Horton

Re: postgres_fdw: commit remote (sub)transactions in parallel during pre-commit

Etsuro Fujita <etsuro.fujita@gmail.com>

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From: Etsuro Fujita <etsuro.fujita@gmail.com>
To: vignesh C <vignesh21@gmail.com>
Cc: David Zhang <david.zhang@highgo.ca>, Jacob Champion <jchampion@timescale.com>, Fujii Masao <masao.fujii@oss.nttdata.com>, PostgreSQL Hackers <pgsql-hackers@lists.postgresql.org>
Date: 2023-04-04T10:28:06Z
Lists: pgsql-hackers 
On Wed, Jan 18, 2023 at 8:06 PM Etsuro Fujita <etsuro.fujita@gmail.com> wrote:
> I rebased the patch.  Attached is an updated patch.

The parallel-abort patch received a review from David, and I addressed
his comments.  Also, he tested with the patch, and showed that it
reduces time taken to abort remote transactions.  So, if there are no
objections, I will commit the patch.

Best regards,
Etsuro Fujita

Commits

  1. postgres_fdw: Add support for parallel abort.

  2. Refine the definition of page-level freezing.

  3. postgres_fdw: Update comments in make_new_connection().

  4. postgres_fdw: Minor cleanup for pgfdw_abort_cleanup().

  5. postgres_fdw: Add support for parallel commit.

  6. Fix ruleutils.c's dumping of whole-row Vars in more contexts.

  7. postgres_fdw: Refactor transaction rollback code to avoid code duplication.