Возможные решения
mysql> SELECT f_name, l_name, age from -> employee_data ORDER BY age -> LIMIT 5;
mysql> SELECT * from employee_data -> LIMIT 10, 5;
mysql> select f_name, l_name, salary -> from employee_data -> ORDER BY salary DESC -> LIMIT 1;
mysql> SELECT emp_id, age, perks -> from employee_data ORDER BY -> perks DESC LIMIT 10;