Re: obsolete code in pg_upgrade

From: Christoph Berg <myon(at)debian(dot)org>
To: Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com>
Cc: pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: obsolete code in pg_upgrade
Date: 2017-08-25 08:00:35
Message-ID: 20170825080035.jglbf5kklnzm5adi@msg.df7cb.de
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Re: Peter Eisentraut 2017-08-24 <8aa00f15-144e-e793-750e-d1d6876d6a7e(at)2ndquadrant(dot)com>
> On 8/23/17 09:36, Robert Haas wrote:
> > I think I agree. It seems to me that the version of pg_upgrade
> > shipped with release N only needs to support upgrades to release N,
> > not older releases. There's probably room for debate about whether a
> > pg_upgrade needs to support direct upgrades FROM very old releases,
> > but we need not decide anything about that right now.
> >
> > I think you could go ahead and rip out this code, but as it seems like
> > a non-critical change, -1 for back-patching it.
>
> committed to PG10 and master

This #define seems to be obsolete now as well:
src/bin/pg_upgrade/pg_upgrade.h:#define TABLE_SPACE_SUBDIRS_CAT_VER 201001111

Christoph

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