注意:order by gender asc;
select
gender, university,
count(device_id) as user_num,
avg(active_days_within_30) as avg_active_day,
avg(question_cnt) as avg_question_cnt
from user_profile
group by gender, university
order by gender asc;
注意:order by gender asc;
select
gender, university,
count(device_id) as user_num,
avg(active_days_within_30) as avg_active_day,
avg(question_cnt) as avg_question_cnt
from user_profile
group by gender, university
order by gender asc;