Improve planner cost estimations for alternative subplans

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ID 2582
Title Improve planner cost estimations for alternative subplans
Topic Performance
Created 2020-06-05 16:10:01
Last modified 2020-11-13 14:16:53 (3 years, 10 months ago)
Latest email 2020-08-28 22:38:36 (4 years, 1 month ago)
Status
2020-11: Withdrawn
2020-09: Moved to next CF
2020-07: Moved to next CF
Target version 14
Authors Alexey Bashtanov (bashtanov)
Reviewers Become reviewer
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/2582
git checkout commitfest/cf/2582
Emails
Improve planner cost estimations for alternative subplans
First at 2020-06-05 16:08:02 by Alexey Bashtanov <bashtanov at imap.cc>
Latest at 2020-08-28 22:38:36 by Andy Fan <zhihui.fan1213 at gmail.com>
Latest attachment (v1-0001-Convert-the-AlternativeSubplan-to-Subplan-as-soon.patch) at 2020-08-17 14:12:39 from Andy Fan <zhihui.fan1213 at gmail.com>
    Attachment (v1-0001-Convert-the-AlternativeSubplan-to-Subplan-as-soon.patch) at 2020-08-17 14:12:39 from Andy Fan <zhihui.fan1213 at gmail.com> (Patch: Yes)
    Attachment (altplan-example.sql) at 2020-07-24 14:55:57 from Alexey Bashtanov <bashtanov at imap.cc> (Patch: No)
    Attachment (better-alternativesubplan-cost-ests-1.patch) at 2020-06-22 01:39:37 from Tom Lane <tgl at sss.pgh.pa.us> (Patch: Yes)
    Attachment (alternatives-cost-as-geom-mean-v2.patch) at 2020-06-05 16:08:02 from Alexey Bashtanov <bashtanov at imap.cc> (Patch: Yes)
History
When Who What
2020-11-13 14:16:53 Alexey Bashtanov (bashtanov) Closed in commitfest 2020-11 with status: Withdrawn
2020-11-10 21:43:29 Melanie Plageman (melanieplageman) Removed melanieplageman from reviewers
2020-10-01 04:27:54 Michael Paquier (michael-kun) Closed in commitfest 2020-09 with status: Moved to next CF
2020-08-03 09:05:54 Daniel Gustafsson (d_gustafsson) Closed in commitfest 2020-07 with status: Moved to next CF
2020-06-17 01:16:45 Melanie Plageman (melanieplageman) Added melanieplageman as reviewer
2020-06-05 16:10:25 Alexey Bashtanov (bashtanov) Changed authors to Alexey Bashtanov (bashtanov)
2020-06-05 16:10:25 Alexey Bashtanov (bashtanov) Changed targetversion to 14
2020-06-05 16:10:01 Alexey Bashtanov (bashtanov) Attached mail thread 07b3fa88-aa4e-2e13-423d-8389eb1712cf@imap.cc
2020-06-05 16:10:01 Alexey Bashtanov (bashtanov) Created patch record
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