•对象关系数据库(Object-relational database) 是一个用来描述由关系数据库演变而来的数据库的词,该数据库现在具有内嵌的 … www.itzk.com|基于5个网页 2. 对象关系型数据库 对象关系型数据库(Object-Relational Database)虚拟XML数据库(Virtual XML Database) 虚拟XML数据库是Newtera TDM平 … ...
Since the introduction of the first commercial relational database products in the early 1980's, relational database technology has become a multi-billion dollar business. During this growth period, the practical use of relational technology for more complex, non-business-oriented applications was ...
学校对学生进行信息化管理,自然少不了数据库帮忙。现在有以下两种数据库: 1Relational Student Enrollment Database students courses enrollment 这种就是一般的关系型数据库(Relation Database) 另一种: Object-Relational Database Example students courses 这就是面向对象的关系型数据库(Object-Relational Database0 发...
(:^),跑题了!!!)下面开始与大家聊聊三种Database Mapping层的常用的系统架构。 1.网关模式(Gateway) 之所以称之“网关”,顾名思义,Mapping层扮演着一个代理的角色,应用逻辑层无需知道具体Mapping的细节,而只需通过网关的公共接口,提交数据更新或者数据加载请求,由网关去执行具体的Object到Record或者Record到Object的...
PostgreSQL (pgAdmin3.exe). PostgreSQL is an open source object-relational database system, which uses and extends the SQL language.
Object-Relational Database ModelNatural Language Question PatternsDomain specific question answering technique allows users to use natural language to express their queries so that users need not have the knowledge about the structures of the information source. Forsuch an application relational model is ...
oracle object-relational database
ORDB (Object-Relational Database)doi:10.1007/978-0-387-39940-9_3219Object Data ModelsSpringer US
网络对象关系数据库管理系统;物件关连式资料库管理系统;目前对象 网络释义 1. 对象关系数据库管理系统 IT专业术语... ... Object Request Broker 对象请求代理Object Relational Database Management System对象关系数据库管理… hi.baidu.com|基于4个网页
Object-Relational DatabasesInformatics Systems DevelopmentUnified Modeling Language (UMLDatabase DesignDatabase ImplementationThe need for databases occurs in the moment when takes place an informatics system development. Moreover, databases are an important step in this process. For this reason, this ...