Example 6-1 Data Manipulation With PL/SQL

CREATE TABLE employees_temp AS SELECT employee_id, first_name, last_name 
       FROM employees;
DECLARE
  emp_id          employees_temp.employee_id%TYPE;
  emp_first_name  employees_temp.first_name%TYPE;
  emp_last_name   employees_temp.last_name%TYPE;
BEGIN
   INSERT INTO employees_temp VALUES(299, 'Bob', 'Henry');
   UPDATE employees_temp SET first_name = 'Robert' WHERE employee_id = 299;
   DELETE FROM employees_temp WHERE employee_id = 299 
     RETURNING first_name, last_name INTO emp_first_name, emp_last_name;
   COMMIT;
   DBMS_OUTPUT.PUT_LINE( emp_first_name  || ' ' || emp_last_name);
END;
/