Re: Issues with ON CONFLICT UPDATE and REINDEX CONCURRENTLY - Mailing list pgsql-hackers

Hello, Álvaro!

On Sun, Nov 30, 2025 at 1:11 PM Mihail Nikalayeu
<mihailnikalayeu@gmail.com> wrote:
> On Sat, Nov 29, 2025 at 6:48 PM Álvaro Herrera <alvherre@kurilemu.de> wrote:
> > Looking at 0004, I think IsIndexCompatibleAsArbiter() should map the
> > attribute numbers, in case the partition has a different column layout
> > than the parent (e.g. in case there are dropped columns or just
> > different column orders)
>
> Oh, yes, you're right. I'll prepare an updated version (also it looks
> like some inner loops may be refactored in a more effective way).

I was wrong, function is called only for indexes from the same
relation (actual partition).
But anyway I reworked the commit - it is much clearer now (and a
little bit more effective).

Best regards,
Mikhail.