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。
Suffice it to say that anyone wanting to create a database system must be familiar with the concept of normalization.
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。
To overcome this restriction and to maximize the flexibility of a relational database system, DB2 V9.5 introduces the concept of global variables.
数据库系统中的一致性概念和预测锁定(请参阅参考资料)对并发环境中的一致性问题给出了明确定义。
The notations of consistency and predicate locks in a database system (see Resources) gives a precise definition of consistency in such a concurrent environment.
接下来的几章介绍了该数据库系统的实现、管理和开发等概念。
In subsequent chapters, implementation, administration, and development concepts are covered.
接下来看一看数据库系统为了解决上述问题而提出的概念和算法。
In what follows, we shall see the concepts and algorithms that have been developed for database systems to solve the problems mentioned.
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。
Therefore, the concept of embedded database system is brought out, which gets a wide attention in the fields of academia and business.
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。
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.
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。
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.
说明：目的：掌握数据库系统的基本概念、原理和方法；学会如何有效地使用数据库管理系统，包括数据库的设计和对数据库的编程。
Purpose: to master the basic concepts of database systems, principles and methods learn how to effectively use the database management system, including database design and database programming.
说明：目的：掌握数据库系统的基本概念、原理和方法；学会如何有效地使用数据库管理系统，包括数据库的设计和对数据库的编程。
Purpose: to master the basic concepts of database systems, principles and methods learn how to effectively use the database management system, including database design and database programming.
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