题解 | #查找山东大学或者性别为男生的信息#
查找山东大学或者性别为男生的信息
https://www.nowcoder.com/practice/979b1a5a16d44afaba5191b22152f64a
select device_id
, gender
, age
, gpa
from user_profile
where university = '山东大学'
union all
select device_id
, gender
, age
, gpa
from user_profile
where gender = 'male';
