However, even though it was technically superior to the older backup mode online backups, there was some resistance to Oracle RMAN due to Oracle’s initial requirement for a separate catalog database to hold a history of the backups.
It is assumed here that all backups are accessible by at least one of the two nodes used in the crosscheck.
Manually allocated channels (allocated by using ALLOCATE) should be distinguished from automatically allocated channels (specified by using CONFIGURE).
Delete Archivelog Using RMAN in Oracle « Administration .
Furthermore, Oracle strongly recommends the use of Oracle Grid Control for managing sophisticated options like its fully active-active clustered database option, Oracle Real Application Clusters (Oracle RAC).
For creating encrypted Oracle RMAN backups directly onto tape, Oracle Secure Backup is known to be the only supported interface.
The permanent files (control files and online redo log files), flashback logs and transient files can be left in the old flash recovery area location.
Database Backup and Recovery Basics - Contents - Oracle
In the case of this demonstration, the version is Oracle Enterprise Manager 10g Release 4 Grid Control 10.2.0.4.0 which was the latest version available at the time of installing the demonstration.
It cannot, however, write directly to tape, but various 3rd-party tools (like Veritas, Omniback (HP Data Protector), etc) can integrate with RMAN to handle tape library management.
Oracle will write complete database blocks instead of the normal deltas to redo log files while in backup mode. oracle location use_db_recovery_file_dest.
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One other great advantage of the Oracle Grid Control approach is that the latest advances in database technology are available as options in the Wizards, thus leading to a new awareness of the possibilities.
The flash recovery area is managed via Oracle Managed Files (OMF), and it can utilize disk resources managed by Automatic Storage Management (ASM).
If you want to delete archivelog from FRA(ASM Storage-Flash Revovery Area) or filesystem for win space, you can use below commands.
/* Enable the backup optimization feature introduced in 9i to make sure that RMAN won't backup an archivelog or datafile if there already exists a backup of that file.oracle disable db_recovery_file_dest_size.
Upgrade the Former Primary Database. The former primary database is still running database release X and cannot apply redo data from the new primary until you upgrade .See Also: Chapter 6, "Configuring the RMAN Environment: Advanced Topics" to learn about configuration options not covered in this chapter, including backup .
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Is it better to have multiple tablespaces than one tablespace with multiple datafiles? I'm on a Windows platform so I try to keep my datafiles to a 2GB max. Is it not .oracle limit exceeded for recovery files.
About Creating an Oracle Database. After you plan your database using some of the guidelines presented in this section, you can create the database with a graphical .See Also: Using Oracle Managed Files for information about creating a database whose underlying operating system files are automatically created and managed by the .