=?utf-8?q?PG_Bug_reporting_form?= <noreply(at)postgresql(dot)org> writes:
> Schema's owner can drop object's in his schema, I think this is an risk if
> multi-user use the same schema.
This is not a bug, it's a documented behavior. It's not much different
from the fact that a database owner can drop his database.
regards, tom lane