SQL SERVER数据库系统中数据完整性的控制

The Control of Data Integrity in SQL SERVER Database System

数据的完整性是指数据库中数据的精确性和一致性。在数据库系统中,保证数据的完整性是设计应用系统的最基本要求。本文讨论在SQL SERVER数据库系统中数据完整性的控制和实现的几种方法,并以出版社信息管理系统为例进行了详细的分析。

The data integrity refers to the precision and consistence of data in database system,and the integrity of data is the basic requirement for designing application system.This article discusses several ways of control and realization of data integrity in SQL SERVER database system,making a detailed analysis of examples in the information management system in our publishing house.