Extended statistics improvement: multi-column MCV missing values

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ID 6898
Title Extended statistics improvement: multi-column MCV missing values
CI (CFBot) Summary
Stats (from CFBot) Patch version: v6, Patch count: 2, First patch: +174−3, All patches: +327−39
Tags Good First Review My First Patch
Created 2026-06-16 22:12:20
Last modified 2026-07-04 00:05:22 (3 weeks ago)
Latest email 2026-07-26 03:15:56 (2 days ago)
Status
PG20-1 (2026-07-01 – 2026-07-31): Needs review
Target version 20
Authors Enrique Sanchez (enriqueesanchz)
Reviewers Ilia Evdokimov (ilidock95) Become reviewer
Committer
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Extended statistics improvement: multi-column MCV missing values
First at 2026-05-18 16:09:03 by Enrique Sánchez <enriqueesanchz at gmail.com>
Latest at 2026-07-26 03:15:56 by Chengpeng Yan <chengpeng_yan at outlook.com>
Latest attachment (v6-0002-Use-ndistinct-to-cap-non-MCV-values.patch) at 2026-07-13 21:52:39 from Enrique Sánchez <enriqueesanchz at gmail.com>
    Attachment (v6-0002-Use-ndistinct-to-cap-non-MCV-values.patch) at 2026-07-13 21:52:39 from Enrique Sánchez <enriqueesanchz at gmail.com> (Patch: Yes)
    Attachment (v5-0001-Cap-selectivity-when-values-are-not-in-multi-colu.patch) at 2026-06-16 22:32:40 from Enrique Sánchez <enriqueesanchz at gmail.com> (Patch: Yes)
    Attachment (v4-0002-Use-ndistinct-to-cap-non-MCV-values.patch) at 2026-06-10 00:57:29 from Enrique Sánchez <enriqueesanchz at gmail.com> (Patch: Yes)
    Attachment (v3-0002-Use-ndistinct-to-cap-non-MCV-values.patch) at 2026-06-07 15:22:41 from Enrique Sánchez <enriqueesanchz at gmail.com> (Patch: Yes)
    Attachment (v2-0001-Cap-selectivity-when-values-are-not-in-multi-colu.patch) at 2026-06-04 07:00:23 from Enrique Sánchez <enriqueesanchz at gmail.com> (Patch: Yes)
    Attachment (v2-0001-Cap-selectivity-when-values-are-not-in-multi-colu.patch) at 2026-06-04 01:40:51 from Enrique Sánchez <enriqueesanchz at gmail.com> (Patch: Yes)
    Attachment (v1-0004-Extend-multi-column-MCV-cap-to-AND-clauses-inside-OR.patch) at 2026-05-24 18:34:52 from Enrique Sánchez <enriqueesanchz at gmail.com> (Patch: Yes)
History
When Who What
2026-07-13 22:05:37 CFbot Patch does not need rebase anymore
2026-07-13 10:30:33 CFbot Patch needs rebase
2026-07-04 00:05:22 Enrique Sanchez (enriqueesanchz) Changed tags to Good First Review, My First Patch
2026-06-17 12:59:09 Ilia Evdokimov (ilidock95) Added ilidock95 as reviewer
2026-06-16 22:12:20 Enrique Sanchez (enriqueesanchz) Attached mail thread CAOCkzAkmnAjEWxfP-vBTRta7cHe5CMu8i4SFSeOi2nS8+Kj7Ng@mail.gmail.com
2026-06-16 22:12:20 Enrique Sanchez (enriqueesanchz) Created patch record
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