Suffice it to say that anyone wanting to create a database system must be familiar with the concept of normalization.
任何想要创建数据库系统的人们必需熟悉标准化的概念,只要说明这个就够了。
To overcome this restriction and to maximize the flexibility of a relational database system, DB2 V9.5 introduces the concept of global variables.
为克服这种约束并最大化实现关系数据库系统的灵活性，DB2V9.5引入了全局变量的概念。
SQLite has no concept of user accounts, and instead relies on the file system for all database permissions.
SQLite没有用户帐户概念，而是根据文件系统确定所有数据库的权限。
Based on the work stated above, a prototype system that can utilize multi-extending concept lattice classification knowledge discovery in database is implemented.
在上述研究工作的基础上，实现了基于多扩展概念格的分类知识发现原型系统。
Discusses the designs of concept models, logic models, physical models and standardization of the database in timetable planning system.
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。
The general module of the office information system, the data flow diagram and the database concept mode are also introduced.
然后介绍了办公信息系统的总体模块、数据流图及数据库概念模式。
This paper describes the concept, system structure of the Decision Support system (DSS) firstly, then introduces the database, model library, knowledge library and arithmetic library of the DSS.
本文首先对决策支持系统(dss)的概念、体系结构进行了简要的介绍，阐述了DSS的数据库系统、模型库系统、知识库系统以及方法库系统。
It also introduced briefly the concept of navigable database and discussed the source of the navigable data in the city transportation system and the theories of navigable data processes.
在简要介绍导航数据库概念后，讨论了城市交通系统中导航数据的来源及导航数据的处理理论。
Extensive and new application fields and special requirements have brought about the emergence of object-oriented database which introduces the concept of object into database system completely.
广泛而新型的应用领域和特殊要求导致了在数据库系统中全面引入对象概念的面向对象数据库的产生。
This paper introduces the basic concept and model of access security control of the database system in a multiuser information system. It also describes its concrete implementation.
本文介绍了多用户信息系统中数据库的安全性控制的基本概念及控制模型，以及在多用户信息系统中安全性控制的实现方法。
The design concept on coal and coke quality control system and development and application on individual management database are described.
介绍了煤焦质量管理系统的设计思想及各管理数据库的开发与应用。
The condition of the database system is analyzed and the concept of the information island is presented.
首先分析了业务系统的现状，提出了信息孤岛的概念。
This paper introduces an important concept of Tbase in database designing. Using thisconcept, taxing plan management and analysis system has been realized very well.
提出了在数据库设计中时间数据库这一重要概念，应用这一概念，较好地实现了税收计划管理与分析系统。
Therefore, the concept of embedded database system is brought out, which gets a wide attention in the fields of academia and business.
因此，嵌入式数据库系统的概念随之产生，并且受到学术界和商业界的广泛重视。
In this paper, we introduce the concept and several methods of database conversion. Then we present a database conversion system, which converts information system from IMS to ORACLE.
本文介绍了数据库转换的概念和方法，并介绍了一个数据库转换系统，该系统将数据库及应用程序从层次模型的IMS系统转换到关系模型的ORACLE系统。
The paper here presents a new approach of database publishing, which introduces the concept of the agent into the publishing system to automatize the process without any programming.
该文提出数据库发布新概念，即通过引入发布代理，使发布过程自动实现，免除一切编程环节。
The paper here presents a new approach of database publishing, which introduces the concept of the agent into the publishing system to automatize the process without any programming.
该文提出数据库发布新概念，即通过引入发布代理，使发布过程自动实现，免除一切编程环节。
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