Re: IN clause performance

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От Peter Wiersig
Тема Re: IN clause performance
Дата
Msg-id 20070719154233.GC6531@london087.server4you.de
обсуждение исходный текст
Ответ на IN clause performance  ("Paul Codler" <pgcoder@gmail.com>)
Список pgsql-general
On Thu, Jul 19, 2007 at 05:52:30AM -0700, Paul Codler wrote:
>  Basic query optimization question- does Postgres process
>
>    x IN (y1, y2)
>  as fast as
>    (x = y1 OR x = y2)
>
>  in a function?

EXPLAIN indicates this.

Peter

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