用组件技术实现异构数据集成中间件，大大提高了系统的扩展性、通用性和灵活性。
Implementing heterogeneous data integration middleware based on component technology can greatly raise the system's expansibility, generality and flexibility.
提出了用PB的ODBC接口访问数据库的原理和机制，为异构数据库的集成提供了一种基于ODBC中间件的解决方案。
And also by using the principle and mechanism of ODBC interface technique PB to access the database, this paper provides a solution based on ODBC middleware for heterogeneous database integration.
重点分析了XML与关系数据库之间的映射，提出了一种以xml作为中间件的异构数据库集成方案，并对其中的主要环节给出了具体实现。
It analyzes the mapping between the RDBS and XML, then proposes a new schema of heterogeneous database integration based on XML and presents implementation method of main parts in details.
本文以XML在数据集成和交换上的优势，提出了一个基于XML的异构数据库集成中间件的解决方案。
According to the edge of XML in the data integration and exchange, the paper resents a XML-based heterogeneous database integration middleware.
本文在研究了现有数据集成技术基础之上提出了一种基于资源，并采用“中间件-包装器”体系结构的异构数据集成解决方案。
This paper provides a resource-based at the basis of existing data integration technology, and a "middleware - wrapper" architecture of heterogeneous data integration solutions.
首先研究了数据库中间件在异构集成应用中存在的必要性，介绍了数据库中间件的理论知识、特点和常用技术。
First researched the essential reason of database middleware in the application of heterogeneous integration, introduced the theory, characteristics and common technique of database middleware.
首先研究了数据库中间件在异构集成应用中存在的必要性，介绍了数据库中间件的理论知识、特点和常用技术。
First researched the essential reason of database middleware in the application of heterogeneous integration, introduced the theory, characteristics and common technique of database middleware.
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