Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11714810 | Join-based containment for set operation-based sub query removal | Rafi Ahmed | 2023-08-01 |
| 11650991 | Efficient optimization of SQL queries having set operators with a multi-set semantic | Yu-Cheng Su | 2023-05-16 |
| 11442933 | Function semantic based partition-wise SQL execution and partition pruning | Andrew Witkowski, Manish Pratap Singh, Madhuri Kandepi | 2022-09-13 |
| 11301468 | Efficient execution of a sequence of SQL operations using runtime partition injection and iterative execution | — | 2022-04-12 |
| 11061895 | Adaptive granule generation for parallel queries with run-time data pruning | Yi Pan, Kavya Shankar | 2021-07-13 |
| 11036734 | Fusing global reporting aggregate computation with the underlying operation in the query tree for efficient evaluation | — | 2021-06-15 |
| 10891271 | Optimized execution of queries involving early terminable database operators | Yi Pan, Madhuri Kandepi | 2021-01-12 |
| 9535956 | Efficient set operation execution using a single group-by operation | — | 2017-01-03 |
| 9460154 | Dynamic parallel aggregation with hybrid batch flushing | Huagang Li | 2016-10-04 |
| 9390129 | Scalable and adaptive evaluation of reporting window functions | Huagang Li, Sankar Subramanian, Andrew Witkowski | 2016-07-12 |
| 9268817 | Efficient evaluation of hierarchical cubes by non-blocking rollups and skipping levels | — | 2016-02-23 |
| 9235621 | Data-aware scalable parallel execution of rollup operations | Jianhua Liang | 2016-01-12 |
| 9158812 | Enhancing parallelism in evaluation ranking/cumulative window functions | Huagang Li | 2015-10-13 |
| 8650208 | Method and system for enhancing scalability of analytic window functions | — | 2014-02-11 |
| 8150865 | Techniques for coalescing subqueries | Rafi Ahmed | 2012-04-03 |
| 8041731 | Efficient evaluation of SQL pivot operations | Lei Sheng, Sankar Subramanian | 2011-10-18 |
| 7945560 | Technique for removing subquery in group by—having clauses using window functions | Rafi Ahmed | 2011-05-17 |
| 7809712 | Compile-time optimizations of queries with SQL spreadsheet | Andrew Witkowski, Tolga Bozkaya, Abhinav Gupta, Nathan Folkert, Sankar Subramanian | 2010-10-05 |
| 7761403 | Run-time optimizations of queries with SQL spreadsheet | Andrew Witkowski, Tolga Bozkaya, Abhinav Gupta, Nathan Folkert, Sankar Subramanian | 2010-07-20 |
| 7730055 | Efficient hash based full-outer join | Benoit Dageville | 2010-06-01 |
| 7469241 | Efficient data aggregation operations using hash tables | Benoit Dageville | 2008-12-23 |
| 7177855 | Compile-time optimizations of queries with SQL spreadsheet | Andrew Witkowski, Tolga Bozkaya, Abhinav Gupta, Nathan Folkert, Sankar Subramanian | 2007-02-13 |
| 7035843 | Evaluation of database hierarchical cubes by nesting rollup operators associated with multiple groupings | Abhinav Gupta, Andrew Witkowski | 2006-04-25 |
| 6622138 | Method and apparatus for optimizing computation of OLAP ranking functions | Bhaskar Ghosh, Andrew Witkowski | 2003-09-16 |