Thursday, September 25, 2008

DB_RECOVERY_FILE_DEST

Property

Description

Parameter type

String

Syntax

DB_RECOVERY_FILE_DEST = directory | disk group

Default value

There is no default value.

Modifiable

ALTER SYSTEM ... SID='*'

Basic

Yes

Real Application Clusters

You must set this parameter for every instance, and multiple instances must have the same value.

DB_RECOVERY_FILE_DEST specifies the default location for the flash recovery area. The flash recovery area contains multiplexed copies of current control files and online redo logs, as well as archived redo logs, flashback logs, and RMAN backups.

Specifying this parameter without also specifying the DB_RECOVERY_FILE_DEST_SIZE initialization parameter is not allowed.

Note:

1. This parameter was introduced in 10g.

2. Query for the current value of the parameter

select name, value, isdefault, isses_modifiable, issys_modifiable,

isinstance_modifiable, isdeprecated, description

from v$parameter

where upper(name) = ‘DB_RECOVERY_FILE_DEST’;

NAME

VALUE

IS

DEFAULT

ISSES_

MODIFIABLE

ISSYS_

MODIFIABLE

ISINSTANCE_

MODIFIABLE

IS

DEPRECATED

DESCRIPTION

db_recovery_file_dest

TRUE

FALSE

IMMEDIATE

FALSE

FALSE

default database recovery

file location

Oracle initializatoin parameters

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