触发器及其在医疗分销管理系统中的应用

Trigger and Its Application in Sale of Medical Instrument Management System

触发器是一种特殊类型的存储过程,与数据表紧密相连。它在保持数据库完整性与一致性方面起着非常重要的作用,是一种保证数据库中数据完整性的方法。本文以医疗分销管理系统为例,介绍了触发器的具体应用。

TAgger is a special procedure and has a closed relationship with table. The trigger plays a vital role in maintaining the integrity and consistency of database, and is one kind of methods which guarantee the data integrity of database. Taking the sale of medical instrument management system as an example, this paper intrduces the specific application of the trigger.