Optimize mergejoinscansel() by avoiding redundant computations

Title

CI (CFBot)

Summary

Stats (from CFBot)

Patch version: v4, Patch count: 1, First patch: +261−10, All patches: +261−10

Tags

Performance

Created

2026-10-22 10:47:04

Last modified

2026-10-30 06:29:26 (2 weeks ago)

Latest email

2026-10-30 07:31:16 (2 weeks ago)

Status

PG20-3 (2026-11-01 – 2026-11-30): Needs review

Target version

Authors

Zizhuan Liu (liuzizhuan)

Reviewers

Committer

Links

Emails

Optimize mergejoinscansel() by avoiding redundant computations: First at 2026-10-22 10:42:49 by ZizhuanLiu X-MAN <44973863 at qq.com>
Latest at 2026-10-30 07:31:16 by ZizhuanLiu X-MAN <44973863 at qq.com>
Latest attachment (v4-0001-Skip-redundant-work-in-mergejoinscansel-for-equiv.patch) at 2026-10-30 07:31:16 from ZizhuanLiu X-MAN <44973863 at qq.com>
    Attachment (v4-0001-Skip-redundant-work-in-mergejoinscansel-for-equiv.patch) at 2026-10-30 07:31:16 from ZizhuanLiu X-MAN <44973863 at qq.com> (Patch: No)
    Attachment (v3-0001-Optimize-mergejoinscansel-by-avoiding-redundant-c.patch) at 2026-10-26 03:55:25 from ZizhuanLiu X-MAN <44973863 at qq.com> (Patch: No)
    Attachment (v2-0001-Optimize-mergejoinscansel-by-avoiding-redundant-c.patch) at 2026-10-25 08:55:11 from ZizhuanLiu X-MAN <44973863 at qq.com> (Patch: No)
    Attachment (v1-0001-Optimize-mergejoinscansel-by-avoiding-redundant-c.patch) at 2026-10-22 10:42:49 from ZizhuanLiu X-MAN <44973863 at qq.com> (Patch: No)

History

When	Who	What
2026-10-30 06:29:26	Zizhuan Liu (liuzizhuan)	Changed tags to Performance
2026-10-22 10:48:16	Zizhuan Liu (liuzizhuan)	Changed tags to Good First Review, Performance
2026-10-22 10:47:04	Zizhuan Liu (liuzizhuan)	Attached mail thread tencent_E9D4668DEAF0286DAEB4FD13B3DF08961908@qq.com
2026-10-22 10:47:04	Zizhuan Liu (liuzizhuan)	Created patch record