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| author | Alexander Barkov <bar@mariadb.com> | 2018-12-08 19:39:23 +0400 |
|---|---|---|
| committer | Alexander Barkov <bar@mariadb.com> | 2018-12-10 19:25:12 +0400 |
| commit | 34eb98387f8f46a80fb053081dbe20d415f23b39 (patch) | |
| tree | 674bfd44acc89e741c26d788e614aa95a69c9936 /mysql-test/main/old-mode.result | |
| parent | 5b3db87134bb0af2f04027c42971e560fbbf04ab (diff) | |
| download | mariadb-git-34eb98387f8f46a80fb053081dbe20d415f23b39.tar.gz | |
MDEV-13995 MAX(timestamp) returns a wrong result near DST change
Diffstat (limited to 'mysql-test/main/old-mode.result')
| -rw-r--r-- | mysql-test/main/old-mode.result | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/mysql-test/main/old-mode.result b/mysql-test/main/old-mode.result index 73ad613048a..e0a3412bbdf 100644 --- a/mysql-test/main/old-mode.result +++ b/mysql-test/main/old-mode.result @@ -180,3 +180,44 @@ a unix_timestamp(a) 2010-10-31 02:25:26 1288481126 drop table t1, t2; set time_zone=DEFAULT; +# +# MDEV-13995 MAX(timestamp) returns a wrong result near DST change +# +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; +a COALESCE(a) UNIX_TIMESTAMP(a) +2010-10-31 02:25:26 2010-10-31 02:25:26 1288477526 +2010-10-31 02:25:25 2010-10-31 02:25:25 1288481125 +SELECT MIN(a), UNIX_TIMESTAMP(MIN(a)) AS a FROM t1; +MIN(a) a +2010-10-31 02:25:26 1288477526 +SELECT MAX(a), UNIX_TIMESTAMP(MAX(a)) AS a FROM t1; +MAX(a) a +2010-10-31 02:25:25 1288481125 +SELECT t1.a, UNIX_TIMESTAMP(t1.a), t2.a, UNIX_TIMESTAMP(t2.a) FROM t1 t1, t1 t2 WHERE t1.a=t2.a; +a UNIX_TIMESTAMP(t1.a) a UNIX_TIMESTAMP(t2.a) +2010-10-31 02:25:26 1288477526 2010-10-31 02:25:26 1288477526 +2010-10-31 02:25:25 1288481125 2010-10-31 02:25:25 1288481125 +ALTER TABLE t1 MODIFY a TIMESTAMP(1); +SELECT a, COALESCE(a), UNIX_TIMESTAMP(a) FROM t1; +a COALESCE(a) UNIX_TIMESTAMP(a) +2010-10-31 02:25:26.0 2010-10-31 02:25:26.0 1288477526.0 +2010-10-31 02:25:25.0 2010-10-31 02:25:25.0 1288481125.0 +SELECT MIN(a), UNIX_TIMESTAMP(MIN(a)) AS a FROM t1; +MIN(a) a +2010-10-31 02:25:26.0 1288477526.0 +SELECT MAX(a), UNIX_TIMESTAMP(MAX(a)) AS a FROM t1; +MAX(a) a +2010-10-31 02:25:25.0 1288481125.0 +SELECT t1.a, UNIX_TIMESTAMP(t1.a), t2.a, UNIX_TIMESTAMP(t2.a) FROM t1 t1, t1 t2 WHERE t1.a=t2.a; +a UNIX_TIMESTAMP(t1.a) a UNIX_TIMESTAMP(t2.a) +2010-10-31 02:25:26.0 1288477526.0 2010-10-31 02:25:26.0 1288477526.0 +2010-10-31 02:25:25.0 1288481125.0 2010-10-31 02:25:25.0 1288481125.0 +DROP TABLE t1; +SET time_zone=DEFAULT; +SET global mysql56_temporal_format=true; |