题解 | #获取当前薪水第二多的员工的emp_no以及其对应的薪水salary#
获取当前薪水第二多的员工的emp_no以及其对应的薪水salary
http://www.nowcoder.com/practice/c1472daba75d4635b7f8540b837cc719
获取当前薪水第二多的员工的emp_no以及其对应的薪水salary
内联接与子查询
select e.emp_no, salary , last_name , first_name
from employees e
join salaries s
on s.emp_no = e.emp_no
where salary = (
select max(salary)
from salaries
where salary <> (
select max(salary)
from salaries
where to_date='9999-01-01'
)
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