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ID# Date Updated Type Status Sev Version OS CPU Summary
555822010-07-27
13:25
2011-02-16
23:44
Tools: MTR / mysql-test-runClosed
(4885 days)
S35.1-bzrAny (MacOSX 10.6)Anymtr root detection (and if-expression execution) broken
1021572021-01-06
3:36
2022-01-03
20:14
MySQL Server: Data TypesClosed
(816 days)
S38.0, all of themAny (any modern OS)Any (any 64 bit)UNIX_TIMESTAMP() and FROM_UNIXTIME() should support unix timestamps
615482011-06-17
8:55
2012-11-16
13:07
MySQL Server: ReplicationClosed
(4151 days)
S35.1 and othersAnyAnyautoinc value persistency breaks certain replication scenarios
694542013-06-12
18:46
2013-06-12
21:07
MySQL Server: ReplicationVerified
(3943 days)
S35.xAnyAnythere are better ways to sync server clocks than MySQL query
690282013-04-22
0:35
2013-04-22
7:49
MySQL Server: ReplicationClosed
(3994 days)
S35.6.11AnyAnyNot-So-Multithreaded-Slave
678402012-12-07
19:43
2013-01-10
19:19
MySQL Server: ReplicationVerified
(4096 days)
S35.1, 5.5, 5.5.30, 5.7.1AnyAnyMySQL replication start inefficient at large RTTs
669212012-09-21
20:33
2016-01-20
20:03
MySQL Server: ReplicationCan't repeat
(3965 days)
S35.1, probably othersAnyAnySeconds_behind_master distorted because of verbatim master's FDE in relaylog
953812019-05-15
16:45
2019-07-25
10:58
MySQL Server: ReplicationWon't fix
(1709 days)
S35.6AnyAny'SHOW BINARY LOGS' stalls transactions
778632015-07-28
19:00
2015-07-30
13:05
MySQL Server: Performance SchemaClosed
(3165 days)
S55.6.26AnyAnyslowdown caused by memset in sql_digest_storage.reset()
677362012-11-28
3:55
2012-11-28
18:24
MySQL Server: Performance SchemaClosed
(4139 days)
S15.6-headAnyAnydefault P_S configuration wastes CPU on a busy server
729452014-06-10
21:24
2018-11-02
9:41
MySQL Server: PartitionsVerified
(3579 days)
S35.*AnyAnyPartitions are opened for information_schema.partitions queries
615172011-06-14
18:32
2018-10-29
18:01
MySQL Server: OptimizerClosed
(1978 days)
S35.1, 5.5AnyAnyloose index scan not done when LIMIT provided
1056442021-11-19
16:22
2021-11-23
14:10
MySQL Server: OptimizerVerified
(858 days)
S58.0AnyAnyranges cannot use indexes on joined tables
930492018-11-01
23:03
2018-11-02
7:06
MySQL Server: OptimizerVerified
(1974 days)
S38.0.13, 5.7.24, 5.6.42AnyAnyORDER BY pk, otherdata should just use PK
1060032021-12-29
20:06
2022-11-29
7:53
MySQL Server: OptimizerVerified
(820 days)
S38.0.27/5.7AnyAnyMySQL does not use indexes correctly for backwards ORDER BY conditions
823382016-07-25
21:05
2021-12-29
17:53
MySQL Server: OptimizerVerified
(821 days)
S3any, 5.6.31, 5.7.13AnyAnyPlease support ASC/DESC index traversal on ASC/ASC indexing.
549212010-06-30
16:41
2018-09-09
20:45
MySQL Server: OptimizerVerified
(5021 days)
S35.0-bzr, 5.1-bzrAnyAnyORDER BY doesn't use index if ref lookup on VARBINARY column used
942242019-02-06
16:45
2019-11-17
10:39
MySQL Server: OptimizerVerified
(1877 days)
S35.6, 5.6.43Any (any)Any (any)[5.6] Optimizer reconsiders index based on index definition order, not value
823632016-07-27
19:28
2016-07-28
8:11
MySQL Server: OptimizerVerified
(2801 days)
S35.7 and every otherAnyAnyimpossible const condition still followed in a JOIN
650772012-04-23
14:32
2012-08-29
15:11
MySQL Server: MyISAM storage engineClosed
(4230 days)
S15.1AnyAnyinternal temporary tables are contended on THR_LOCK_myisam
622842011-08-28
21:57
2013-08-08
18:04
MySQL Server: LockingClosed
(3886 days)
S5AnyAnytoo much network initialization done in accept() thread
755902015-01-22
22:39
2018-12-01
6:12
MySQL Server: LockingVerified
(1962 days)
S35.6AnyAnySHOW VARIABLES WHERE ... materializes all variables into bigass temptable
622882011-08-28
22:10
2013-08-08
18:02
MySQL Server: LockingClosed
(3886 days)
S55.1, 5.5AnyAnyTHD initialization too expensive for accept() thread
622872011-08-28
22:07
2018-12-03
5:17
MySQL Server: LockingVerified
(4596 days)
S35.1, 5.5AnyAnydon't serialize thread cache
622862011-08-28
22:02
2011-09-06
9:56
MySQL Server: LockingVerified
(4596 days)
S55.1, 5.5, ...AnyAnycall multiple accepts per poll
622852011-08-28
22:00
2012-03-19
15:49
MySQL Server: LockingClosed
(4393 days)
S3AnyAnydon't initialize vio string description, create it on demand
622832011-08-28
21:55
2013-08-08
18:05
MySQL Server: LockingClosed
(3886 days)
S55.1, 5.5, ...AnyAnyaccept() socket gets too much of fcntl()s
619272011-07-20
12:11
2011-07-25
14:46
MySQL Server: InnoDB Plugin storage engineVerified
(4631 days)
S35.5-bzr, 5.1-bzrAnyAnyDATA_LENGTH doesn't show anything useful for compressed tables
830262016-09-16
19:02
2016-09-30
7:25
MySQL Server: InnoDB storage engineVerified
(2737 days)
S35.6AnyAnyinnodb history list length missing in 'show global status'
749192014-11-18
18:15
2015-11-25
16:01
MySQL Server: InnoDB storage engineVerified
(3200 days)
S3allAnyAnypurge should remove intermediate rows between far snapshots
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