Re: Slow SELECT...IN statements

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От Bruce Momjian
Тема Re: Slow SELECT...IN statements
Дата
Msg-id 200103231712.MAA15560@candle.pha.pa.us
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Ответ на Slow SELECT...IN statements  ("Jan Wessely" <jawe@jawe.net>)
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[ Charset ISO-8859-1 unsupported, converting... ]
> The FAQ states in entry 4.23 that SELECT...IN statements are slow and
> recommends to use EXISTS...IN statements instead. It also states that this
> will be resolved in some future version.
> I didn't find any entries about that in the TODO list, does anybody know
> when this will be fixed?

It will be fixed when we do the query tree rewrite, which is on the TODO
list, hopefully for 7.2.

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