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Method and apparatus for maintaining multi-instance database management systems with hierarchical inheritance and cross-hierarchy overrides

  • US 6,266,661 B1
  • Filed: 11/30/1998
  • Issued: 07/24/2001
  • Est. Priority Date: 11/30/1998
  • Status: Expired due to Term
First Claim
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1. A method for performing an operation on a requested file stored in a hierarchical tree with other files, the method comprising:

  • constructing a path between a requested file and a root node of a hierarchical tree;

    processing each of a plurality of files that are included in the path in order from the root node of the hierarchical tree to the requested file;

    overriding selectetd data in the plurality of files according to a predetermined criteria; and

    constructing a result set of the requested file.

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