init
fun init(destination: DatabaseConnection, destinationName: String, source: DatabaseConnection, sourceName: String): Backup(source)
Initializes a backup, copying content from database sourceName using the connection source into the database destinationName using connection destination and returns a Backup.
The returned Backup must be closed when done with.
Initializes a backup, copying content from database main using the connection source into the database main using connection destination and returns a Backup.
The returned Backup must be closed when done with.