add the test of comparison between type year and type date (#2406) (#…

…2484)

tests/fullstack-test/expr/compare_year_with_date.test

@@ -0,0 +1,15 @@
+mysql> drop table if exists test.t
+mysql> create table if not exists test.t(a year, b date)
+mysql> insert into test.t values(2005, '2004-10-10'),(2015, '2018-03-27')
+mysql> alter table test.t set tiflash replica 1
+
+func> wait_table test t
+
+mysql> set @@tidb_isolation_read_engines='tiflash'; select * from test.t where a > b
++------+------------+
+| a    | b          |
++------+------------+
+| 2005 | 2004-10-10 |
++------+------------+
+
+mysql> drop table if exists test.t