remove_useless_groupby_columns is too enthusiastic

Title

Topic

Performance

Created

2022-07-12 17:38:23

Last modified

2022-07-12 17:38:35 (1 month ago)

Latest email

2022-07-14 09:57:15 (1 month ago)

Status

2022-09: Needs review

Target version

Authors

Tom Lane (tgl)

Reviewers

Committer

Links

Emails

remove_useless_groupby_columns is too enthusiastic: First at 2022-07-12 17:31:13 by Tom Lane <tgl at sss.pgh.pa.us>
Latest at 2022-07-14 09:57:15 by Richard Guo <guofenglinux at gmail.com>
Latest attachment (prevent-removing-ORDER-BY-columns-from-GROUP-BY-1.patch) at 2022-07-12 17:31:13 from Tom Lane <tgl at sss.pgh.pa.us>
Attachment (prevent-removing-ORDER-BY-columns-from-GROUP-BY-1.patch) at 2022-07-12 17:31:13 from Tom Lane <tgl at sss.pgh.pa.us> (Patch: Yes)

History

When	Who	What
2022-07-12 17:38:35	Tom Lane (tgl)	Changed authors to Tom Lane (tgl)
2022-07-12 17:38:23	Tom Lane (tgl)	Attached mail thread 1657885.1657647073@sss.pgh.pa.us
2022-07-12 17:38:23	Tom Lane (tgl)	Created patch record