Avoid inserting unnecessary PlaceHolderVars

Title

Topic

Performance

Created

2024-08-29 20:56:14

Last modified

2024-08-30 16:43:47 (2 months, 3 weeks ago)

Latest email

2024-09-18 06:19:30 (2 months ago)

Status

2024-09: Committed

Target version

Authors

Tom Lane (tgl)

Reviewers

Committer

Tom Lane (tgl)

Links

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/5216
git checkout commitfest/cf/5216

Emails

Significant Execution Time Difference Between PG13.14 and PG16.4 for Query on information_schema Tables.: First at 2024-08-26 21:49:04 by nikhil raj <nikhilraj474 at gmail.com>
Latest at 2024-09-18 06:19:30 by nikhil raj <nikhilraj474 at gmail.com>
Latest attachment (v1-0001-Remove-one-memoize-test-case-added-by-commit-069d.patch) at 2024-08-29 20:53:03 from Tom Lane <tgl at sss.pgh.pa.us>
    Attachment (v1-0001-Remove-one-memoize-test-case-added-by-commit-069d.patch) at 2024-08-29 20:53:03 from Tom Lane <tgl at sss.pgh.pa.us> (Patch: Yes)
    Attachment (avoid-unnecessary-PHV-during-pullup-wip.patch) at 2024-08-27 21:52:12 from Tom Lane <tgl at sss.pgh.pa.us> (Patch: Yes)
    Attachment (PG13_32644.txt) at 2024-08-26 21:49:04 from nikhil raj <nikhilraj474 at gmail.com> (Patch: No)

History

When	Who	What
2024-08-30 16:43:47	Tom Lane (tgl)	Closed in commitfest 2024-09 with status: Committed
2024-08-30 16:43:47	Tom Lane (tgl)	Changed committer to tgl
2024-08-29 20:56:34	Tom Lane (tgl)	Changed authors to Tom Lane (tgl)
2024-08-29 20:56:34	Tom Lane (tgl)	Changed targetversion to 16
2024-08-29 20:56:14	Tom Lane (tgl)	Attached mail thread CAG1ps1xvnTZceKK24OUfMKLPvDP2vjT-d+F2AOCWbw_v3KeEgg@mail.gmail.com
2024-08-29 20:56:14	Tom Lane (tgl)	Created patch record