题解 | #检索并列出已订购产品的清单#

# 方法一：
select order_num,prod_id,quantity
from OrderItems 
where (prod_id = 'BR01' or prod_id = 'BR02' or prod_id = 'BR03')
and quantity >=100;

# 方法二：
select order_num,prod_id,quantity
from OrderItems 
where prod_id in('BR01','BR02','BR03')
and quantity >=100;

# 方法三
select order_num,prod_id,quantity
from OrderItems 
where prod_id between 'BR01' and 'BR03'
and quantity >=100;