in of users that is traceable to the user
   that is the subject of this <code class="literal">REVOKE</code> command.
   Thus, the affected users might effectively keep the privilege if it
   was also granted through other users.
  </p><p>
   When revoking privileges on a table, the corresponding column privileges
   (if any) are automatically revoked on each column of the table, as well.
   On the other hand, if a role has been granted privileges on a table, then
   revoking the same privileges from indivi