select user_id,count(distinct time1) as visit_nums from (select a.user_id , extract(hour_minute from visit_time) as time1 from order_tb a right join visit_tb b on a.user_id = b.user_id where date(order_time) = '2022-09-02' and date(visit_time) = "2022-09-02" ) t1 group by user_id order b...