Second Highest Salary LeetCode Solution

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 | +———————+

Link: https://leetcode.com/problems/second-highest-salary/

Solution #

select max(Salary) as SecondHighestSalary from Employee where Salary < (select max(Salary) from Employee);