Horton

Re: locking [user] catalog tables vs 2pc vs logical rep

Amit Kapila <amit.kapila16@gmail.com>

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From: Amit Kapila <amit.kapila16@gmail.com>
To: "osumi.takamichi@fujitsu.com" <osumi.takamichi@fujitsu.com>
Cc: Simon Riggs <simon.riggs@enterprisedb.com>, vignesh C <vignesh21@gmail.com>, Peter Smith <smithpb2250@gmail.com>, Andres Freund <andres@anarazel.de>, PostgreSQL-development <pgsql-hackers@postgresql.org>, Markus Wanner <markus.wanner@enterprisedb.com>
Date: 2021-06-19T09:51:05Z
Lists: pgsql-hackers

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On Fri, Jun 18, 2021 at 2:25 PM osumi.takamichi@fujitsu.com
<osumi.takamichi@fujitsu.com> wrote:
>
> On  Friday, June 18, 2021 11:41 AM osumi.takamichi@fujitsu.com <osumi.takamichi@fujitsu.com> wrote:

> > Simon, I appreciate your suggestions and yes, if the user catalog table is
> > referenced by the output plugin, it can be another cause of the deadlock.
> >
> > I'm going to post the patch for the those two changes, accordingly.
> Hi, I've made the patch-set to cover the discussion above for all-supported versions.
> Please have a look at those.
>

I have slightly modified your patch, see if the attached looks okay to
you? This is just a HEAD patch, I'll modify the back-branch patches
accordingly.

-- 
With Regards,
Amit Kapila.

Commits

  1. Doc: Update caveats in synchronous logical replication.

  2. Document a few caveats in synchronous logical replication.

  3. Update the docs and comments for decoding of prepared xacts.

  4. Allow decoding at prepare time in ReorderBuffer.

  5. Documentation for logical decoding.