题解 | #查找山东大学或者性别为男生的信息#

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';