This paper studies techniques and methods of information system data integration by using Object Relational Mapping (ORM) framework. The article first introduces the principle and advantages of the ORM framework, and then specify how to use the ORM framework to integrate heterogeneous data in different information systems.%本文主要研究运用ORM框架进行信息系统数据整合的技术与方法.文章首先介绍了ORM框架的原理及优点,然后具体说明如何使用ORM框架整合不同信息系统的异构数据.
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