基于数据库的工作数据的磁带备份

摘要

This thesis mainly discusses a solution to backup data produced by a system's daily operation.This solution utilizes a database to realize the automatic management of the storage space for daily operation data.Its data storing structure is simple and easy to realize.The main task of this solution is to backup the data files produced by a system's daily operation,and to notify the database station to update the database when backup operation is completed.The backup media is to be stored for later use and the storage space is cleaned to maintain enough usability.%本文主要讨论了一个系统在正常工作时所产生工作数据的备份方案。该备份方案利用对数据库的操作，实现了对工作数据存储空间的自动管理。本方案的数据存储结构简单，实现方便，其主要任务是：每天对系统产生的工作数据文件进行备份，备份完毕后，将备份情况通知数据库站，使之修改数据库，备份介质作永久保存；同时，对数据存储空间进行清理，使其保持足够的可用性。