为了有效地解决XML函数依赖的蕴涵问题，该文提出了一种DTD路径编码机制，对它的性质进行了分析。
In the paper, in order to solve the implication of XML function dependency, a path coding method of DTD is presented, and its characters are analyzed.
本文给出了基于树元组的XML函数依赖和基于路径的XML函数依赖的两种定义方法。
In this paper, we give the two approaches of the definition of XML functional dependency, in which one is based on tree tuples and the other is based on path.
本文给出了基于树元组的XML函数依赖和基于路径的XML函数依赖的两种定义方法。
In this paper, we give the two approaches of the definition of XML functional dependency, in which one is based on tree tuples and the other is based on path.
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