Hashjoin fall back to block nested hashloop join

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ID 2588
Title Hashjoin fall back to block nested hashloop join
CI (CFBot) Not processed
Stats (from CFBot) Unknown
Topic Performance
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Created 2020-06-09 20:37:18
Last modified 2020-11-10 21:44:17 (5 years ago)
Latest email 2020-09-24 03:39:46 (5 years ago)
Status
2020-11 (2020-11-01 – 2020-11-30): Withdrawn
2020-09 (2020-09-01 – 2020-09-30): Moved to different CF
2020-07 (2020-07-01 – 2020-07-31): Moved to different CF
Target version 14
Authors David Kimura (dgkimura), Melanie Plageman (melanieplageman), Jesse Zhang (essej), Soumyadeep Chakraborty (soumyadeep2007)
Reviewers Thomas Munro (macdice)Become reviewer
Committer
Links Wiki Git
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Avoiding hash join batch explosions with extreme skew and weird stats
First at 2019-05-16 01:22:31 by Thomas Munro <thomas.munro at gmail.com>
Latest at 2020-09-24 03:39:46 by Michael Paquier <michael at paquier.xyz>
Latest attachment (v11-0001-Implement-Adaptive-Hashjoin.patch) at 2020-08-31 22:13:06 from Melanie Plageman <melanieplageman at gmail.com>
    Attachment (v11-0001-Implement-Adaptive-Hashjoin.patch) at 2020-08-31 22:13:06 from Melanie Plageman <melanieplageman at gmail.com> (Patch: No)
    Attachment (v10-0001-Implement-Adaptive-Hashjoin.patch) at 2020-06-25 22:09:44 from Melanie Plageman <melanieplageman at gmail.com> (Patch: No)
    Attachment (v9-0001-Implement-Adaptive-Hashjoin.patch) at 2020-06-09 00:12:25 from Melanie Plageman <melanieplageman at gmail.com> (Patch: No)
    Attachment (v8-0001-Implement-Adaptive-Hashjoin.patch) at 2020-05-28 02:25:50 from Melanie Plageman <melanieplageman at gmail.com> (Patch: No)
    Attachment (v7-0002-Provisionally-detach-unless-last-worker.patch) at 2020-05-09 01:58:10 from Melanie Plageman <melanieplageman at gmail.com> (Patch: Yes)
    Attachment (v6-0002-Implement-fallback-of-batch-0-for-serial-adaptive.patch) at 2020-05-04 20:39:36 from David Kimura <david.g.kimura at gmail.com> (Patch: Yes)
    Attachment (v1-0001-Describe-hybrid-hash-join-implementation.patch) at 2020-04-30 14:30:35 from Melanie Plageman <melanieplageman at gmail.com> (Patch: Yes)
    Attachment (v6-0002-Implement-fallback-of-batch-0-for-serial-adaptive.patch) at 2020-04-29 23:44:53 from David Kimura <david.g.kimura at gmail.com> (Patch: Yes)
    Attachment (v6-0001-Implement-Adaptive-Hashjoin.patch) at 2020-04-29 02:03:53 from Melanie Plageman <melanieplageman at gmail.com> (Patch: No)
    Attachment (v5-0002-Fixup-tupleMetadata-struct-issues.patch) at 2020-02-12 00:57:05 from Melanie Plageman <melanieplageman at gmail.com> (Patch: Yes)
    Attachment (v4-0002-Fixup-tupleMetadata-struct-issues.patch) at 2020-01-25 02:22:30 from Melanie Plageman <melanieplageman at gmail.com> (Patch: Yes)
    Attachment (v3-0001-hashloop-fallback.patch) at 2019-12-30 03:34:02 from Melanie Plageman <melanieplageman at gmail.com> (Patch: No)
    Attachment (v3-0001-hashloop-fallback.patch) at 2019-07-30 18:46:59 from Melanie Plageman <melanieplageman at gmail.com> (Patch: Yes)
    Attachment (v2-0001-hashloop-fallback.patch) at 2019-07-03 21:22:09 from Melanie Plageman <melanieplageman at gmail.com> (Patch: Yes)
    Attachment (v1-0001-hashloop-fallback.patch) at 2019-06-18 22:24:08 from Melanie Plageman <melanieplageman at gmail.com> (Patch: Yes)
    Attachment (fix.patch) at 2019-05-16 01:22:31 from Thomas Munro <thomas.munro at gmail.com> (Patch: Yes)
History
When Who What
2020-11-10 21:44:17 Melanie Plageman (melanieplageman) Closed in commitfest 2020-11 with status: Withdrawn
2020-09-30 06:55:35 Michael Paquier (michael-kun) New status: Waiting on Author
2020-09-30 06:55:27 Michael Paquier (michael-kun) Closed in commitfest 2020-09 with status: Moved to next CF
2020-09-30 06:55:23 Michael Paquier (michael-kun) New status: Needs review
2020-09-24 03:38:27 Michael Paquier (michael-kun) New status: Waiting on Author
2020-08-31 22:55:13 Melanie Plageman (melanieplageman) Changed authors to Melanie Plageman (melanieplageman), Soumyadeep Chakraborty (soumyadeep2007), Jesse Zhang (essej), David Kimura (dgkimura)
2020-08-31 22:55:13 Melanie Plageman (melanieplageman) Changed gitlink to https://github.com/melanieplageman/postgres/tree/AHJ_v11
2020-08-02 22:45:05 Daniel Gustafsson (d_gustafsson) Closed in commitfest 2020-07 with status: Moved to next CF
2020-06-29 01:55:12 Thomas Munro (macdice) Added macdice as reviewer
2020-06-09 20:39:03 Melanie Plageman (melanieplageman) Changed authors to Melanie Plageman (melanieplageman), Jesse Zhang (essej), David Kimura (dgkimura)
2020-06-09 20:39:03 Melanie Plageman (melanieplageman) Changed targetversion to 14
2020-06-09 20:39:03 Melanie Plageman (melanieplageman) Changed gitlink to https://github.com/melanieplageman/postgres/tree/alternative_AHJ
2020-06-09 20:39:03 Melanie Plageman (melanieplageman) Changed wikilink to https://wiki.postgresql.org/wiki/Hash_Join
2020-06-09 20:37:19 Melanie Plageman (melanieplageman) Attached mail thread CA+hUKGKWWmf=WELLG=aUGbcugRaSQbtm0tKYiBut-B2rVKX63g@mail.gmail.com
2020-06-09 20:37:18 Melanie Plageman (melanieplageman) Created patch record
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