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Hash-based MCV matching for large IN-lists

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ID 6356
Title Hash-based MCV matching for large IN-lists
CI (CFBot) Needs rebase! Needs rebase since 1 week. Failing since 1 week.
Additional links previous successfully applied patch (outdated):
Summary
Stats (from CFBot) Unknown
Tags Performance
Created 2025-12-30 06:53:31
Last modified 2026-04-01 00:00:07 (3 days ago)
Latest email 2026-03-20 15:58:43 (2 weeks ago)
Status

PG19-Final (2026-03-01 – 2026-04-09): Needs review

PG19-4 (2026-01-01 – 2026-01-31): Moved to different CF
Target version stable
Authors Ilia Evdokimov (ilidock95)
Reviewers David Geier (geidav), Tatsuya Kawata (croissant)Become reviewer
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Hash-based MCV matching for large IN-lists
First at 2025-12-29 20:35:43 by Ilia Evdokimov <ilya.evdokimov at tantorlabs.com>
Latest at 2026-03-20 15:58:43 by Ilia Evdokimov <ilya.evdokimov at tantorlabs.com>
Latest attachment (v9-0001-Use-hash-based-MCV-matching-for-ScalarArrayOpExpr.patch) at 2026-03-20 15:58:43 from Ilia Evdokimov <ilya.evdokimov at tantorlabs.com>
    

Attachment (v9-0001-Use-hash-based-MCV-matching-for-ScalarArrayOpExpr.patch) at 2026-03-20 15:58:43 from Ilia Evdokimov <ilya.evdokimov at tantorlabs.com> (Patch: Yes)
    Attachment (v8-0001-Use-hash-based-MCV-matching-for-ScalarArrayOpExpr.patch) at 2026-03-10 14:55:57 from Ilia Evdokimov <ilya.evdokimov at tantorlabs.com> (Patch: Yes)
    Attachment (v7-0003-Use-hash-based-MCV-matching-for-ScalarArrayOpExpr.patch) at 2026-03-02 09:35:15 from Ilia Evdokimov <ilya.evdokimov at tantorlabs.com> (Patch: Yes)
    Attachment (v6-0003-Use-hash-based-MCV-matching-for-ScalarArrayOpExpr.patch) at 2026-02-25 22:45:44 from Ilia Evdokimov <ilya.evdokimov at tantorlabs.com> (Patch: Yes)
    Attachment (v5-0001-Use-hash-based-MCV-matching-for-ScalarArrayOpExpr.patch) at 2026-02-18 12:48:36 from Ilia Evdokimov <ilya.evdokimov at tantorlabs.com> (Patch: Yes)
    Attachment (v4-0001-Use-hash-based-MCV-matching-for-ScalarArrayOpExpr.patch) at 2026-01-29 11:14:43 from Ilia Evdokimov <ilya.evdokimov at tantorlabs.com> (Patch: Yes)
    Attachment (hash_mcv_in_logging.patch) at 2026-01-27 15:43:00 from Ilia Evdokimov <ilya.evdokimov at tantorlabs.com> (Patch: Yes)
    Attachment (v2-0001-Use-hash-based-matching-for-MCVs-in-ScalarArrayOp.patch) at 2026-01-14 10:19:36 from Ilia Evdokimov <ilya.evdokimov at tantorlabs.com> (Patch: Yes)
    Attachment (v1-0001-Use-hash-based-matching-for-MCVs-in-ScalarArrayOp.patch) at 2025-12-29 20:35:43 from Ilia Evdokimov <ilya.evdokimov at tantorlabs.com> (Patch: Yes)
History
When Who What
2026-03-26 02:52:26 CFbot Patch needs rebase
2026-02-07 08:12:35 Tatsuya Kawata (croissant) Added croissant as reviewer
2026-02-02 08:18:22 David Geier (geidav) Added geidav as reviewer
2026-02-01 00:00:10 CFbot Moved from CF PG19-4 to CF PG19-Final
2026-01-29 11:45:32 CFbot Patch does not need rebase anymore
2026-01-27 16:12:24 CFbot Patch needs rebase
2025-12-30 06:53:31 Ilia Evdokimov (ilidock95) Attached mail thread 7db341e0-fbc6-4ec5-922c-11fdafe7be12@tantorlabs.com
2025-12-30 06:53:31 Ilia Evdokimov (ilidock95) Created patch record

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