Re: PG 16 draft release notes ready

Bruce Momjian <bruce@momjian.us>

From: Bruce Momjian <bruce@momjian.us>
To: David Rowley <dgrowleyml@gmail.com>
Cc: Andres Freund <andres@anarazel.de>, PostgreSQL-development <pgsql-hackers@postgresql.org>
Date: 2023-05-24T17:43:50Z
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. Revert MAINTAIN privilege and pg_maintain predefined role.

  2. doc: PG 16 relnotes, remove "Have initdb use ICU by default"

  3. initdb: change default --locale-provider back to libc.

  4. doc: PG 16 relnotes, add author

  5. doc: PG 16 relnotes, move memory item and reword OUTER item

  6. doc: PG 16 relnotes, add memory overhead reduction item

  7. doc: PG 16 relnotes, adjust subscription origin mention

  8. doc: PG 16 relnotes, adjust auto_explain logging item

  9. doc: PG 16 relnotes: adjust outer/full hash join parallelization

  10. doc: PG 16 relnotes, fix duplicate author and commit

  11. doc: PG 16 relnotes, fix "locale" typo and windows locale text

  12. doc: PG 16 relnotes, add author from previous merge

  13. doc: PG 16 relnotes, wording adjustments

  14. doc: PG 16 relnotes, merge and move vector items

  15. doc: PG 16 relnotes, update xid/subxid searches item

  16. doc: PG 16 relnotes, SIMD improvements

  17. doc: PG 16 relnotes, add major features list

  18. doc: PG 16 relnotes, misc merged items and bootstrap detail

  19. doc: PG 16 relnotes, misc. updates

  20. doc: PG 16 relnotes, add commits

  21. Allow logical decoding on standbys

  22. Fix ts_headline() edge cases for empty query and empty search text.

  23. Add a hook for modifying the ldapbind password

  24. Rework design of functions in pg_walinspect

  25. initdb: derive encoding from locale for ICU; similar to libc.

  26. Doc: add XML ID attributes to <sectN> and <varlistentry> tags.

  27. Simplify the implementations of the to_reg* functions.

  28. Rename pg_dissect_walfile_name() to pg_split_walfile_name()

  29. Make materialized views participate in predicate locking

  30. Improve performance of and reduce overheads of memory management

  31. Allow grant-level control of role inheritance behavior.

On Wed, May 24, 2023 at 08:48:56AM +1200, David Rowley wrote:
> On Tue, 23 May 2023 at 06:04, Bruce Momjian <bruce@momjian.us> wrote:
> >
> > On Mon, May 22, 2023 at 10:59:36AM -0700, Andres Freund wrote:
> > > And here it's not just performance, but also memory usage, including steady
> > > state memory usage.
> >
> > Understood.  I continue to need help determining which items to include.
> > Can you suggest some text?  This?
> >
> >         Improve efficiency of memory usage to allow for better scaling
> 
> Maybe something like:
> 
> * Reduce palloc() memory overhead for all memory allocations down to 8
> bytes on all platforms. (Andres Freund, David Rowley)
> 
> This allows more efficient use of memory and is especially useful in
> queries which perform operations (such as sorting or hashing) that
> require more than work_mem.

Well, this would go in the source code section, but it seems too
internal and global to mention.

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

  Only you can decide what is important to you.