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From: Peter Eisentraut <peter.eisentraut@2ndquadrant.com>
To: Masahiko Sawada <masahiko.sawada@2ndquadrant.com>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: PostgreSQL Hackers <pgsql-hackers@lists.postgresql.org>
Subject: Re: Dumping/restoring fails on inherited generated column
Date: Tue, 3 Nov 2020 15:53:10 +0100
Message-ID: <87182204-d0ab-abd1-15fc-9da4e251efc6@2ndquadrant.com> (raw)
In-Reply-To: <bf846641-b695-d095-f3d1-f362d58c7296@2ndquadrant.com>
References: <15830.1575468847@sss.pgh.pa.us>
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	<bf846641-b695-d095-f3d1-f362d58c7296@2ndquadrant.com>

On 2020-09-25 15:07, Peter Eisentraut wrote:
> We could probably fix this by having ALTER TABLE ONLY / DROP EXPRESSION
> update the attlocal column of direct children to true, to make the
> catalog state look like something that can be restored.  However, that's
> a fair amount of complicated code, so for now I propose to just prohibit
> this command, meaning you can't use ONLY in this command if there are
> children.  This is new in PG13, so this change would have very limited
> impact in practice.

With the minor releases coming up, I have committed this patch and will 
work on getting the remaining pg_dump issues fixed as well.

-- 
Peter Eisentraut              http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services





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