Improve statistics estimation considering GROUP-BY as a 'uniqueiser'

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ID 5269
Title Improve statistics estimation considering GROUP-BY as a 'uniqueiser'
Topic Performance
Created 2024-09-24 05:10:14
Last modified 2024-09-24 05:10:30 (2 weeks, 2 days ago)
Latest email 2024-09-24 05:08:09 (2 weeks, 2 days ago)
Status
2024-11: Needs review
Target version 18
Authors Andrei Lepikhov (lepikhov)
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Committer
Links CFbot results (CirrusCI) CFbot GitHub
Checkout latest CFbot patchset Go to your local checkout of the PostgreSQL repository and run:
git remote add commitfest https://github.com/postgresql-cfbot/postgresql.git
git fetch commitfest cf/5269
git checkout commitfest/cf/5269
Emails
Improve statistics estimation considering GROUP-BY as a 'uniqueiser'
First at 2024-09-19 07:55:19 by Andrei Lepikhov <lepihov at gmail.com>
Latest at 2024-09-24 05:08:09 by Andrei Lepikhov <lepihov at gmail.com>
Latest attachment (v2-0001-Improve-statistics-estimation-considering-GROUP-B.patch) at 2024-09-24 05:08:09 from Andrei Lepikhov <lepihov at gmail.com>
    Attachment (v2-0001-Improve-statistics-estimation-considering-GROUP-B.patch) at 2024-09-24 05:08:09 from Andrei Lepikhov <lepihov at gmail.com> (Patch: Yes)
    Attachment (0001-Improve-statistics-estimation-considering-GROUP-BY-a.patch) at 2024-09-19 07:55:19 from Andrei Lepikhov <lepihov at gmail.com> (Patch: Yes)
History
When Who What
2024-09-24 05:10:30 Andrei Lepikhov (lepikhov) Changed authors to Andrei Lepikhov (lepikhov)
2024-09-24 05:10:30 Andrei Lepikhov (lepikhov) Changed targetversion to 18
2024-09-24 05:10:15 Andrei Lepikhov (lepikhov) Attached mail thread 50fe6779-ee2d-4256-bc64-cd661bc4029a@gmail.com
2024-09-24 05:10:15 Andrei Lepikhov (lepikhov) Created patch record
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