A data backup system implements coordination between a Database Server and a Backup Server to produce a recoverable database dump. By utilizing a technique referred to as stripe affinity, a mechanism is disclosed for ensuring the integrity of a database backup made to multiple archive devices...http://www.google.com.tw/patents/US5671350?utm_source=gb-gplus-share專利 US5671350 - Data backup system with methods for stripe affinity backup to multiple archive devices 
