There are various kinds of modeling method, in which the object-oriented modeling method represented by UML (unified modeling language) has become the focus of software engineering industry.
于是出现了各种建模方法，其中以uml(统一建模语言)为代表的面向对象建模方法成为软件工程行业的焦点。
However, from the standpoint of an object-oriented approach, data modeling is very similar to class modeling.
然而，从面向对象方法的角度来看，数据建模非常类似于类建模。
For example, practically any object-oriented modeling language will need to define the concepts of classes, attributes, associations, interactions, and so on.
例如，实际上任何一个面向对象的建模语言都需要定义类，属性，关联，相互作用等概念。
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