Table Type

1)table type
1@@@@
@@@O10g
HR@ocm> ed
Wrote file afiedt.buf
  1  DECLARE
  2    TYPE my_dept_table IS TABLE OF departments%ROWTYPE
  3        INDEX BY BINARY_INTEGER;
  4    my_dept     my_dept_table;
  5    dept_id     PLS_INTEGER;
  6  BEGIN
  7    FOR i IN 1 .. 7 LOOP
  8     dept_id :=
  9         CASE i
 10         WHEN 1 THEN 10
 11         WHEN 2 THEN 20
 12         WHEN 3 THEN 50
 13         WHEN 4 THEN 60
 14         WHEN 5 THEN 70
 15         WHEN 6 THEN 90
 16         WHEN 7 THEN 110
 17         ELSE NULL
 18         END;
 19     SELECT * INTO my_dept(i)
 20     FROM departments
 21     WHERE    department_id= dept_id;
 22    END LOOP;
 23  ----Print the result as the following:
 24    FOR i IN 1 .. 7 LOOP
 25     DBMS_OUTPUT.put_line('Department_name is: '||RPAD(my_dept(i).department_name,17)
 26     ||' Department_id is: '|| RPAD(my_dept(i).department_id,5)
 27     ||' Manager_id is: ' ||RPAD(my_dept(i).manager_id,5));
 28    END LOOP;
 29* END;
HR@ocm> /
Department_name is: Administration    Department_id is: 10    Manager_id is: 200
Department_name is: Marketing          Department_id is: 20    Manager_id is: 201
Department_name is: Shipping          Department_id is: 50    Manager_id is: 121
Department_name is: IT              Department_id is: 60    Manager_id is: 103
Department_name is: Public Relations  Department_id is: 70    Manager_id is: 204
Department_name is: Executive          Department_id is: 90    Manager_id is: 100
Department_name is: Accounting          Department_id is: 110   Manager_id is: 205
PL/SQL procedure successfully completed.