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| ID# | Date | Updated | Type | Status | Sev | Version | OS | CPU | Summary |
|---|---|---|---|---|---|---|---|---|---|
| 119363 | 2025-11-12 2:52 | 2025-11-12 3:10 | MySQL Server: Optimizer | Verified (1 day) | S3 | 9.4.0 8.4.6 | Any | Any | Complex WHERE Expression on Indexed FLOAT Column Evaluates Incorrectly |
| 119344 | 2025-11-10 8:47 | 2025-11-12 3:04 | MySQL Server: Optimizer | Verified (1 day) | S3 | 9.4.0 | Any | Any | Floating-point precision loss happen after changing UNION to UNION ALL |
| 119342 | 2025-11-10 8:26 | 2025-11-11 8:10 | MySQL Server: Optimizer | Verified (2 days) | S3 | 9.4.0 | Any | Any | Bits value change after changing UNION to UNION ALL |
| 119341 | 2025-11-10 8:24 | 2025-11-11 7:56 | MySQL Server: Optimizer | Verified (2 days) | S3 | 9.4.0 | Any | Any | ALL subquery evaluates incorrectly in SELECT list when comparing against a BIT column |
| 119339 | 2025-11-08 17:27 | 2025-11-11 7:31 | MySQL Server: Optimizer | Verified (2 days) | S3 | 8.0.41 | Any | Any | The results are different after extracting the value of the COALESCE function |
| 119329 | 2025-11-07 8:13 | 2025-11-11 14:02 | MySQL Server: Optimizer | Verified (6 days) | S3 | 8.0.44 | Any | Any | Column name unexpectedly change after changing COUNT to COUNT(DISTINCT) |
| 119326 | 2025-11-07 7:40 | 2025-11-07 9:07 | MySQL Server: Optimizer | Verified (6 days) | S3 | 8.0.41 | Any | Any | Using the COALESCE function, two opposite conditions return the same result. |
| 119323 | 2025-11-07 5:59 | 2025-11-07 7:26 | MySQL Server: Optimizer | Verified (6 days) | S3 | 9.4.0 | Any | Any | row number become less after changing COUNT(DISTINCT) to COUNT |
| 119322 | 2025-11-07 4:58 | 2025-11-07 7:29 | MySQL Server: Optimizer | Verified (6 days) | S3 | 9.4.0 | Any | Any | Unexpected None after adding a window column |
| 119321 | 2025-11-07 4:35 | 2025-11-07 7:37 | MySQL Server: Optimizer | Verified (6 days) | S3 | 9.4.0 | Any | Any | Unexpected None after changing SUM to SUM (x*2) |
| 119318 | 2025-11-06 11:28 | 2025-11-07 8:03 | MySQL Server: Data Dictionary | Verified (6 days) | S3 | 9.5 | CentOS (CentOS Linux release 7.7.1908 (Core)) | x86 (x86_64) | When modifying the system time to a date beyond 2038, MySQL installation reports an error |
| 119306 | 2025-11-05 7:02 | 2025-11-06 5:34 | MySQL Server: Optimizer | Verified (7 days) | S3 | 8.0, 9.5 | Any | Any | The EXPLAIN plan may be inconsistent with the actual execution. |
| 119303 | 2025-11-05 1:49 | 2025-11-05 5:00 | MySQL Server: DML | Verified (8 days) | S3 | 8.0.41 | Any | Any | The query is normal without using the histogram, but an error occurs when using the histogram |
| 119287 | 2025-11-01 10:08 | 2025-11-04 21:01 | MySQL Server: Optimizer | Verified (9 days) | S3 | 8.0.41 | Any | Any | Decimal Precision Mismatch in UNION Query with CONCAT Function |
| 119271 | 2025-10-30 11:14 | 2025-10-30 20:02 | Connector / J | Verified (14 days) | S3 | All | Any | Any | Connector/J fails to accept legacy value zeroDateTimeBehavior=convertToNull on multi-host URLs (failover), but works on |
