随着公安计算机数据的剧增,数据的备份与恢复成为公安信息中心运行管理工作的一个重要组成部分。本文首先介绍oracle数据库的备份与恢复技术,并比较各种备份与恢复技术的优缺点,最后提出一种满足公安信息中心的大数据量、高可用性要求的oracle数据库备份方案。 With the dramatic increase of public security computer data, the backup and restoration of data has become an important part of the operation and management of public security information center. This paper first introduces the oracle database backup and recovery technology, and compares the advantages and disadvantages of various backup and recovery technologies, and finally proposes a kind of oracle database backup solution that meets the requirements of large data volume and high availability of the public security information center.