> > CREATE COLLATION some_collation (LC_COLLATE = 'en-u-ks-primary', > > LC_CTYPE = 'en-u-ks-primary', > > PROVIDER = icu, > > DETERMINISTIC = False > > ); > > > > This works on PG14, but on PG15 it errors with 'parameter "locale" must > > be specified'. > > > > I wanted to make sure this breaking change is intentional (it doesn't > > seem documented in the release notes or in the docs for CREATE COLLATION). > > This change is intentional, but the documentation could be improved.
I think this is still missing in the PG15 release notes ( https://www.postgresql.org/docs/15/release-15.html).
