diff --git a/tests/script/tsim/db/basic2.sim b/tests/script/tsim/db/basic2.sim
index 114adf98e69f56b2a520446958bbd75abcc15a6e..2ba7d806af2fe6cea4e9dea3c0ad31f86d5e728f 100644
--- a/tests/script/tsim/db/basic2.sim
+++ b/tests/script/tsim/db/basic2.sim
@@ -3,6 +3,21 @@ system sh/deploy.sh -n dnode1 -i 1
 system sh/exec.sh -n dnode1 -s start
 sql connect
 
+print =============== conflict stb
+sql create database db vgroups 1;
+sql use db;
+sql create table stb (ts timestamp, i int) tags (j int);
+sql_error create table stb using stb tags (1);
+sql_error create table stb (ts timestamp, i int);
+
+sql create table ctb (ts timestamp, i int);
+sql_error create table ctb (ts timestamp, i int) tags (j int);
+
+sql create table ntb (ts timestamp, i int);
+sql_error create table ntb (ts timestamp, i int) tags (j int);
+
+sql drop database db
+
 print =============== create database d1
 sql create database d1
 sql use d1