is a single command. For example: dgmgrl sys "show database 'North_Sales'" Password: password The following subsections specify the command format that you enter at the DGMGRL> command prompt. 7.1.2 DGMGRL Command Format and Parameters The DGMGRL commands allow you to create and maintain...
# 监听状态 lsnrctl status # 监听启动 lsnrctl start # 监听停止 lsnrctl stop # 停止实例 SHUTDOWN IMMEDIATE; # 启动实例 STARTUP; STARTUP NOMOUNT; # 备库 ## 关闭备库实例 alter database recover managed standby database cancel; --停止同步 shutdown immediate; ## 启动备库实例 STARTUP NOMOUNT; A...
The SGA is a group of shared memory structures, known asSGA components, that contain data and control information for one Oracle Database instance. All server and background processes share the SGA. Examples of data stored in the SGA include cached data blocks and shared SQL areas. Program gl...
Data Guard是保证企业数据的高可用性(high availability)、数据保护(data protection)以及灾难恢复(disaster recovery)的集成化灾难恢复解决方案。该技术可以维护生产数据库一个或多个同步备份,由一个生产数据库和若干个备用数据库组成,并形成一个独立的、易于管理的数据保护方案。Data Guard备用数据库可以与生产系统位于相...
Oracle Data Guard ensures high availability, data protection, and disaster recovery for enterprise data.
oracle dataguard配置说明系统环境 rh linux 6.3oracle 11g物理备库和逻辑备库 物理备库:physical standby, 备库与主数据库完全一样的备份(数据为物理块到块的复制),数据库的表和索引都相同,物理结构是相同的。基于RMAN实现,传输和直接应用redo log来实现。逻辑备库:logical standby ,逻辑备库,standby侧的逻辑信息...
startup Starts an Oracle database instance stop Stops the fast-start failover observer switchover Switches roles between a primary and standby database Use"help "to see syntaxforindividual commands 1. 2. 3. 4. 5. 6. 7. 8. 9.
Step 7. Production on SPARC is now ready At the end of execution of all the commands in Set #1, the production database can be opened for users & applications. Note: It is possible that when opening the new Primary you may encounter ORA-07445 errors or other errors indicating that some...
oracle 11g dataguard之dgmgrl 官方参考:https://docs.oracle.com/cd/E11882_01/server.112/e40771/toc.htm http://www.oracle.com/technetwork/cn/tutorials/smiley-fsfo-088047-zhs.html 环境概述:搭好Dataguard,搭建参考:http://blog.51cto.com/snowhill/1923591...
Oracle Data GuardとOracle GoldenGateに よる透過的なロール移行 Oracleホワイト・ペーパー | 2015年2月 1 | Oracle GoldenGateのパフォーマンス・ベスト・プラクティス はじめに ...3 Oracle GoldenGateとOracle Active Data Guardを使用したMAAアーキテクチャの例 ......