Hello,
On 7/20/2009 22:42, Kevin Grittner wrote:
Have you considered keeping rows "narrow" until you've identified your
24 rows? Something like:
SELECT * FROM a
WHERE id in
(
SELECT id FROM a
WHERE comment_tsv @@ plainto_tsquery('love')
ORDER BY timestamp DESC
LIMIT 24 OFFSET 0
)
ORDER BY timestamp DESC
;
Good idea, but it doesn't really seem to do much. The query times are
roughly the same.
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