/shellEngine.c
+++ b/src/kit/shell/src/shellEngine.c
@@ -839,7 +839,7 @@ void source_file(TAOS *con, char *fptr) {
     memcpy(cmd + cmd_len, line, read_len);
     printf("%s%s\n", PROMPT_HEADER, cmd);
     shellRunCommand(con, cmd);
-    memset(cmd, 0, MAX_COMMAND_SIZE);
+    memset(cmd, 0, tsMaxSQLStringLen);
     cmd_len = 0;
   }
 
-- 
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