Bruce Momjian <bruce@momjian.us> writes:
> Community, do we want to make a permission reset cause the column to
> become null?
That's not a permission reset.
>> I just need to know if the brackets are normal when all the privileges are
>> remove. Or how to reset the privileges (ACL) to default (null).
> They are the same.
Nope, they're not. NULL implies the built-in-default permissions, which
are quite different from the empty set.
regards, tom lane