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ID# | Date | Updated | Type | Status | Sev | Version | OS | CPU | Summary |
---|---|---|---|---|---|---|---|---|---|
79291 | 2015-11-16 9:05 | 2018-03-20 9:21 | MySQL Server: Optimizer | Closed (2201 days) | S4 | 5.7.x | Any | Any | Issue with only_full_group_by and UNIQUE KEY with NULL values |
16244 | 2006-01-06 5:22 | 2017-12-08 16:25 | MySQL Server: DML | Closed (2303 days) | S4 | 8.0 | Any | Any | SQL-99 Derived table WITH clause (CTE) |
42620 | 2009-02-05 12:36 | 2014-09-17 4:41 | MySQL Server: Optimizer | Closed (3481 days) | S3 | 6.0.10-pre | Any | Any | Wrong semi-join execution strategy for subquery |
71028 | 2013-11-27 21:26 | 2014-02-02 17:38 | MySQL Server: DML | Closed (3727 days) | S3 | 5.5+ | Any | Any | error result when "count + distinct + case when" need merge_walk |
59852 | 2011-01-31 16:14 | 2013-07-29 18:35 | MySQL Server: Optimizer | Closed (3896 days) | S3 | 5.1,5.5,5.6 | Any | Any | EXPLAIN EXTENDED + UNION + 'ORDER BY x IN (subquery)' hides IN->EXISTS transform |
54481 | 2010-06-14 11:10 | 2012-10-15 13:43 | MySQL Server: Optimizer | Closed (4183 days) | S2 | 5.1-bzr, 5.6.99-m4, mysql-next-mr-opt-backporting | Any | Any | GROUP BY loses effect with JOIN + ORDER BY + LIMIT and join caching |
33486 | 2007-12-22 21:04 | 2011-12-08 3:35 | MySQL Server: Optimizer | Closed (4495 days) | S4 | 5.0 | Any | Any | Optimizer trace tool needed |
59651 | 2011-01-21 10:31 | 2011-04-26 15:43 | MySQL Server: Optimizer | Closed (4721 days) | S1 | 5.6.2-debug | Any | Any | Assertion `table_ref->has_record' failed with join_cache_level=3 |
59894 | 2011-02-02 13:58 | 2011-04-21 1:19 | MySQL Server: Options | Closed (4726 days) | S1 | 5.5.10, 5.6.2 | Any | Any | set optimizer_switch to e or d causes invalid memory writes/valgrind warnings |
59432 | 2011-01-11 21:55 | 2011-02-16 23:44 | MySQL Server: Options | Closed (4808 days) | S3 | 5.5 | Any | Any | --autocommit=on does not work (@@global.autocommit is 0) |
57316 | 2010-10-07 15:10 | 2011-02-16 23:44 | MySQL Server | Closed (4827 days) | S3 | 5.5+ | Any | Any | It is not clear how to disable autocommit |
57932 | 2010-11-02 15:11 | 2011-02-16 23:44 | MySQL Server: Optimizer | Closed (4827 days) | S2 | 5.5, mysql-next-mr-opt-backporting | Linux (Ubuntu x86, RedHat x64) | Any | query with AVG(DISTINCT) returns NULL if last aggregated value was NULL |
50595 | 2010-01-25 16:28 | 2011-02-16 23:44 | MySQL Server: Optimizer | Closed (4829 days) | S3 | 6.0 | Solaris (Solaris 10 sparc32 debug, sparc64) | Any | funcs_1.myisam_views takes longer time on 6.0 branch than 5.1 branch |
56138 | 2010-08-20 8:25 | 2011-02-16 23:44 | MySQL Server: General | Closed (4853 days) | S2 | 5.6.1, 5.1.52, 5.5.8 | Any | Any | valgrind errors about overlapping memory when double-assigning same variable |
47609 | 2009-09-24 12:56 | 2011-02-16 23:44 | MySQL Server: Optimizer | Closed (4857 days) | S3 | 5.6 | Any | Any | Many compile warnings are reported for Optimizer in PB2 |
