Inventor · disambiguated record
David C. Sharpe
Also filed as: SHARPE DAVID C
19 granted patents·1 pending application·218 citations·filing 2001–2018
93Inventor score
Top patents by PatentIndex Score
20 records- 0192US8005868B2System and method for multiple distinct aggregate queriesIBM·Filed 2008·Granted Aug 23, 2011·54 cites·12 claims
- 0286US7533087B2Method, system, and program for executing a query having a union all operator and data modifying operationsIBM·Filed 2004·Granted May 12, 2009·53 cites·14 claims
- 0385US10157193B2Switching between a non-partitioned hash join and a partitioned hash join based on an amount of available memoryIBM·Filed 2016·Granted Dec 18, 2018·4 cites·9 claims
- 0483US9043310B2Accessing a dimensional data model when processing a queryLIU SHAORONG·Filed 2011·Granted May 26, 2015·15 cites·20 claims
- 0574US7409385B2Method, system and program for executing a query having a UNION operatorIBM·Filed 2004·Granted Aug 5, 2008·32 cites·36 claims
- 0670US7043469B2Method and system for slow materialization of scrollable cursor result setsIBM·Filed 2002·Granted May 9, 2006·20 cites·6 claims
- 0763US6879977B2Execution of database queries including filteringIBM·Filed 2001·Granted Apr 12, 2005·16 cites·14 claims
- 0862US10176223B2Query plan optimization for large payload columnsIBM·Filed 2018·Granted Jan 8, 2019·0 cites·1 claims
- 0962US10176224B2Query plan optimization for large payload columnsIBM·Filed 2018·Granted Jan 8, 2019·0 cites·1 claims
- 1060US9984122B2Query plan optimization for large payload columnsIBM·Filed 2017·Granted May 29, 2018·0 cites·1 claims
- 1158US8626744B2Executing CASE expressions containing subqueriesCHENG QI·Filed 2012·Granted Jan 7, 2014·1 cites·9 claims
- 1257US10108667B2Query plan optimization for large payload columnsIBM·Filed 2016·Granted Oct 23, 2018·0 cites·15 claims
- 1356US10572463B2Efficient handling of sort payload in a column organized relational databaseIBM·Filed 2017·Granted Feb 25, 2020·0 cites·8 claims
- 1456US7539667B2Method, system and program for executing a query having a union operatorIBM·Filed 2004·Granted May 26, 2009·13 cites·3 claims
- 1554US10572462B2Efficient handling of sort payload in a column organized relational databaseIBM·Filed 2016·Granted Feb 25, 2020·0 cites·8 claims
- 1653US10671637B2Switching between a non-partitioned hash join and a partitioned hash join based on an amount of available memoryIBM·Filed 2017·Granted Jun 2, 2020·0 cites·5 claims
- 1750US7085751B2Query execution in query processing systemsIBM·Filed 2001·Granted Aug 1, 2006·9 cites·12 claims
- 1840US7010552B2Optimizing command execution in database systems that provide support for updatable scrollable cursorsIBM·Filed 2001·Granted Mar 7, 2006·0 cites·22 claims
- 1936US8825616B2Execution of database queries including filteringHUFFMAN PAUL C·Filed 2007·Granted Sep 2, 2014·1 cites·33 claims
- 2029US2005004906A1Execution of database queries including filteringFiled 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →