Re: First draft of PG 17 release notes

Alvaro Herrera <alvherre@alvh.no-ip.org>

From: Alvaro Herrera <alvherre@alvh.no-ip.org>
To: Bruce Momjian <bruce@momjian.us>
Cc: PostgreSQL-development <pgsql-hackers@postgresql.org>
Date: 2024-05-26T08:10:00Z
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 support for ALTER TABLE ... MERGE/SPLIT PARTITION(S) commands

  2. When creating materialized views, use REFRESH to load data.

  3. Revert temporal primary keys and foreign keys

  4. Avoid needless large memcpys in libpq socket writing

  5. Enhance nbtree ScalarArrayOp execution.

  6. Introduce a non-recursive JSON parser

  7. Combine freezing and pruning steps in VACUUM

  8. Allow SIGINT to cancel psql database reconnections.

  9. Provide API for streaming relation data.

  10. Add hash support functions and hash opclass for contrib/ltree.

  11. Pull up ANY-SUBLINK with the necessary lateral support.

  12. Read WAL directly from WAL buffers.

  13. Introduce the dynamic shared memory registry.

  14. Add macros for looping through a List without a ListCell.

  15. Support +/- infinity in the interval data type.

  16. Extend ALTER OPERATOR to allow setting more optimization attributes.

  17. Consider cheap startup paths in add_paths_to_append_rel

On 2024-May-25, Bruce Momjian wrote:

> On Thu, May 23, 2024 at 01:22:51PM +0200, Álvaro Herrera wrote:

> > Can we make them a single item?  Maybe something like
> > 
> > : Improve reset routines for shared statistics (Atsushi Torikoshi, Bharath Rupireddy)
> > :
> > : Resetting all shared statistics can now be done with
> > : pg_stat_reset_shared() or pg_stat_reset_shared(NULL), while SLRU
> > : statistics can now be reset with pg_stat_reset_shared('slru'),
> > : pg_stat_reset_slru() and pg_stat_reset_slru(NULL).
> 
> Andres already suggested improvement for this, and I posted the applied
> patch.  Can you see if that is good or can be improved?  Thanks.

Yeah, looks good, thanks.

-- 
Álvaro Herrera               48°01'N 7°57'E  —  https://www.EnterpriseDB.com/
"No es bueno caminar con un hombre muerto"