题解 | #商品交易(网易校招笔试真题)#
商品交易(网易校招笔试真题)
https://www.nowcoder.com/practice/f257dfc1b55e42e19eec004aa3cb4174
with temp_table as (
select g.id,g.name,g.weight,t.count
from goods g,trans t where g.id=t.goods_id
)
select id,name,weight,sum(count) as total
from temp_table
group by id,name
having weight<50 and total>20
order by id
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