181. Employees Earning More Than Their Managers
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The Employee
table holds all employees including their managers. Every employee has an Id, and there is also a column for the manager Id.
+----+-------+--------+-----------+| 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.
+----------+| Employee |+----------+| Joe |+----------+
使用内连接语句——JOIN
# Write your MySQL query statement below<pre name="code" class="sql" style="color: rgb(51, 51, 51); font-size: 14px; line-height: 30px;">select E.Name Employee from Employee E INNER JOIN Employee M ON E.ManagerId=M.Id AND E.Salary>M.Salary;
使用SELECT FROM WHERE语句——WHERE
# Write your MySQL query statement belowSELECT E.Name Employee FROM Employee E ,Employee M WHERE E.ManagerId=M.Id AND E.Salary>M.Salary;
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- 181. Employees Earning More Than Their Managers
- 181. Employees Earning More Than Their Managers
- 181. Employees Earning More Than Their Managers
- 181. Employees Earning More Than Their Managers
- 181. Employees Earning More Than Their Managers
- 181. Employees Earning More Than Their Managers
- 181. Employees Earning More Than Their Managers
- Employees Earning More Than Their Managers
- Employees Earning More Than Their Managers
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