The following example creates the definition for an instance method named toUS for the UDT named euro. The external routine for this method is stored on the client at the location specified in the EXTERNAL NAME clause.
CREATE METHOD toUS() RETURNS us_dollar CAST FROM DECIMAL(8,2) FOR euro EXTERNAL NAME 'CO!C:\sys\math.lib!CO!C:\distinct_lib\euro2us.obj!F!toUS';