oracle11g rman 备份中提取数据文件

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本文提供了一段Oracle数据库备份与恢复的PL/SQL代码示例，包括设置设备类型、恢复控制文件、指定数据文件路径及备份集等关键步骤。

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做个备用


DECLARE
devtype varchar2(256);
done boolean;
BEGIN
   devtype:=sys.dbms_backup_restore.deviceAllocate(type=>'',ident=>'T1');
   sys.dbms_backup_restore.restoreSetDatafile;
   sys.dbms_backup_restore.restoreControlfileTo(cfname=>'/opt/oracle/oradata/orcl/control01.ctl');
   sys.dbms_backup_restore.restoreBackupPiece(done=>done,handle=>'/opt/oracle/flash_recovery_area/ORCL/backupset/2008_07_18/o1_mf_ncsnf_TAG20080718T203240_482fls2h_.bkp',params=>null);
   sys.dbms_backup_restore.deviceDeallocate;
end;
/


DECLARE
devtype varchar2(256);
done boolean;
BEGIN --分配channel
devtype:=sys.dbms_backup_restore.deviceAllocate (type=>'',ident=>'C1'); --开始恢复datafile
sys.dbms_backup_restore.restoreSetDatafile; --指明datafile的file#和name(在v$datafile中可以查到)
sys.dbms_backup_restore.restoreDatafileTo(dfnumber=>01,toname=>'D:ORACLEPRODUCT9.2.0ORADATATEST9ISYSTEM01.DBF');
sys.dbms_backup_restore.restoreDatafileTo(dfnumber=>02,toname=>'D:ORACLEPRODUCT9.2.0ORADATATEST9IUNDOTBS01.DBF');
sys.dbms_backup_restore.restoreDatafileTo(dfnumber=>10,toname=>'D:ORACLEPRODUCT9.2.0ORADATATEST9IXDB01.DBF');
sys.dbms_backup_restore.restoreBackupPiece(done=>done,handle=>'E:1IEDNTH_1_1.DBF', params=>null); --指明从那个备份集恢复
sys.dbms_backup_restore.deviceDeallocate;  --释放channel
END;
/