RE: exists <==> not exists ???

From: Patti Morgan <pmorgan(at)telogy(dot)com>
To: "'Tom Lane'" <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Christian Breimann <chr(at)math(dot)uni-muenster(dot)de>
Cc: pgsql-bugs(at)postgresql(dot)org
Subject: RE: exists <==> not exists ???
Date: 2001-05-11 15:20:21
Message-ID: 61891BA043DED21180920090273F1738026B77F7@argentina.telogy.com
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How do I stop this information from coming to me?

-----Original Message-----
From: Tom Lane [mailto:tgl(at)sss(dot)pgh(dot)pa(dot)us]
Sent: Friday, May 11, 2001 9:35 AM
To: Christian Breimann
Cc: pgsql-bugs(at)postgresql(dot)org
Subject: Re: [BUGS] exists <==> not exists ???

Christian Breimann <chr(at)math(dot)uni-muenster(dot)de> writes:
> When executing a SQL-Query with a "where not exists (...)" Statement,
> the result is wrong. It's the same result as I execute "where exists
> (...)" This mustn't be true.

This is a completely unhelpful bug report. We need sufficient details
to let us reproduce the problem.

regards, tom lane

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