题解 | #查看不同年龄段的用户明细#
查看不同年龄段的用户明细
https://www.nowcoder.com/practice/ae44b2b78525417b8b2fc2075b557592
Select device_id,gender, CASE when age<20 THEN '20岁以下' when age between 20 and 24 THEN '20-24岁' when age>=25 THEN '25岁及以上' else '其他' END age_cut from user_profile