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) avg_salary FROM (SELECT * FROM salaries WHERE to_date='9999-01-01') AS zaizhi
平均工资
https://www.nowcoder.com/practice/95078e5e1fba4438b85d9f11240bc591
SELECT (SUM(salary)-MAX(salary)-MIN(salary))/(COUNT(*)-2) avg_salary FROM (SELECT * FROM salaries WHERE to_date='9999-01-01') AS zaizhi
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