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ID# | Date | Updated | Type | Status | Sev | Version | OS | CPU | Summary |
---|---|---|---|---|---|---|---|---|---|
114512 | 2024-03-29 9:35 | 2024-03-29 9:53 | MySQL Server: Optimizer | Analyzing | S5 | 8.3.0 | Any | Any | MySQL 8: Order by with hash join incredibly slow |
86215 | 2017-05-08 13:35 | 2017-07-11 22:44 | MySQL Server: Optimizer | Analyzing (2453 days) | S5 | 8.0.1 | Any | Any | MySQL is much slower in 5.7 vs 5.6 |
24770 | 2006-12-02 0:37 | 2018-09-09 20:45 | MySQL Server: Optimizer | In progress (4757 days) | S5 | 5.1 | Any (all) | Any | update with subquery slow |
48703 | 2009-11-11 21:58 | 2022-09-04 20:45 | MySQL Server: Optimizer | In progress (5044 days) | S3 | 5.0+ | Any | Any | nontrivial ORDER/GROUP BY expressions: ambiguous statements not detected |
24251 | 2006-11-13 10:58 | 2018-09-09 20:45 | MySQL Server: Optimizer | In progress (5240 days) | S5 | 5.0.30-BK, 5.1.12 | Linux (Linux, Win XP SP2) | Any | Non-optimal choice of indexes for queries |
44549 | 2009-04-29 17:47 | 2018-09-09 20:45 | MySQL Server: Optimizer | Verified | S3 | 5.0.80, 5.1.34 | Any | Any | optimizer incorrectly chooses table scan and filesort over index |
45680 | 2009-06-23 14:15 | 2020-04-01 13:16 | MySQL Server: Optimizer | Verified | S3 | 5.0.54, 5.0.82, 5.1.35, 6.0.12 | Any | Any | wrong results when using index for lookup with implicitly casted values |
45880 | 2009-07-01 14:21 | 2022-09-04 20:45 | MySQL Server: Optimizer | Verified | S3 | 5.0, 5.1 | Any | Any | OUTER JOINed tables with no condition in WHERE must be at the end of explain |
46056 | 2009-07-08 20:24 | 2018-09-09 20:45 | MySQL Server: Optimizer | Verified | S3 | 5.0,5.1,5.4 | Any | Any | Duplicate rows returned on MAX + ORDER BY |
46217 | 2009-07-16 11:16 | 2018-09-09 20:45 | MySQL Server: Optimizer | Verified | S3 | 5.0,5.1,5.4 | Any | Any | Wrong result on aggregate + JOIN + ORDER BY + LIMIT |
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