题解 | #平均工资#
平均工资
https://www.nowcoder.com/practice/95078e5e1fba4438b85d9f11240bc591
select (sum(salary)-max(salary) -min(salary))/(count(*)-2) from salaries where emp_no = (select emp_no group by emp_no having max(to_date)='9999-01-01')
平均工资
https://www.nowcoder.com/practice/95078e5e1fba4438b85d9f11240bc591
select (sum(salary)-max(salary) -min(salary))/(count(*)-2) from salaries where emp_no = (select emp_no group by emp_no having max(to_date)='9999-01-01')
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