SHOW

Syntax

Text description of the illustration show.gif

Purpose

To display the current CONFIGURE command settings. The output of SHOW consists of the CONFIGURE commands used to set the configuration. RMAN default configurations are suffixed with #default.

Restrictions and Usage Notes

Execute this command at the RMAN prompt.

Keywords and Parameters

Syntax Element	Description
RETENTION POLICY	Displays the settings for CONFIGURE RETENTION POLICY for the current target database.
[DEFAULT] DEVICE TYPE	Displays the configured device types and parallelism settings. If DEFAULT is specified, then SHOW displays the default device type and settings.
[AUXILIARY] CHANNEL	Displays the CONFIGURE CHANNEL settings. You can specify a normal channel or an AUXILIARY channel.
FOR DEVICE TYPE deviceSpecifier	Specifies the device type of the channel. For example, SHOW CHANNEL FOR DEVICE TYPE DISK displays only channel settings for disk channels.
MAXSETSIZE	Displays the CONFIGURE MAXSETSIZE settings.
{DATAFILE | ARCHIVELOG} BACKUP COPIES	Displays the CONFIGURE ... BACKUP COPIES setting for datafiles and archived redo logs: 1, 2, 3, or 4.
BACKUP OPTIMIZATION	Displays the CONFIGURE BACKUP OPTIMIZATION settings: ON or OFF (default).
SNAPSHOT CONTROLFILE NAME	Displays the CONFIGURE SNAPSHOT CONTROLFILE settings.
AUXNAME	Displays the CONFIGURE AUXNAME settings.
EXCLUDE	Displays only the tablespaces that you have specified should be excluded.
CONTROLFILE AUTOBACKUP	Displays the CONFIGURE CONTROLFILE AUTOBACKUP settings: ON or OFF.
FORMAT	Displays the format for the control file autobackup file for configured devices.
ALL	Displays all user-entered CONFIGURE commands as well as default configurations.

Examples

Showing Channel Configurations: Example

This example shows commands relevant for displaying automatic channel configurations:

SHOW CHANNEL;
SHOW DEVICE TYPE;
SHOW DEFAULT DEVICE TYPE;
SHOW MAXSETSIZE;

Showing All Configurations: Example

This example shows all persistent configurations for the target database (and includes sample output):

SHOW ALL;

RMAN configuration parameters are:
CONFIGURE RETENTION POLICY TO REDUNDANCY 1; # default
CONFIGURE BACKUP OPTIMIZATION ON;
CONFIGURE DEFAULT DEVICE TYPE TO DISK; # default
CONFIGURE DEVICE TYPE "SBT" PARALLELISM 1;
CONFIGURE DEVICE TYPE DISK PARALLELISM 1; # default
CONFIGURE DATAFILE BACKUP COPIES FOR DISK TO 2;
CONFIGURE DATAFILE BACKUP COPIES FOR SBT TO 1; #default
CONFIGURE ARCHIVELOG BACKUP COPIES FOR SBT TO 1; # default
CONFIGURE ARCHIVELOG BACKUP COPIES FOR DISK TO 1; # default
CONFIGURE MAXSETSIZE TO 2097152K;
CONFIGURE SNAPSHOT CONTROLFILE NAME TO '/oracle/dbs/cf_snap.f';