Ignore is not null quals on not null columns

4459

Title

Topic

Performance

Created

2023-07-26 01:54:59

Last modified

2024-01-23 05:47:24 (9 months, 4 weeks ago)

Latest email

2024-01-23 06:16:11 (9 months, 4 weeks ago)

Status

2024-01: Committed

2023-11: Moved to next CF

2023-09: Moved to next CF

Target version

Authors

David Rowley (davidrowley), Richard Guo (richardguo)

Reviewers

Become reviewer

Committer

David Rowley (davidrowley)

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/4459
git checkout commitfest/cf/4459

Emails

BUG #17540: Prepared statement: PG switches to a generic query plan which is consistently much slower: First at 2022-07-05 22:13:15 by PG Bug reporting form <noreply at postgresql.org>
Latest at 2024-01-23 06:16:11 by Richard Guo <guofenglinux at gmail.com>
Latest attachment (v11-0001-Reduce-NullTest-quals-to-constant-TRUE-or-FALSE.patch) at 2024-01-22 11:11:29 from David Rowley <dgrowleyml at gmail.com>
    Attachment (v11-0001-Reduce-NullTest-quals-to-constant-TRUE-or-FALSE.patch) at 2024-01-22 11:11:29 from David Rowley <dgrowleyml at gmail.com> (Patch: Yes)
    Attachment (v10-0001-Reduce-NullTest-quals-to-constant-TRUE-or-FALSE.patch) at 2023-12-07 11:04:37 from David Rowley <dgrowleyml at gmail.com> (Patch: Yes)
    Attachment (v9-0001-Reduce-NullTest-quals-to-constant-TRUE-or-FALSE.patch) at 2023-12-01 10:07:03 from Richard Guo <guofenglinux at gmail.com> (Patch: Yes)
    Attachment (v8-0001-Ignore-redundant-NOT-NULL-clauses.patch) at 2023-11-29 00:48:10 from David Rowley <dgrowleyml at gmail.com> (Patch: Yes)
    Attachment (v7-0001-Reduce-NullTest-quals-to-constant-TRUE-or-FALSE.patch) at 2023-11-01 02:20:49 from Richard Guo <guofenglinux at gmail.com> (Patch: Yes)
    Attachment (v6-0001-Reduce-NullTest-quals-to-constant-TRUE-or-FALSE.patch) at 2023-10-24 04:25:12 from Andrei Lepikhov <a.lepikhov at postgrespro.ru> (Patch: Yes)
    Attachment (v5-0001-Reduce-NullTest-quals-to-constant-TRUE-or-FALSE.patch) at 2023-10-08 08:26:43 from Richard Guo <guofenglinux at gmail.com> (Patch: Yes)
    Attachment (v4_transform_NullTest_quals.patch) at 2023-09-26 13:42:32 from David Rowley <dgrowleyml at gmail.com> (Patch: Yes)
    Attachment (v4-0001-ignore-is-not-null-quals-on-not-null-columns.patch) at 2023-07-26 03:17:44 from Richard Guo <guofenglinux at gmail.com> (Patch: Yes)
    Attachment (v3-0001-ignore-is-not-null-quals-on-not-null-columns.patch) at 2023-07-10 06:39:27 from Richard Guo <guofenglinux at gmail.com> (Patch: Yes)
    Attachment (v2-0001-ignore-is-not-null-quals-on-not-null-columns.patch) at 2023-07-07 07:02:59 from Richard Guo <guofenglinux at gmail.com> (Patch: Yes)
    Attachment (ignore_is_not_null_base_quals_on_not_null_columns.patch) at 2023-07-05 23:55:36 from David Rowley <dgrowleyml at gmail.com> (Patch: Yes)
    Attachment (v1-0001-Track-NOT-NULL-columns-in-RelOptInfo-for-base-rel.patch) at 2022-07-07 03:31:30 from David Rowley <dgrowleyml at gmail.com> (Patch: Yes)

History

When	Who	What
2024-01-23 05:47:24	David Rowley (davidrowley)	Closed in commitfest 2024-01 with status: Committed
2024-01-23 05:47:24	David Rowley (davidrowley)	Changed committer to davidrowley
2023-12-04 09:47:49	John Naylor (john.naylor)	Closed in commitfest 2023-11 with status: Moved to next CF
2023-10-02 09:47:18	Peter Eisentraut (petere)	Closed in commitfest 2023-09 with status: Moved to next CF
2023-07-26 01:55:30	Richard Guo (richardguo)	Changed authors to David Rowley (davidrowley), Richard Guo (richardguo)
2023-07-26 01:55:00	Richard Guo (richardguo)	Attached mail thread 17540-7aa1855ad5ec18b4@postgresql.org
2023-07-26 01:54:59	Richard Guo (richardguo)	Created patch record