Re: <> ALL( ... ) and <> ANY ( ... ) didn't behave as expected

From: Richard Broersma Jr <rabroersma(at)yahoo(dot)com>
To: "John D(dot) Burger" <john(at)mitre(dot)org>, General PostgreSQL List <pgsql-general(at)postgresql(dot)org>
Subject: Re: <> ALL( ... ) and <> ANY ( ... ) didn't behave as expected
Date: 2007-10-10 19:24:38
Message-ID: 649609.10373.qm@web31806.mail.mud.yahoo.com
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--- "John D. Burger" <john(at)mitre(dot)org> wrote:
> I read this as: Find all parents such that none of their kids are
> girls and none of their kids are boys. That is, ALL of their genders
> are <> 'girl', AND ALL of their genders are <> 'boy'. Under the
> obvious assumptions about gender, the result is of course empty -
> except it's not clear to me what should happen for childless people ...

Thanks everyone that makes sense!

Regards,
Richard Broersma Jr.

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