可以在涉及到位于同一数据库服务器上的数据库的远程查询中使用内置的opaque数据类型。

You can use built-in opaque data types in remote queries involving databases residing on the same database server.

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与任何容器类型一样，可以使用内置的len方法查明集合中元素的数量。

As is the case with any container type, you can use the built-in len method to find out how many items are in the collection.

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这样可以防止最恶劣的攻击类型(入侵者可能使用内置管理基础设施来将恶意应用程序部署到您的桌面上)。

This prevents the most egregious types of attack, where an intruder can use the built in administrative infrastructure to deploy rogue applications onto your desktop.

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