Patent ID: 7917472
Filing Date: 2011-03-29
Classification: G06F

Abstract:
1. In an information technology system, a method of backing up data contained in a federated software database comprising a plurality of software databases each database comprising a plurality of pages of software objects, the method comprising: creating, by a processor, an initial backup populated with a full backup of the federated database; setting, by the processor, a backup event counter to an initial event value; creating, by the processor, an initial backup collection associated with the initial event value, wherein each backed-up object is sorted by database number and page number; updating, by the processor, a plurality of objects of the federated database; updating, by the processor, the backup event counter to a first event value; generating, by the processor, a first incremental backup by storing each page having an object that was updated after the initial backup process into a first incremental backup; and creating, by the processor, a first incremental backup collection associated with the first event value, wherein each backed-up object of the first incremental backup is sorted by database number and page number, whereby an individual database or page may be restored by reference to the initial backup collection and the first incremental backup collection.