Reduce exponential cost of pulling up deeply nested views

ID 3082
Title Reduce exponential cost of pulling up deeply nested views
CI (CFBot) Not processed
Stats (from CFBot) Unknown
Tags Performance
Created 2021-04-18 20:18:57
Last modified 2021-07-06 18:23:54 (4 years ago)
Latest email 2021-07-06 17:52:10 (4 years ago)
Status

2021-07 (2021-07-01 – 2021-07-31): Committed

Target version
Authors Tom Lane (tgl)
Reviewers Dean Rasheed (deanr)Become reviewer
Committer Tom Lane (tgl)
Links
Emails
Planning time grows exponentially with levels of nested views
First at 2021-04-18 18:58:53 by "Joel Jacobson" <joel at compiler.org>
Latest at 2021-07-06 17:52:10 by Tom Lane <tgl at sss.pgh.pa.us>
Latest attachment (save-cycles-in-repeated-subquery-pullup-1.patch) at 2021-04-18 20:14:07 from Tom Lane <tgl at sss.pgh.pa.us>
    

Attachment (save-cycles-in-repeated-subquery-pullup-1.patch) at 2021-04-18 20:14:07 from Tom Lane <tgl at sss.pgh.pa.us> (Patch: Yes)

History
When Who What
2021-07-06 18:23:54 Tom Lane (tgl) Closed in commitfest 2021-07 with status: Committed
2021-07-06 18:23:54 Tom Lane (tgl) Changed committer to tgl
2021-07-06 17:22:39 Dean Rasheed (deanr) Added deanr as reviewer
2021-04-18 20:19:18 Tom Lane (tgl) Changed authors to Tom Lane (tgl)
2021-04-18 20:18:58 Tom Lane (tgl) Attached mail thread 797aff54-b49b-4914-9ff9-aa42564a4d7d@www.fastmail.com
2021-04-18 20:18:57 Tom Lane (tgl) Created patch record