From: Michael Glaesemann <grzm@seespotcode.net>
To: Joe Conway <mail@joeconway.com>
Cc: Bruce Momjian <bruce@momjian.us>
Cc: Tom Lane <tgl@sss.pgh.pa.us>
Cc: Hackers (PostgreSQL) <pgsql-hackers@postgresql.org>
Subject: Re: Values list-of-targetlists patch for comments (was Re: [PATCHES]
Date: Wed, 2 Aug 2006 15:54:00 +0900
Message-ID: <1CD9D95B-E824-4A0D-85BB-279AD06B931C@seespotcode.net> (raw)
In-Reply-To: <44D0205E.9060300@joeconway.com>
References: <200608020314.k723EbQ01079@momjian.us>
<44D0205E.9060300@joeconway.com>
On Aug 2, 2006, at 12:47 , Joe Conway wrote:
> regression=# create rule r2 as on update to src do insert into log
> values(old.*, 'old'), (new.*, 'new');
> ERROR: VALUES must not contain OLD or NEW references
>
Would it make sense to add a HINT as well, recommending the UNION
construct Tom mentioned earlier?
On Aug 2, 2006, at 11:52 , Tom Lane wrote:
> create rule r2 as on update to src do
> insert into log select old.*, 'old' union all new.*, 'new';
>
> or just use two separate INSERT commands in the rule.
>
Or is the general case too, uh, general for a HINT?
Michael Glaesemann
grzm seespotcode net
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Subject: Re: Values list-of-targetlists patch for comments (was Re: [PATCHES]
In-Reply-To: <1CD9D95B-E824-4A0D-85BB-279AD06B931C@seespotcode.net>
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