-- cannot be used on hosted PG (for later)
CREATE OPERATOR CLASS _uuid_ops DEFAULT FOR TYPE _uuid USING gin AS
      OPERATOR 1 &&(anyarray, anyarray),
      OPERATOR 2 @>(anyarray, anyarray),
      OPERATOR 3 <@(anyarray, anyarray),
      OPERATOR 4 =(anyarray, anyarray),
      FUNCTION 1 uuid_cmp(uuid, uuid),
      FUNCTION 2 ginarrayextract(anyarray, internal, internal),
      FUNCTION 3 ginqueryarrayextract(anyarray, internal, smallint, internal, internal, internal, internal),
      FUNCTION 4 ginarrayconsistent(internal, smallint, anyarray, integer, internal, internal, internal, internal),
      STORAGE uuid;