Contents
Can a standby database be backed up with RMAN?
This chapter describes backup strategies using Oracle Recovery Manager (RMAN) with Data Guard and standby databases. RMAN can perform backups with minimal effect on the primary database and quickly recover from the loss of individual datafiles, or the entire database.
What’s the best way to backup an Oracle Database?
Different approaches to making a backup are described in the document Oracle® Database Backup and Recovery Basics, 10g Release 1 (10.1). The backup and recovery scenarios below are based on the section, “Performing Disaster Recovery on Oracle Single instance using RMAN.”
How is a recovery catalog used in RMAN?
RMAN uses a recovery catalog to track filenames for all database files in a Data Guard environment. A recovery catalog is a database schema used by RMAN to store metadata about one or more Oracle databases.
How often should I back up my RDBMS database?
Although your RDBMS server software should maintain a replicated database for a production installation, BEA recommends backing up the full slee_db once daily, to an offline location. This provides an extra layer of protection against losing the domain-wide configuration stored in the database.
How does RMAN connect to recovery catalog database?
When RMAN connects to the recovery catalog database, it does not use the SYSDBA role. So, when you are using SQL*Plus to diagnose connection problems to the recovery catalog database, you must enter the catalog connect string exactly as it was entered into RMAN. Do not also specify AS SYSDBA.
How to recover RMAN data from Networker-Dell Community?
Both backup server and destination machine have Solaris. Then I tried to register backup in RMAN: RMAN> catalog device type ‘SBT_TAPE’ backuppiece ‘db_SDDB_214513_948961110’; I got the following error: ORA-19507: failed to retrieve sequential file, handle=”db_SDDB_214513_948961110″, parms=””
How to connect to databases with RMAN-Oracle?
You can also start RMAN and connect to the target database from the RMAN prompt. The following example uses operating system authentication for the target database and Oracle Net authentication for the recovery catalog: