RMAN(Recovery Manager)作为Oracle数据库的官方备份与恢复工具,为数据库管理员提供了强大的数据保护功能。然而,面对复杂的异机环境,如何高效地恢复CDB(Container Database)中的指定PDB(Pluggable Database),成为许多数据库管理员面临的挑战。本文将深入探讨RMAN在异机环境下的实
old RMAN configuration parameters are successfully deleted released channel: ORA_DISK_1 starting full resync of recovery catalog full resync complete ##RMAN恢复数据文件 破坏数据文件: [oracle@PCNAME-orcl labs]$ ls /u01/app/oracle/oradata/orcl/example01.dbf /u01/app/oracle/oradata/orcl/example01....
new RMAN configuration parameters: CONFIGURE DEVICE TYPE DISK PARALLELISM 3 BACKUP TYPE TO BACKUPSET; new RMAN configuration parameters are successfully stored RMAN> backup as compressed backupset--并行度改为之后,自动启用了个通道 2> format'/u01/app/oracle/rmanbak/whole_%d_%U'filesperset=3 3> datab...
This chapter explains how to use RMAN in the most basic configuration, which iswithouta recovery catalog or media manager. See Also: Recovery Manager Architecturefor a more detailed overview of the RMAN environment Oracle Database Backup and Recovery ReferenceforBACKUPcommand syntax and semantics ...
来进行查看(RMAN configuration parameters),我们在使用backup database命令中,可以把这些default value 用固定的值来进行替代. 4.我们可以把备份的文件才备份的目录中拷贝到磁带上,然后删除备份目录下面的备份文件,如果下次需要恢复的话,只要把文件重新拷回到用来的备份目录就可以了 ...
关于更多备份与恢复的概念请参考:Oracle 备份恢复概念 二、使用RMAN进行备份 1.备份数据库 RMAN> show all; RMAN configuration parameters are: CONFIGURE RETENTION POLICY TO REDUNDANCY 1; # default CONFIGURE BACKUP OPTIMIZATION OFF; # default CONFIGURE DEFAULT DEVICE TYPE TO DISK; # default ...
RMAN configuration parameters for database withdb_unique_name FIN1P are: CONFIGURE RETENTION POLICY TO REDUNDANCY 1; # default CONFIGURE BACKUP OPTIMIZATION ON; CONFIGURE DEFAULT DEVICE TYPE TO DISK; # default CONFIGURE CONTROLFILE AUTOBACKUP ON; ...
来进行查看(RMANconfiguration parameters),我们在使用backup database命令中,可以把这些default value用固定的值来进行替代. 4.我们可以把备份的文件才备份的目录中拷贝到磁带上,然后删除备份目录下面的备份文件,如果下次需要恢复的话,只要把文件重新拷回到用来的备份目录就可以了 ...
old RMAN configuration parameters: CONFIGURE DEFAULT DEVICE TYPE TO DISK; new RMAN configuration parameters: CONFIGURE DEFAULT DEVICE TYPE TO 'SBT_TAPE'; new RMAN configuration parameters are successfully stored RMAN> backup format 'ctl_%T_%U.rman' current controlfile; ...
database control file instead of recovery catalog RMAN configurationparameters for database with db_unique_name MAA are: CONFIGUREDEFAULT DEVICE TYPE TO DISK; # default -- 可看出通道的设备类型为DISK。 查看DISK通道的数量,我们这里没有配置SBT设备,所以此处没有显示,PARALLELISM为1表示并行度默认为...