题解 | #某宝店铺动销率与售罄率#
某宝店铺动销率与售罄率
https://www.nowcoder.com/practice/715dd44c994f45cb871afa98f1b77538
# 动销率(pin_rate,有销售的SKU数量/在售SKU数量)
# 有销售的SKU数量,即为售出输数量
# 在售sku数量,即总sku-售出数量
# 售罄率(sell-through_rate,GMV/备货值,备货值=吊牌价*库存数)
# GMV商品交易总额
with t1 as (
select style_id
,sum(tag_price*inventory) as through_rate
,sum(inventory) as SKU
from product_tb
group by style_id
)
,t2 as(
select style_id
,sum(sales_price) as GMV
,sum(sales_num) SKU_sale
from sales_tb
join product_tb using(item_id)
group by style_id
)
select style_id
,round(100*SKU_sale/(SKU-SKU_sale),2)
,round(100*GMV/through_rate,2)
from t1
join t2 using(style_id)

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