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Method and computer program product for processing system files using a trigger program

  • US 6,356,895 B1
  • Filed: 01/08/1999
  • Issued: 03/12/2002
  • Est. Priority Date: 01/08/1999
  • Status: Expired due to Fees
First Claim
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1. A method for processing system files in a computer system;

  • said system files storing information used for processing a query, said system files including structured query language (SQL) catalog files and system initialization files;

    said method comprising the steps of;

    attaching an associated trigger program to each respective system file;

    utilizing said associated trigger program for capturing all input/output (I/O) requests against said respective system file;

    utilizing said associated trigger program for pre-processing said respective system file to identify predetermined information, utilizing said associated trigger program for storing said identified predetermined information in an internal structure; and

    utilizing said internal structure to access said predetermined information when required to perform a query.

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