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| ID# | Date | Updated | Type | Status | Sev | Version | OS | CPU | Summary |
|---|---|---|---|---|---|---|---|---|---|
| 119495 | 2025-12-02 21:50 | 2025-12-02 21:50 | MySQL Server: Documentation | Open | S3 | Any | Any | Incomplete documentation for innodb_max_purge_lag. | |
| 119542 | 2025-12-11 18:59 | 2025-12-11 18:59 | MySQL Server: Documentation | Open | S3 | 8.0, 8.4, 9.x | Any | Any | Wrong links in Undo Tablespaces Documentation. |
| 119628 | 2026-01-05 22:20 | 2026-05-06 15:44 | MySQL Server: InnoDB storage engine | Open (133 days) | S1 | 8.0 | Any | Any | Undo Truncation Bug, not fixed in 8.0, leads to Data Corruption. |
| 119943 | 2026-02-25 20:50 | 2026-02-25 22:44 | MySQL Server: Documentation | Open (203 days) | S3 | 8.0, 8.4, 9.x | Any | Any | Documentation for innodb_flush_method is too Vague about its Impact on Data File Reading / Caching. |
| 121050 | 2026-08-03 22:09 | 2026-08-04 22:20 | MySQL Server: Replication | Open (43 days) | S3 | 8.0, 8.4, 9.7 and 26.7 | Any | Any | Confusing Last_IO_Error "fatal error 1236" since 8.0 (also affecting 8.4, 9.7 and 26.7) and more. |
| 121055 | 2026-08-04 22:14 | 2026-08-04 22:26 | MySQL Server: Documentation | Open (43 days) | S2 | 8.0, 8.4, 9.7 and 26.7.0 (and 5.7) | Any | Any | The documentation of gtid_purged (and more) is incomplete since 8.0.17. |
| 121056 | 2026-08-04 22:19 | 2026-08-04 22:26 | MySQL Server: Replication | Open (43 days) | S2 | 8.0, 8.4, 9.7 and 26.7.0 | Any | Any | The recovery recommendations in Last_IO_Error "fatal error 1236" are wrong (since 8.0.17). |
| 116620 | 2024-11-11 21:07 | 2026-05-28 1:13 | MySQL Server: Logging | Patch approved (667 days) | S3 | 8.0.39, 8.0.40, 8.4.3, 9.1.0 | Any | Any | Suboptimal Startup Info Logging with Many Tables (1M+). |
| 71529 | 2014-01-30 15:25 | 2014-02-06 12:25 | MySQL Server: Replication | Verified (4605 days) | S2 | 5.6.15 & 5.7.3 | Any | Any | GTID automatic positioning skips anonymous transactions. |
| 84439 | 2017-01-07 10:40 | 2017-01-09 5:21 | MySQL Server: InnoDB storage engine | Verified (3537 days) | S3 | 5.7.17-log | Any | Any | Table of row size of ~800 bytes does not compress with KEY_BLOCK_SIZE=1. |
| 84467 | 2017-01-11 8:22 | 2019-06-28 19:53 | MySQL Server: InnoDB storage engine | Verified (2975 days) | S3 | 5.7.17-log | Any | Any | ALTERing KEY_BLOCK_SIZE keeps the old kbs in KEYs. |
| 85977 | 2017-04-18 2:02 | 2024-10-23 16:38 | MySQL Server: Documentation | Verified (693 days) | S3 | 5.7 and 8.0 | Any | Any | The doc. of slave-parallel-type=LOGICAL_CLOCK wrongly reference Group Commit. |
| 88673 | 2017-11-28 6:11 | 2017-11-28 9:46 | MySQL Server: InnoDB storage engine | Verified (3214 days) | S3 | 5.7.20 | Any | Any | Regression CREATE TBL from 5.7.17 to 20 (part #1: innodb_file_per_table = ON). |
| 88674 | 2017-11-28 6:17 | 2017-11-28 9:37 | MySQL Server: InnoDB storage engine | Verified (3214 days) | S3 | 5.7.20 | Any | Any | Regression CREATE TBL from 5.7.17 to 20 (part #2: innodb_file_per_table = OFF). |
| 89197 | 2018-01-11 19:16 | 2018-01-15 13:42 | MySQL Server: Replication | Verified (3166 days) | S3 | 5.7.20, 8.0.3 | Any | Any | When GR fails, the error message says to "START SLAVE". |
