SELECT f.emp_no, (t.salary - f.salary) growth from (SELECT s.emp_no, s.salary from employees e inner JOIN salaries s ON e.emp_no = s.emp_no and e.hire_date = s.from_date) f INNER JOIN (SELECT s.emp_no, s.salary from employees e INNER JOIN salaries s ON e.emp_no = s.emp_no and s.to_date = '999...