Beginning Oracle Database 11g Administration From Novice to Professional

CHAPTER 12 BACKUPS 269
A concise list of Data Pump Export options can be obtained using the command
. Some useful options are , , , , ,
, , , , , , and .
Common RMAN Commands
The RMAN commands that you will most frequently encounter (in addition to ) are
, , , , , and ; Table 12-1 provides some examples.
For a complete description of these and other commands, please refer to the Oracle Database
11g reference manuals.
Table 12-1. Common RMAN commands
Command
Purpose
Produces a summary of all backups recorded in the control
file (and recovery catalog if one is being used).
Produces a detailed listing of all backups completed over the
course of the last 24 hours.
Checks if all the pieces of the backups recorded in the control
file are still on disk and have not been inadvertently removed.
Backup pieces that can no longer be located are designated
as “expired.”
Removes information about a backup from the control file
(or recovery catalog if one is being used) if the backup pieces
cannot be found on disk.
Produces a list of backups that are older than the retention
policy that is in effect. The command
can be used to determine which retention policy is in
effect.
Removes information about a backup from the control file
(or recovery catalog if one is being used) if the backup is older
than the retention policy in effect. The backup pieces are
also removed from disk. The qualifier instructs RMAN
not to complain about missing backup pieces. The
qualifier instructs RMAN not to prompt for confirmation
before beginning the delete operation.
Deletes archived redo logs older than seven days.
Lists all the RMAN configuration parameters.
Instructs Oracle to make a backup copy of the control file
automatically whenever a new data file is added to the
database.