Incremental Sort Cost Estimation Instability

Edit
ID 5754
Title Incremental Sort Cost Estimation Instability
CI (CFBot) Needs rebase! Needs rebase since 3 months. Failing since 3 months.
Additional links previous successfully applied patch (outdated):
Summary
Stats (from CFBot) Unknown
Topic Performance
Tags
Created 2025-05-15 11:03:16
Last modified 2025-05-15 11:03:16 (5 months ago)
Latest email 2025-06-04 21:26:17 (4 months ago)
Status
PG19-1 (2025-07-01 – 2025-07-31): Needs review
Target version 19
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
2025-07-10 06:08:20 CFbot Patch needs rebase
2025-05-15 11:03:16 Andrei Lepikhov (lepikhov) Attached mail thread ba0edc53-4b1f-4c67-92d1-29aeddb36a18@gmail.com
2025-05-15 11:03:16 Andrei Lepikhov (lepikhov) Created patch record
Edit