Re: [HACKERS] logical decoding of two-phase transactions

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>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: [HACKERS] logical decoding of two-phase transactions
Date: 2020-12-17 04:00:03
Message-ID: CAFPTHDaEqnVjWnhfQ3k6Dgo7rJVtUYUZzBFD=sN5BuozfTQ88w@mail.gmail.com
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On Thu, Dec 17, 2020 at 2:41 PM Amit Kapila <amit(dot)kapila16(at)gmail(dot)com> wrote:

> On again thinking about this, I think it is good to disable it during
> slot initialization but will it create any problem because during slot
> initialization we don't stream any xact and stop processing WAL as
> soon as we reach CONSISTENT_STATE? Did you observe any problem with
> this?
>
Yes, it did not stream any xact during initialization but I was
surprised that the DecodePrepare code was invoked even though
I hadn't created the subscription with twophase enabled. No problem
was observed.

regards,
Ajin Cherian
Fujitsu Australia

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