oracle rman backup

still recorded in the Controlfile, and when we manually clear the files in the archive directory, These records have not been removed from the controlfile, which means Oracle does not know that the files are gone! At this time we have to do manual cleaning. If the crosscheck is performed separately and the delete is not performed, the backup fails because the control file's information is different from

Unreasonable setting of MAXPIECESIZE and FORMAT causes RMAN backup failure Today, I went to the customer to build the DG. When I created the RMAN backup set, I encountered a problem, causing the backup set to never be generated. Because the customer's

and Incomplete recovery. Incomplete recovery can be performed based on the time, SCN, log serial number, and backup control file. The control file records the structure and behavior of the database. For the database, the control file is very important. If the control file is faulty and the parameter file is normal, the database can only start to NOMOUNT. By default, the Oracle 11g control file is stored in

RMAN backup and recovery-parameter file Restoration In RMAN, "restoration" and "restoration" have different meanings. "restoration" refers to accessing the previously generated backup set to obtain one or more objects, then restore these objects at a location on the disk. Detached from restoration. Recovery is an actua

1. Check the database mode:Sqlplus/nologConn/As sysdbaArchive log list (check whether the database is in archive Mode) If not, the database archive mode is modified.Startup MountAlter database archivelogAlter database open 2. connect to the target database Command: connect target/(connect target system/Oracle @ ora10g. If the database does not exist, run the RMAN command to start the database using st

I. The concept and architecture of Rman Recovery Manager (RMAN) is an Oracle tool for backup (Backup), restore (Restore), and recovery (recover) databases. Rman can only be used in ORACLE8 or higher versions. It can back up the e

1. Check the database schema:Sqlplus/nologConn/as SYSDBAArchive log list (to see if the database is in archive mode) If it is not archived, the database archive mode is modified.Startup MountALTER DATABASE ArchivelogALTER DATABASE Open 2. Connect to target Database Command: Connect target/(connect target system/oracle@ora10g, if the database is not up, you can also start the database directly under the Rman

1. Concurrency: it is mainly used to increase the backup speed, which can be divided into manual concurrency or automatic concurrency. Manual concurrency: allocate multiple channels and specify files to a specific channel. RMAN> run { 2> allocate channel specified device type disk; 3> allocate channel CH2 device type disk; 4> allocate channel CH3 device type disk; 5>

Example of using RMAN to create a backup set for Oracle11g backup and recovery Oracle 11 GB backup and recovery example of using RMAN to create backup Sets Homepage → Databa

The following error occurs when rman backs up archivelog: RMAN> backup archivelog all delete input; Starting backup at 14-APR-14 Current log archived Using channel ORA_DISK_1 Using channel ORA_DISK_2 RMAN-00571: ========================================================== ====

ORA-01110ORA-01180 error reported when rman backup is restored to an exception ORA-01110 ORA-01180 error reported when rman backup is restored to an exception [Oracle @ server1 ORACLE] $