Date Timestamp Functions Oracle PLSQL Tutorial

SQL>
SQL> SELECT TO_CHAR(ADD_MONTHS(TO_DATE('01-JAN-2005 19:15:26',
  2    'DD-MON-YYYY HH24:MI:SS'), 2), 'DD-MON-YYYY HH24:MI:SS')
  3  FROM dual;
TO_CHAR(ADD_MONTHS(T
--------------------
01-MAR-2005 19:15:26
SQL>