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Method and system for data synchronization, and apparatus thereof

  • US 9,524,327 B2
  • Filed: 12/16/2013
  • Issued: 12/20/2016
  • Est. Priority Date: 01/26/2006
  • Status: Active Grant
First Claim
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1. A data synchronization method, comprising:

  • receiving, by a server, a data characteristic verification message that includes a plurality of Identifiers (IDs) with corresponding data fingerprints that each represent portions of data in a client database for synchronization with a server database, wherein each of the corresponding data fingerprints uniquely identify contents of the portions of data;

    comparing, by the server, one or more of the corresponding data fingerprints included within the data characteristic verification message with one or more data fingerprints stored on the server database, wherein the data fingerprints stored on the server database represent the portions of data having the same IDs as the portions of data in the data characteristic verification message;

    in accordance with the comparing, determining, by the server, at least one of the portions of data on the client database that needs to be synchronized with the server database; and

    in accordance with the determining, sending, by the server, to the client a data characteristic verification response that includes at least one of the plurality of IDs corresponding to the at least one of the portions of data on the client database that needs to be synchronized, which indicates to the client what data to synchronize with the server database.

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