Re: [PoC] pg_upgrade: allow to upgrade publisher node - Mailing list pgsql-hackers

On Tue, Sep 12, 2023 at 02:33:25AM +0000, Zhijie Hou (Fujitsu) wrote:
> 2.
> +        if (*invalidated && SlotIsLogical(s) && IsBinaryUpgrade)
> +            elog(ERROR, "Replication slots must not be invalidated during the upgrade.");
>
> I think normally the first letter is lowercase, and we can avoid the period.

Documentation is your friend:
https://www.postgresql.org/docs/current/error-style-guide.html
--
Michael