LeetCode 0181 - Employees Earning More Than Their Managers

Employees Earning More Than Their Managers

Desicription

The Employee table holds all employees including their managers. Every employee has an Id, and there is also a column for the manager Id.

代码语言：javascript复制

 ---- ------- -------- ----------- 
| Id | Name  | Salary | ManagerId |
 ---- ------- -------- ----------- 
| 1  | Joe   | 70000  | 3         |
| 2  | Henry | 80000  | 4         |
| 3  | Sam   | 60000  | NULL      |
| 4  | Max   | 90000  | NULL      |
 ---- ------- -------- ----------- 

Given the Employee table, write a SQL query that finds out employees who earn more than their managers. For the above table, Joe is the only employee who earns more than his manager.

代码语言：javascript复制

 ---------- 
| Employee |
 ---------- 
| Joe      |
 ---------- 

Solution

代码语言：javascript复制

SELECT E1.Name
AS Employee
from Employee E1, Employee E2
WHERE E1.ManagerId = E2.Id AND E1.Salary > E2.Salary

sql table

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