Horton

Re: PG 18 release notes draft committed

Bruce Momjian <bruce@momjian.us>

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From: Bruce Momjian <bruce@momjian.us>
To: Álvaro Herrera <alvherre@kurilemu.de>
Cc: Nazir Bilal Yavuz <byavuz81@gmail.com>, PostgreSQL-development <pgsql-hackers@lists.postgresql.org>, Thomas Munro <thomas.munro@gmail.com>, Joe Conway <mail@joeconway.com>
Date: 2025-05-23T13:47:42Z
Lists: pgsql-hackers

Commits

Same data as JSON: GET /api/v1/messages/:b64id/commits the thread's linked commits as JSON, with link sources. API reference →

  1. doc PG 18 relnotes: add AFTER trigger user change item

  2. doc PG 18 relnotes: modify async I/O item for other improvements

  3. doc PG 18 relnotes: split apart log_connections item

  4. doc PG 18 relnotes: move ANALYZE item,split ANALYZE/EXPLAIN item

  5. doc PG 18 relnotes: clarify multiplication item

  6. doc PG 18 relnotes: add removal details to MD5 item

  7. doc PG 18 relnotes: fix markup

  8. doc PG 18 relnotes: clarify btree skip-scan item

  9. doc PG 18 relnotes: update to current

  10. doc PG 18 relnotes: adjust CREATE SUBSCRIPTION attribution

  11. doc PG 18 relnotes: clarify btree skip scan item

  12. doc PG 18 relnotes: mv. hash joins and GROUP BY item to General

  13. Add support for runtime arguments in injection points

  14. doc PG 18 relnotes: fix missing parens for crc32c()

  15. PG 18 relnotes: adjust RETURNING new/old item

  16. doc PG 18 relnotes: adjust pg_log_backend_memory_contexts()

  17. doc PG 18 relnotes: add pg_log_backend_memory_contexts() mention

  18. doc PG 18 relnotes: adjust pgbench per-script reporting item

  19. doc PG 18 relnotes: mention GROUP SET fixes

  20. doc PG 18 relnotes: adjust partition planning item

  21. doc PG 18 relnotes: small adjustments regarding options

  22. doc PG 18 relnotes: move partition locking item to General Perf

  23. doc PG 18 relnotes: adjust partition items

  24. doc PG 18 relnotes: reword OAuth item

  25. doc PG 18 relnotes: add mention of pg_stat_reset_backend_stats()

  26. doc PG 18 relnotes: adjust hash item

  27. doc PG 18 relnotes: split partition optimizer item into two

  28. doc PG 18 relnotes: adjust COPY and REJECT_LIMIT items

  29. doc PG 18 relnotes: move and clarify constraint items

  30. doc PG 18 relnotes: add commit for cancel key and protocol neg.

  31. doc PG 18 relnotes: fix libpq wording

  32. doc PG 18 relnotes: add GROUP BY column elimination item

  33. doc PG 18 relnotes: move protocol version item to "server"

  34. doc PG 18 relnotes: adjust libpq trace & potocol version items

  35. doc PG 18 relnotes: reword and reorder items

  36. doc: Fix memory context level in pg_log_backend_memory_contexts() example.

  37. Make levels 1-based in pg_log_backend_memory_contexts()

  38. Introduce file_copy_method setting.

  39. libpq: Handle NegotiateProtocolVersion message differently

  40. Add timingsafe_bcmp(), for constant-time memory comparison

  41. Optimization for lower(), upper(), casefold() functions.

  42. Fix ALTER SUBSCRIPTION ... SET PUBLICATION ... command.

  43. Add connection establishment duration logging

  44. Modularize log_connections output

  45. Ensure that AFTER triggers run as the instigating user.

  46. Detect redundant GROUP BY columns using UNIQUE indexes

  47. Move cancel key generation to after forking the backend

On Fri, May 23, 2025 at 09:54:54AM +0200, Álvaro Herrera wrote:
> On 2025-May-20, Bruce Momjian wrote:
> 
> > On Tue, May 20, 2025 at 05:15:54PM +0300, Nazir Bilal Yavuz wrote:
> > > > As of the date of the commit, "Co-authored-by:" is listed as:
> > > >
> > > >         https://wiki.postgresql.org/wiki/Commit_Message_Guidance
> 
> > No problem.  The "Co-authored-by:" guidance was only written down in
> > January of this year.  I assume Thomas Munro was following that guidance
> > when he wrote the commit message.
> 
> FWIW I have not taken to following that page yet, particularly because
> the chosen page title is pretty random, there are no links to it, and I
> couldn't find it when I searched for it; I wouldn't assume anyone is
> using it as if it were already gospel.
> 
> Anyway, in order to contribute I added a few links to it, and also fixed
> the markup some.

Great, thanks.

> TBH I don't agree with everything the page says.  For instance, I don't
> think we should care about what gitweb does with the commit title.
> gitweb is a dying interface and we'd do good to get rid of it, relying
> instead on cgit only.  cgit shows more than 50 chars of the commit
> title, so I don't think there's a reason to limit oneself to 50 chars
> there.

Agreed, gitweb limit removed.

> I also think that showing an XML-ish format of a commit message is
> unhelpful, not to mention hard to read.  Showing a few actual examples
> would be better.

Agreed, but the XML came from Joe Conway so I am hesitant to remove it
myself without feedback from him.

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

  Do not let urgent matters crowd out time for investment in the future.