新旧系统切换中数据转换的研究与实现

The design and application of data transfer in information systems

数据转换是信息系统升级、新旧信息系统切换过程中的重要工作。按照软件工程的方法,对数据转换过程中的各个环节进行定义。

Data transfer is an important task in system upgrading and in developing new information system to replace the old imformation system The definitions are given in the data transfer process according to software engineering, which can insure the historic data source be used in new information system through effective data transfer