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Delta-saving in XML-based documents

  • US 8,291,310 B2
  • Filed: 08/29/2007
  • Issued: 10/16/2012
  • Est. Priority Date: 08/29/2007
  • Status: Active Grant
First Claim
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1. A method comprising:

  • receiving XML data over a network from a server;

    after receiving the XML data from the server, receiving input that indicates one or more changes to a portion of an in-memory representation of the XML data that corresponds to a plurality of elements of an XML document;

    wherein the one or more changes include at least one of an addition, a deletion, or an update;

    determining the portion affected by the one or more changes; and

    sending, to the server to be stored in persistent storage, data that indicates the one or more changes and the portion affected by the one or more changes without sending, to the server to be stored in the persistent storage, data that represents elements that are outside of the portion;

    wherein the method is performed by one or more computing devices.

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