LeetCode - Employees Earning More Than Their Managers

本文介绍了一种通过 SQL 查询来找出那些薪资高于其直接上司的员工的方法。使用了表的自身连接技巧来实现这一目标。

Description:

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

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

选出比经理工资高的员工名字

思路是表的自身连接

# Write your MySQL query statement below
select first.Name from Employee first, Employee second
where first.ManagerId=second.Id and first.Salary > second.Salary;

 

转载于:https://www.cnblogs.com/wxisme/p/4433689.html

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