题解 | 查找所有员工的last_name和first_name以及对应的dept_name
查找所有员工的last_name和first_name以及对应的dept_name
https://www.nowcoder.com/practice/5a7975fabe1146329cee4f670c27ad55
select e.last_name,e.first_name,d.dept_name from employees e left join dept_emp de on e.emp_no = de.emp_no left join departments d on d.dept_no = de.dept_no;
