Re: why postgresql is so slow?

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От Neil Conway
Тема Re: why postgresql is so slow?
Дата
Msg-id 1064072064.4630.353.camel@tokyo
обсуждение исходный текст
Ответ на Re: why postgresql is so slow?  (Jeff <jdavis-pgsql@empires.org>)
Список pgsql-hackers
On Sat, 2003-09-20 at 06:14, Jeff wrote:
> Well, that depends. First, turn on stats collecting and run "VACUUM
> ANALYZE". That will collect some data about your data which helps the
> planner make a good choice.

The statistics collector and the statistics collected by ANALYZE have
nothing to do with one another -- stats collector stats aren't used by
the query planner. So just running ANALYZE or VACUUM ANALYZE should be
sufficient.

-Neil




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