题解 | #将两个 SELECT 语句结合起来（一）#
将两个 SELECT 语句结合起来（一）
https://www.nowcoder.com/practice/a33d5c0ebf434e00b22e2977a5aa3a90
select
t1.prod_id,
t1.quantity
from
OrderItems t1
where
t1.quantity = 100
union
select
t2.prod_id,
t2.quantity
from
OrderItems t2
where
t2.prod_id like 'BNBG%'
