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System and method for synchronizing data in multiple databases

  • US 20030131025A1
  • Filed: 12/20/2002
  • Published: 07/10/2003
  • Est. Priority Date: 12/24/1998
  • Status: Active Grant
First Claim
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1. A system for synchronizing data between a secondary database and a distributed database system comprising:

  • a distributed database system comprising at least two source databases including a main database and at least one replica database;

    a secondary database;

    a modification database that contains entries for modifications that have been made to the secondary database since a previous synchronization between the secondary database and the distributed database system; and

    a synchronization module that synchronizes the secondary database with one of the databases of the distributed database system using the modification database.

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