| Bug #79340 | UNION ALL ... LIMIT 1 evaluates too many rows in 5.5/6 and twice more in 5.7 | ||
|---|---|---|---|
| Submitted: | 19 Nov 2015 14:40 | Modified: | 16 Aug 2019 19:19 |
| Reporter: | Guilhem Bichot | Email Updates: | |
| Status: | Closed | Impact on me: | |
| Category: | MySQL Server: Optimizer | Severity: | S2 (Serious) |
| Version: | 5.7.9 | OS: | Any |
| Assigned to: | CPU Architecture: | Any | |
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