diff options
Diffstat (limited to 'mysql-test/t/range.test')
| -rw-r--r-- | mysql-test/t/range.test | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/mysql-test/t/range.test b/mysql-test/t/range.test index bb0e696ea11..521709eddee 100644 --- a/mysql-test/t/range.test +++ b/mysql-test/t/range.test @@ -183,3 +183,20 @@ insert into t1 values (0,1,NULL,"aaa"), (1,1,NULL,"aaa"), (2,1,NULL,"aaa"), select a.id1, b.idnull from t1 as a, t1 as b where a.id2=1 and a.id1=1 and b.id1=a.idnull order by b.id2 desc limit 1; drop table t1; +# +# BETWEEN problems +# +create table t1 (x int, y int, index(x), index(y)); +insert into t1 (x) values (1),(2),(3),(4),(5),(6),(7),(8),(9); +update t1 set y=x; +# between with only one end fixed +explain select * from t1, t1 t2 where t1.y = 2 and t2.x between 7 and t1.y+0; +explain select * from t1, t1 t2 where t1.y = 2 and t2.x >= 7 and t2.x <= t1.y+0; +# between with both expressions on both ends +explain select * from t1, t1 t2 where t1.y = 2 and t2.x between t1.y-1 and t1.y+1; +explain select * from t1, t1 t2 where t1.y = 2 and t2.x >= t1.y-1 and t2.x <= t1.y+1; +# equation propagation +explain select * from t1, t1 t2 where t1.y = 2 and t2.x between 0 and t1.y; +explain select * from t1, t1 t2 where t1.y = 2 and t2.x >= 0 and t2.x <= t1.y; +drop table t1; + |