postgresql/contrib/earthdistance/earthdistance.sql.in

-- Adjust this setting to control where the objects get created.
SET search_path = public;

SET autocommit TO 'on';

--------------- geo_distance

CREATE OR REPLACE FUNCTION geo_distance (point, point)
RETURNS float8
LANGUAGE 'C' IMMUTABLE STRICT AS 'MODULE_PATHNAME';

--------------- geo_distance as operator <@>

CREATE OPERATOR <@> (
  LEFTARG = point,
  RIGHTARG = point,
  PROCEDURE = geo_distance,
  COMMUTATOR = <@>
);