| Bug #80580 | count(*) much slower on 5.7 than 5.6 | ||
|---|---|---|---|
| Submitted: | 2 Mar 2016 6:43 | Modified: | 16 Feb 2017 18:36 |
| Reporter: | Qi Xiaobin | Email Updates: | |
| Status: | Closed | Impact on me: | |
| Category: | MySQL Server: Optimizer | Severity: | S3 (Non-critical) |
| Version: | 5.7.2, 5.7.10, 5.7.11 | OS: | Any (Amazon Linux AMI) |
| Assigned to: | CPU Architecture: | Any | |
| Tags: | count, query performance, WL#6742 | ||
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