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# Employees Earning More Than Their Managers LeetCode Solution

## Problem – Employees Earning More Than Their Managers

SQL Schema

``````Create table If Not Exists Employee (id int, name varchar(255), salary int, managerId int)
Truncate table Employee
insert into Employee (id, name, salary, managerId) values ('1', 'Joe', '70000', '3')
insert into Employee (id, name, salary, managerId) values ('2', 'Henry', '80000', '4')
insert into Employee (id, name, salary, managerId) values ('3', 'Sam', '60000', 'None')
insert into Employee (id, name, salary, managerId) values ('4', 'Max', '90000', 'None')``````

Table: `Employee`

``````+-------------+---------+
| Column Name | Type    |
+-------------+---------+
| id          | int     |
| name        | varchar |
| salary      | int     |
| managerId   | int     |
+-------------+---------+
id is the primary key column for this table.
Each row of this table indicates the ID of an employee, their name, salary, and the ID of their manager.``````

Write an SQL query to find the employees who earn more than their managers.

Return the result table in any order.

The query result format is in the following example.

Example 1:

``````Input:
Employee table:
+----+-------+--------+-----------+
| id | name  | salary | managerId |
+----+-------+--------+-----------+
| 1  | Joe   | 70000  | 3         |
| 2  | Henry | 80000  | 4         |
| 3  | Sam   | 60000  | Null      |
| 4  | Max   | 90000  | Null      |
+----+-------+--------+-----------+
Output:
+----------+
| Employee |
+----------+
| Joe      |
+----------+
Explanation: Joe is the only employee who earns more than his manager.``````

### Employees Earning More Than Their Managers LeetCode Solution in MySQL

``````select
e1.name as Employee
from
employee e1
join
employee e2
where
e1.managerid = e2.id
and e1.salary > e2.salary;``````

### Employees Earning More Than Their Managers LeetCode Solution in MS SQL Server

``````SELECT Name as Employee FROM Employee e
WHERE Salary > (
Select Salary FROM Employee m WHERE m.Id = e.ManagerId
)``````

### Employees Earning More Than Their Managers LeetCode Solution in Oracle

``````select e.name Employee
from Employee e
inner join
Employee b
on e.ManagerId = b.Id
where e.Salary> b.Salary``````
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