Fix duplicate detection for null-treatment window functions

Title

CI (CFBot)

Summary

Stats (from CFBot)

Patch version: v4, Patch count: 1, First patch: +2−6, All patches: +2−6

Tags

Bugfix

Created

2026-07-08 16:51:27

Last modified

2026-07-17 00:26:20 (2 days ago)

Latest email

2026-07-19 01:55:13 (17 hours ago)

Status

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

Target version

Authors

Chao Li (chaol)

Reviewers

Ewan Young (kdbase.hack.gmail.com) Become reviewer

Committer

Tatsuo Ishii (ishii)

Links

Emails

Fix duplicate detection for null-treatment window functions: First at 2026-07-07 15:14:03 by Chao Li <li.evan.chao at gmail.com>
Latest at 2026-07-19 01:55:13 by Tatsuo Ishii <ishii at postgresql.org>
Latest attachment (v4-0001-Remove-redundant-null-treatment-check-in-window-f.patch) at 2026-07-18 02:19:20 from Tatsuo Ishii <ishii at postgresql.org>
    Attachment (v4-0001-Remove-redundant-null-treatment-check-in-window-f.patch) at 2026-07-18 02:19:20 from Tatsuo Ishii <ishii at postgresql.org> (Patch: No)
    Attachment (v3-0001-Remove-redundant-null-treatment-check-in-window-f.patch) at 2026-07-17 01:08:37 from Chao Li <li.evan.chao at gmail.com> (Patch: No)
    Attachment (v2-0001-Remove-redundant-null-treatment-check-window-dedup.patch) at 2026-07-15 06:27:21 from Ewan Young <kdbase.hack at gmail.com> (Patch: Yes)
    Attachment (nocfbot.windowagg-null-treatment-debug-logs.diff) at 2026-07-09 12:32:53 from Chao Li <li.evan.chao at gmail.com> (Patch: Yes)
    Attachment (v1-0001-Fix-duplicate-detection-for-null-treatment-window.patch) at 2026-07-07 15:14:03 from Chao Li <li.evan.chao at gmail.com> (Patch: Yes)

History

When	Who	What
2026-07-17 00:26:20	Tatsuo Ishii (ishii)	Added ishii as committer
2026-07-16 06:18:04	Ewan Young (kdbase.hack.gmail.com)	Added kdbase.hack.gmail.com as reviewer
2026-07-08 16:51:28	Chao Li (chaol)	Attached mail thread 5D2C9081-5DFE-4E27-AB14-7358238EA1BC@gmail.com
2026-07-08 16:51:27	Chao Li (chaol)	Created patch record