Grace Kwan-On Au

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Rancho Palos Verdes, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Performing SQL query optimization by simplifying sub-expressions
- Patent number 8,140,521
- Issue date Mar 20, 2012
- Teradata US, Inc.
- Stephen Fife Sheldon
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Independent column detection in selectivity estimation
- Patent number 8,024,286
- Issue date Sep 20, 2011
- Teradata US, Inc.
- Grace Kwan-On Au
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Row triggers
- Patent number 7,640,229
- Issue date Dec 29, 2009
- Teradata US, Inc.
- Frederick S. Kaufmann
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Efficient costing for inclusion merge join
- Patent number 7,260,563
- Issue date Aug 21, 2007
- NCR Corp.
- Bibhu Ranjan Priyadarshi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method and system for measuring parallelism of a database system ex...
- Patent number 7,171,397
- Issue date Jan 30, 2007
- NCR Corp.
- Grace Kwan-On Au
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
INDEPENDENT COLUMN DETECTION IN SELECTIVITY ESTIMATION
- Publication number 20100174702
- Publication date Jul 8, 2010
- Grace Kwan-On Au
- G06 - COMPUTING CALCULATING COUNTING