From: Josh Berkus <josh@agliodbs.com>
To: pgsql-performance@postgresql.org
Cc: S Golly <gollykai@gmail.com>
Subject: Re: not exists clause
Date: Thu, 10 Jan 2008 13:50:30 -0800
Message-ID: <200801101350.33211.josh@agliodbs.com> (raw)
In-Reply-To: <4a5f56930801101215l5ae2d5bdk2db4f1873e0789ca@mail.gmail.com>
References: <4a5f56930801101215l5ae2d5bdk2db4f1873e0789ca@mail.gmail.com>
Golly,
> I cannot get the "not exists" clause of ANSI SQL to execute correctly.
> select t.col11, t.col1... from table1 t where not exists (select 1 from
> table2 where col2 = t.col1);
> table1 has 40M + rows. if that matters.
>
> OS is FreeBSD 6.2, postgresql version 8.2.6
You'll have to post the actual query and error message. WHERE NOT EXISTS
has been supported since version 7.1.
--
--Josh
Josh Berkus
PostgreSQL @ Sun
San Francisco
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To: pgsql-performance@postgresql.org
Cc: josh@agliodbs.com, gollykai@gmail.com
Subject: Re: not exists clause
In-Reply-To: <200801101350.33211.josh@agliodbs.com>
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