题解 | 基本数学函数
基本数学函数
https://www.nowcoder.com/practice/b139029a438b42488f784cf5cef98e2d
select id,value, abs(value) as absolute_value, ceiling(value) as ceiling_value, floor(value) as floor_value, round(value,1) as rounded_value from numbers order by id asc
题目说保留两位小数，其实是保留一位才能过，什么diao题。
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