From: Michael Paquier <michael@paquier.xyz>
To: Zsolt Parragi <zsolt.parragi@percona.com>
Cc: Ayush Tiwari <ayushtiwari.slg01@gmail.com>
Cc: hackerzheng666@gmail.com
Cc: pgsql-bugs@lists.postgresql.org
Subject: Re: BUG #19632: RULE rewriting crashes with XX000 when RETURNING old/new references a system column
Date: Fri, 21 Aug 2026 07:53:14 +0900
Message-ID: <aoeFWookuVmnletx@paquier.xyz> (raw)
In-Reply-To: <CAN4CZFNJrt--xPEuQgFxg3TtNFPAifc9SbQbP=K_8fUUYDnh9Q@mail.gmail.com>
References: <19632-9155d9baec763c8c@postgresql.org>
<CAN4CZFOTLqGioJfRrQhCq0c2j0fcoG7FA4vMOOwc_Bg1fXheVQ@mail.gmail.com>
<aoY-IVnSckypD-O-@paquier.xyz>
<CAN4CZFNJrt--xPEuQgFxg3TtNFPAifc9SbQbP=K_8fUUYDnh9Q@mail.gmail.com>
On Thu, Aug 20, 2026 at 09:29:36AM +0100, Zsolt Parragi wrote:
> Right, I thought you can't implement soft delete with triggers but of
> course you can. Except that RETURNING doesn't work at all in that
> case, unless I make it a delete+insert or also introduce a helper
> view, but even with the view I can only get out the old xmin, not the
> new.
For now I have applied your patch on HEAD as of d39762b8c79a,
qualifying as a life improvement thing with a better message. I have
never really seen somebody complain about that limitation, as well..
--
Michael
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Cc: michael@paquier.xyz, zsolt.parragi@percona.com, ayushtiwari.slg01@gmail.com, hackerzheng666@gmail.com, pgsql-bugs@lists.postgresql.org
Subject: Re: BUG #19632: RULE rewriting crashes with XX000 when RETURNING old/new references a system column
In-Reply-To: <aoeFWookuVmnletx@paquier.xyz>
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