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ID# Date Updated Type Status Sev Version Target OS CPU Summary Assigned
191952006-04-19
12:09
2011-02-16
23:43
MySQL Server: OptimizerVerified
(3195 days)
S35.0.27-BK, 5.0.21-BK, 5.0.19Linux (Linux)AnyOptimizer does not use proper index for join  
255712007-01-12
7:27
2013-03-03
20:45
MySQL Server: Federated storage engineVerifiedS35.0.34-BK, 5.0.27Linux (Linux)AnyEXPLAIN returns incorrect estimation of rows for federated table  
255722007-01-12
10:04
2013-03-03
20:45
MySQL Server: Federated storage engineVerifiedS25.0.34-BK, 5.0.27Linux (Linux)AnySHOW INDEX does not report cardinality (always NULL) for FEDERATED table  
284042007-05-13
18:33
2011-08-23
9:08
MySQL Server: OptimizerVerified
(3408 days)
S24.0.31, 4.1.25, 4.1.26, 5.0.42-BK, 5.0.46, 5.1.33LinuxAnyOptimizer does not consider index that can be used for ORDER BY  
285542007-05-21
9:32
2011-02-16
23:43
MySQL Server: OptimizerVerified
(3321 days)
S34.1.22, 5.0.42-BKAnyAnyOptimizer wrongly prefers index for (col = value) over (PK <= value)  
591872010-12-27
15:31
2011-02-16
23:44
MySQL Server: OptimizerVerified
(2737 days)
S25.1.55, 5.6.2-m5AnyAnyWrong result with NULL NOT IN subquery Roy Lyseng
615512011-06-17
12:26
2011-06-18
8:34
MySQL Server: OptimizerVerified
(2565 days)
S35.1.56AnyAnyLoose index scan is not used for select COUNT(distinct a)  
640362012-01-15
15:51
2012-01-15
19:07
MySQL Server: OptimizerVerified
(2353 days)
S3AnyAnyUse non-materializing loose-scan-merge for certain subqueries in FROM with LIMIT  
701642013-08-27
13:57
2013-08-28
11:19
MySQL Server: InnoDB storage engineVerified
(1762 days)
S35.1, 5.5, 5.6AnyAnyMisleading comment for the recv_parse_or_apply_log_rec_body() function  
705552013-10-08
17:29
2013-10-09
8:03
MySQL Server: OptimizerVerified
(1720 days)
S35.6.14AnyAnyEXPLAIN for INSERT ... SELECT waits for table lock  
706292013-10-16
8:27
2017-05-14
20:45
MySQL Server: InnoDB storage engineVerified
(1669 days)
S25.6.14AnyAnyInnoDB updated rec_per_key[] statis not published to the optimizer enough often Assigned Account
706302013-10-16
8:46
2013-10-17
23:04
MySQL Server: InnoDB storage engineVerified
(1712 days)
S35.6.14AnyAnyWhy one can access persistent statistics data while they are changing?  
706842013-10-22
8:13
2013-10-22
11:35
MySQL Server: OptimizerVerified
(1707 days)
S35.5.33, 5.6.14AnyAnyHAVING referring to subquery results in WARNING 1292  
710912013-12-05
12:52
2013-12-06
11:15
MySQL Server: CSVVerified
(1662 days)
S35.5.33, any, 5.6.15, 5.5.35AnyAnyCSV engine does not properly process "", in quotes  
711402013-12-13
9:16
2015-07-31
8:59
MySQL Server: OptimizerVerified
(1060 days)
S25.1, 5.5, 5.6.15, 5.7.7AnyAnyOptimizer does NOT use range checks in typical self-join for InnoDB tables  
711462013-12-14
11:34
2013-12-16
17:22
MySQL Server: DocumentationVerified
(1652 days)
S3anyAnyAnyManual does not explain when REPAIR or OPTIMIZE TABLE uses repair by sorting Paul Dubois
711892013-12-20
14:56
2014-01-13
9:53
MySQL Server: DocumentationVerified
(1648 days)
S35.5, anyAnyAnyManual does not provide enough details on how loose index scan really works Paul Dubois
711912013-12-20
15:30
2013-12-20
20:20
MySQL Server: OptimizerVerified
(1648 days)
S35.5.33AnyAnyLoose index scan is used even though full table scan/tight index scan is faster  
711992013-12-21
18:16
2014-01-28
17:45
MySQL Server: OptimizerVerified
(1645 days)
S35.6.14, 5.6.15, 5.5.35AnyAnyOptimizer's estimated number of rows is 2 times wrong for (loose?) index scans  
712042013-12-22
15:42
2014-01-06
13:43
MySQL Server: Performance SchemaVerified
(1644 days)
S35.6.14, 5.6.16AnyAnyTiming for stages in P_S is different from what SHOW PROFILE reports Marc Alff
712322013-12-26
11:34
2014-07-04
9:51
MySQL Server: InnoDB storage engineVerified
(1452 days)
S35.6.15AnyAnyWrong behaviour for auto_increment unsigned bigint column approaching max value  
712792014-01-02
17:29
2014-01-08
9:33
MySQL Server: Security: PrivilegesVerified
(1635 days)
S35.6AnyAnyMisleading error message for ANALYZE against PERFORMANCE_SCHEMA tables Marc Alff
712802014-01-02
18:21
2014-01-03
8:37
MySQL Server: Information schemaVerified
(1634 days)
S35.6.14, 5.6.15, 5.6.16AnyAnyMisleading error message for ANALYZE against INFORMATION_SCHEMA tables  
712932014-01-04
18:35
2018-06-21
2:13
MySQL Server: Performance SchemaVerified
(1631 days)
S35.6AnyAnyManual page for P_S.FILE_INSTANCES table does not explain EVENT_NAME values Paul Dubois
712942014-01-04
19:24
2014-01-24
16:26
MySQL Server: GeneralVerified
(1631 days)
S35.6AnyAnyManual page for P_S.FILE_INSTANCES table does not explain '~' in FILE_NAME  
713122014-01-07
13:21
2014-01-08
12:27
MySQL Server: Information schemaVerified
(1629 days)
S35.6.15AnyAnyWeird warning for MERGE table while accessing I_S.REFERENTIAL_CONSTRAINTS  
713552014-01-12
17:22
2014-01-13
5:06
MySQL Server: Information schemaVerified
(1624 days)
S35.6AnyAnyStrange data type is used for name-related columns in some I_S.INNODB_* tables  
714772014-01-25
12:10
2014-01-27
15:11
MySQL Server: OptionsVerified
(1610 days)
S35.6.15AnyAnytransaction_allow_batching is available in non-Cluster MySQL Server 5.6  
714792014-01-25
15:32
2014-01-30
14:23
MySQL Server: OptionsVerified
(1610 days)
S35.6Microsoft Windows (Win64)Anysort_buffer_size is limited to 4GB-1 on 64-bit Windows  
715132014-01-29
16:08
2014-01-30
6:16
MySQL Server: ErrorsVerified
(1607 days)
S35.6.15, 5.5.35AnyAnymysqld --help --verbose doesn't produce error for wrong innodb_flush_method  
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