Showing 1-30 of 45 (Edit, Save, CSV, Feed) Show Next 30 Entries »
ID# Date Updated Type Status Sev Version Target OS CPU Summary Assigned
219782006-09-01
22:13
2011-02-16
23:43
MySQL Server: OptionsVerified
(4023 days)
S34.0.18, 5.0, 6.0.10, 5.55.5+Microsoft Windows (Windows 2000)Any'flush_time' value set for 1800 sec. on Non Win9x/Me installs by default  
403672008-10-28
8:55
2011-02-16
23:43
MySQL Server: Information schemaVerified
(3609 days)
S35.1.28, 5.1.29, 5.0, 5.1 bzrAnyAnySHOW on a broad view is taking too long  
427052009-02-09
16:37
2011-02-16
23:43
MySQL Server: GeneralVerified
(3549 days)
S35.1.30AnyAnyReduce malloc/free during query lifecycle.  
351652008-03-08
17:48
2011-02-16
23:43
MySQL Server: CSVVerified
(3925 days)
S55.1AnyAnyLogging to table is slow for large queries  
503672010-01-15
14:12
2011-02-16
23:44
MySQL Server: GeneralVerified
(3189 days)
S55.1.42, 5.1 bzrAny (MS Windows 32 bits, Mac)AnyREPLACE has quadradic computational complexity on windows server (but not linux)  
483592009-10-27
19:24
2012-05-18
20:19
MySQL Cluster: Cluster (NDB) storage engineIn progress
(3091 days)
S3mysql-5.1-telco-7.1Linux (RHEL 4)AnyALTER TABLE xx COMMENT - locks large tables Assigned Account
665632012-08-28
5:37
2012-08-28
6:55
MySQL Server: InnoDB Plugin storage engineVerified
(2295 days)
S55.1,5.6AnyAnyreduce the number of redundant calls to btr_cur_optimistic_insert()  
603492011-03-04
21:20
2013-01-15
15:25
MySQL ServerVerified
(2155 days)
S55.1.55AnyAnytrim beginning spaces processes data only byte wise (continue of bug14637 (3))  
603482011-03-04
20:14
2013-01-15
15:25
MySQL ServerVerified
(2155 days)
S55.1.55AnyAnytrim trailing spaces processes data only byte wise (continue of bug14637 (2))  
603452011-03-04
17:11
2013-01-15
15:25
MySQL ServerVerified
(2155 days)
S55.1.55 6.0.11AnyAnytrim trailing spaces processes data only byte wise (the continue of bug14637)  
603512011-03-04
22:15
2013-01-15
15:27
MySQL ServerVerified
(2155 days)
S55.1.55AnyAnytrim same character processes data only byte wise (continue of bug14637 (4))  
691182013-05-02
2:28
2013-05-02
14:00
MySQL Server: Command-line ClientsVerified
(2048 days)
S55.6, 5.7AnyAnyWasted work in method get_table_structure()  
643402012-02-15
14:07
2013-06-14
15:35
MySQL Server: InnoDB Plugin storage engineVerified
(2005 days)
S55.1.52, 5.1.61AnyAnyrace on no_flush event during buf_flush_free_margin  
685722013-03-05
10:57
2014-02-19
16:19
MySQL Server: Federated storage engineVerified
(2105 days)
S35.5.25a, 5.5.31AnyAnyFEDERATED using SHOW TABLE STATUS causes performance problems for InnoDB tables  
755042015-01-14
12:52
2015-01-22
14:51
MySQL Server: InnoDB storage engineVerified
(1418 days)
S5AnyAnybtr_search_guess_on_hash makes found block young twice?  
759622015-02-19
3:14
2015-03-03
20:46
MySQL Server: InnoDB storage engineVerified
(1378 days)
S35.6.24, 5.7.6AnyAnyInnodb calls fsync when freeing a LRU page to fulfill page request  
711402013-12-13
9:16
2015-07-31
8:59
MySQL Server: OptimizerVerified
(1228 days)
S25.1, 5.5, 5.6.15, 5.7.7AnyAnyOptimizer does NOT use range checks in typical self-join for InnoDB tables  
569652010-09-23
9:22
2015-08-10
14:34
MySQL Server: mysqldump Command-line ClientVerified
(2994 days)
S35.1.445.1+Linux (2.6.18-164.6.1.el5 #1 SMP, CentOS 5.5)Anymysqldump poor performance with large number of tables  
783552015-09-07
15:53
2015-09-15
8:51
MySQL Server: OptimizerVerified
(1182 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  
303422007-08-09
18:52
2015-10-07
14:54
MySQL Server: OptimizerVerified
(1160 days)
S55.0.37, 5.6.17AnyAnyEquality propagation can make optimization much slower  
795472015-12-07
13:59
2015-12-11
12:25
MySQL Server: OptimizerOpen
(1097 days)
S35.6DebianAnybad performance query on mysql 5.6  
816302016-05-28
5:46
2016-08-31
6:30
MySQL Server: ReplicationVerified
(831 days)
S55.7.12AnyAnyMySQL 5.7 is 37-45% slower then 5.6 when using binlogging due to defaults change  
831512016-09-26
14:27
2016-09-28
12:19
MySQL Server: Connection HandlingVerified
(804 days)
S25.6.33CentOSAnyhigh number of SHOW WARNINGS can stall server if compressed protocol in use  
602612011-02-26
0:59
2016-11-12
22:57
MySQL Cluster: Cluster (NDB) storage engineVerified
(758 days)
S5mysql-cluster-gpl-7.1.9aAnyAnyAre transaction hints needed in these situation?  
600872011-02-10
13:14
2016-12-04
20:45
MySQL Server: InnoDB storage engineVerified
(2860 days)
S35.5AnyAnyPatch: Minimize InnoDB I/O load by adding a prefetch stage Assigned Account
597272011-01-25
21:36
2016-12-04
20:45
MySQL Server: InnoDB storage engineVerifiedS55.1 plugin, 5.5, 5.6AnyAnyLRU search can be inefficient with compression Assigned Account
679132012-12-16
2:31
2017-07-18
5:39
Connector / ODBCVerified
(2149 days)
S55.2.2, 5.1.11Microsoft Windows (Windows 7 and 8 64-bit)AnyODBC connector performance problem Bogdan Degtyariov
759812015-02-20
13:56
2017-11-05
7:12
MySQL Server: InnoDB storage engineVerified
(1341 days)
S55.7.6AnyAnyMySQL 5.7.5 30% slower than 5.6.23 for 1 thread write  
620182011-07-28
15:15
2018-02-11
20:45
MySQL Server: InnoDB storage engineVerified
(2154 days)
S55.6.3AnyAnyinnodb adaptive hash index mutex contention Assigned Account
899262018-03-06
10:20
2018-03-12
12:21
MySQL Server: C API (client library)Verified
(273 days)
S55.7Linuxx86Performance degradation in libmysqlclient 20  
  Showing 1-30 of 45 (Edit, Save, CSV, Feed) Show Next 30 Entries »