Re: Proposal: Conflict log history table for Logical Replication

From: Dilip Kumar <dilipbalaut(at)gmail(dot)com>
To: vignesh C <vignesh21(at)gmail(dot)com>
Cc: shveta malik <shveta(dot)malik(at)gmail(dot)com>, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>, Nisha Moond <nisha(dot)moond412(at)gmail(dot)com>, Peter Smith <smithpb2250(at)gmail(dot)com>, Masahiko Sawada <sawada(dot)mshk(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: 2026-06-13 10:16:40
Message-ID: CAFiTN-sL7MVgbWh-_2YkC-dtHjZUEk8u1rBicM2+WQiFAUjKjw@mail.gmail.com
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On Thu, Jun 11, 2026 at 5:53 PM vignesh C <vignesh21(at)gmail(dot)com> wrote:
>
> On Thu, 11 Jun 2026 at 10:44, Dilip Kumar <dilipbalaut(at)gmail(dot)com> wrote:
> >
> > Please find the rebased patch
> > 1. It includes the new 0005 patch for reporting errors for DDLs on clt.
> >
> > Open comments:
> > 1. Recent comments from Nisha and Shveta after v47 are still open
> > 2. Vignesh's patch for "describe related" changes needs a rebase. Can
> > you do that, Vignesh? Meanwhile, I will close all the open comments
> > and try to share a new version by EOD today.
>
> Here is the rebased version of the patch attached.

Please find attached the latest patch. I have reordered the series,
moving 0006 to 0002, and updated the lock restrictions. We now allow
ACCESS SHARE mode exclusively to ensure pg_dump can acquire its
necessary locks, while blocking higher-level locks to prevent
interference with insertions into the conflict log tables.

--
Regards,
Dilip Kumar
Google

Attachment Content-Type Size
v50-0001-Add-configurable-conflict-log-table-for-Logical-.patch application/octet-stream 68.8 KB
v50-0002-Report-error-for-ddls-on-conflict-log-tables.patch application/octet-stream 13.5 KB
v50-0003-Implement-the-conflict-insertion-infrastructure-.patch application/octet-stream 34.7 KB
v50-0005-Add-conflict-log-table-information-to-describe-s.patch application/octet-stream 78.3 KB
v50-0004-Preserve-conflict-log-destination-and-subscripti.patch application/octet-stream 23.6 KB
v50-0006-Documentation-patch.patch application/octet-stream 42.3 KB

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