通过Hibernate等框架把继承和多态性等面向对象概念应用于数据库，就能够产生表现力和可重用性更强的领域模型。
A more expressive and reusable domain model can emerge when you transfer common object-oriented concepts such as inheritance and polymorphism to the database via a framework like Hibernate.
与关系数据库相比，面向对象模型支持更丰富的关系
Richer relationships allowed by object orientation that aren't supported by relational databases
本文通过利用UML方法对系统进行分析和设计来建立对象模型，借助系统对象模型来实现面向对象数据库的设计。
This paper analyses the technique of establishing the object model for application system by using the UML method and of designing database which is realized by making use of the object model.
利用面向对象的数据库设计方法完成了数据模型的建立和数据库结构设计。
The constructing of data model and the designing of database were completed through OPP of database.
NHMDB是基于扩充关系数据模型的多媒介数据库系统，它以扩充关系为基础支持面向对象的主要特性。
NHMDB is a multimedia database system based on the extended relational data model and has the characteristics of object-oriented databases.
由于对象模型和关系模型之间存在一种基本的阻抗不匹配，导致使用关系数据库的面向对象系统开发人员通常要花费大量的时间来将对象持久化。
Because a kind of basic mismatch exists between object model and relation model, it leads to that object systematic developer spend a large amount of time taking object persistent.
本文提出了一种建立面向对象数据库中模糊类层次模型的方法。
This paper presents an approach to establishing fuzzy class hierarchy model in object-oriented database.
该数据库系统的开发工作是基于关系模型，并用面向对象的方法进行了扩展。
This database system is developed on the based of relation model, and has been developed with the Object Oriented (OO) method.
该模型既适合于关系数据库结构，也适合于面向对象数据库结构。
The model is suitable for not only relational database structure, but also object oriented database structure.
ORACLE8数据库管理系统作为一种面向网络计算，并支持对象关系模型的产品已得到了广泛的应用。
As one of DBMS which are aimed at network computing and supports object-oriented relational model, ORACLE8 has gotten wide-ranging application.
系统设计采用面向对象数据模型，数据库结构采用面向对象关系数据库系统。
The Object-Orient Data Model and the Object-Relative Database System(ORDBS) are adapted in the system structure for design and development.
利用一种对象模型与数据库模型的映射方法，完成了一个面向对象的关系数据库设计。
This article discusses a new mapped method of object model and database model, which has been employed to design an object-oriented relational database.
针对传统e - R模型在大型数据库设计中的不足，提出一种基于UML的面向对象数据库设计思想。
According to the deficiency of traditional E-R model in large database designing, the paper puts forward a design idea of object-oriented database based on UML.
系统采用面向对象的开发方法，用uml建模语言将系统需求模型化，并根据E - R模型分析结果建立后台数据库。
The system is developed by object-oriented method, and modeled by UML. According to E-R model analysis, the background database is established.
文章在研究与分析异构数据对应规则和异构数据转换规则的基础上，提出了建立在XML和面向对象数据库逻辑数据模型之上的异构数据交换规则。
With the analysis of correspondence and translation for heterogeneous data, this paper presents heterogeneous data exchanging rules based on XML and OODB logic data model.
由于许多应用中需要这两种模型，因此本文提出了我们自行设计的一种能够集成域和对象的面向对象空间数据库模型。
Each model has its advantages and limitations. Since both models are needed in application, we thus propose our object oriented model, which integrates field based and object based model.
文中对基于关系数据库、面向对象数据库、索引文件、压缩文件的存储模型进行了详细地论述。
In the paper storage models based on relation database, object-oriented database, index files, compressed files are discussed in detail.
文中对基于关系数据库、面向对象数据库、索引文件、压缩文件的存储模型进行了详细地论述。
In the paper storage models based on relation database, object-oriented database, index files, compressed files are discussed in detail.
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