//本周回流用户数=本周用户活跃数-本周新增用户数-上周活跃用户数 一旦遇到减法问题就使用left join就对了 insert into table ads_back_count select "2019-12-20", concat(date_add(next_day("2019-12-20","MO"),-7),"_",date_add(next_day("2019-12-20","MO"),-1)), count(*) from select t1.mid_id from ( (select mid_id from dws_uv_detail_wk where dt=concat(date_add(next_day("2019-12-20","MO"),-7),"_",date_add(next_day("2019-12-20","MO"),-1))) t1 left join (select mid_id from dws_new_mid_day create_date <=date_add(next_day("2019-12-20","MO"),-1) and >= date_add(next_day("2019-12-20","MO"),-7)) t2 on t1.mid_id = t2.mid_id left join (select mid_id from dws_uv_detail_wk where dt=concat(date_add(next_day("2019-12-20","MO"),-14),"_",date_add(next_day("2019-12-20","MO"),-8))) t3 on t1.mid_id = t3.mid_id where t2.mid_id is null and t3.mid_id is null; ) //流失用户数(7天没有登录的用户数) insert into table ads_wastage_count select "2019-12-20", count(*) from (select mid_id from dws_uv_detail_day group by mid_id having max(dt<=date_add("2019-12-20",-7)) ) //最近连续3周活跃用户数 insert into table ads_continuity_wk_count select "2019-12-20", concat(date_add(next_day("2019-12-20","MO"),-21)+"_"+date_add(next_day("2019-12-20","MO"),-1)), count(*) from (select mid_id from dws_uv_detail_wk //使用周表进行分析 where wk_dt<= concat(date_add(next_day('2020-12-12',"MO"),-7),"_",date_add(next_day('2020-12-12',"MO"),-1)) and wk_dt>= concat(date_add(next_day('2020-12-12',"MO"),-7*3),"_",date_add(next_day('2020-12-12',"MO"),-7*2-1)) group by mid_id having count(*)=3 ) //最近七天连续3天活跃用户数 我们从里面开始分析insert into table ads_continuity_uv_count insert into table ads_continuity_uv_count select '2019-12-20', concat(date_add('2019-12-20',-6),'_','2019-12-20'), count(*) from ( select mid_id from ( select mid_id from ( select mid_id, date_sub(dt,rank) date_dif //计算活跃用户的日期和排名之间的差值进行运算 from ( select mid_id, dt, rank() over(partition by mid_id order by dt) rank from dws_uv_detail_day where dt>=date_add('2019-12-20',-6) and dt<='2019-12-20' //查询最近七天的活跃用户数,然后对日期进行排名 )t1 )t2 group by mid_id,date_dif //对同用户进行分组,计算差值的个数 having count(*)>=3 //将差值大于3天的提取出来 )t3 group by mid_id //去重 )t4;
企业核心业务分析指标(难度高)
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转载自www.cnblogs.com/zhuziz/p/12408048.html
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