diff --git a/tests/script/tsim/tagindex/add_index.sim b/tests/script/tsim/tagindex/add_index.sim
new file mode 100644
index 0000000000000000000000000000000000000000..d4587fbbf160c447a43bfd8165362662b2c6affa
--- /dev/null
+++ b/tests/script/tsim/tagindex/add_index.sim
@@ -0,0 +1,73 @@
+system sh/stop_dnodes.sh
+system sh/deploy.sh -n dnode1 -i 1
+system sh/exec.sh -n dnode1 -s start
+sql connect
+
+print ======== step0
+$dbPrefix = ta_3_db
+$tbPrefix = ta_3_tb
+$mtPrefix = ta_3_mt
+$tbNum = 101 
+$rowNum = 20
+$totalNum = 200
+
+print =============== create database 
+sql create database $dbPrefix 
+sql use $dbPrefix 
+
+print =============== create super table and register tag index 
+sql create table if not exists $mtPrefix (ts timestamp, c1 int) tags (t1 int, t2 int, t3 int, t4 int, t5 int)
+
+sql show stables
+if $rows != 1 then
+  return -1
+endi
+
+print =============== create child table
+
+$i = 0 
+while $i < $tbNum 
+    $tb = $tbPrefix . $i 
+    sql create table $tb using $mtPrefix tags( $i , $i , $i , $i , $i );
+    $i = $i + 1
+endw
+
+sql show tables
+if $rows != $tbNum then
+  return -1
+endi
+
+
+
+print =============== insert data into each table 
+$i = 0
+while $i < $tbNum
+  $tb = $tbPrefix . $i
+  sql insert into $tb values(now, 10);
+  $i = $i + 1
+endw
+
+
+sql create index ti2 on $mtPrefix (t2)
+
+# equal
+$i = 0
+while $i < $tbNum
+  sql select * from $mtPrefix where t2= $i ;
+  if $rows != 1 then
+    return -1
+  endi
+  $i = $i + 1
+endw
+
+$i = 0
+while $i < $tbNum
+  sql select * from $mtPrefix where t2 >= $i ;
+  $tmp = $tbNum - $i
+  if $rows != $tmp then
+    return -1
+  endi
+  $i = $i + 1
+endw
+
+system sh/exec.sh -n dnode1 -s stop -x SIGINT
\ No newline at end of file
diff --git a/tests/script/tsim/tagindex/add_index.sim  b/tests/script/tsim/tagindex/add_index.sim 
index fae2aca8cf21c2ef5fc38695d268717c98bfa74a..d70218e375dfe7184a3056fc30fd656b3ced56f2 100644
--- a/tests/script/tsim/tagindex/add_index.sim 	
+++ b/tests/script/tsim/tagindex/add_index.sim 	
@@ -47,7 +47,7 @@ endw
 
 
 sql create index ti2 on $tb(t2)
-//sql create index ti2 on $tb(t3)
+#sql create index ti2 on $tb(t3)
 
 
 $i = 0