An image backup consists of a copy of the database file and/or the transaction log, each as separate files.
The simplest form of backup is an image backup (which consists of a copy of the database file and/or the transaction log, each as separate files) that makes copies of the database file and transaction log, and leaves the transaction log in place without truncating or replacing it. All backups leave the database file in place. A full backup of this kind is illustrated in the following figure.
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