How to attach concurrent program to request group in oracle apps

Usually we Attach Concurrent program to the request group in the front-end, but this can be done from database tier too. Below is the program to Attach Concurrent program to the request group from back-end.

BEGIN

                        FND_PROGRAM.add_to_group('XXMZ_ERPSCHOOLS_EMPLOYEE' -- program_short_name

                                                                              , 'XXMZ Custom' -- application

                                                                              , 'xxmz Request Group' -- Report Group Name

                                                                              , 'XXMZ'); -- Report Group Application

                         COMMIT;

END;