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: Ian Lawrence Barwick <barwick@gmail.com>
Cc: PostgreSQL-development <pgsql-hackers@postgresql.org>
Date: 2022-05-12T02:01:35Z
Lists: pgsql-hackers 
On Thu, May 12, 2022 at 10:37:56AM +0900, Ian Lawrence Barwick wrote:
> >> Remove exclusive backup mode (David Steele, Nathan Bossart)
> >>
> >> If the database server stops abruptly while in this mode, the server could fail to start.
> >> The non-exclusive backup mode requires a continuous database connection during the backup.
> 
> It'd be useful to mention exclusive backup mode has been deprecated since 9.6,
> lest the impression arise that an important-sounding feature has been torn out
> suddenly. Also not sure why we need to mention that non-exclusive backup

Well, the documentation was clear about it being deprecated, so I don't
see a need to mention it in the release notes.

> requires a continuous database connection, AFAIR that was also the case with
> exclusive backups.

Uh, you could do pg_backup_start, disconnect, then pg_backup_stop, no? 
I thought the non-exclusive mode required a continuous connection
because it aborts if you disconnect.

> The patch also removed 4 and added 2 new functions, a change which anyone
> maintaining backup utilities would need to be aware of.
> 
> Patch attached with suggested changes.

Oh, good points, I had not noticed those renames and removals.  URL
updated with new text.

-- 
  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.