Horton

Re: POC: enable logical decoding when wal_level = 'replica' without a server restart

shveta malik <shveta.malik@gmail.com>

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From: shveta malik <shveta.malik@gmail.com>
To: Masahiko Sawada <sawada.mshk@gmail.com>
Cc: Shlok Kyal <shlok.kyal.oss@gmail.com>, "Hayato Kuroda (Fujitsu)" <kuroda.hayato@fujitsu.com>, Amit Kapila <amit.kapila16@gmail.com>, Bertrand Drouvot <bertranddrouvot.pg@gmail.com>, Ashutosh Bapat <ashutosh.bapat.oss@gmail.com>, PostgreSQL-development <pgsql-hackers@postgresql.org>, shveta malik <shveta.malik@gmail.com>
Date: 2025-08-25T06:46:53Z
Lists: pgsql-hackers

Commits

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  1. Fix regression test failure when wal_level is set to minimal.

  2. Toggle logical decoding dynamically based on logical slot presence.

  3. Disallow server start with sync_replication_slots = on and wal_level < logical.

On Sat, Aug 23, 2025 at 3:51 AM Masahiko Sawada <sawada.mshk@gmail.com> wrote:
>
>
> I found that we don't need to expose LogicalDecodingCtlData in
> logicalctl.h header file. I've updated some cosmetic changes including
> that point.
>
> I think the patch is getting pretty good shape

Yes, I agree.

> and am aiming at
> getting this patch committed during the September commitfest.

Okay

> Is there
> any further tests and verifications we need? Of course further patch
> reviews are also welcome.

I'll spend more time reviewing and identifying the tests that are still pending.

thanks
Shveta