postgres_fdw: Fix costing of remote sorts without remote estimates

Title

CI (CFBot)

Summary

Stats (from CFBot)

Patch version: v2, Patch count: 4, First patch: +28−30, All patches: +399−350

Tags

Performance postgres_fdw

Created

2026-09-29 04:41:31

Last modified

2026-09-29 04:41:31 (3 weeks ago)

Latest email

2026-10-08 16:13:29 (1 week ago)

Status

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

Target version

Authors

Jelte Fennema-Nio (jeltef)

Reviewers

Rui Zhao (zhaorui) Become reviewer

Committer

Links

Emails

postgres_fdw: Fix costing of remote sorts without remote estimates: First at 2026-09-29 04:39:56 by "Jelte Fennema-Nio" <postgres at jeltef.nl>
Latest at 2026-10-08 16:13:29 by Rui Zhao <zhaorui126 at gmail.com>
Latest attachment (nocfbot-0001-Fix-missing-remote-projection-costs-with-local-HAVIN.patch) at 2026-10-08 16:13:29 from Rui Zhao <zhaorui126 at gmail.com>
    Attachment (nocfbot-0001-Fix-missing-remote-projection-costs-with-local-HAVIN.patch) at 2026-10-08 16:13:29 from Rui Zhao <zhaorui126 at gmail.com> (Patch: No)
    Attachment (v2-0001-postgres_fdw-Track-run-cost-instead-of-total-cost.patch) at 2026-10-04 20:51:35 from "Jelte Fennema-Nio" <postgres at jeltef.nl> (Patch: No)
    Attachment (0001-Keep-local-filter-costs-after-remote-sorts-in-postgr.patch) at 2026-10-02 16:29:09 from Rui Zhao <zhaorui126 at gmail.com> (Patch: No)
    Attachment (v1-0001-postgres_fdw-Fix-costing-of-remote-sorts-without-.patch) at 2026-09-29 04:39:56 from "Jelte Fennema-Nio" <postgres at jeltef.nl> (Patch: No)

History

When	Who	What
2026-10-04 21:05:40	CFbot	Patch does not need rebase anymore
2026-10-03 15:11:42	Rui Zhao (zhaorui)	Added zhaorui as reviewer
2026-10-02 16:33:37	CFbot	Patch needs rebase
2026-09-29 04:41:31	Jelte Fennema-Nio (jeltef)	Attached mail thread DLRIUVXIEUOQ.2E2I0B7VZLHLI@jeltef.nl
2026-09-29 04:41:31	Jelte Fennema-Nio (jeltef)	Created patch record