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Active File Recovery V. 9.5.4 Key: Features, Benefits, and Tips for Using This Software

  • gardner-sebastian1
  • Aug 11, 2023
  • 4 min read


As explained in "About RMAN File Management in a Data Guard Environment", you can run RMAN backups at any database in a Data Guard environment. Any backup of any database in the environment is usable for recovery of any other database if the backup is accessible. You can offload all backups of database files, including control file backups, to a physical standby database and thereby avoid consuming resources on the primary database.


A multisection backup enables large data files to be divided into sections that can be backed up in parallel across multiple channels. This provides faster backup performance and better recovery times.




Active File Recovery V. 9.5.4 Key



You can use operating system authentication (if you connect locally) or password file authentication. The following example uses password file authentication to connect to a target database and recovery catalog:


If the CONFIGURE CONTROLFILE AUTOBACKUP command is set to ON (by default it is OFF), then RMAN automatically backs up the control file and server parameter file after every backup and after database structural changes. The controlfile autobackup contains metadata about the previous backup, which is crucial for disaster recovery.


Although it is not mandatory to backup archived redo log files, it is recommended that you do so. By archiving the logs immediately after the backup, you ensure that you have a full set of archived logs through the time of the backup. This enables you to perform media recovery after restoring this backup.


PDB backups can be used to perform media recovery only if the backups include all the archived redo log files that contain changes for this PDB. When creating a backup while connected to the PDB, there may be some situations in which all the required logs are not backed up.


The archived redo log failover feature enables RMAN to complete a backup even when some archiving destinations are missing logs or contain logs with corrupt blocks. If at least one log corresponding to a given log sequence and thread is available in the fast recovery area or any of the archiving destinations, then RMAN tries to back it up. If RMAN finds a corrupt block in a log file during backup, it searches other destinations for a copy of that log without corrupt blocks.


You must use a third-party backup program other than RMAN to make VSS snapshots with the Oracle VSS writer. In this case, the fast recovery area automates management of files that are backed up in a VSS snapshot and deletes them as needed.


If you must restore and recover your database during the following 24 hours, then you can restore the data files from the incrementally updated data file copies. You can then apply changes from the most recent incremental level 1 and the redo logs to reach the desired SCN. At most, you have 24 hours of redo to apply, which limits how long point-in-time recovery takes to finish.


RMAN does not support backup and recovery of the change tracking file. The database resets the change tracking file when it determines that the change tracking file is invalid. If you restore and recover the whole database or a subset, then the database resets the block change tracking file and starts tracking changes again. After you make a level 0 incremental backup, the next incremental backup can use change tracking data.


This section assumes that you intend to create the block change tracking file as an Oracle managed file in the database area, which is where the database maintains active database files such as data files, control files, and online redo log files.


It supports an optional RESTORE POINT clause that creates a normal restore point, which is a label for an SCN to which the backup must be recovered to be made consistent. The SCN is captured just after the data file backups complete. RMAN resynchronizes restore points with the recovery catalog and maintains the restore points while the backup exists.


You can use the BACKUP BACKUPSET command to back up backup sets produced by other backup jobs. You can also use BACKUP RECOVERY AREA to back up recovery files created in the current and all previous fast recovery area destinations.


Recovery files are full and incremental backup sets, control file autobackups, data file copies, and archived redo logs. SBT and disk backups are supported for BACKUP RECOVERY AREA. For disk backups of the recovery files, you must use the TO DESTINATION option.


Please note, this version doesn't come with a bootable CD image, and so you'll be able to test the backup side of the program, and recover individual files from an image, but if your PC can no longer boot then you won't be able to restore a full backup. If this is a problem then a version with a bootable recovery disc image is also available, and you'll find it on the developer's site.


Furthermore, you can use it as your lifesaver. It can recover and create a backup from any type of loss or failure. Also, Active File Recovery License Key can support almost all type of file formats. You can recover your data of type textual, images, audio, video or any other format easily. It supports FAT12, FAT16, FAT32, NTFS, XFS, HFS, EXT2, EXT3, and many other file systems. It also performs recovery from every type of storage media. Mostly, it can support the removable storage media like USB, Floppy disks, Compact disks, Memory cards and many others.


It is best of the option to recover file and folders more precisely than other recovery tools. As well this tool gives you the searching feature to search the specific deleted file. you can also perform compression and encryption on your data easily. It can perform different modes of scanning like quick scanning and super scanning. 2ff7e9595c


 
 
 

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