On Nov 27, 2006, at 02:45 , Tom Lane wrote:
Alexander Staubo <[EMAIL PROTECTED]> writes:
select comments.*, users.*
from comments
left outer join users on
users.id = comments.creator_id
inner join events_comments on
comments.id = events_comments.comment_id
and events_comments.event_id = 9244
The outer join seems unnecessarily slow.
Try flipping the order of the two joins. PG 8.2 will be smart
enough to
do that for itself, but no existing release understands when it's safe
to rearrange outer-join order.
That fixes it. Thanks.
Alexander.
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