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| ID# | Date | Updated | Type | Status | Sev | Version | OS | CPU | Summary |
|---|---|---|---|---|---|---|---|---|---|
| 119303 | 2025-11-05 1:49 | 2025-11-05 5:00 | MySQL Server: DML | Verified (1 day) | 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 (2 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 (7 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 (2 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 (7 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 (6 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 (6 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 (13 days) | S3 | 9.5.0 | Any | Any | util.dumpInstance() chunking based on partial primary key leads to unbalanced dump performance |
| 119204 | 2025-10-22 8:10 | 2025-10-23 10:04 | MySQL Server: DML | Verified (14 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 (2 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 (15 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 (31 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 (38 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 (38 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 (38 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 (38 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 (37 days) | S4 | 5.7.43, 8.0.40, 8.4 | Any | x86 | new ut_delay |
| 119074 | 2025-09-26 4:46 | 2025-10-01 13:59 | MySQL Server: Optimizer | Verified (38 days) | S2 | 9.4.0 | Linux | x86 | Incorrect result with derived_condition_pushdown optimization in correlated subquery with LEFT JOIN ON FALSE |
| 119073 | 2025-09-26 3:29 | 2025-10-01 13:59 | MySQL Server: InnoDB storage engine | Verified (38 days) | S3 | 9.4.0 8.4.6 | Any | x86 | Inconsistent Type Conversion Behavior for TIMESTAMP Column Based on UNIQUE Constraint |
| 119068 | 2025-09-25 8:43 | 2025-10-01 14:05 | MySQL Server: Optimizer | Verified (38 days) | S2 | 9.4.0 | Linux | x86 | RIGHT JOIN on VIEW with IN subquery returns incorrect non-NULL value instead of NULL |
| 119066 | 2025-09-24 13:06 | 2025-10-03 11:03 | MySQL Server: Optimizer | Verified (38 days) | S5 | 8.0.40+ | Any | Any | MySQL 8.0.40+ is about 2-3x times slower than 8.0.39 in particular index scan scenario |
| 119063 | 2025-09-24 3:45 | 2025-10-01 14:04 | MySQL Server: InnoDB storage engine | Verified (38 days) | S3 | 8.0.43 | Any | Any | Unused variable 'fk_max_recusive_level' |
| 119062 | 2025-09-23 11:08 | 2025-09-25 16:09 | MySQL Server: Optimizer | Verified (44 days) | S5 | 9.4.0 | Any | Any | A missed optimization opportunity of "FALSE and any_expr" in WHERE clause |
| 119059 | 2025-09-23 3:44 | 2025-09-25 16:07 | MySQL Server: Optimizer | Verified (44 days) | S2 | 9.2.0, 9.4.0 | Any | Any | Inconsistent result behavior when using EXCEPT equivalent NATRUAL JOIN |
| 119058 | 2025-09-23 0:57 | 2025-09-25 16:08 | MySQL Server: Prepared statements | Verified (44 days) | S1 | 9.4.0 | Any | Any | `\` is inconsistent in prepared statement and normal query |
| 119056 | 2025-09-22 15:21 | 2025-09-23 2:40 | MySQL Server: Optimizer | Verified (44 days) | S3 | 9.4.0 | Any | Any | column value change cased by SUM(DISTINCT) changed to AVG(DISTINCT)*COUNT(DISTINCT) |
| 119053 | 2025-09-22 9:22 | 2025-09-23 2:40 | MySQL Server: Optimizer | Verified (44 days) | S3 | 9.4.0 8.4.6 | Any | Any | Incorrect filtering for NOT BETWEEN on a FLOAT PRIMARY KEY |
| 119052 | 2025-09-22 9:22 | 2025-09-23 2:43 | MySQL Server: Optimizer | Verified (44 days) | S5 | 8.0.43 | Linux (5.10.134-19.al8.x86_64) | x86 (x86_64) | Performance regression in 8.0.40 |
| 119048 | 2025-09-21 12:57 | 2025-09-23 1:27 | MySQL Server: Prepared statements | Verified (45 days) | S2 | 9.4.0 | Any | Any | inconsistent result of two equivalent query with operator ~ |
| 119045 | 2025-09-19 17:28 | 2025-09-23 1:26 | MySQL Workbench | Verified (45 days) | S3 | 8.0.44 | Windows (11) | Any | MySQL Workbench crash: “Index out of range” when running SELECT with JOIN and LIMIT |
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