In my Data objects having two dates one is start_date and end_date as fields.I have created calculated field process_time. In process time i need to show difference b/w dates with following pattern days:hr:mm:ss
start_date=2/23/2013 10:00:00 PM
end_date=5/2/2013 12:00:00 AM
calculated field process_time=67days,14hr:00mm:00ss like that.
how to achieve this pattern.or else can any one please give me any other solution to do this as same.