181.超过经理收入的员工

解析

select a.Name as Employee from Employee as a, Employee as b
where a.ManagerId = b.Id && a.Salary > b.Salary

把Employ看作2个表，a为员工表，b为经理表，且给员工也默认设置有ManagerId

通过select查询 Name 并且 as为 Employee

用where 判断  员工Id 和 对应经理Id 并且 工资还要大约经理