如何关于列元数据存储在我的数据库规范化的方式吗?
How can I store metadata about columns in my database in a normalized fashion?
在关系数据库规范化理论中,求解后选关键字和主属性一直是一个棘手的问题。
In normalization theory of relation database, finding candidate key and primary attribute is always a difficult problem.
注意这是对数据库规范化的一个非常不正式的讨论,并且也没有深入讨论所有的主题。
Note that this is an extremely informal discussion of the topic of database normalization, and does not cover all of the issues in depth.
数据库规范化是一种基于规则的,施加于数据结构之上的数据设计和组织过程,这种规则有助于建立关系型数据库。
Database normalization is a data design and organization process applied to data structures based on rules that help building relational databases.
在研究数据库规范化理论的基础上,对计算机辅助数据库设计系统的内容进行了扩充,成功实现了数据库范式的自动检测与生成系统。
The paper also extends the content of computer-aided database designing system and realizes a system of auto-detecting and auto-producing database Normal Form in view of the theory o...
作为演示,我们将一个小的数据库规范化(normalization)应用于上一示例,将PhoneNumber的owner字段分割到单独的person表中。
To demonstrate, let's apply a little database normalization to the previous example, splitting the owner field of PhoneNumber into a separate person table.
这与十分依赖规范化数据存储关系的关系型数据库有很大不同。
This differs greatly from relational databases, which rely heavily on relationships to normalize data storage.
有时候,人们通过将文档节点映射成关系格式来设法把XML文档保存到规范化的关系数据库表中。
Sometimes people try to save XML documents into Normalized Relational Database tables by mapping the document nodes into Relational format.
规范化数据模型的目的不是将数据建模限定在单个的数据库和它的相关物理数据模型上。
The objective is not to limit data modeling to a single database and its related physical data model.
相反,规范化数据模型是SOA包含的所有数据库和相关遗留应用程序中的所有实体及其关系的参考。
Rather, the canonical data model is the reference for all of the entities and their relationships across all of the databases and related legacy applications that the SOA encompasses.
在大多数以关系数据库为主题的书籍当中,都可以找到关于规范化的更详细的信息。
Further detailed information on normalization can be found in most books whose main subject is relational databases.
完全规范化的数据库设计在性能方面要受到质疑。
Fully normalized database designs may cause performance challenges.
为了确保数据库是规范化的(参见注1),创建一个新的表subjects_subscriptions来连接SUBJECTS和subscriptions表。
To ensure the database is normalized (see Note 1), a new table SUBJECTS_SUBSCRIPTIONS will be created to join the SUBJECTS and SUBSCRIPTIONS tables.
您可能对数据库成功地进行了规范化(请参阅参考资料),但是现在表中的列与软件模型就失去了同步。
You may have successfully normalized the database (see Resources), but now the columns in the table are out of sync with your software model.
注意数据的规范化在任何面向数据库的应用程序中都是标准实践。
Note that normalization is standard practice in any database-oriented application.
在将报告发送到mail - in数据库之前,ADC负责对这些差异进行规范化。
ADC takes care of normalizing these differences before sending the report to the mail-in database.
您可能对数据库成功地进行了规范化(请参阅参考资料),但是现在表中的列与软件模型就失去了同步。
You may have successfully normalized the database (see Resources), but now the columns in the table are out of sync with your software model.
规范化通常包括:将一个数据库拆分为两个或更多的表,并定义表之间的依赖关系。
Normalization usually involves dividing a database into two or more tables and defining relationships between the tables.
在关系型数据库设计中,这种组织数据以减少冗余的过程,被称为规范化。
In relational database design, the process of organizing data to minimize redundancy is called normalization.
一个真正的关系型数据库管理系统,既在逻辑层考虑到完全规范化的数据库,又提供数据的物理存储,这些数据为了高性能而被调整。
A true relational DBMS would allow for a fully normalized database at the logical level, while providing physical storage of data that is tuned for high performance.
论述了课表编排系统数据库的概念模型、逻辑模型以及物理模型的设计和规范化设计。
Discusses the designs of concept models, logic models, physical models and standardization of the database in timetable planning system.
关系规范化理论是关系数据库开发与设计的重要部分。
The relational standardization theory is the relational database development and the design important part.
关系型数据库的逻辑模型进一步规范化这些实体和关系,并形成带有主外键约束的表。
The logical model for a relational database normalizes the entities and relationships into tables with foreign key constraints.
可通过拼音转写法、建立“术语关联”数据库等方法,解决社会科学术语译名的规范化问题。
To solve these problems, we can adopt the methods of pinyin to establish the data base of "terms association".
测量结果与规范化的数据库相比给予暂时的诊断分类。
The measurements are compared against a normative database giving provisional diagnostic classifications.
本文在简要介绍了数据库中反规范化的应用后,详细地举出了一个用反规范化设计的数据库来讨论如何通过反规范化进行数据库设计优化。
This paper introduces the appliance of anti-normalization in database design, which gives some examples based on the implement of anti-normalization to optimize the database design.
得到了保持xml键约束的规范化存储模式,实现了XML文档在关系数据库中的规范化存储。
It gets normalized storage schemas, and the normalized storage of XML in relational databases is implemented.
讨论了在大型关系数据库优化设计中关系的规范化和逆规范化的应用。
In this paper, the application of normalization and denormalization in the optimization of relational database design are discussed.
探讨了中医医案数据库的构建,寻找对医案数据库进行规范化数据处理的可行性方法。
Discussing the construction of ancient cases database, searching a feasible method for standardization of data processing.
以数据结构规范化理论为基础,以数据仓库为例,讨论了商务信息处理系统数据结构和数据库结构的合理设计。
Research and realizaion of data structure and database design of commerce information processing system is disscused, take warehouse for example, based on normalization theory of data structure.
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