Issued Patents 2002
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6496828 | Support for summary tables in a heterogeneous database environment | Roberta Jo Cochrane, James C. Kleewein, Mir Hamid Pirahesh, Narayana Subramanian, Shivakumar Venkataraman | 2002-12-17 |
| 6460027 | Automatic recognition and rerouting of queries for optimal performance | Roberta Jo Cochrane, George Lapis, Mir Hamid Pirahesh, Monica Sachiye Urata | 2002-10-01 |
| 6438542 | Method of optimally determining lossless joins | Fred Koo | 2002-08-20 |
| 6339768 | Exploitation of subsumption in optimizing scalar subqueries | Mir Hamid Pirahesh | 2002-01-15 |
| 6339769 | Query optimization by transparently altering properties of relational tables using materialized views | Roberta Jo Cochrane, George Lapis, Mir Hamid Pirahesh, Monica Sachiye Urata, Richard S. Sidle +2 more | 2002-01-15 |
| 6339770 | Query simplification and optimization involving eliminating grouping column from group by operation corresponds to group by item that is constant | Mir Hamid Pirahesh | 2002-01-15 |