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Method for organizing directories

  • US 6,208,993 B1
  • Filed: 07/22/1999
  • Issued: 03/27/2001
  • Est. Priority Date: 07/26/1996
  • Status: Expired due to Term
First Claim
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1. In a storage medium used by a database file management system executed on data processing system, a data structure for efficient representation of hierarchical directories that includes items;

  • the storage medium includes;

    a layered index arranged in blocks;

    the layered index includes a basic partitioned index that is associated with data records standing for said items;

    the basic partitioned index enables accessing or updating the data records by key or keys, and being susceptible to an unbalanced structure of blocks;

    said layered index enables accessing or updating the data records by key or keys and constitutes a balanced structure of blocks.

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