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From: Jean-Luc Lachance <jllachan@nsd.ca>
To: Josh Berkus <josh@agliodbs.com>
To: Tom Lane <tgl@sss.pgh.pa.us>
To: pgsql-sql@postgresql.org
Subject: Re: BOOLEAN question
Date: Wed, 30 Oct 2002 11:38:18 -0500
Message-ID: <3DC00AFA.3992DF0F@nsd.ca> (raw)
References: <web-1804001@davinci.ethosmedia.com>
	<3DC00823.7396E79C@nsd.ca>

Of course, I meant

SELECT COALESCE( (SELECT true FROM ... WHERE ...  AND boolcol LIMIT 1),
FALSE);

Jean-Luc Lachance wrote:
> 
> Why not simply:
> 
> SELECT COALESCE( (SELECT true FROM ... WHERE boolcol LIMIT 1), FALSE);
> 
> JLL
> 
> Josh Berkus wrote:
> >
> > Tom,
> >
> > > Perhaps
> > >       SELECT true = ANY (SELECT boolcol FROM ...);
> > > or
> > >       SELECT true IN (SELECT boolcol FROM ...);
> > >

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