| Bug #40051 | needed way to prevent optimizer from using index_merge on useless keys | ||
|---|---|---|---|
| Submitted: | 15 Oct 2008 13:40 | Modified: | 10 Jun 2009 5:50 |
| Reporter: | Andrii Nikitin | Email Updates: | |
| Status: | Closed | Impact on me: | |
| Category: | MySQL Server: Optimizer | Severity: | S4 (Feature request) |
| Version: | 5.0.48 | OS: | Any |
| Assigned to: | CPU Architecture: | Any | |
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