
Oracle 12c Active Data Guard Far Sync
V1.0
2013 年 10 月 22 日
Jian Zhang(张剑)
Oracle 全球技术支持
1 Active Data Guard Far Sync 概述 .................................................................................................................... 1
2 Far Sync 示意图................................................................................................................................................. 1
3 创建配置 Active Data Guard(primary+standby) .......................................................................................... 2
3.1 系统概述 ................................................................................................................................................ 2
3.2 创建配置主库 ........................................................................................................................................ 2
3.3 创建配置备库 ........................................................................................................................................ 4
4 创建配置 Far Sync 实例 .................................................................................................................................... 5
4.1 创建密码/init 参数/控制文件 ............................................................................................................... 5
4.2 修改调整 init 初始化参数 ..................................................................................................................... 5
4.3 创建 standby redo log ............................................................................................................................ 7
4.4 确认配置 ................................................................................................................................................ 7
5 案例测试 ............................................................................................................................................................ 7
5.1 测试#1 Redo 传输 ................................................................................................................................. 7
5.2 测试#2 Far Sync 实例不可用 ................................................................................................................ 8
5.3 测试#3 Far Sync 实例高可用 ................................................................................................................ 9
6 参考文档 .......................................................................................................................................................... 12
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