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ID# Date Updated Type Status Sev Version Target OS CPU Summary Assigned
879472017-10-03
4:00
2018-06-11
19:57
MySQL Server: OptimizerVerified
(407 days)
S55.7.19AnyAnyOptimizer chooses ref over range when access when range access is faster  
385502008-08-04
21:47
2018-09-09
20:45
MySQL Server: OptimizerVerified
(3687 days)
S55.0.60, 5.1AnyAnymultiple optimizer bugs for queries with references from preceding table  
720322014-03-13
9:38
2014-03-14
8:08
MySQL Server: DMLVerified
(1713 days)
S5Server version: 5.0.67-community-nt MySQ, 5.5.38, 5.6.18Microsoft Windows (Windows 7 日语版 SP1)Anyunion和order错误  
784072015-09-11
12:45
2015-09-15
7:50
MySQL Server: OptimizerAnalyzing
(1162 days)
S57.4.6/5.6.24LinuxAnywrong index being used in subqueries? Umesh Shastry
582342010-11-16
16:26
2014-02-26
12:47
MySQL Server: InnoDB storage engineVerified
(2529 days)
S55.1.49-r1, 5.5.20AnyAnyLENGTH() / OCTET_LENGTH() on BLOB field very slow  
639052012-01-02
23:47
2012-01-16
18:35
MySQL Server: OptimizerVerified
(2500 days)
S55.1.60Microsoft WindowsAnyhandler_read_next is suprisingly high and slows queries  
598702011-02-01
13:40
2018-09-09
20:45
MySQL Server: ViewsVerified
(2847 days)
S55.0.89, 5.1.56, 5.5.8, 5.5.10AnyAnySlow VIEWS by using UNION  
343102008-02-05
14:51
2018-09-09
20:45
MySQL Server: OptimizerVerified
(1798 days)
S55.0.51a-log, 5.0.54, 5.6.14LinuxAnyOptimizer is inefficient by using ORDER BY function() and LIMIT  
752722014-12-19
8:34
2017-12-23
10:45
Connector / NETVerified
(866 days)
S56.9.5.0Microsoft WindowsAnyPoor performance with Entity Framework Include Queries and Order By  
893792018-01-24
11:41
2018-06-18
8:35
MySQL Server: Performance SchemaVerified
(300 days)
S55.7.20, 5.7.21AnyAnysummary_by_user tables get extremely slow with many users. Marc Alff
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