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From: Stephen Frost <sfrost@snowman.net>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: John Naylor <jcnaylor@gmail.com>
Cc: pgsql-hackers <pgsql-hackers@postgresql.org>
Subject: Re: automatically assigning catalog toast oids
Date: Sun, 9 Dec 2018 15:42:57 -0500
Message-ID: <20181209204257.GH3415@tamriel.snowman.net> (raw)
In-Reply-To: <18075.1544380583@sss.pgh.pa.us>
References: <CAJVSVGWjRjY6Kg+sriZitkVVjjH8i4uEyVrQf1bwdu2z61=XLQ@mail.gmail.com>
	<18075.1544380583@sss.pgh.pa.us>

Greetings,

* Tom Lane (tgl@sss.pgh.pa.us) wrote:
> John Naylor <jcnaylor@gmail.com> writes:
> > Commit 96cdeae07 added toast tables to most catalogs. One disadvantage
> > is that the toast declarations require hard-coded oids, even though
> > only shared catalogs actually need stable oids. Now that we can assign
> > oids on the fly, it makes sense to do so for toast tables as well, as
> > in the attached.
> 
> I'm a bit dubious that this is a good idea.  It's handy, at least for
> forensic situations, that the system catalogs have stable OIDs.

I tend to agree...  What's the advantage of assigning them on the fly?

Thanks!

Stephen

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