A relation in MTF (also referred to as a mapping rule) defines a type of mapping that will apply to instances of given model classes.
在MTF中的一个关系(也称为一个映射规则)定义了一种可应用于给定模型类的实例的映射类型。
This paper proposes an extensible mapping rule model to make up for the deficiency of conflict resolution only by mapping to global ontology in ontology-based XML data integration systems.
针对目前基于本体的XML数据集成系统中，仅仅通过映射到全局模式来进行冲突消解的不足，该文提出了一种可扩展的映射规则模型。
The mapping rules were made by describing every data model, analysis mapping rule between two models, which can help discover the mapping relationship, and generate mapping file.
通过对各数据模型的统一描述，剖析两个数据模型之间的映射关系，制订映射规则。依据映射规则发现数据模型的映射关系，形成映射文件。
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