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| ID# | Date | Updated | Type | Status | Sev | Version | OS | CPU | Summary |
|---|---|---|---|---|---|---|---|---|---|
| 121070 | 2026-08-11 0:30 | 2026-08-13 7:11 | MySQL Server: Optimizer | Verified (12 days) | S3 | 8.0.46, 8.4.11, 9.7.2 | Linux | ARM | VAR_SAMP (and VAR_POP / STDDEV_SAMP) over BIGINT UNSIGNED values near 2^64 is insertion-order dependent |
| 121079 | 2026-08-12 12:49 | 2026-08-12 17:31 | MySQL Server: Optimizer | Verified (13 days) | S2 | 8.4.9 | Linux | Any | Wrong result: quantified comparison subquery (>= ALL etc.) evaluates FALSE under double negation |
| 121082 | 2026-08-12 20:31 | 2026-08-13 6:31 | MySQL Server: Optimizer | Verified (12 days) | S3 | 8.0.46, 8.4.11, 9.7.2 | Linux | ARM | `x NOT IN (<set-operation subquery>)` drops rows |
| 121083 | 2026-08-12 20:39 | 2026-08-13 6:28 | MySQL Server: Optimizer | Verified (12 days) | S3 | 8.0.46,8.4.11, 9.7,2 | Linux | ARM | SELECT DISTINCT ... GROUP BY <same list> drops rows |
| 121084 | 2026-08-12 20:45 | 2026-08-13 7:13 | MySQL Server: Optimizer | Verified (12 days) | S3 | 8.0.46,8.4.11, 9.7.2 | Linux | ARM | VAR_SAMP() result depends on the query plan |
| 121085 | 2026-08-12 21:49 | 2026-08-13 7:14 | MySQL Server: Optimizer | Verified (12 days) | S3 | 8.0.46,8.4.11, 9.7.2 | Linux | ARM | A VIEW whose column is an expression drops a group in query |
| 121091 | 2026-08-13 14:00 | 2026-08-14 11:08 | MySQL Server: Optimizer | Verified (11 days) | S2 | 8.0.46, 8.4.11, 9.7.2 | Any | Any | Wrapping a SET column in VIEW/CTE changes `HAVING MAX(set_col) > numeric_literal` semantics |
| 121099 | 2026-08-16 22:01 | 2026-08-19 4:53 | MySQL Server: Optimizer | Verified (6 days) | S3 | 8.0.46, 8.4.11, 9.7.2 | Linux | ARM | Merged CASE/CAST view + aliased HAVING MIN(col) >= IFNULL(col, col) returns wrong result |
| 121100 | 2026-08-16 22:04 | 2026-08-19 5:22 | MySQL Server: Optimizer | Verified (6 days) | S3 | 8.0.46, 8.4.11, 9.7.2 | Linux | ARM | Merged `CAST(col AS CHAR) COLLATE utf8mb4_0900_bin` makes col = UPPER(col) return wrong result |
| 121102 | 2026-08-17 1:29 | 2026-08-21 14:11 | MySQL Server: InnoDB storage engine | Verified (4 days) | S2 | 8.0.46,8.4.11,9.7.2, 26.10.0 | Any | Any | INPLACE rebuild may corrupt long-prefix secondary indexes |
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