refactor 176

fishercoder1534 · fishercoder1534 · commit 5f4f5ce93a32 · 2020-04-25T07:05:55.000-07:00
diff --git a/database/_176.sql b/database/_176.sql
@@ -1,13 +1 @@
--- 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 second highest salary is 200. If there is no second highest salary, then the query should return null.
-
--- # Write your MySQL query statement below
 select max(Salary) as SecondHighestSalary from Employee where Salary < (select max(Salary) from Employee)
