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ID# Date Updated Type Status Sev Version OS CPU Summary
756682015-01-28
16:21
2015-01-28
20:10
MySQL Server: OptimizerVerified
(2184 days)
S25.6.22/5.7FreeBSD (FreeBSD 8.4)AnyUse of Distinct, Group_concat, and Group by together produces 1 NULL row result.
759672015-02-19
12:45
2015-02-20
8:06
MySQL Server: OptimizerVerified
(2161 days)
S35.6, 5.7, 5.6.24AnyAnyWrong result (extra rows) with SQ and comparison to NULL, materialization=off
759912015-02-21
18:12
2015-02-23
9:59
MySQL Server: OptimizerVerified
(2158 days)
S35.6.14-log, 5.6.24Microsoft Windows (Vista)Anywrit of ALLOW_INVALID_DATES
759922015-02-21
18:29
2015-02-23
9:45
MySQL Server: OptimizerVerified
(2158 days)
S35.6.14-log, 5.6.24Microsoft Windows (Vista)Anyno warning when, under "ALLOW_INVALID_DATES", an invalid date is discarded
760292015-02-24
14:26
2015-02-24
15:52
MySQL Server: OptimizerVerified
(2157 days)
S35.6.23LinuxAnyIN / NOT IN doesn't return correct result when on-disk temporary table is used
765012015-03-27
6:50
2015-03-27
15:11
MySQL Server: OptimizerVerified
(2126 days)
S35.6.22AnyAny"select + distinct + group by " works incorrectly
766042015-04-07
4:29
2015-04-07
6:15
MySQL Server: OptimizerVerified
(2115 days)
S35.6.23, 5.6.24, 5.6.25, 5.7.8Linux (CentOS 7)AnyAssertion `length > 0 && keyparts != 0' failed in create_ref_for_key
766792015-04-13
15:48
2017-02-01
14:28
MySQL Server: OptimizerVerified
(2108 days)
S35.6, 5.6.24, 5.6.25, 5.7.8AnyAnyEXPLAIN incorrectly shows Distinct for tables using join buffer
767552015-04-20
12:35
2015-04-25
13:23
MySQL Server: OptimizerVerified
(2097 days)
S25.6.24AnyAnyQuery execution plan / indexes problem
770682015-05-18
10:00
2015-05-19
6:48
MySQL Server: OptimizerVerified
(2074 days)
S35.1+AnyAnydate value add '00:00:00' generate different result
771032015-05-20
12:31
2016-06-18
21:26
MySQL Server: OptimizerVerified
(2071 days)
S25.6.24 and 5.1.73, 5.1.75, 5.5.45, 5.6.26, 5.7.8, 8.0.0AnyAnyDATE and IFNULL result is returned different
771912015-05-29
9:14
2015-05-29
11:30
MySQL Server: OptimizerVerified
(2063 days)
S25.6.21, 5.6.24, 5.7.8AnyAnySubquery on information_schema including an IN clause, does not return results
773402015-06-12
22:34
2015-12-18
10:58
MySQL Server: OptimizerVerified
(1860 days)
S35.6.25, 5.7.7AnyAny Optimizer chooses wrong index for LEFT JOIN query
773982015-06-18
8:01
2019-04-29
14:01
MySQL Server: OptimizerVerified
(1680 days)
S15.7.7AnyAnyrow size too large in mysql 5.7 query
780252015-08-11
17:43
2015-08-11
21:31
MySQL Server: OptimizerVerified
(1989 days)
S35.5, 5.6, 5.7AnyAnySpecial IS NULL logic for 0000-00-00 does not work with merge views and SQ
783552015-09-07
15:53
2015-09-15
8:51
MySQL Server: OptimizerVerified
(1954 days)
S55.5.41, 5.5.46, 5.5.47Ubuntu (x64)Anynested select query not work on mysql 5.5 but it works well in mysql 5.6
786122015-09-28
22:46
2018-10-21
9:21
MySQL Server: OptimizerVerified
(1939 days)
S35.5.45, 5.6.26, 5.7.8,5.5.47, 5.6.28,5.7.10AnyAny Optimizer chooses wrong index for ORDER BY
786512015-09-30
18:44
2016-10-20
12:35
MySQL Server: OptimizerVerified
(1938 days)
S35.5.45, 5.6.26, 5.7.8, 5.5.47, 5.6.28, 5.7.10AnyAnyOptimizer chooses wrong index for ORDER BY
792032015-11-10
11:59
2015-11-10
13:28
MySQL Server: OptimizerVerified
(1898 days)
S35.6.25Debian (Debian GNU/Linux 7.8 (wheezy))Anyincorrect result set with block_nested_loop=on
794802015-12-01
10:59
2015-12-03
10:42
MySQL Server: OptimizerVerified
(1875 days)
S35.7.9AnyAnySuboptimal query plan in simple join compared to MariaDB 10.1
796772015-12-16
17:49
2015-12-17
13:47
MySQL Server: OptimizerVerified
(1861 days)
S35.6.27, 5.6.28AnyAnyOptimizer performs a significantly wrong plan
796812015-12-16
21:53
2016-01-13
10:41
MySQL Server: OptimizerVerified
(1861 days)
S55.7, 5.7.10Red Hat (Redhat 6 update 5)AnyQueries running much slower in version 5.7 versus 5.6
800672016-01-20
10:50
2020-06-17
23:13
MySQL Server: OptimizerVerified
(1827 days)
S35.6.28, 5.7.10AnyAnyIndex on BIT column is NOT used when column name only is used in WHERE clause
802062016-01-30
6:13
2016-01-30
6:13
MySQL Server: OptimizerVerifiedS35.7.10AnyAnyEQ_REF extension should be skipped for the last joined table
802242016-02-01
19:13
2016-02-15
9:00
MySQL Server: OptimizerVerified
(1801 days)
S35.5.46, 5.6.28, 5.7.11AnyAnyCONCAT_WS duplication of arguments when used in conjunction with HAVING
803902016-02-16
10:14
2016-02-16
16:34
MySQL Server: OptimizerVerified
(1800 days)
S55.6.30AnyAnyClustered primary key included in index merge may cause higher execution times
804552016-02-20
23:21
2016-02-21
22:05
MySQL Server: OptimizerVerified
(1795 days)
S35.5, 5.6LinuxAnyNon-grouping field error with tables that have the same column names
808022016-03-21
9:22
2016-03-21
10:56
MySQL Server: OptimizerVerified
(1766 days)
S35..1/5.5/5.6/57AnyAny"ORDER BY expression" does not allow alias to aggregate
814692016-05-17
21:51
2016-05-18
6:54
MySQL Server: OptimizerVerified
(1708 days)
S35.6.30, 5.7.12AnyAnySlow performance for IN subquery and UNION
818032016-06-10
12:35
2016-06-15
16:58
MySQL Server: OptimizerVerified
(1680 days)
S5>=5.1AnyAnyMysql 5.1 and later Update performance regression
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