Showing all 3 (Edit, Save, CSV, Feed) |
ID# | Date | Updated | Type | Status | Sev | Version | OS | CPU | Summary |
---|---|---|---|---|---|---|---|---|---|
71191 | 2013-12-20 15:30 | 2013-12-20 20:20 | MySQL Server: Optimizer | Verified (3773 days) | S3 | 5.5.33 | Any | Any | Loose index scan is used even though full table scan/tight index scan is faster |
71199 | 2013-12-21 18:16 | 2014-01-28 17:45 | MySQL Server: Optimizer | Verified (3770 days) | S3 | 5.6.14, 5.6.15, 5.5.35 | Any | Any | Optimizer's estimated number of rows is 2 times wrong for (loose?) index scans |
71189 | 2013-12-20 14:56 | 2021-08-08 20:45 | MySQL Server: Documentation | Verified (3773 days) | S3 | 5.5, any | Any | Any | Manual does not provide enough details on how loose index scan really works |
Showing all 3 (Edit, Save, CSV, Feed) |