• Is it possible to normalize a relation that has an attribute with no functional dependencies?

    这可能使关系有没有功能上的依赖关系属性?

    youdao

  • An efficient method is introduced for discovering minimal functional dependencies from large database.

    介绍了一种发现最小函数依赖集的方法。

    youdao

  • XML documents may contain data redundancies and operation anomalies due to non-functional dependencies.

    XML文档中可能包含由非函数依赖引起的数据冗余和操作异常。

    youdao

  • ClearApp addresses the it visibility gap by discovering and modeling the functional dependencies inherent in SOA environments.

    ClearApp通过发现和建模soa环境中固有的功能依赖关系,处理了IT能见度缺口。

    youdao

  • In this paper the author puts forward an optimum algorithm, which can be used to distinguish whether functional dependencies are kept.

    论述了一种优化的保持函数依赖集的判断算法。

    youdao

  • A method for discovering functional dependencies based on the stripped partition database This efficient method is based on the concept of agree sets.

    基于带状划分数据库的发现函数依赖集的方法这种方法基于一致集的概念。

    youdao

  • The weak and strong holds of Full Functional Dependencies and Part Functional Dependencies under the null values environment are proposed in this paper.

    本文给出了空值环境下的完全函数依赖的弱保持、强保持及部分函数依赖。

    youdao

  • The essential and full condition that an attribute being a primary attribute when it appears in both the left and the right of Functional Dependencies are discussed.

    着重讨论了当一个属性既出现于函数依赖的左部,又出现于函数依赖的右部时成为主属性的必要条件和充分条件。

    youdao

  • Given attribute set and minimum cover set of functional dependencies over one relational schema, a new method for designing normalized XML schemas based on schema graph is proposed.

    在给定关系模式的属性集及其函数依赖最小覆盖集的基础上,提出一种基于模式图的规范化XML模式设计方法。

    youdao

  • This paper deals with the semantics of null values in functional dependencies in database theory, and presents three different definitions of FDs in a single relation with marked nulls.

    本文研究关系数据库理论中空值在函数依赖中的语义问题,提出了带标志空值的关系中函数依赖的三种定义。

    youdao

  • Next we identify the functional components and dependencies required by our application.

    下面,我们将确定应用程序需要的功能组件和依赖项。

    youdao

  • What unites them, though, is a common definition model that comprises main functional applications, interfaces, and dependencies upon other ABBs.

    但是,组成它们的项目是一个普通的定义模型,由主要的功能性程序、界面与其他ABB之上的附件组成。

    youdao

  • Specification of the service model in terms of dependencies, composition, non-functional requirements, message definition, and state management requirements.

    从依赖关系、组合、非功能需求、消息定义和状态管理需求的角度确定服务模型规范。

    youdao

  • Specification of the service model in terms of dependencies, composition, non-functional requirements, message definition, and state management requirements.

    从依赖关系、组合、非功能需求、消息定义和状态管理需求的角度确定服务模型规范。

    youdao

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