More stable query plans via more predictable column statistics

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ID 434
Title More stable query plans via more predictable column statistics
Topic Miscellaneous
Created 2015-12-02 09:19:28
Last modified 2016-02-03 16:51:45 (8 years, 8 months ago)
Latest email 2016-04-05 05:58:42 (8 years, 6 months ago)
Status
2016-01: Returned with feedback
Target version
Authors Alex Shulgin (ash)
Reviewers Tomas Vondra (fuzzycz)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/434
git checkout commitfest/cf/434
Emails
More stable query plans via more predictable column statistics
First at 2015-12-01 15:21:13 by "Shulgin, Oleksandr" <oleksandr.shulgin at zalando.de>
Latest at 2016-04-05 05:58:42 by "Shulgin, Oleksandr" <oleksandr.shulgin at zalando.de>
Latest attachment (better-MCV-cutoff-1.patch) at 2016-04-02 16:37:53 from Tom Lane <tgl at sss.pgh.pa.us>
    Attachment (better-MCV-cutoff-1.patch) at 2016-04-02 16:37:53 from Tom Lane <tgl at sss.pgh.pa.us> (Patch: Yes)
    Attachment (0001-Account-for-NULLs-in-ANALYZE-more-strictly.patch) at 2016-03-02 17:56:50 from "Shulgin, Oleksandr" <oleksandr.shulgin at zalando.de> (Patch: Yes)
    Attachment (analyze-better-histogram-v2.patch) at 2016-02-08 14:01:00 from "Shulgin, Oleksandr" <oleksandr.shulgin at zalando.de> (Patch: Yes)
    Attachment (ndistinct-nulls-fix.patch) at 2016-01-23 10:22:08 from Tomas Vondra <tomas.vondra at 2ndquadrant.com> (Patch: Yes)
    Attachment (analyze-better-histogram.patch) at 2015-12-01 15:21:13 from "Shulgin, Oleksandr" <oleksandr.shulgin at zalando.de> (Patch: Yes)
History
When Who What
2016-02-03 16:51:45 Álvaro Herrera (alvherre) Closed in commitfest 2016-01 with status: Returned with feedback
2016-01-23 10:32:22 Tomas Vondra (fuzzycz) New status: Waiting on Author
2016-01-23 10:23:02 Tomas Vondra (fuzzycz) Added fuzzycz as reviewer
2015-12-02 09:19:40 Alex Shulgin (ash) Changed authors to Alex Shulgin (ash)
2015-12-02 09:19:28 Alex Shulgin (ash) Attached mail thread CACACo5RFCsMDZrsxwzZ0HsCBY51EttXB=HwZhfp+X7EGRgeSSQ@mail.gmail.com
2015-12-02 09:19:28 Alex Shulgin (ash) Created patch record
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