Parallel Aggregates for string_agg and array

Parallel Aggregates for string_agg and array_agg

Title

Parallel Aggregates for string_agg and array_agg

Topic

Performance

Created

2018-01-06 13:08:59

Last modified

2018-06-20 07:08:30 (5 years, 10 months ago)

Latest email

2023-01-23 04:37:21 (1 year, 3 months ago)

Status

2018-07: Returned with feedback

2018-03: Moved to next CF

Target version

Authors

David Rowley (davidrowley)

Reviewers

Tomas Vondra (fuzzycz)Become reviewer

Committer

Links

Emails

Parallel Aggregates for string_agg and array_agg: First at 2017-12-17 14:30:55 by David Rowley <david.rowley at 2ndquadrant.com>
Latest at 2023-01-23 04:37:21 by David Rowley <dgrowleyml at gmail.com>
Latest attachment (agg_comparison_milliseconds_v2.png) at 2023-01-23 00:49:25 from David Rowley <dgrowleyml at gmail.com>
    Attachment (agg_comparison_milliseconds_v2.png) at 2023-01-23 00:49:25 from David Rowley <dgrowleyml at gmail.com> (Patch: No)
    Attachment (string_agg_scale_test.sh.txt) at 2023-01-19 07:44:08 from David Rowley <dgrowleyml at gmail.com> (Patch: No)
    Attachment (combinefn_for_string_and_array_aggs_v11.patch) at 2022-08-02 23:45:31 from David Rowley <dgrowleyml at gmail.com> (Patch: Yes)
    Attachment (combinefn_for_string_and_array_aggs_v10.patch) at 2018-03-31 14:42:12 from David Rowley <david.rowley at 2ndquadrant.com> (Patch: Yes)
    Attachment (combinefn_for_string_and_array_aggs_v9.patch) at 2018-03-29 03:49:02 from David Rowley <david.rowley at 2ndquadrant.com> (Patch: Yes)
    Attachment (parallel_string_agg_array_agg_tests.patch) at 2018-03-28 15:36:42 from David Rowley <david.rowley at 2ndquadrant.com> (Patch: Yes)
    Attachment (no_parallel_agg_when_agg_args_dont_have_sendrecv.patch) at 2018-03-27 02:51:08 from David Rowley <david.rowley at 2ndquadrant.com> (Patch: Yes)
    Attachment (combinefn_for_string_and_array_aggs_v8.patch) at 2018-03-26 20:27:47 from Tom Lane <tgl at sss.pgh.pa.us> (Patch: Yes)
    Attachment (combinefn_for_string_and_array_aggs_v7.patch) at 2018-03-26 14:04:29 from David Rowley <david.rowley at 2ndquadrant.com> (Patch: Yes)
    Attachment (combinefn_for_string_and_array_aggs_v6.patch) at 2018-03-11 06:31:49 from David Rowley <david.rowley at 2ndquadrant.com> (Patch: Yes)
    Attachment (combinefn_for_string_and_array_aggs_v5.patch) at 2018-03-05 03:51:20 from David Rowley <david.rowley at 2ndquadrant.com> (Patch: Yes)
    Attachment (combinefn_for_string_and_array_aggs_v4.patch) at 2018-03-03 09:47:21 from David Rowley <david.rowley at 2ndquadrant.com> (Patch: Yes)
    Attachment (combinefn_for_string_and_array_aggs_v3_delta.patch) at 2018-03-02 00:48:00 from David Rowley <david.rowley at 2ndquadrant.com> (Patch: Yes)
    Attachment (combinefn_for_string_and_array_aggs_v2.patch) at 2018-03-01 21:27:42 from David Rowley <david.rowley at 2ndquadrant.com> (Patch: Yes)
    Attachment (combinefn_for_string_and_array_aggs_v1.patch) at 2017-12-17 14:30:55 from David Rowley <david.rowley at 2ndquadrant.com> (Patch: Yes)

History

When	Who	What
2018-06-20 07:08:30	David Rowley (davidrowley)	Closed in commitfest 2018-07 with status: Returned with feedback
2018-04-10 14:05:55	David Steele (dsteele)	Closed in commitfest 2018-03 with status: Moved to next CF
2018-03-27 14:57:17	Tom Lane (tgl)	Removed tgl from committers
2018-03-26 16:55:28	Tom Lane (tgl)	Added tgl as committer
2018-03-26 14:04:53	David Rowley (davidrowley)	New status: Ready for Committer
2018-03-26 02:26:58	Stephen Frost (sfrost)	New status: Waiting on Author
2018-03-16 00:47:15	Tomas Vondra (fuzzycz)	New status: Ready for Committer
2018-03-05 04:19:29	David Rowley (davidrowley)	New status: Needs review
2018-03-04 15:54:36	Tomas Vondra (fuzzycz)	New status: Waiting on Author
2018-03-04 15:01:00	Tomas Vondra (fuzzycz)	Added fuzzycz as reviewer
2018-03-04 14:04:48	David Rowley (davidrowley)	New status: Needs review
2018-03-01 19:33:27	David Steele (dsteele)	New status: Waiting on Author
2018-01-06 13:09:09	David Rowley (davidrowley)	Changed authors to David Rowley (davidrowley)
2018-01-06 13:08:59	David Rowley (davidrowley)	Attached mail thread CAKJS1f9sx_6GTcvd6TMuZnNtCh0VhBzhX6FZqw17TgVFH-ga_A@mail.gmail.com
2018-01-06 13:08:59	David Rowley (davidrowley)	Created patch record