Patent ID: 8019722
Filing Date: 2011-09-13
Classification: G06F,Y10S

Abstract:
1. A method for synchronizing a first database including first data records with a second database including second data records, the method comprising: starting a synchronization session with an electronic device on which said second database resides; requesting said first data records from said first database; setting a timer upon requesting said first data records; if said timer expires prior to receiving said first data records, otherwise, if said first data records are received prior to expiry of said timer: receiving information representative of said second data records prior to requesting said first data records; comparing information representative of said second data records with information representative of said first data records after receiving said first data records, wherein completing said synchronization session comprises sending a request for additional information associated with said second data records; generating a group hash of said first data records after receiving said first data records and prior to comparing, wherein said sending a request for additional information associated with said second data records comprises sending a request for a record hash for each of said second data records, and wherein completing said synchronization session comprises: generating a record hash for each of said first data records; comparing each record hash from said first data records with a corresponding record hash from said second data records; and updating at least one of said first data records and said second data records.