上篇文章讨论了ApplicationServer和Application Developer如何使用称为schema . dbxmi的XML文件来表示映射到EJB设计的关系数据库模式。
The previous article discussed how Application Server and Application Developer use an XML file called Schema.dbxmi to represent a relational database schema that is mapped to an EJB design.
抽象了数据库模式的细节，这使得改变使用的数据库、数据库设计和访问方法都对服务消费者是透明的。
It abstracts from the actual database schema, thus allowing modifying used database, database layout and access methods, transparently to service consumers.
我们还必须习惯于使我们能够成功的模式化的开发方法和使用工具来完成系统开发工作中那些复杂的工作（数据库设计和代码生成）。
We have to be much more willing to prototype our way to success and to use tools that will do complex parts of the systems development process (database design and code generation) for us.
本文介绍的设计，开发和家庭测试增长率为数据库模式升级的工具。
This article describes design, development and testing of a home-grown tool for database schema updates.
第四章分析系统目标，进行功能分析和总体方案设计，设计系统中的数据库结构，信息发布模式，系统的安全模式。
Chapter four illustrates system design, analyzing system objective and functions, designing the overall plan, database structure, information issue pattern and the system safe mode.
通过对大量管理软件的实际设计分析，该文提出了一种较为流行和通用的数据库应用系统设计方法及数据库设计标准参考模式。
Through lots of analyses of management software, this article introduces a popular and general design method and a standard reference model of database design.
关系模式优化是关系数据库系统设计中的一个重点和难点，优化的最终目的是建立一个良好的关系模式。
Optimization of relational schema is very important and difficult to design a database system, the ultimate goal of optimization is to construct a good relational schema for database system.
对此自动拼搭系统进行了方案设计，并对其决策控制环节、现有资源的分类管理模式和方法以及关系数据库和规则集的建立进行了研究。
Design of the system included the design of the decision and control segment, the management mode and method of assorting resources and relation data bank and rule collection building.
第三，设计了地图数据库的概念模型和地图复杂对象管理模式；
Thirdly, the conceptual model of map database and administrative mode of map complex object are designed.
通过分析传统数据库开发模式的不足，提出数据库连接池技术，并对其基本模型和设计方案进行探讨。
By analyzing the shortage of traditional data base developing mode, it refers data base connection pool skill, and discuss its basic model and design method.
系统的构架设计采用了ORACLE数据库和J2EE模式。
系统的构架设计采用了ORACLE数据库和J2EE模式。
应用推荐