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Method and apparatus for database query decomposition

  • US 6,816,854 B2
  • Filed: 06/08/2001
  • Issued: 11/09/2004
  • Est. Priority Date: 01/31/1994
  • Status: Expired due to Term
First Claim
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1. A database query system configured for use with a database management system, said database management system including a standard interface configured to receive database queries, the query system comprising:

  • a parallel interface configured to receive a first database query; and

    a query decomposer configured to;

    detect a decomposition directive corresponding to the received database query;

    generate a plurality of subqueries from the received first database query, wherein said subqueries correspond to said directive; and

    convey said plurality of subqueries in parallel to the standard interface of the database management system;

    wherein said directive is embedded within a comment.

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