From 155be490307e6ba6bb3202a981722ab42bb841c8 Mon Sep 17 00:00:00 2001
From: zhaoyanggh <yzhao@taosdata.com>
Date: Wed, 22 Sep 2021 17:27:45 +0800
Subject: [PATCH] modify

---
 src/kit/taosdemo/taosdemo.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/kit/taosdemo/taosdemo.c b/src/kit/taosdemo/taosdemo.c
index d7b9001e90..d288d15034 100644
--- a/src/kit/taosdemo/taosdemo.c
+++ b/src/kit/taosdemo/taosdemo.c
@@ -11737,6 +11737,8 @@ static void initOfQueryMeta() {
 }
 
 static void setParaFromArg() {
+    char type[20];
+    char length[20];
     if (g_args.host) {
         tstrncpy(g_Dbs.host, g_args.host, MAX_HOSTNAME_SIZE);
     } else {
@@ -11820,8 +11822,6 @@ static void setParaFromArg() {
                     dataType[i], min(DATATYPE_BUFF_LEN, strlen(dataType[i]) + 1));
             if (1 == regexMatch(dataType[i], "^(NCHAR|BINARY)(\\([1-9][0-9]*\\))$", REG_ICASE | 
                     REG_EXTENDED)) {
-                char type[20];
-                char length[20];
                 sscanf(dataType[i], "%[^(](%[^)]", type, length);
                 g_Dbs.db[0].superTbls[0].columns[i].dataLen = atoi(length);
                 tstrncpy(g_Dbs.db[0].superTbls[0].columns[i].dataType,
-- 
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