Re: Alpha4 Available Now

From: Дмитрий Фефелов <fozzy(at)ac-sw(dot)com>
To: pgsql-hackers(at)postgresql(dot)org
Cc: Josh Berkus <josh(at)agliodbs(dot)com>
Subject: Re: Alpha4 Available Now
Date: 2010-02-26 05:55:06
Message-ID: 201002261155.06353.fozzy@ac-sw.com
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http://developer.postgresql.org/pgdocs/postgres/release-9-0.html

Performance section:

> Simplify the forms foo <> true and foo <> false to foo = false and
> foo = true during query optimization.

Will it work correct;ly when foo is NULL?

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