题解 | #查找在职员工自入职以来的薪水涨幅情况#
查找在职员工自入职以来的薪水涨幅情况
https://www.nowcoder.com/practice/fc7344ece7294b9e98401826b94c6ea5
## 2.用现在的薪水减去入职时薪水，获取薪资涨幅
select t3.emp_no,t3.salary - t4.salary as growth from salaries t3
join (
## 1.查询出入职时的薪水
select t1.emp_no,t1.salary from salaries t1
join employees t2
on t2.hire_date = t1.from_date
)t4 on t3.emp_no=t4.emp_no
where t3.to_date='9999-01-01'
order by growth;
还有降薪啊
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