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help / color / mirror / Atom feedFrom: Tom Lane <[email protected]>
To: Nathan Bossart <[email protected]>
Cc: Hannu Krosing <[email protected]>
Cc: PostgreSQL Hackers <[email protected]>
Subject: Re: Horribly slow pg_upgrade performance with many Large Objects
Date: Tue, 08 Apr 2025 13:51:22 -0400
Message-ID: <[email protected]> (raw)
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Nathan Bossart <[email protected]> writes:
> On Tue, Apr 08, 2025 at 01:36:58PM -0400, Tom Lane wrote:
>> Hmm ... one annoying thing for this project is that AFAICS pg_upgrade
>> does *not* preserve database OIDs, which is problematic for using
>> COPY to load pg_shdepend rows.
> I think it does; see commit aa01051.
Ah --- I thought I remembered something having been done about that,
but I failed to find it because I was looking in pg_upgrade not
pg_dump. Too bad aa01051 didn't update the comment at the top of
pg_upgrade.c.
regards, tom lane
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