摘要： 以某市卫星遥感图像分析系统后台的海量空间数据库为背景，以实用性和高可用性为目标，阐述系统存储架构的设计和功能实现，介绍该系统数据库优化方案的设计以及数据库备份、恢复策略的制定，并采用跨地域的Data Guard松散连接的技术实现了数据库容灾方案，同时对该系统未来的发展趋势进行了分析。
关键词:
高可用性,
自动存储管理,
海量存储,
容灾,
实时应用集群
Abstract: Regarding the mass spatial database of the satellite remote sensing image analysis system as the background, and taking the practicability and high availability as the goal, the paper explains the design and implementation of the system storage architecture, introduces the design of database optimization and the strategies of database backup, recovery, implements the scheme of disaster tolerance by using Data Guard loose connection technology of stepping the region, and also analyzes the future development of this system.
Key words:
high availability,
automatic storage management,
mass storage,
disaster tolerance,
real application cluster
中图分类号:
刘让国;蒲宝明;杜圣东;王守能.
基于海量空间数据库的高可用性研究与应用
[J]. 计算机工程, 2008, 34(6): 263-265.
LIU Rang-guo; ; PU Bao-ming; DU Sheng-dong; WANG Shou-neng. Research and Application of High Availability Based on Mass Spatial Database[J]. Computer Engineering, 2008, 34(6): 263-265.