题解 | #获取当前薪水第二多的员工
获取当前薪水第二多的员工的emp_no以及其对应的薪水salary
https://www.nowcoder.com/practice/c1472daba75d4635b7f8540b837cc719
获取当前薪水第二多的员工意味着只有1个员工工资高于他 select e.emp_no, s1.salary, e.last_name, e.first_name from salaries s1, employees e where s1.emp_no = e.emp_no and 1 = ( select count(*) from salaries s2 where s2.salary > s1.salary )