functional dependency
英 [ˈfʌŋkʃənl dɪˈpendənsi]
美 [ˈfʌŋkʃənl dɪˈpendənsi]
网络 函数依赖; 功能相依; 功能依赖; 函数从属性; 功能相关
双语例句
- In this part, the concepts of indirect functional dependency and transitive functional dependency for XML documents are proposed. And one XML normal form, XNF-1, is defined based on these concepts.
在这一部分，首先提出了关于XML文档的间接函数依赖和传递函数依赖的概念，并且基于这两个概念，提出了XML文档的一种范式XNF-1。 - In this paper, first, based on the definitions of DTD and XML tree given by M.Arenas et al., concepts of null value, incomplete tree tuple are proposed, based on it, the definition of weak functional dependency and its satisfaction are given;
本文首先基于M.Arenas等人给定的XML中DTD和XML树的定义，提出空值、不完全树元组等概念，在此基础上，给出弱函数依赖及其满足性的定义； - There are two forms of functional dependency: absolute functional dependency and relative functional dependency.
它可以有两种不同类型的表现形式：绝对函数依赖和相对函数依赖。 - Based on the concepts of subtree information equivalence and subtree information consistency, the definition of XML weak functional dependency was given and its properties were studied.
基于子树信息等价、子树信息相容的概念提出了XML弱函数依赖的定义和性质； - The optimizer will deduce key value selection based on the functional dependency of the column within the row.
优化器将根据行中列的函数依赖性来推断关键值选择。 - A Study on the Structure of Functional Dependency and Its Application
函数依赖结构的研究及应用 - Study on Variation Point in Software Reuse Based on Functional Dependency
基于函数依赖关系的软件复用中变化点问题的研究 - A Method for Mining Database Weak Functional Dependency Inference Rules
数据库弱函数依赖推理规则挖掘方法 - According to the graph theory, relation schemas in database schema can be expressed clearly. This method combines the normalization theory and the semantic description of the variety of data using functional dependency, forms a new technique in complicated database design research.
通过图论中图的方式比较直观的表达数据库的数据模式，这种方法与数据规范化理论和函数依赖对数据库的数据多样性语义描述相结合，产生了一个针对复杂数据库的设计研究的新方法。 - Research on Mix-Set of Functional Dependency Multi-valued Dependency of Strong-Totally Ordered Temporal Scheme
强全序时态模式下函数依赖多值依赖混合集问题研究