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Method and apparatus for storing and retrieving data

  • US 20030163458A1
  • Filed: 02/10/2003
  • Published: 08/28/2003
  • Est. Priority Date: 04/20/2000
  • Status: Abandoned Application
First Claim
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1. A system for storage and retrieval of data including data relating to a plurality of levels of information comprising a store and a retrieval engine:

  • the store comprising;

    a plurality of storage areas each being divided into a plurality of segments and being configured such that data relating to a given level of information for a topic is stored in a segment of one of the storage areas and data relating to at least one other level of information on the topic is stored in a corresponding segment of at least one other one of the storage areas;

    the retrieval engine comprising;

    means for determining a selected level of information on a topic to be retrieved in response to a user request;

    means for retrieving data from a segment of the one of the plurality of storage areas comprising the selected level of information on a topic for display to a user; and

    means for retrieving data relating to the at least one other level of information on the same topic from corresponding segment of the at least one other storage area in response to a request to change information level.

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