LeetCode: Second Highest Salary Posted on February 12, 2018July 26, 2020 by braindenny Second Highest Salary Similar Problems: CheatSheet: SQL & MySql CheatSheet: Leetcode For Code Interview CheatSheet: Common Code Problems & Follow-ups Tag: #sql Write a SQL query to get the second highest salary from the Employee table. +----+--------+ | Id | Salary | +----+--------+ | 1 | 100 | | 2 | 200 | | 3 | 300 | +----+--------+ For example, given the above Employee table, the query should return 200 as the second highest salary. If there is no second highest salary, then the query should return null. +---------------------+ | SecondHighestSalary | +---------------------+ | 200 | +---------------------+ Github: code.dennyzhang.com Credits To: leetcode.com Leave me comments, if you have better ways to solve. ## https://code.dennyzhang.com/second-highest-salary select ifnull(( select Salary from Employee group by Salary order by Salary desc limit 1,1), null) as SecondHighestSalary Post Views: 7