[TYPO3-core] RFC: improving index of sys_template
Dmitry Dulepov
dmitry at typo3.org
Thu Oct 12 08:16:54 CEST 2006
Hi!
> After same investigation (using logged EXPLAIN during a session) I
> suggest the following indices:
>
> # changed
> create index parent on pages (pid,sorting);
> create index parent on tt_content (pid,sorting);
>
> The avoid a filesort for typical queries on pages and tt_content.
+1 since I use the same in some of my installations.
> # new
> create index record on sys_log (recuid,uid);
>
> The last index is only used in history/undo but avoids a scan of the
> complete sys_log table (history has WHERE recuid=<id> SORT BY <uid>).
+1 too.
--
Dmitry Dulepov
Web: http://typo3bloke.net/
Skype: callto:liels_bugs
"It is our choices, that show what we truly are,
far more than our abilities." (A.P.W.B.D.)
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