Horton

Re: First draft of the PG 15 release notes

Bruce Momjian <bruce@momjian.us>

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From: Bruce Momjian <bruce@momjian.us>
To: Amit Langote <amitlangote09@gmail.com>
Cc: PostgreSQL-development <pgsql-hackers@postgresql.org>
Date: 2022-05-12T13:52:03Z
Lists: pgsql-hackers 
On Thu, May 12, 2022 at 02:27:26PM +0900, Amit Langote wrote:
> > Yes, this is what I needed to know.  The updated text is:
> >
> >         <!--
> >         Author: Alvaro Herrera <alvherre@alvh.no-ip.org>
> >         2022-03-20 [ba9a7e392] Enforce foreign key correctly during cross-partition upd
> >         -->
> >
> >         <listitem>
> >         <para>
> >         Improve foreign key behavior of updates on partitioned tables
> >         that move rows between partitions (Amit Langote)
> >         </para>
> >
> >         <para>
> >         Previously, such updates ran delete actions on the source partition
> >         and insert actions on the target partition.  PostgreSQL will now
> >         run update actions on the partition root.
> >         </para>
> >         </listitem>
> 
> Looks fine to me.  Though I think maybe we should write the last
> sentence as "PostgreSQL will now run update actions on the partition
> root mentioned in the query" to be less ambiguous about which "root",
> because it can also mean the actual root table in the partition tree.
> A user may be updating only a particular subtree by mentioning that
> subtree's root in the query, for example.

Okay, I went with:

	Previously, such updates ran delete actions on the source
	partition and insert actions on the target partition.  PostgreSQL will
	now run update actions on the referenced partition root.

-- 
  Bruce Momjian  <bruce@momjian.us>        https://momjian.us
  EDB                                      https://enterprisedb.com

  Indecision is a decision.  Inaction is an action.  Mark Batterson

Commits

  1. Doc: last minute adjustment to the release notes

  2. Doc: more tweaking of v15 release notes.

  3. Doc: further adjust notes about pg_upgrade_output.d.

  4. Doc: add list of major features to the v15 release notes.

  5. relnotes: update item about public schema permission change

  6. relnotes: update ordered partition scan item

  7. relnotes: add Heikki to UTF8 item

  8. relnotes: improve UTF8 text item in relation to ASCII

  9. relnotes: add null logical replication item

  10. relnotes: adjust several logical replication items and FK text

  11. relnotes: mention non-exclusive backup mode was deprecated

  12. relnotes: add author to in-memory sorts item

  13. relnotes: update for non-exclusive backup mode removal

  14. relnote: improve sorting entries

  15. relnotes: adjustments from Álvaro Herrera

  16. relnotes: update foreign key partition and add sort items

  17. relnotes: more adjustments

  18. relnotes: logical replication permissions checked by subscrib.

  19. relnotes: adjustments

  20. relnotes: remove sequence replication and update 'postgres -C'

  21. relnote: extensive updates

  22. relnotes: "training" -> "trailing"

  23. Standardize references to Zstandard as <productname>

  24. pgstat: Update docs to match the shared memory stats reality.

  25. Raise a WARNING for missing publications.

  26. Skip empty transactions for logical replication.

  27. Optionally disable subscriptions on error.

  28. Allow root-owned SSL private keys in libpq, not only the backend.

  29. Use COPY FREEZE in pgbench for faster benchmark table population.