text: INSERT INTO department(department_name)
  VALUES 
  ('Front Office'),
  ('Coaching'),
  ('Assistants'),
  ('Players'),
  ('Equipment Managers');
  
  INSERT INTO employee (id, first_name, last_name, roles_id, manager_id)
  VALUES
  (1, 'Donte', 'Williams', 1, 1),
  (2, 'Lebron', 'James', 2, NULL),
  (3, 'Charles', 'Barkley', 3, NULL),
  (4, 'Will', 'Smith', 4, 4),
  (5,'Eddie', 'Murphy', 4, NULL);
  
  INSERT INTO role(title, salary, department_id)
  VALUES
  ('General Manager', 325000, 1),
  ('Head Coach', 220000, 2),
  ('Associate Coach', 328000, 3),
  ('Best Player', 435000, 4),
  ('Head Equipment Manager', 83000, 5);