In this case, simply declare multiple namespaces in the query and reference each as needed.
在这种情况下,只需在查询中声明多个名称空间,然后在需要的时候引用每个名称空间。
You cannot use multiple external tables in the main query.
不能在主查询中使用多个外部表。
Case 6: Reference multiple namespaces in a single query.
案例6:在一个查询中引用多个名称空间。
The second query shows multiple statements made about my e-mail address, and who made them.
第二个查询显示了多条关于我的电子邮件地址以及谁产生了它们的声明。
You can use the query from multiple locations.
您可以从多个位置使用查询。
But, this query is not what you want, for multiple reasons.
但是,这个查询并不是您想要的,原因有好几个。
How can I do windowed query on multiple columns primary key?
我怎么能做窗口的多个列主键查询吗?
How can I do windowed query on multiple columns primary key?
我怎么能做窗口的多个列主键查询吗?
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