【MySQL数据库查询语句】leetcode Employees Earning More Than Their Managers

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题目

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

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

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.

+———-+
| Employee |
+———-+
| Joe |
+———-+

代码

到底谁比它主管的工资还高?

# Write your MySQL query statement belowselect e1.Name as Employeefrom Employee as e1, Employee as e2where e1.ManagerId = e2.Id and e1.Salary > e2.Salary;


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