Re: small improvement of the elapsed time for truncating heap in vacuum

From: Fujii Masao <masao(dot)fujii(at)oss(dot)nttdata(dot)com>
To: Kasahara Tatsuhito <kasahara(dot)tatsuhito(at)gmail(dot)com>, Masahiko Sawada <masahiko(dot)sawada(at)2ndquadrant(dot)com>
Cc: Fujii Masao <masao(dot)fujii(at)gmail(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: small improvement of the elapsed time for truncating heap in vacuum
Date: 2020-02-17 08:52:46
Message-ID: 464e332a-1f45-34ee-bd8e-72795b74c1fc@oss.nttdata.com
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On 2020/02/17 14:28, Kasahara Tatsuhito wrote:
> Hi,
>
> On Mon, Feb 17, 2020 at 1:07 PM Masahiko Sawada
> <masahiko(dot)sawada(at)2ndquadrant(dot)com> wrote:
>> For the patch, we can put also the declaration of ru0 into the loop.
> Thanks for your reply.
> Hmm, certainly that it may be better.
>
> Fix the v2 patch and attached.

Thanks for updating the patch!
Barring any objection, I will commit this.

As far as I check the back branches, ISTM that
this patch needs to be back-patch to v9.5.

Regards,

--
Fujii Masao
NTT DATA CORPORATION
Advanced Platform Technology Group
Research and Development Headquarters

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