Design and Implementation of Heterogeneous Database Middleware on NGN Service System
Zhujuan Wang · Jisuanji gongcheng · 2008
In the development process of Next Generation Network(NGN) service,service provider needs to communicate with various heterogeneous database belonging to telecom operators,so it is required imminently to design and implement a heterogeneous database middleware.It adopts layer-framework and multithreading method,queues and schedules data access request uniformly,therefore it improves the security,flexibility and expansibility on data access,and now this middleware is extensively applied to on-line NGN service system.