From: Tom Lane <tgl@sss.pgh.pa.us>
To: David Fetter <david@fetter.org>
Cc: Peter Eisentraut <peter_e@gmx.net>
Cc: pgsql-hackers@postgresql.org, Gavin Sherry <swm@linuxworld.com.au>
Cc: Michael Glaesemann <grzm@seespotcode.net>
Cc: Joe Conway <mail@joeconway.com>
Cc: pgsql-patches@postgresql.org
Cc: pgsql-docs@postgresql.org
Subject: Re: [HACKERS] [PATCHES] Values list-of-targetlists patch for comments (was Re:
Date: Wed, 09 Aug 2006 13:07:30 -0400
Message-ID: <27400.1155143250@sss.pgh.pa.us> (raw)
In-Reply-To: <20060809162242.GA19092@fetter.org>
References: <44B69778.5050104@dunslane.net>
<Pine.LNX.4.58.0608041040550.16622@linuxworld.com.au>
<969.1154659817@sss.pgh.pa.us>
<200608091505.04383.peter_e@gmx.net>
<20060809162242.GA19092@fetter.org>
David Fetter <david@fetter.org> writes:
> However, there are some oddities:
> postgres=# SELECT * FROM (VALUES (1,2)) AS foo(bar,baz);
> [ works ]
> postgres=# (VALUES (1,2)) AS foo(bar,baz);
> ERROR: syntax error at or near "AS"
This is per spec. Effectively, AS is part of the FROM-clause syntax
not part of a standalone command. You can't write this either:
regression=# (select 1,2) as foo(bar,baz);
ERROR: syntax error at or near "as"
LINE 1: (select 1,2) as foo(bar,baz);
^
regards, tom lane
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To: pgsql-docs@postgresql.org
Cc: tgl@sss.pgh.pa.us, david@fetter.org, peter_e@gmx.net, swm@linuxworld.com.au, grzm@seespotcode.net, mail@joeconway.com, pgsql-patches@postgresql.org
Subject: Re: [HACKERS] [PATCHES] Values list-of-targetlists patch for comments (was Re:
In-Reply-To: <27400.1155143250@sss.pgh.pa.us>
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