SQL>
SQL>
SQL> SET SERVEROUTPUT ON
SQL>
SQL> DECLARE
2 v_college_deadline TIMESTAMP;
3 BEGIN
4 v_college_deadline := TO_TIMESTAMP('06/06/2004', 'DD/MM/YYYY') + INTERVAL '12-3' YEAR TO MONTH;
5
6 DBMS_OUTPUT.PUT_LINE('My daughter leaves for college in ' ||v_college_deadline);
7 END;
8 /
My daughter leaves for college in 06-SEP-16 12.00.00.000000 AM
PL/SQL procedure successfully completed.