该方法给出一套能对实际业务对象进行完整描述的概念模型,并给出相应的数据结构设计,从而得到一种统一的数据库概念模型设计框架。
It gives a suite of modeling concepts which can completely describe the business objects. And the data structures are presented. Therefore, a uniform database concept design framework is achieved.
数据库设计包括概念和逻辑设计、表结构设计、备份和恢复实现等。
The database design includes concept and logical design, table create, back up and recover.
再依据数据库标准设计理论,进行数据库的概念结构和逻辑结构设计。
Again standard design theories according to the database carry on the concept structure and logic structure of database a design.
空间数据库的建立经历了概念设计、逻辑设计、物理设计过程,主要突出了道路、事故信息的数据结构设计。
The design of space-database went through concept design, logical design and physical design. This process gave prominence to designing the road and data structure of accidents information.
能否选择恰当的数据概念模型和数据库结构设计方法是数据库设计能否获得成功的关键所在。
Whether selecting right data concept model and database structure design method or not is the key problem of database design.
空间数据库的建立经历了概念设计、逻辑设计、物理设计过程,主要突出了道路、事故信息的数据结构设计。
The design of space-database went through concept design, logical design and physical design. This process gave prominence to designing the road and data structure of accidents...
数据库设计时先进行了概念结构设计,之后进行了逻辑结构设计,最后完成了数据库表的设计。
When designing the database, firstly it designs conceptual structure, secondly designs logical structure, at last, designs the database tables.
通过需求分析、概念结构设计、逻辑结构设计、物理结构设计以及数据库模型的建立等一系列步骤,最终完成了航道地理信息数据库的建设。
The paper finish building channel geographic information data base, through demand analysis, conceptual design, logic design, physical design, data base model building and a series of step.
通过需求分析、概念结构设计、逻辑结构设计、物理结构设计以及数据库模型的建立等一系列步骤,最终完成了航道地理信息数据库的建设。
The paper finish building channel geographic information data base, through demand analysis, conceptual design, logic design, physical design, data base model building and a series of step.
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