Guillaume LELARGE <guillaume(dot)lelarge(at)gmail(dot)com> writes:
> Apparently, I can rename all schemas, even system schemas !
> metier=# alter schema pg_catalog rename to foobar;
> ALTER SCHEMA
If you are superuser, you can do anything you want, up to and including
breaking the system irretrievably. Compare "rm -rf /" on Unix. We
won't be putting training wheels on superuser status for the same
reasons that no one finds it a good idea to restrict root's abilities.
regards, tom lane