By using the interactive
log backup you can back up all the pages of the log area that have been saved in the log since the last log backup. A version file is also created for the last log segment, which may not have been filled.Prerequisites
A full
data backup of the current database instance has been created.You can perform interactive log backups in
While an interactive log backup is running, no further backups can be performed.
See also:
Backup Strategy Saving Log Backups