"Albe Laurenz" <laurenz(dot)albe(at)wien(dot)gv(dot)at> writes:
> I don't like to think of a user mapping as a means to restrict access
> to the foreign data source, because in effect that is the same as
> restricting access to the foreign table, which is the ACL's job.
No, the standard is quite clear that those are distinct things.
See the NOTE I quoted upthread.
regards, tom lane