database logical design

This paper firstly introduces the theory of normalization and denormalization in logical design of database.

文中首先论述了数据库逻辑设计中的关系规范化与反规范化的问题.

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Tari etc. in 1997. In contrast to conventional normalization theory for relational database, the normalization theory for object-oriented database is mainly used for database conceptual design, and independent of database logical design.

同传统的关系数据库规范化理论的最大区别是面向对象规范化理论主要用于数据库的概念设计，与数据库的逻辑设计无关。

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On the higher vocational college education management system design, including design principle is introduced, the system structure design, function design and the database logical structure design and system table implementation.

并对高职院校网络教育管理系统进行了设计，包括设计原则的介绍，体系结构设计，功能设计和数据库的逻辑结构设计和系统表的实现。

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Completion of the database logical structure design and physical structure design, the system of key functions, such as equipment acquisition, event tracking and remote control module solution.

完成了数据库逻辑结构设计和物理结构设计，同时对系统关键功能，如设备状态采集、事件跟踪和远程控制等模块提出解决方案。

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A Graphic Tools System for Logical Database Design

数据库逻辑设计的图形工具系统

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And according to the result of system modeling, and completed the database concept design and logical design.

并根据系统建模的结果，完成了数据库的概念设计及逻辑设计。

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In the part of database design, we talk about key points of logical structure and physical structure design.

在数据库设计中，讨论了逻辑结构设计要点和物理结构设计要点。在上述基础上，我主要完成了基础信息管理模块的设计。

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In my thesis, I concentrate the database logical design and physical design.

在本文中重点讲了数据库的逻辑设计和物理设计。

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Database design is the key part of this paper, mainly divided into the database logical structure design, database design, database integrity and security design, database query and statistics and sequential design.

数据库的设计是本文的重点部分，主要分为数据库逻辑结构设计、数据库表设计、数据库完整性和安全性设计、数据库查询与统计的类与时序设计等。

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Adopting ERWin tool to carry on the database design, include logical design and physical design.

采用ERWin进行数据库的逻辑设计和物理设计。

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