select date_format(submit_time,'%Y%m') as submit_month, any_value(count(submit_time)) as month_q_cnt, any_value(round(count(submit_time)/day(last_day(submit_time)),3)) as avg_day_q_cnt from practice_record where year(submit_time)=2021 group by date_format(submit_time,'%Y%m') union all select '2021汇总...