dws_coupon_use_daycount

每日优惠券行为

简单的累加

类似的有：每日活动行为，每日购买行为

insert overwrite table dws_coupon_use_daycount 
partition(dt='2020-03-10') 
select 
    cu.coupon_id, 
    ci.coupon_name, 
    ci.coupon_type, 
    ci.condition_amount, 
    ci.condition_num, 
    ci.activity_id, 
    ci.benefit_amount, 
    ci.benefit_discount, 
    ci.create_time, 
    ci.range_type,
    ci.spu_id, 
    ci.tm_id, 
    ci.category3_id, 
    ci.limit_num, 
    cu.get_count, 
    cu.using_count, 
    cu.used_count 
from 
( 
    select 
        coupon_id, 
        sum(if(date_format(get_time,'yyyy-MM-dd')='2020-03-10',1,0)) get_count, 
        sum(if(date_format(using_time,'yyyy-MM-dd')='2020-03-10',1,0)) using_count, 
        sum(if(date_format(used_time,'yyyy-MM-dd')='2020-03-10',1,0)) used_count 
    from dwd_fact_coupon_use 
    where dt='2020-03-10' 
    group by coupon_id)cu 

left join 
( 
    select 
        * 
    from dwd_dim_coupon_info 
    where dt='2020-03-10' 
)ci 
on cu.coupon_id=ci.id;