In database terms, a data source is a specific set of data, the information required to access that data, and the location of the data source, which can be described using a data-source name.

按照数据库术语，数据源是数据、访问该数据所需的信息和该数据源位置的特定集合，其中的数据源位置可用数据源名称描述。

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In our scenario, the systems we are using are identical in terms of disk drives, directory structure, database driver location, and so on.

在我们的场景中，所使用的系统在磁盘驱动器、目录结构、数据库驱动程序位置等方面都是完全相同的。

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Each network round trip to the database server is expensive in terms of performance.

每个从网络到数据库服务器的往返行程从性能角度来看是昂贵的。

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The language board said it was keen for other organisations to include their standardised terms in the national database in order to develop the resource further.

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Issuers tend to make changes in rates and terms fairly often so the database will quickly become outdated.

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