Re: Routed ON CONFLICT inserts broken by partition-local deferrable unique constraints in 19 and master

From: Zsolt Parragi <zsolt(dot)parragi(at)percona(dot)com>
To: Mihail Nikalayeu <mihailnikalayeu(at)gmail(dot)com>
Cc: pgsql-hackers(at)lists(dot)postgresql(dot)org, Michael Paquier <michael(at)paquier(dot)xyz>
Subject: Re: Routed ON CONFLICT inserts broken by partition-local deferrable unique constraints in 19 and master
Date: 2026-09-01 22:05:35
Message-ID: CAN4CZFMzMEp59P_cm+L_2AyzNQ4YP_SWv1bHAj2WkVx22JTB_w@mail.gmail.com
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On Tue, 01 Sep 2026, Mihail Nikalayeu <mihailnikalayeu(at)gmail(dot)com> wrote:
> This is a "grouped" version. Also, it handles possible collation
> issues + provides a set of tests to pin the correct behaviour.

Thanks, this looks better what I had in mind, I would have missed a
few corner cases this patch covers.

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