然后，数据库系统必须确定如何实现该请求。

The database system must then figure out how to fulfill the request.

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而且，这种实现可以在大多数数据库系统上实施。

And it will work on most databases systems.

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分布式数据库系统的开发和网络互联的实现是两个最重要的部分。

Therefore, the development of distributed database system and the interconnection of network are t...

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分布式数据库系统的开发和网络互联的实现是两个最重要的部分。

Therefore, the development of distributed database system and the interconnection of network are t...

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