From: hubert depesz lubaczewski <depesz@depesz.com>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: pgsql-general <pgsql-general@lists.postgresql.org>
Subject: Re: Can we get rid of repeated queries from pg_dump?
Date: Thu, 26 Aug 2021 16:08:27 +0200
Message-ID: <20210826140827.GA15868@depesz.com> (raw)
In-Reply-To: <648517.1629986527@sss.pgh.pa.us>
References: <20210826084430.GA26282@depesz.com>
<648517.1629986527@sss.pgh.pa.us>
On Thu, Aug 26, 2021 at 10:02:07AM -0400, Tom Lane wrote:
> hubert depesz lubaczewski <depesz@depesz.com> writes:
> > It seems that for every function, pg_dump is getting it's data, and then
> > runs format_type on each parameter/output type? I'm mostly guessing
> > here, as I didn't read the code.
> > Wouldn't it be possible to get all type formats at once, and cache them
> > in pg_dump? Or at the very least reuse already received information?
> Send a patch ...
Yeah, that's not going to work, my C skills are next-to-none :(
I guess I'll have to wait till someone else will assume it's a problem,
someone with skills to do something about it.
Best regards,
depesz
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To: pgsql-general@postgresql.org
Cc: depesz@depesz.com, tgl@sss.pgh.pa.us, pgsql-general@lists.postgresql.org
Subject: Re: Can we get rid of repeated queries from pg_dump?
In-Reply-To: <20210826140827.GA15868@depesz.com>
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