Oracle ADD_MONTHS(date,num_months) function
ADD_MONTHS(date,num_months) - Returns date + num_months
num_months is the number of months to add to date.
Sample:-
select ADD_MONTHS(sysdate,2) from dual (assume today is 14-Mar-2008)
result:
14-MAY-08
select add_months('01-Apr-08', 3) from dual
result :01-JUL-08