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Aggregating data from different sources

  • US 7,634,632 B2
  • Filed: 01/08/2009
  • Issued: 12/15/2009
  • Est. Priority Date: 04/12/2006
  • Status: Active Grant
First Claim
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1. A computer-implemented method to propagate updates to virtual pages, the method comprising:

  • scanning a collection of documents to identify changes based an a hash identifier associated with a virtual page;

    generating update notifications that include instructions for implementing update data based on the identified changes;

    communicating the update notification to an index storing the virtual page; and

    updating the virtual page in accordance with the instruction included in the update notification.

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