RMAN备份是指使用Recovery Manager备份数据文件、控制文件、归档日志和SPFILE的方法。并且因为RMAN备份是由Target Database的服务器进程来完成,所以当使用RMAN执行备份操作时,Target Database必须处于MOUNT或OPEN状态。当使用RMAN执行备份操作时,必须分配通道,并且RMAN备份是由通道所对应的服务器进程来完成的。3.1Create Backup SetDatabase(Full)Backup SetRMAN>backupdatabaseformat = ‘/home/Oracle/rman/’;Tablespace Backup SetRMAN>backuptablespace[name] format= ‘/home/oracle/rman/%n_%s.bak’;Datafile Backup SetRMAN>backupdatafile[n] format= ‘/home/oracle/rman/’;Controlfile Backup SetRMAN>backupcurrent controlfileformat= ‘/home/oracle/rman/%d_%s.ctl’;e.g. [include current controlfile];SPFILE Backup SetRMAN>backupspfileformat="/home/oracle/rman/%d_%s.ora";Archivelog Backup SetRMAN>backup format="/home/oracle/rman/%d_%s.arc"2>archivelogfrom time="sysdate-1" until time="sysdate";RMAN>run{2>allocate channel c1 type disk;3>sql "alter system archive log current";4>backup archivelog all5>format="/home/oracle/rman/arch_%d_%s_%p_%t";6>}e.g. [plus archivelog];RMAN> list backupset of archivelog all;Parallelization Backup SetDuplexed Backup SetsRMAN>backup copies [n]tablespace[name]2>format= ‘/u01/bak1/%N_%s.dbf’,’/u01/bak2/%N_%s.dbf’,3>’/u01/bak3/%N_%s.dbf’;RMAN> backup backupset [n] format = ‘/u01/bak1/%N_%s.dbf’;RMAN> configure channel device type [name]2> maxpiecesize 4G;RMAN> backup device type [name] format ‘’
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