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| ID# | Date | Updated | Type | Status | Sev | Version | OS | CPU | Summary |
|---|---|---|---|---|---|---|---|---|---|
| 107109 | 2022-04-24 9:07 | 2023-04-14 13:24 | MySQL Server: Parser | Verified (1590 days) | S2 | 8.0.27, 5.7.37, 8.0.32 | Any (rhel-7.4) | Any (x86-64) | Optimizer hints doesn't work if client charset is the same with charset of syste |
| 109820 | 2023-01-27 8:54 | 2023-01-28 12:55 | MySQL Server: Optimizer | Verified (1355 days) | S3 | 8.0.29, 8.0.32 | Any (rhel-7.4) | Any (x86-64) | optimizer hints in definition of views seem to be ignored |
| 115161 | 2024-05-29 11:28 | 2024-05-29 12:18 | MySQL Server: Optimizer | Verified (867 days) | S2 | 8.4.0 | Any | Any | hint for join order doesn't work |
| 115671 | 2024-07-23 9:47 | 2024-07-23 13:49 | MySQL Server: Optimizer | Verified (812 days) | S5 | 8.0.37, 8.0.39 | Any | Any | The optimizer has chosen a poor execution plan. |
| 115676 | 2024-07-24 4:34 | 2024-07-24 9:46 | MySQL Server: Optimizer | Verified (811 days) | S5 | 8.0.37, 8.0.39 | Any | Any | The optimizer has chosen a poor execution plan. |
| 115679 | 2024-07-24 9:04 | 2024-07-24 9:46 | MySQL Server: Optimizer | Verified (811 days) | S5 | 8.0.37 | Any | Any | Block Nested-Loops Join can sometimes slow down the query |
| 120830 | 2026-07-02 3:11 | 2026-07-02 9:34 | MySQL Server: Optimizer | Verified (103 days) | S5 | 9.7.1 | Ubuntu (22.04.4 LTS) | x86 (x86_64, Intel(R) Xeon(R) Gold 5220) | Optimizer chooses 2800x slower join order despite lower-cost JOIN_PREFIX plan |
| 120797 | 2026-06-27 15:18 | 2026-07-02 13:29 | MySQL Server: Optimizer | Verified (103 days) | S5 | 9.7.1 | Ubuntu (22.04.4 LTS) | x86 | Poor plan for DISTINCT Cartesian product: hash join materializes full product while NO_BNL is about 50x faster |
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