Dear Michael, > 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
Thank you for the information! It is quite helpful for me. (Some fatal errors started with capital character like "Your installation contains...", but I regarded them as the detail or hint message.) Best Regards, Hayato Kuroda FUJITSU LIMITED