Issued Patents All Time
Showing 151–161 of 161 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6169983 | Index merging for database systems | Vivek Narasayya | 2001-01-02 |
| 6044366 | Use of the UNPIVOT relational operator in the efficient gathering of sufficient statistics for data mining | Goetz Graffe, Usama M. Fayyad | 2000-03-28 |
| 5960423 | Database system index selection using candidate index selection for a workload | Vivek Narasayya | 1999-09-28 |
| 5950186 | Database system index selection using cost evaluation of a workload for multiple candidate index configurations | Vivek Narasayya | 1999-09-07 |
| 5926813 | Database system index selection using cost evaluation of a workload for multiple candidate index configurations | Vivek Narasayya | 1999-07-20 |
| 5913207 | Database system index selection using index configuration enumeration for a workload | Vivek Narasayya | 1999-06-15 |
| 5913206 | Database system multi-column index selection for a workload | Vivek Narasayya | 1999-06-15 |
| 5806061 | Method for cost-based optimization over multimeida repositories | Luis Gravano | 1998-09-08 |
| 5608904 | Method and apparatus for processing and optimizing queries having joins between structured data and text data | Umeshwar Dayal, Tak W. Yan | 1997-03-04 |
| 5598559 | Method and apparatus for optimizing queries having group-by operators | — | 1997-01-28 |
| 5544355 | Method and apparatus for query optimization in a relational database system having foreign functions | Kyuseok Shim | 1996-08-06 |