Very interesting. I think the same for LOG and log messages? IMHO, it’s worth to add to the documentation.
> 26 дек. 2018 г., в 20:31, Tom Lane <tgl@sss.pgh.pa.us> написал(а):
>
> =?utf-8?q?PG_Doc_comments_form?= <noreply@postgresql.org> writes:
>> Obviously wrongly pointed that for log messages a valid value is "INFO", but
>> not "LOG" and for client messages a valid value is "LOG", but not "INFO".
>> According to the description this must be quite the contrary. And, btw,
>> client_min_messages accept both value.
>
> I don't see anything particularly wrong here. The reason INFO is not
> listed for client_min_messages is that it's not a useful setting:
> INFO messages will be transmitted to the client regardless of what
> client_min_messages is set to.
>
> regards, tom lane