| 91744 | 2018-07-20 15:27 | 2021-07-12 13:23 | MySQL Server: Replication | Verified (2912 days) | S2 | 5.7.22, 5.7.23 | Any | Any | START SLAVE UNTIL going further than it should. |
| 91766 | 2018-07-23 14:59 | 2018-07-24 13:24 | MySQL Server: Replication | Verified (2976 days) | S2 | 5.7.22 | Any | Any | Log of replication position when running CHANGE MASTER TO is wrong. |
| 92109 | 2018-08-21 17:53 | 2026-08-04 22:32 | MySQL Server: Replication | Verified (43 days) | S2 | 5.7, 8.0 | Any | Any | Please make replication crash safe with GITD and less durable setting (bis). |
| 94452 | 2019-02-23 9:20 | 2020-03-19 13:05 | MySQL Server: Replication | Verified (2760 days) | S3 | 5.6.42, 5.6.43 | Any | Any | "Slave: Out of memory" on ALTER TABLE when not able to write to tmpdir . |
| 96475 | 2019-08-08 19:39 | 2020-03-19 13:05 | MySQL Server: InnoDB storage engine | Verified (2595 days) | S3 | 5.7.27 | Any | Any | ALTER TABLE t IMPORT TABLESPACE blocks SELECT on I_S.tables. |
| 96476 | 2019-08-08 20:18 | 2020-03-19 13:05 | MySQL Server: InnoDB storage engine | Verified (2590 days) | S3 | 5.7.27 | Any | Any | Interrupting an ALTER TABLE t IMPORT TABLESPACE corrupts ibd file. |
| 97345 | 2019-10-23 16:27 | 2020-03-19 13:05 | MySQL Server: Replication | Verified (2518 days) | S2 | 5.7.28 | Any | Any | IO Thread not detecting failed master with relay_log_space_limit. |
| 101876 | 2020-12-05 4:05 | 2020-12-05 7:02 | MySQL Server: Documentation | Verified (2111 days) | S3 | 5.7, 8.0 | Any | Any | The manual is overly conservative in parameters for replication crash safety. |
| 102586 | 2021-02-12 16:35 | 2026-08-14 4:16 | MySQL Server: Replication | Verified (1070 days) | S1 | 8.1.0, 8.0.34, 8.0.23, 5.7.33 | Any | Any | Foreign Key ON DELETE CASCADE breaks with RBR and multiple-table DELETE. |
| 103062 | 2021-03-22 16:07 | 2021-04-06 12:33 | MySQL Server: Documentation | Verified (1989 days) | S3 | Any | Any | MySQL Replication extract from 5.7 is non-consistent with Reference Manual. | |
| 103189 | 2021-04-01 20:27 | 2021-04-13 20:02 | MySQL Server: Replication | Verified (1987 days) | S2 | 8.0.23, 5.7.33 | Any | Any | A cleanly stopped replica still shows on the primary in SHOW SLAVE HOSTS. |
| 103535 | 2021-04-29 13:57 | 2021-04-30 6:38 | MySQL Server: Command-line Clients | Verified (1965 days) | S3 | 5.7.34, 8.0.24 | Any | Any | show warnings non empty after Lost connection to MySQL server during query. |
| 104012 | 2021-06-14 22:38 | 2021-06-16 8:04 | MySQL Server: Replication | Verified (1918 days) | S2 | 8.0.25, 5.7.34 | Any | Any | FLUSH BINARY LOGS blocks when a client is waiting for semi-sync ACK. |
| 104015 | 2021-06-15 0:31 | 2022-05-27 20:28 | MySQL Server: Replication | Verified (1913 days) | S2 | 8.0.25, 5.7.34 | Any | Any | Loosing semi-sync acks could stall the primary. |
| 104421 | 2021-07-26 19:58 | 2021-07-29 7:07 | MySQL Server: Optimizer | Verified (1875 days) | S2 | 8.0.26, 5.7.35 | Any | Any | Bad plan for WHERE customer_id = @cid ORDER BY id LIMIT 10 with compound PK. |
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