题解 | 不用o获取当前薪水第二多的员工的emp_no等信息
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
select
employees.emp_no,
salary,
last_name,
first_name
from
employees
join salaries on employees.emp_no = salaries.emp_no
where
salary = (
select
max(salary)
from
(
select
employees.emp_no,
salary,
last_name,
first_name
from
employees
join salaries on employees.emp_no = salaries.emp_no
where
salary != (
select
max(salary)
from
employees
join salaries on employees.emp_no = salaries.emp_no
)
) as new
)
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