题目描述：
sql语句：
使用子查询和limit语句
select (select distinct Salary from Employee order by Salary desc limit 1,1) as SecondHighestSalary;
标签：Salary,语句,薪水,distinct,limit,SecondHighestSalary,176,LeetCode,select
来源： https://blog.csdn.net/weixin_43752257/article/details/110948266