Patent ID: 6345282
Filing Date: 2002-02-05
Classification: G06F,Y10S

Abstract:
A method of synchronizing the contents of a backup computer database to a primary computer database, the method comprising the steps of:a) receiving data synchronization record messages and checkpoint messages from a primary computer; b) detecting whether or not a backup record exists in the backup computer database corresponding to the received message; c) upon detecting that a backup record does not exist in the backup computer database corresponding to the received message, creating a backup record in the backup computer database; d) detecting whether the received message is a synchronization record message or a checkpoint message; e) upon detecting that the received message is a synchronization record message, copying data from the received data synchronization record message to the backup record; f) upon detecting that the received message is a checkpoint message, copying data from fields in the checkpoint message to corresponding fields in the backup record as set forth in the check-point message g) repeating steps a-f until synchronization is completed.