Re: [WIP]Vertical Clustered Index (columnar store extension) - take2

Peter Smith <smithpb2250@gmail.com>

From: Peter Smith <smithpb2250@gmail.com>

To: "pgsql-hackers@lists.postgresql.org" <pgsql-hackers@lists.postgresql.org>

Cc: Tomas Vondra <tomas@vondra.me>, "Aya Iwata (Fujitsu)" <iwata.aya@fujitsu.com>, Japin Li <japinli@hotmail.com>, Timur Magomedov <t.magomedov@postgrespro.ru>, shveta malik <shveta.malik@gmail.com>

Date: 2025-08-14T01:23:34Z

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 →

Mark ItemPointer arguments as const throughout
- e1ac846f3d28 19 (unreleased) cited
Reorganize GUC structs
- a13833c35f9e 19 (unreleased) cited
Eliminate XLOG_HEAP2_VISIBLE from vacuum phase III
- add323da40a6 19 (unreleased) cited
Update various forward declarations to use typedef
- d4d1fc527bdb 19 (unreleased) cited
Pathify RHS unique-ification for semijoin planning
- 24225ad9aafc 19 (unreleased) cited
Revert "Don't lock partitions pruned by initial pruning"
- 1722d5eb05d8 18.0 cited
For inplace update, send nontransactional invalidations.
- 243e9b40f1b2 18.0 cited
Remove nearly-unused SizeOfIptrData macro.
- 8023b5827fba 10.0 cited

Attachments

v18-0001-VCI-changes-to-postgres-core.patch (application/octet-stream) patch v18-0001
v18-0003-VCI-module-documentation.patch (application/octet-stream) patch v18-0003
v18-0002-VCI-module-main.patch (application/octet-stream) patch v18-0002

Here are the latest v18* patches.

Changes include:

PATCH 0002.
Cleaning:
- Fix typos (per Japin patches [1] and [2])
- Remove all #if 0 code
- Make all header comments more consistent
- Cleanup Doxygen annotation formatting
- Remove all double blank lines
Fixes:
- trans_funcs_table[] ordering (per Japin patch [1])
- Access relkind via member instead of function calls (per Japin patch [1])
- Change vci_ConvertWos2RosForBuild return type to reduce casts (per Japin [2])

======
[1] Japin 11/8.
https://www.postgresql.org/message-id/ME0P300MB04457AAC931AD1E3D0CE32FBB628A%40ME0P300MB0445.AUSP300.PROD.OUTLOOK.COM
[2] Japin 12/8.
https://www.postgresql.org/message-id/ME0P300MB04450DF54484C145B77BD0D8B62BA%40ME0P300MB0445.AUSP300.PROD.OUTLOOK.COM

Kind Regards,
Peter Smith.
Fujitsu Australia