Patents Represented by Attorney Howard Speigut

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  • Dynamic partition enhanced joining
    Patent number: 7319997
    Abstract: Methods, computer programs, and database systems for performing a database query that includes a join on an equality condition are disclosed. The method includes defining two or more first-table partitions and two or more corresponding second-table partitions. The method includes performing the join on the first-table partition and the second-table partition, storing the result, and merging the results.
    Type: Grant
    Filed: June 7, 2004
    Date of Patent: January 15, 2008
    Assignee: NCR Corp.
    Inventors: J. Mark Morris, Bhashyam Ramesh