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 de.dept_no = d.dept_no;
