| List: | General Discussion | « Previous MessageNext Message » | |
| From: | Perrin Harkins | Date: | August 20 2009 2:51pm |
| Subject: | Re: Simple join very slow | ||
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On Thu, Aug 20, 2009 at 10:43 AM, Johnny Withers<johnny@stripped> wrote: > MySQL can only use one index at a time. That was fixed years ago, in MySQL 5.0. http://dev.mysql.com/doc/refman/5.0/en/index-merge-optimization.html - Perrin
| Thread | ||
|---|---|---|
| • Simple join very slow | Simon Kimber | 20 Aug |
| • Re: Simple join very slow | Johnny Withers | 20 Aug |
| • Re: Simple join very slow | Perrin Harkins | 20 Aug |
| • Re: Simple join very slow | mos | 20 Aug |