Wednesday, June 22, 2011

Useful Command in RMAN

List Command :

1)RMAN> list backup;
List all your backup sets.
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2)RMAN>LIST BACKUPSET;
Lists only backup sets and proxy copies.
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3)RMAN>LIST COPY;
Lists of Image copies and Archive Logs.
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4)RMAN>LIST EXPIRED BACKUP;
Backups did not found after crosscheck. That is backup is manually moved or deleted from OS.
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5)RMAN>LIST BACKUP BY FILE;
List backup by Datafile, controlfile, spfile.
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6)RMAN>LIST BACKUP SUMMARY;
Lists backup sets, proxy copies, and disk copies.
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7)RMAN>LIST BACKUP OF DATABASE;
LIST BACKUP LIKE '/tmp/%'; list backup of datafile 1; LIST ARCHIVELOG ALL BACKED UP 2 TIMES TO DEVICE TYPE sbt;LIST COPY OF DATAFILE 2 COMPLETED BETWEEN '17-MAR-2008' AND '22-MAR-2008'; are also available.
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8) RMAN>LIST INCARNATION;
LIST INCARNATION OF DATABASE; to see the incarnations of your database.

Report Command:

RMAN REPORT command analyzes the available backups and return results about while files need backup which files are obsolete etc.


1)REPORT NEED BACKUP;
Determine which database files need backup under a specific retention policy.
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2)REPORT UNRECOVERABLE;
Report which database files require backup because they have been affected by some NOLOGGING operation.
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3)REPORT SCHEMA;
Lists and displays information about the database files.
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4)REPORT OBSOLETE;
REPORT OBSOLETE displays the backups that are obsolete according to the current retention policy.
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5)REPORT NEED BACKUP RECOVERY WINDOW OF 2 DAYS DATABASE SKIP TABLESPACE data01;
If you use Recovery Catalog then past data can be shown.Like, REPORT SCHEMA AT TIME 'SYSDATE-10';
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Delete Command:

Delete commands is used to delete any backup or backupsets.

1)RMAN> delete backupset all;
Delete all your backup sets
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2) RMAN> delete copy all;
Delete all image copies.
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3) RMAN>DELETE OBSOLETE;
Delete obsolete Backups.
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thank you all .

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