摘要
介绍了数据参照完整性的规则和相关策略,通过实例描述了触发器的工作原理以及利用触发器维护数据参照完整性的实际意义,给出了使用触发器维护数据参照完整性的应用实例.
It is very important to implement referential integrity when developing a database application system. This paper describes rules and strategies of data's referential integrity. The principle of trigger is introduced; at last the application examples of using trigger to maintain data's referential integrity are also presented.
出处
《中原工学院学报》
CAS
2003年第2期7-9,共3页
Journal of Zhongyuan University of Technology
基金
河南省科技攻关项目(0224330008)
