Modify a schedule

Question

I have a hourly schedule set with name hourly_scheule which runs every day every hour, now I need to modify this to run every few hours and between specific time window.
I don't how to add start and end time in the schedule
BEGIN
  DBMS_SCHEDULER.create_schedule (
    schedule_name   => 'DAILY_schedule',
    start_date      => SYSTIMESTAMP,
    repeat_interval => 'freq=hourly; INTERVAL=4 byminute=5',
    end_date        => NULL,
    comments        => 'Repeats every 2 hours, on the hour, for ever.');
END;
Please help.
Thanks
I need to specify start and endtime for each day, I don't see a argument for the same
Message was edited by: Kevin_K

Answer 1

I think figured it out:
BEGIN
  DBMS_SCHEDULER.create_schedule (
    schedule_name   => 'DAILY_schedule',
    start_date      => SYSTIMESTAMP,
    repeat_interval => 'FREQ=DAILY; BYHOUR=6,10,14;byminute=5 ',
    end_date        => NULL,
    comments        => 'Repeats 4 hrs.');
END;