Re: No error when FROM is missing in subquery

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: "Kevin Grittner" <Kevin(dot)Grittner(at)wicourts(dot)gov>
Cc: "mike" <mike(at)thegodshalls(dot)com>, "Thomas H(dot)" <me(at)alternize(dot)com>, "Jaime Casanova" <systemguards(at)gmail(dot)com>, pgsql-bugs(at)postgresql(dot)org
Subject: Re: No error when FROM is missing in subquery
Date: 2006-12-19 15:23:14
Message-ID: 24047.1166541794@sss.pgh.pa.us
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"Kevin Grittner" <Kevin(dot)Grittner(at)wicourts(dot)gov> writes:
> It's easy to see how it resolves the column references; but the syntax
> is still not compliant with the SQL standard. The FROM clause is
> required. We could call it a PostgreSQL extension, but I'm curious if
> anyone actually finds it useful.

You've never done "SELECT some_expression" ?

regards, tom lane

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