
DROP FUNCTION CHAR_ISO ( DATE) @ CREATE FUNCTION CHAR_ISO ( v_date DATE) RETURNS CHAR(10) LANGUAGE SQL CONTAINS SQL NO EXTERNAL ACTION DETERMINISTIC RETURN CHAR( v_date, ISO)@
DROP FUNCTION CHAR_ISO ( DATE) @ CREATE FUNCTION CHAR_ISO ( v_date DATE) RETURNS CHAR(10) LANGUAGE SQL CONTAINS SQL NO EXTERNAL ACTION DETERMINISTIC RETURN CHAR( v_date, ISO)@