Re: First draft of PG 19 release notes

Srinath Reddy Sadipiralla <srinath2133@gmail.com>

From: Srinath Reddy Sadipiralla <srinath2133@gmail.com>

To: Bruce Momjian <bruce@momjian.us>

Cc: PostgreSQL-development <pgsql-hackers@lists.postgresql.org>

Date: 2026-06-11T09:01:38Z

Lists: pgsql-hackers

Hi Bruce,

On Wed, Apr 15, 2026 at 6:49 AM Bruce Momjian <bruce@momjian.us> wrote:

> I have completed the first draft of the PG 19 release notes:
>
>         https://www.postgresql.org/docs/devel/release-19.html

Thanks for working on this.

I noticed the notes don't mention the pg_rewind improvement committed in
5173bfd0 ("pg_rewind: Skip copy of WAL segments generated before point of
divergence") [0].

[0] -
https://www.postgresql.org/message-id/flat/181b4c6fa9c.b8b725681941212.7547232617810891479%40viggy28.dev

-- 
Thanks :)
Srinath Reddy Sadipiralla
EDB: https://www.enterprisedb.com/

Commits

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

doc PG 19 relnotes: remove VALIDATE CONSTRAINT lock item
- 2dab2ce3d781 19 (unreleased) landed
Fix ALTER DOMAIN VALIDATE CONSTRAINT locking
- 64797ad97d6e 19 (unreleased) cited
Revert "Enable fast default for domains with non-volatile constraints"
- a0354e29c41a 19 (unreleased) cited
doc PG 19 relnotes: improve awkward or confusing wording
- eb77a521996f 19 (unreleased) landed
doc PG 19 relnotes: more fixes
- 8656ba7f7187 19 (unreleased) landed
doc PG 19 relnotes: various corrections
- 1d751b4b6b01 19 (unreleased) landed
doc PG 19 relnotes: adjust item to mention pg_replication_slots
- cfedd4513357 19 (unreleased) landed
doc PG 19 relnotes: remove "Add fake LSN support to hash index"
- 41b60bf172ef 19 (unreleased) landed
doc PG 19 relnotes: add two optimizer hooks
- cac0f24eb57f 19 (unreleased) landed
doc PG 19 relnotes: remove "Optionally" for CPU optimizations
- 06fccab4c61b 19 (unreleased) landed
doc PG 19 relnotes: adjustments/removal of items
- 8974a7c433d3 19 (unreleased) landed
doc PG 19 relnotes: add UTF-8 case folding performance item
- 12ca57bf346f 19 (unreleased) landed
doc PG 19 relnotes: correct two items
- 2d773a9f005f 19 (unreleased) landed
doc PG 19 relnotes: add missing commits and details
- 4c0f1e491018 19 (unreleased) landed
doc PG 19 relnotes: fix typo, "date" -> "data"
- 158d8fadd79f 19 (unreleased) landed
doc PG 19 relnotes: add author and move items
- 191a037d4f2d 19 (unreleased) landed
doc PG 19 relnotes: update author
- af1ed03739fb 19 (unreleased) landed
doc PG 19 relnotes: add free space map all-visible item
- be324941262b 19 (unreleased) landed
doc PG 19 relnotes: remove "Lakshmi N" as author of checksums
- 75693dc5b72e 19 (unreleased) landed
doc PG 19 relnotes: fix "now targets"
- caebf165098f 19 (unreleased) landed
doc PG 19 relnotes: adjust ShmemRequestStruct item
- e70ac90d95a2 19 (unreleased) landed
Improve various new-to-v19 appendStringInfo calls
- 49ce41810fac 19 (unreleased) cited
doc: Fix data_checksums data type
- b364828f825a 19 (unreleased) cited
Fix WITHOUT OVERLAPS' interaction with domains.
- 4edd6036d69c 19 (unreleased) cited
Online enabling and disabling of data checksums
- f19c0eccae96 19 (unreleased) cited
Doc: split functions-posix-regexp section into multiple subsections.
- 00c025a00117 19 (unreleased) cited
make immutability tests in to_json and to_jsonb complete
- ecd9288624a1 19 (unreleased) cited
Optimize tuple deformation
- c456e3911380 19 (unreleased) cited
pgstattuple: Optimize pgstattuple_approx() with streaming read
- ae58189a4d52 19 (unreleased) cited
Use fake LSNs to improve nbtree dropPin behavior.
- 8a879119a1d1 19 (unreleased) cited
Use streaming read for VACUUM cleanup of GIN
- 6c228755add8 19 (unreleased) cited
Clean up ICU includes.
- af2d4ca191a4 19 (unreleased) cited
ICU: use UTF8-optimized case conversion API
- c4ff35f10441 19 (unreleased) cited
Add the MODE option to the WAIT FOR LSN command
- 49a181b5d634 19 (unreleased) cited
Speedup tuple deformation with additional function inlining
- 58a359e585d0 18.0 cited