select date1 as date ,concat(round(uv2/uv1*100,1),'%') as cr from(select date(visit_time) as date1 ,count(distinct user_id) as uv1 from visit_tb group by 1) t1 left join (select date(order_time) as date2 ,count(distinct user_id) as uv2 from order_tb group by 1) t2 on t1.date1 = t2.date2 order by 1 基...