在Oracle数据库中,archivelog模式是一种备份和恢复模式,它与noarchivelog模式相对应。在archivelog模式下,数据库会将redo日志文件中的数据不断写入归档日志文件中,这样可以确保数据发生变化时,可以对数据库进行完整的恢复,同时也可以保护数据库的完整性。在archivelog模式下,管理员可以进行在线备份,避免了数据库的停机时间,...
また、BACKUP AS COPY INCREMENTALコマンド(デフォルト・バックアップ・タイプがCOPYの場合はBACKUP INCREMENTALコマンド)で指定することもできません。INCREMENTAL FROM SCNを指定しているときに、PLUS ARCHIVELOGも指定することはできません。 注意: バックアップの最後にオンラインREDOログがアー...
RMAN> backupas copy archivelog all delete all input; Protect Your Backups RMAN can back up your live database and its archive log files, and it can also back up its own backups. These can in any case be protected with backup duplexing.Considerthis command: backupas backupset device type ...
RMAN> backup as copy database; 1. The follow-up command would be RMAN> backup as copy archivelog all delete all input; 1. Protect Your Backups RMAN can back up your live database and its archive log files, and it can also back up its own backups. These can in any case be protect...
BACKUP DEVICE TYPE DISK AS BACKUPSET DATABASE PLUS ARCHIVELOG; BACKUP DEVICE TYPE sbt BACKUPSET ALL; # copies backup sets on disk to tape 将一个星期前的备份从磁盘备份到磁带,并且删除磁盘上的备份: BACKUP DEVICE TYPE sbt BACKUPSET COMPLETED BEFORE 'SYSDATE-7' ...
Your database is configured in ARCHIVELOG mode. Examine the RMAN configuration parameters:CONFIGURE RETENTION POLICY TO REDUNDANCY 1; # defaultCONFIGURE BACKUP OPTIMIZATION OFF; # defaultCONFIGURE CONTROLFILE AUTOBACKUP OFF; # defaultCONFIGURE DEVICE TYPE DISK PARALLELISM 1 BACKUP TYPE TO COPY;...
Your database is configured in ARCHIVELOG mode. Examine the RMAN configuration parameters:A.it creates image copies of the database files.B.it creates image copies of thearchivelogs.C.it creates abackupsetof archive log filesD.it fails because the D
Note: You cannot specify PLUS ARCHIVELOG on the BACKUP ARCHIVELOG command or BACKUP AS COPY INCREMENTAL command (or BACKUP INCREMENTAL command when the default backup type is COPY). You cannot specify PLUS ARCHIVELOG when also specifying INCREMENTAL FROM SCN. Note: Unless the online redo log is...
backup archivelog all delete all input;(备份当前日志文件,删除所有输入) backup archivelog all delete input; 4.使用映像副本 备份集 backup as copy database; list copy;还可以显示归档日志文件 backup as copy datafile 4; backup as copy datafile 4 format ‘/u01/backup/user01.bak’ ...
backup as compressed backupset database format '/u01/dbbak/db/DB%U.bkp' plus archivelog format '/u01/dbbak/arch/ARCH%U.bkp' delete all input; release channel c1; release channel c2; release channel c3; release channel c4; report obsolete; ...