从不订购的客户-leetcode

从不订购的客户

目录

• 1. 地址
• 2. 解法

sql 编程

https://leetcode-cn.com/problems/customers-who-never-order/

2. 解法

子查询

select
    Name as Customers
from
    Customers
where
    Id not in (
        select
            distinct CustomerId
        from
            Orders
    )