SQL Server 2000，其中code = select code from

Question

我在SQL Server 2005中使用此代码并且可以正常运行。

select name 
from customers 
where code = (select code from inventory where Active = 1)

如何在SQL Server 2000中执行此操作？

Answer 1

使用 IN ..使用 = 如果有多个代码，您的查询将失败

select name from customers where code in (select code from inventory where Active=1)