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Re: [Commits] Improve filesort performance for small sorts

To: maria-developers@xxxxxxxxxxxxxxxxxxx
From: Sergei Golubchik <serg@xxxxxxxxxxxx>
Date: Sat, 24 Mar 2012 18:46:28 +0100
Cc: knielsen@xxxxxxxxxxxxxxx
In-reply-to: <E1SBTWV-0003Ld-Ka@frigg.knielsen-hq.org>
User-agent: Mutt/1.5.21 (2010-09-15)

Hi, Kristian!

FYI: http://bazaar.launchpad.net/~mysql/mysql-server/trunk/revision/tor.didriksen@xxxxxxxxxx-20111107153236-d5kak4rgkn8086kr

On Mar 24, knielsen@xxxxxxxxxxxxxxx wrote:
> ------------------------------------------------------------
> revno: 3471
> revision-id: knielsen@xxxxxxxxxxxxxxx-20120324160859-6pzy6tcxvd6j4fbx
> parent: monty@xxxxxxxxxxxx-20120323162239-h18wbqpbjz0p00jd
> committer: knielsen@xxxxxxxxxxxxxxx
> branch nick: mariadb-5.3
> timestamp: Sat 2012-03-24 17:08:59 +0100
> message:
>   Improve filesort performance for small sorts: Don't write pointers to records that we will never use.

Regards,
Sergei