| 119262 | 2025-10-29 9:01 | 2025-11-04 23:01 | MySQL Server: Optimizer | Verified (9 days) | S3 | 8.0.44,8.4.6,9.4.0 | Any | Any | Incorrect result on comparison between a float expression and an indexed SMALLINT column. |
| 119245 | 2025-10-27 14:02 | 2025-10-30 18:30 | Connector / J | Verified (14 days) | S3 | 9.5.0 | Any | Any | Select into fix breaks queries with 'into' in them |
| 119236 | 2025-10-27 4:15 | 2025-11-04 23:07 | MySQL Server: Prepared statements | Verified (13 days) | S2 | 8.0.44 | Any | Any | The SQL reprepare bug results in 100% CPU load. |
| 119225 | 2025-10-24 9:11 | 2025-10-31 5:22 | MySQL Server: Optimizer | Verified (13 days) | S3 | 8.0.43 | Any | Any | weedout not work for rematerialized temptable |
| 119222 | 2025-10-23 16:49 | 2025-10-24 9:06 | Shell Dump & Load | Verified (20 days) | S3 | 9.5.0 | Any | Any | util.dumpInstance() chunking based on partial primary key leads to unbalanced dump performance |
| 119220 | 2025-10-23 14:55 | 2025-11-07 9:22 | MySQL Server: Optimizer | Verified (6 days) | S2 | 8.4.6 | Any | x86 | Subquery materialization in LEFT JOIN ON clause loses WHERE conditions |
| 119204 | 2025-10-22 8:10 | 2025-10-23 10:04 | MySQL Server: DML | Verified (21 days) | S2 | 8.0,9.5 | Any | Any | The change of join order may lead to inconsistent update data |
| 119203 | 2025-10-21 12:46 | 2025-11-04 23:25 | MySQL Server: Optimizer | Verified (9 days) | S3 | 8.0.41 | Any | Any | An expression that returns NULL instead of NULL is used to perform the <=> operation. the sql retrun wrong result. |
| 119198 | 2025-10-20 19:44 | 2025-10-22 6:59 | MySQL Server: Optimizer | Verified (22 days) | S2 | 8.4.6 | Any | Any | Optimizer with reverse index range scan gives incorrect query result |
| 119100 | 2025-10-01 1:00 | 2025-10-06 4:18 | MySQL Server: Optimizer | Verified (38 days) | S2 | 9.4.0 | Linux | x86 | WHERE alias IS NULL Fails for Derived Column Using subquery |
| 119081 | 2025-09-27 8:35 | 2025-10-02 7:12 | MySQL Server: Optimizer | Verified (45 days) | S3 | 8.0.43 | Any | Any | UPDATE with CASE/IFNULL expression produces unexpected error: Incorrect DECIMAL value: '0' for column '' at row -1 |
| 119080 | 2025-09-27 8:16 | 2025-10-01 13:58 | MySQL Server: Optimizer | Verified (45 days) | S3 | 8.0.43 | Any | Any | SELECT vs. TLP partitioning query returns different cardinalities (cardinality mismatch) |
| 119078 | 2025-09-26 16:33 | 2025-10-01 13:58 | Shell VSCode Extension | Verified (45 days) | S3 | 1.19.17 | Windows (11 Enterprise) | x86 (11th Gen Intel(R) Core(TM) i7-1165G7 @ 2.80GHz ) | MySQL Shell for VS Code has different output formatting than MySQL Shell |
| 119077 | 2025-09-26 12:45 | 2025-10-01 13:56 | MySQL Server: Replication | Verified (45 days) | S4 | 5.7.43, 8.0.40, 8.4 | Any | x86 | boost replication performance |
| 119076 | 2025-09-26 9:11 | 2025-10-01 14:00 | MySQL Server: InnoDB storage engine | Verified (44 days) | S4 | 5.7.43, 8.0.40, 8.4 | Any | x86 | new ut_delay |
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