Incremental Sort Cost Estimation Instability

Edit
ID 5093
Title Incremental Sort Cost Estimation Instability
CI (CFBot) Needs rebase! Needs rebase since 10 months. Failing since 10 months.
Additional links previous successfully applied patch (outdated):
Summary
Stats (from CFBot) Unknown
Tags Bugfix
Created 2024-07-01 02:16:45
Last modified 2026-01-08 01:32:15 (6 months ago)
Latest email 2025-06-04 21:26:17 (1 year ago)
Status
PG19-Final (2026-03-01 – 2026-04-09): Waiting on Author
PG19-3 (2025-11-01 – 2025-11-30): Moved to different CF
PG19-2 (2025-09-01 – 2025-09-30): Moved to different CF
2025-03 (2025-03-01 – 2025-04-08): Moved to different CF
2025-01 (2025-01-01 – 2025-01-31): Moved to different CF
2024-11 (2024-11-01 – 2024-11-30): Moved to different CF
2024-09 (2024-09-01 – 2024-09-30): Moved to different CF
2024-07 (2024-07-01 – 2024-07-31): Moved to different CF
Target version 18
Authors Andrei Lepikhov (lepikhov)
Reviewers Become reviewer
Committer
Links
Emails
Incremental Sort Cost Estimation Instability
First at 2024-06-26 15:00:27 by Andrei Lepikhov <lepihov at gmail.com>
Latest at 2025-06-04 21:26:17 by Alexander Korotkov <aekorotkov at gmail.com>
Latest attachment (v0-0001-Employ-EquivalenceClass-to-adjust-ndistinct-estim.patch) at 2025-05-14 10:50:46 from Andrei Lepikhov <lepihov at gmail.com>
    Attachment (v0-0001-Employ-EquivalenceClass-to-adjust-ndistinct-estim.patch) at 2025-05-14 10:50:46 from Andrei Lepikhov <lepihov at gmail.com> (Patch: Yes)
    Attachment (0001-Improve-group-number-estimation.patch) at 2024-11-11 14:10:47 from Andrei Lepikhov <lepihov at gmail.com> (Patch: Yes)
    Attachment (v4-0001-Stabilise-incremental-sort-cost-calculation.patch) at 2024-11-07 05:57:46 from Andrei Lepikhov <lepihov at gmail.com> (Patch: Yes)
    Attachment (v3-0001-Stabilize-incremental-sort-estimation.patch) at 2024-10-08 04:33:36 from Andrei Lepikhov <lepihov at gmail.com> (Patch: Yes)
    Attachment (v2-0001-Stabilize-incremental-sort-estimation.patch) at 2024-09-23 13:02:57 from Andrei Lepikhov <lepihov at gmail.com> (Patch: Yes)
    Attachment (0001-Add-a-reference-to-the-expression-which-has-triggere.patch) at 2024-06-26 15:00:27 from Andrei Lepikhov <lepihov at gmail.com> (Patch: Yes)
History
When Who What
2026-01-08 01:32:15 Michael Paquier (michael-kun) Moved from CF PG19-3 to CF PG19-Final
2026-01-08 01:32:12 Michael Paquier (michael-kun) New status: Waiting on Author
2025-10-19 10:36:04 Álvaro Herrera (alvherre) Moved from CF PG19-2 to CF PG19-3
2025-09-04 18:04:20 CFbot Patch needs rebase
2025-09-02 06:03:24 CFbot Patch does not need rebase anymore
2025-07-24 16:56:20 CFbot Patch needs rebase
2025-07-24 15:44:25 Álvaro Herrera (alvherre) Moved from CF 2025-03 to CF PG19-2
2025-02-07 02:45:47 Andrei Lepikhov (lepikhov) Closed in commitfest 2025-01 with status: Moved to next CF
2024-12-08 06:41:25 Kirill Reshke (reshke) Closed in commitfest 2024-11 with status: Moved to next CF
2024-10-05 09:32:18 Andrey Borodin (x4m) Closed in commitfest 2024-09 with status: Moved to next CF
2024-09-23 13:21:47 Andrei Lepikhov (lepikhov) New status: Needs review
2024-09-12 01:07:49 David Rowley (davidrowley) New status: Waiting on Author
2024-08-01 02:15:13 Corey Huinker (coreyh) Closed in commitfest 2024-07 with status: Moved to next CF
2024-07-01 02:17:10 Andrei Lepikhov (lepikhov) Changed authors to Andrei Lepikhov (lepikhov)
2024-07-01 02:17:10 Andrei Lepikhov (lepikhov) Changed targetversion to 18
2024-07-01 02:16:46 Andrei Lepikhov (lepikhov) Attached mail thread ba0edc53-4b1f-4c67-92d1-29aeddb36a18@gmail.com
2024-07-01 02:16:45 Andrei Lepikhov (lepikhov) Created patch record
Edit