Re: Is this a bug or a feature? Column visibility in subquery from outer query

From: Paolo Saul <paolo(dot)saul(at)telogis(dot)com>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: Is this a bug or a feature? Column visibility in subquery from outer query
Date: 2009-05-18 21:40:30
Message-ID: 265789020905181440v847edw4d722943ee2f787b@mail.gmail.com
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Thank you for clearing that up.
Regards,
Paolo Saul

> This behavior is required by the SQL standard. It's called an outer
> reference.
>
> regards, tom lane
>

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