Objects perform computation and process by making requests of one another through the passing of messages. This allows the data to be worked on by the process in place. Every object has its own memory, which consists of other objects that are replications of its image. This is the history ...
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...
•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 … ...
oracle object-relational database
Meyer, "XML and Object-Relational Database Systems--Enhancing Structural Mappings Based on Statistics," Proc. Third Int'l Workshop ... H Meyer,M Klettke - John Wiley & Sons, Ltd 被引量: 0发表: 2014年 [lecture notes in computer science] the world wide web and databases volume 1997 ||...
Summary: The New Object/Relational Database Design (Nordic), like many tools, is not the most fitting or expedient solution for every kind of database problem. However, the object/relational hybrid model can provide more power, greater flexibility, better performance, and even higher data ...
APIs. Fundamental features of relational databases (e.g. primary keys, derived attributes, grouping queries and aggregate queries) which are usually missing from Object Oriented Databases are also supported by ObjectDB. The combination of Object Database features with Relational Database features brings...
A. J. Agrawal and O. G. Kakde. (2011) Object-Relational Database Based Category Data Model for Natural Language Interface to Database. International Journal of Artificial Intelligence & Application (IJAIA), Vol. 2, N. 01, pages 35-41....
Object Relational Mapping(ORM) ORM介绍 ORM概念 对象关系映射(Object Relational Mapping,简称ORM)模式是一种为了解决面向对象与关系数据库存在的互不匹配的现象的技术。 简单的说,ORM是通过使用描述对象和数据库之间映射的元数据,将程序中的对象自动持久化到关系数据库中。
4) Object-Relational Database 对象关系型数据库 1. Study of seamless spatiotemporal libdataset based on large object-relational database; 基于大型对象关系型数据库的无缝时空图库集研究 2. PostgreSQL is a free database, with complete source code being given, and is anObject-Relational DatabaseSystem...