On 28.05.22 20:16, Shay Rojansky wrote:
> 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.