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Database query handler supporting querying of textual annotations of relations between data objects

  • US 6,618,732 B1
  • Filed: 11/14/2000
  • Issued: 09/09/2003
  • Est. Priority Date: 04/11/2000
  • Status: Active Grant
First Claim
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1. A database system comprising:

  • a datastore storing;

    first data comprising a plurality of items; and

    second data, for each given relation between at least one first item and at least one second item, that;

    i) represents first text characterizing semantics of the relation of the at least one first item to the at least one second item; and

    ii) represents second text characterizing semantics of the relation of the at least one second item to the at least one first item;

    a command handler that operates, in response to receiving a first-type query command that specifies at least one given item, to access the datastore to identify i) at least one related item that is related to the given item, and ii) one of the first text and second text characterizing semantics of the relation between the given item and the at least one related item; and

    returns i) data corresponding to the at least one related item; and

    ii) data corresponding to the one of the first text and second text characterizing semantics of the relation between the given item and the at least one related item.

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