Consider collation when proving uniqueness

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ID 6722
Title Consider collation when proving uniqueness
CI (CFBot) Needs rebase! Needs rebase since 2 days. Failing since 2 days.
Additional links previous successfully applied patch (outdated):
Summary
Stats (from CFBot) Unknown
Tags Bugfix
Created 2026-04-29 01:33:59
Last modified 2026-04-29 01:33:59 (1 week ago)
Latest email 2026-05-05 02:06:58 (3 days ago)
Status
PG20-1 (2026-07-01 – 2026-07-31): Needs review
Target version stable
Authors Richard Guo (richardguo)
Reviewers Become reviewer
Committer
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Wrong results from inner-unique joins caused by collation mismatch
First at 2026-04-24 11:42:28 by Richard Guo <guofenglinux at gmail.com>
Latest at 2026-05-05 02:06:58 by Richard Guo <guofenglinux at gmail.com>
Latest attachment (v2-0001-Consider-collation-when-proving-uniqueness-from-u.patch) at 2026-04-25 09:24:39 from Richard Guo <guofenglinux at gmail.com>
    Attachment (v2-0001-Consider-collation-when-proving-uniqueness-from-u.patch) at 2026-04-25 09:24:39 from Richard Guo <guofenglinux at gmail.com> (Patch: Yes)
    Attachment (v1-0001-Consider-collation-when-proving-uniqueness-from-u.patch) at 2026-04-24 11:42:28 from Richard Guo <guofenglinux at gmail.com> (Patch: Yes)
History
When Who What
2026-05-05 21:38:22 CFbot Patch needs rebase
2026-04-29 01:33:59 Richard Guo (richardguo) Attached mail thread CAMbWs4_XUUSTyzCaRjUeeahWNqi=8ZOA5Q4coi8zUVEDSBkM6A@mail.gmail.com
2026-04-29 01:33:59 Richard Guo (richardguo) Created patch record
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