Reducing relcache memory usage: deduping index shapes

Title

CI (CFBot)

Summary

Stats (from CFBot)

Patch version: v2, Patch count: 5, First patch: +16−11, All patches: +1434−233

Tags

Performance

Created

2026-08-31 20:59:19

Last modified

2026-08-31 20:59:19 (2 weeks ago)

Latest email

2026-09-17 09:56:11 (3 days ago)

Status

PG20-2 (2026-09-01 – 2026-09-30): Needs review

Target version

Authors

Matthias van de Meent (mmeent)

Reviewers

Become reviewer

Committer

Links

Emails

Reducing relcache memory usage: deduping index shapes: First at 2026-08-31 20:56:57 by Matthias van de Meent <boekewurm+postgres at gmail.com>
Latest at 2026-09-17 09:56:11 by "Yilin Zhang" <jiezhilove at 126.com>
Latest attachment (results.txt) at 2026-09-14 07:32:16 from David Geier <geidav.pg at gmail.com>
    Attachment (results.txt) at 2026-09-14 07:32:16 from David Geier <geidav.pg at gmail.com> (Patch: No)
    Attachment (v2-0003-Deduplicate-some-index-attributes-in-the-relcache.patch) at 2026-09-08 09:55:36 from Matthias van de Meent <boekewurm+postgres at gmail.com> (Patch: No)
    Attachment (v1-0008-Add-static-assert-for-size.patch) at 2026-09-03 16:02:23 from David Geier <geidav.pg at gmail.com> (Patch: No)
    Attachment (scratch_61.txt) at 2026-08-31 23:10:33 from Matthias van de Meent <boekewurm+postgres at gmail.com> (Patch: No)
    Attachment (v1-0003-Deduplicate-some-index-attributes-in-the-relcache.patch) at 2026-08-31 20:56:57 from Matthias van de Meent <boekewurm+postgres at gmail.com> (Patch: No)

History

When	Who	What
2026-08-31 20:59:19	Matthias van de Meent (mmeent)	Attached mail thread CAEze2WiPyruOtUOSyRUV8mQssjmYwno0M6hkxC_iUpH-=W8WcA@mail.gmail.com
2026-08-31 20:59:19	Matthias van de Meent (mmeent)	Created patch record