From 1ab504f90c39c3bfe1358103a15198ab7f709e3a Mon Sep 17 00:00:00 2001
From: Shuduo Sang <sangshuduo@gmail.com>
Date: Wed, 11 Aug 2021 18:25:26 +0800
Subject: [PATCH] [TD-5978]<fix>: taosdemo set only one custom field. (#7301)

---
 src/kit/taosdemo/taosdemo.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/kit/taosdemo/taosdemo.c b/src/kit/taosdemo/taosdemo.c
index 8db149a559..2536736cb6 100644
--- a/src/kit/taosdemo/taosdemo.c
+++ b/src/kit/taosdemo/taosdemo.c
@@ -1010,6 +1010,7 @@ static void parse_args(int argc, char *argv[], SArguments *arguments) {
                     exit(EXIT_FAILURE);
                 }
                 arguments->datatype[0] = argv[i];
+                arguments->datatype[1] = NULL;
             } else {
                 // more than one col
                 int index = 0;
-- 
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