Enable block change tracking for the database using the following command:.
The syntax for Oracle block level change tracking is simple: ALTER DATABASE ENABLE BLOCK CHANGE TRACKING USING FILE os_file_name;. The "USING ...
SQL> ALTER DATABASE ENABLE BLOCK CHANGE TRACKING USING FILE '/ u02/rman/rman_change_track.f' REUSE;. To disable change ...
The above command assumes you are using OMF, which will name the block change tracking file under the DB_CREATE_FILE_DEST location ...
Note: Once enabled; this new 10g feature records the modified since last backup and stores the log of it in a block change tracking file using the CTW (Change ...
Enabling can be done by an “alter database” command that will create a block change tracking file. The CTWR process, the change track writer, ...
So while taking incremental backup, RMAN will read this tracking file, instead of going through all the blocks to find the changed blocks. It hugely reduced the ...
SQL> alter database enable block change tracking using file '/u01/CLONE/ datafile/blockfile.log' Database altered. Select filename,status from V$ ...
Block change tracking file is 1/30,000 the size of the data blocks being
Check the current file location using below command: SQL>select status, FILENAME from v$block_change_tracking; copy the file to new location ...