基于DG和RAC的电力营销数据灾备技术

Based on DG and RAC electric power marketing data disaster preparedness technology

数据备份是防范数据库灾难的重要手段,也是防止Oracle数据库发生介质故障的惟一方式。目前贵州电网电力营销技术支持采用的是地市局集中.以后逐步过渡到省级集中或南网集中,因此,数据安全和业务高可用性及其重要。采用Oracle10G RAC架构和Oracle 10G DataGuard数据备灾技术,由备库对主库实施备份操作,既保证了业务高可用性、又保证了数据的高安全性。

Data backup is very important measure to keydatabase away from calamity,and it is the only way to prevent the medium failure of Oracle database.Currently,GuiZhou Power Grid marketing technical support to the bureau is concentrated,Later a gradual transition to provincial focus or power south concentration,Therefore.it is extremely important for the data security and the business high applicability.Adopt Oracle 10G RAC architecture and Oracle 10G disaster preparation technology DataGuard,Standby database backup the primary database,this method not only ensure the business high applicability,but aslo ensure data high security.