[td-1308]add test case

tests/script/general/parser/topbot.sim

@@ -137,4 +137,23 @@ if $rows != 3 then
  return -1
 endi
 
+print =========>td-1308
+sql create database db;
+sql use db;
+
+sql create table stb (ts timestamp, c1 int, c2 binary(10)) tags(t1 binary(10));
+sql create table tb1 using stb tags('a1');
+
+sql insert into tb1 values('2020-09-03 15:30:48.812', 0, 'tb1');
+sql select count(*) from stb where ts > '2020-09-03 15:30:44' interval(4s);
+if $rows != 1 then
+  return -1
+endi
+
+sql create table tb4 using stb tags('a4');
+sql select count(*) from stb where ts > '2020-09-03 15:30:44' interval(4s);
+if $rows != 1 then
+  return -1
+endi
+
 system sh/exec.sh -n dnode1 -s stop -x SIGINT
\ No newline at end of file