text: create schema internal;
  
  create or replace function internal.point_fn (point, point)
      returns boolean
      language sql
      immutable
  as $$
      select true
  $$;
  
  
  CREATE OPERATOR public.> (
      FUNCTION = internal.point_fn,
      LEFTARG = point,
      RIGHTARG = point,
      COMMUTATOR = OPERATOR(public.<)
      );
  
  ALTER OPERATOR public.> (point, point) OWNER TO admin;
  