摘要
信息技术的广泛应用在给人们带来极大便利的同时,也带来了某些隐患,一旦数据丢失或损坏将造成巨大损失。本文介绍了目录复制、数据库复制和ArcSDE数据库引擎3种数据动态备份技术的具体实现方法。实际应用表明,采用这些方法,可在多台服务器之间动态备份地震信息网络数据。
The information technique had brought convenience to people,but at the same time also danger.Once the data were lost or damaged,it will result in great loss.It is effective that catalogue replication,database replication and Arc SDE database engine are used for seismic network data dynamic backup between different server in Anhui Province.