Re: Proposal: Conflict log history table for Logical Replication

From: Dilip Kumar <dilipbalaut(at)gmail(dot)com>
To: Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>
Cc: Nisha Moond <nisha(dot)moond412(at)gmail(dot)com>, Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com>, shveta malik <shveta(dot)malik(at)gmail(dot)com>, vignesh C <vignesh21(at)gmail(dot)com>, saurabh singh <saurabh(dot)singh214(at)gmail(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, Peter Smith <smithpb2250(at)gmail(dot)com>, Bharath Rupireddy <bharath(dot)rupireddyforpostgres(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: Proposal: Conflict log history table for Logical Replication
Date: 2026-10-12 10:09:21
Message-ID: CAFiTN-vr0r1RsQ46HC3LY3D_sdR5_s1Sbz5EN3vyh4LKRTrLVA@mail.gmail.com
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On Sun, Oct 11, 2026 at 11:12 PM Amit Kapila <amit(dot)kapila16(at)gmail(dot)com> wrote:
>
> On Sun, Oct 11, 2026 at 2:37 AM Dilip Kumar <dilipbalaut(at)gmail(dot)com> wrote:
> >
> > Okay that makes sense. Here is the updated version of the patch
> > changes compared to previous version
> >
>
> Thanks for the new version. We can combine 0001 and 0002 now but most
> importantly you seem to forget including the code optimizations
> suggested by Hou-San and me in emails [1][2].
>
> [1] - https://www.postgresql.org/message-id/CAFvd2n92EXzt7VNRGxQCMkK1t2%2B6RA9SwQ5j9DHMwJcWCNoK1Q%40mail.gmail.com
> [2] - https://www.postgresql.org/message-id/CAA4eK1L-yBio2zbSVsKQ9LCy8orszXviqORHp%3Dsg2jSq%3D76D2A%40mail.gmail.com
>

Okay, I missed them, I think both of these optimizations make sense,
especially hinding the complexity of decision on conflict log
destination inside get_conflictlog_dest_and_table() simplify the code
to a great extent. So I will include them in the next version and
will also merge 0001 and 0002

--
Regards,
Dilip Kumar
Google

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