For example, a team working on object-relational data mapping may be using a modeling tool with a set of MDA transformations.

例如，一个进行关于对象的数据映射的团队可能会利用建模工具进行一组mda转换。

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Another benefit of having object wrappers is that they can present data stored in relational tables in a natural object hierarchy that captures the relationship between the data.

使用对象包装器的另一个好处是，它们可以以自然的对象层次结构表达关系表中存储的数据，从而捕捉数据之间的关系。

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