题解 | 统计每种性别的人数
统计每种性别的人数
https://www.nowcoder.com/practice/f04189f92f8d4f6fa0f383d413af7cb8
select 'male' as gender,count(device_id) as number from user_submit u where u.profile like '%,male' union select 'female' as gender,count(device_id) as number from user_submit u where u.profile like '%female' ;
正浩创新EcoFlow公司福利 707人发布
