Re: Support LIKE with nondeterministic collations

From: Jelte Fennema-Nio <postgres(at)jeltef(dot)nl>
To: Peter Eisentraut <peter(at)eisentraut(dot)org>
Cc: jian he <jian(dot)universality(at)gmail(dot)com>, Heikki Linnakangas <hlinnaka(at)iki(dot)fi>, Jacob Champion <jacob(dot)champion(at)enterprisedb(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>, Daniel Verite <daniel(at)manitou-mail(dot)org>, Paul A Jungwirth <pj(at)illuminatedcomputing(dot)com>
Subject: Re: Support LIKE with nondeterministic collations
Date: 2026-05-18 10:23:20
Message-ID: CAGECzQQQywpFtYJtgFeTYh0-ZTwNpN5Ouq2XoPNWa-z2LN0TOw@mail.gmail.com
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On Wed, 27 Nov 2024 at 09:01, Peter Eisentraut <peter(at)eisentraut(dot)org> wrote:
> I have committed it, thanks.

This commit introduced a regression[1], which makes psql \d and our
tests much slower than they need to be, because indexes are not used
anymore when they should be. Pinging here, since that thread got no
response so far.

[1]: https://www.postgresql.org/message-id/DHBQIZX8SZVI.ZX614ZMFL645@jeltef.nl

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