题解 | #检索并列出已订购产品的清单#

检索并列出已订购产品的清单

https://www.nowcoder.com/practice/674d99a46a96494d8267ae4d162ed459

select order_num, prod_id, quantity
from OrderItems
where quantity >= 100 and prod_id = 'BR01'
union
select order_num, prod_id, quantity
from OrderItems
where quantity >= 100 and prod_id = 'BR02'
union
select order_num, prod_id, quantity
from OrderItems
where quantity >= 100 and prod_id = 'BR03'

select order_num, prod_id, quantity
from OrderItems
where quantity >= 100 and prod_id in ('BR01', 'BR02', 'BR03')
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