57928 | 2010-11-02 13:04 | 2011-02-16 23:44 | MySQL Server: Optimizer | Closed (4857 days) | S3 | next-mr-bugfixing | Linux (64bit) | Any | More Valgrind warnings in print_keyuse() with --debug |
46743 | 2009-08-15 17:14 | 2011-02-16 23:44 | MySQL Server: Optimizer | Closed (4875 days) | S3 | 5.4/6.0 | Any | Any | Azalea processing correlated, aggregate SELECT subqueries incorrectly |
50358 | 2010-01-15 10:01 | 2011-02-16 23:44 | MySQL Server: Optimizer | Closed (4875 days) | S3 | 6.0-codebase | Any | Any | semijoin execution of subquery with outerjoin yields wrong result |
50361 | 2010-01-15 11:35 | 2011-02-16 23:44 | MySQL Server: Optimizer | Closed (4875 days) | S3 | 6.0 | Any | Any | Doublenested noncorrelated subquery with FirstMatch and join cache wrong result |
51018 | 2010-02-09 9:19 | 2011-02-16 23:44 | MySQL Server: Optimizer | Closed (4875 days) | S3 | 6.0-codebase-bugfixing | Any | Any | Batched key access gives wrong results for SELECT with semijoin and NULL |
52394 | 2010-03-26 14:54 | 2011-02-16 23:44 | MySQL Server: Optimizer | Closed (4875 days) | S3 | mysql-6.0-codebase-bugfixing | Any | Any | Segfault in JOIN_CACHE::get_offset () at sql_select.h:445 |
52636 | 2010-04-06 21:22 | 2011-02-16 23:44 | MySQL Server: Optimizer | Closed (4875 days) | S3 | 6.0-codebase-bugfixing | Any | Any | 6.0 allowing JOINs on NULL values w/ optimizer_join_cache_level = 5-8 |
53298 | 2010-04-29 21:15 | 2011-02-16 23:44 | MySQL Server: Optimizer | Closed (4875 days) | S3 | 6.0-codebase-bugfixing | Any | Any | wrong result with semijoin (no semijoin strategy chosen) |
53305 | 2010-04-30 9:23 | 2011-02-16 23:44 | MySQL Server: Optimizer | Closed (4875 days) | S3 | 6.0-codebase-bugfixing | Any | Any | Duplicate weedout + join buffer (join cache level=7,8) loses rows |
54235 | 2010-06-04 14:42 | 2011-02-16 23:44 | MySQL Server: Optimizer | Closed (4875 days) | S3 | next-mr-opt-backporting | Linux | Any | Extra rows with join_cache_level=4,6,8 and two LEFT JOIN |
54359 | 2010-06-09 8:49 | 2011-02-16 23:44 | MySQL Server: Optimizer | Closed (4875 days) | S3 | bzr_next-mr-opt-backporting, 6.0.14 | Any | Any | Extra rows with join_cache_level=7,8 and two joins and multi-column index |
54437 | 2010-06-11 16:55 | 2011-02-16 23:44 | MySQL Server: Optimizer | Closed (4875 days) | S3 | next-mr-opt-backporting | Any | Any | Extra rows with LEFT JOIN + semijoin (firstmatch and duplicates weedout) |
54608 | 2010-06-18 9:28 | 2011-02-16 23:44 | MySQL Server: Optimizer | Closed (4875 days) | S3 | mysql-next-mr-opt-backporting, 6.0.14 | Any | Any | Query using IN + OR + IS TRUE and IS NULL returns NULL when should be empty |
56254 | 2010-08-25 14:16 | 2011-02-16 23:44 | MySQL Server: Optimizer | Closed (4876 days) | S1 | bzr_mysql-next-mr-opt-team | Any | Any | Assertion tab->ref.use_count fails in join_read_key_unlock_row() on 4-way JOIN |
52540 | 2010-04-01 20:27 | 2011-02-16 23:44 | MySQL Server: Optimizer | Closed (4877 days) | S3 | mysql-6.0-codebase-bugfixing | Any | Any | Crash in JOIN_CACHE::set_match_flag_if_none () at sql_join_cache.cc:1883 |
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