Re: Proposal: Filter irrelevant change before reassemble transactions during logical decoding

From: Ajin Cherian <itsajin(at)gmail(dot)com>
To: Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>
Cc: Peter Smith <smithpb2250(at)gmail(dot)com>, "Hayato Kuroda (Fujitsu)" <kuroda(dot)hayato(at)fujitsu(dot)com>, vignesh C <vignesh21(at)gmail(dot)com>, "Zhijie Hou (Fujitsu)" <houzj(dot)fnst(at)fujitsu(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: Proposal: Filter irrelevant change before reassemble transactions during logical decoding
Date: 2025-06-03 06:25:15
Message-ID: CAFPTHDYX-2Mx=MA67Ujx1CQ9L-Lg04Mtgv+n0AJ1r_zUhxROOA@mail.gmail.com
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On Tue, Jun 3, 2025 at 3:55 PM Amit Kapila <amit(dot)kapila16(at)gmail(dot)com> wrote:
>
>
> You haven't shared the exact test scenario, but I am assuming the
> above tests are for very large transactions, as you are comparing
> streaming and non-streaming modes. Can we see results with short
> transaction size (say one insert or one update, or one delete) as
> well?
>

Attaching the scripts I used for my tests. Yes, I used transactions
with large inserts. I will redo the tests with short single inserts
and share the results here.

regards,
Ajin Cherian
Fujitsu Australia

Attachment Content-Type Size
Filter Performance test.zip application/zip 2.4 KB

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