diff options
Diffstat (limited to 'mysql-test/main/old-mode.test')
| -rw-r--r-- | mysql-test/main/old-mode.test | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/mysql-test/main/old-mode.test b/mysql-test/main/old-mode.test index d7e8ce8ee55..7ec2092009b 100644 --- a/mysql-test/main/old-mode.test +++ b/mysql-test/main/old-mode.test @@ -119,3 +119,32 @@ insert t2 select a from t1; select a, unix_timestamp(a) from t2; drop table t1, t2; set time_zone=DEFAULT; + + +--echo # +--echo # MDEV-13995 MAX(timestamp) returns a wrong result near DST change +--echo # + +# This tests: +# Field_timestamp::val_native() +# Field_timestamp_hires::val_native() +# Type_handler_timestamp_common::type_handler_for_native_format() + +SET global mysql56_temporal_format=false; +SET time_zone='+00:00'; +CREATE TABLE t1 (a TIMESTAMP(0)); +INSERT INTO t1 VALUES (FROM_UNIXTIME(1288477526) /*summer time in Moscow*/); +INSERT INTO t1 VALUES (FROM_UNIXTIME(1288477526+3599) /*winter time in Moscow*/); +SET time_zone='Europe/Moscow'; +SELECT a, COALESCE(a), UNIX_TIMESTAMP(a) FROM t1; +SELECT MIN(a), UNIX_TIMESTAMP(MIN(a)) AS a FROM t1; +SELECT MAX(a), UNIX_TIMESTAMP(MAX(a)) AS a FROM t1; +SELECT t1.a, UNIX_TIMESTAMP(t1.a), t2.a, UNIX_TIMESTAMP(t2.a) FROM t1 t1, t1 t2 WHERE t1.a=t2.a; +ALTER TABLE t1 MODIFY a TIMESTAMP(1); +SELECT a, COALESCE(a), UNIX_TIMESTAMP(a) FROM t1; +SELECT MIN(a), UNIX_TIMESTAMP(MIN(a)) AS a FROM t1; +SELECT MAX(a), UNIX_TIMESTAMP(MAX(a)) AS a FROM t1; +SELECT t1.a, UNIX_TIMESTAMP(t1.a), t2.a, UNIX_TIMESTAMP(t2.a) FROM t1 t1, t1 t2 WHERE t1.a=t2.a; +DROP TABLE t1; +SET time_zone=DEFAULT; +SET global mysql56_temporal_format=true; |