Issued Patents All Time
Showing 26–44 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8666969 | Query rewrite for pre-joined tables | Mengchu Cai, Ruiping Li, James A. Ruddy | 2014-03-04 |
| 8200657 | Processing cross-table non-boolean term conditions in database queries | Terence P. Purcell | 2012-06-12 |
| 8060495 | Query execution plan efficiency in a database management system | Patrick D. Bossman, You-Chin Fuh, Adarsh R. Pannu, Terence P. Purcell | 2011-11-15 |
| 7970756 | Generalized partition pruning in a database system | Sauraj Goswami, Terence P. Purcell | 2011-06-28 |
| 7840552 | Cost-based subquery correlation and decorrelation | Mengchu Cai, Yao-Ching Chen, Hsiuying Cheng, Fen-Ling Lin, Irene Ching-Hua Liu +5 more | 2010-11-23 |
| 7725448 | Method and system for disjunctive single index access | Patrick D. Bossman, John J. Campbell, You-Chin Fuh, Terence P. Purcell | 2010-05-25 |
| 7499917 | Processing cross-table non-Boolean term conditions in database queries | Terence P. Purcell | 2009-03-03 |
| 7461060 | Generalized partition pruning in a database system | Sauraj Goswami, Terence P. Purcell | 2008-12-02 |
| 7376646 | Cost-based subquery correlation and decorrelation | Mengchu Cai, Yao-Ching Chen, Hsiuying Cheng, Fen-Ling Lin, Irene Ching-Hua Liu +5 more | 2008-05-20 |
| 7299225 | High performance predicate push-down for non-matching predicate operands | Brian Tran, Hsiuying Cheng, Shuanglin Guo, Patrick M. Malone, Xiazhen Wang +1 more | 2007-11-20 |
| 6980981 | Method, system, and program for selecting a join order for tables subject to a join operation | You-Chin Fuh, Joseph Sinnott | 2005-12-27 |
| 6571233 | Optimization of SQL queries using filtering predicates | Patrick M. Malone, Jerry Mukai, Randy Mitchell Nakagawa | 2003-05-27 |
| 6272487 | Query optimization through the use of multi-column statistics to avoid the problems of non-indexed column correlation | Balakrishna Raghavendra Iyer, Akira Shibamiya, Hong Sang Tie, Min Wang | 2001-08-07 |
| 6081799 | Executing complex SQL queries using index screening for conjunct or disjunct index operations | Peter Hoa, Fen-Ling Lin, Hong Sang Tie | 2000-06-27 |
| 6038569 | System for data structure loading with concurrent image copy | John Marland Garth, Laura M. Kunioka-Weis, James Zu-Chia Teng | 2000-03-14 |
| 6026412 | Interaction between application of a log and maintenance of a table that maps record identifiers during online reorganization of a database | Gary Howard Sockut | 2000-02-15 |
| 5995957 | Query optimization through the use of multi-column statistics to avoid the problems of column correlation | Balakrishna Raghavendra Iyer, Akira Shibamiya, Hong Sang Tie, Min Wang | 1999-11-30 |
| 5940819 | User specification of query access paths in a relational database management system | Donald J. Haderle, Akira Shibamiya, Hong Sang Tie, Yun Wang | 1999-08-17 |
| 5721915 | Interaction between application of a log and maintenance of a table that maps record identifiers during online reorganization of a database | Gary Howard Sockut | 1998-02-24 |