From: Peter Eisentraut <peter.eisentraut@2ndquadrant.com>
To: Michael Paquier <michael@paquier.xyz>
To: Andres Freund <andres@anarazel.de>
Cc: pgsql-hackers <pgsql-hackers@postgresql.org>
Subject: Re: ALTER TABLE on system catalogs
Date: Thu, 28 Jun 2018 10:14:57 +0200
Message-ID: <9fb22a98-fd64-1426-a4f4-b927ce1a9a5e@2ndquadrant.com> (raw)
In-Reply-To: <20180627230838.GI2667@paquier.xyz>
References: <e49f825b-fb25-0bc8-8afc-d5ad895c7975@2ndquadrant.com>
<20180627203733.bfpibxdleimvwdg2@alap3.anarazel.de>
<20180627230838.GI2667@paquier.xyz>
On 6/28/18 01:10, Michael Paquier wrote:
> On Wed, Jun 27, 2018 at 01:37:33PM -0700, Andres Freund wrote:
>> On 2018-06-27 22:31:30 +0200, Peter Eisentraut wrote:
>>> I propose that we instead silently ignore attempts to add TOAST tables
>>> to shared and system catalogs after bootstrapping.
>>
>> That seems like an extremely bad idea to me. I'd rather go ahead and
>> just add the necessary toast tables than silently violate preconditions
>> that code assumes are fulfilled.
>
> Agreed. Joe Conway was working on a patch to do exactly that. I was
> personally looking for the possibility of having one with pg_authid in
> v12 :)
OK, that would change things a bit, in that the silent addition of a
TOAST table would no longer be a problem, but it wouldn't fix the other
scenarios that end up in an error. If such a patch is forthcoming, we
can revisit this again afterwards.
--
Peter Eisentraut http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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To: pgsql-hackers@postgresql.org
Cc: peter.eisentraut@2ndquadrant.com, michael@paquier.xyz, andres@anarazel.de
Subject: Re: ALTER TABLE on system catalogs
In-Reply-To: <9fb22a98-fd64-1426-a4f4-b927ce1a9a5e@2ndquadrant.com>
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