Re: [EXT]: Re: BUG #18604: Regression in PostgreSQL 16.4: pg_dump Prevents Essential System Table Modifications - Mailing list pgsql-bugs

Joe Conway <mail@joeconway.com> writes:
> I think Tom's suggestion regarding RLS on system catalogs was one 
> approach bandied about in the past, but unless I am mistaken we never 
> committed the patch to allow RLS on system catalogs (or did I miss that?)

I experimented before proposing that, and we will let you create
RLS policies on system catalogs (if allow_system_table_mods = on).
Of course the system itself will ignore those, but I don't see
why they would not work for user-issued queries.

            regards, tom lane