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
http://www.nowcoder.com/practice/5a7975fabe1146329cee4f670c27ad55
select last_name , first_name ,dept_name from employees as e left join (dept_emp d join departments as dp on dp.dept_no = d.dept_no)on e.emp_no = d.emp_no;
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