Dengfeng Gao

Person

San Jose, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Boolean term conversion for null-tolerant disjunctive predicates
- Patent number 9,524,305
- Issue date Dec 20, 2016
- International Business Machines Corporation
- Thomas A. Beavin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Boolean term conversion for null-tolerant disjunctive predicates
- Patent number 9,519,662
- Issue date Dec 13, 2016
- International Business Machines Corporation
- Thomas A. Beavin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Query transformation for masking data within database objects
- Patent number 8,930,410
- Issue date Jan 6, 2015
- International Business Machines Corporation
- Eric L. Alton
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Estimating the compilation time of a query optimizer
- Patent number 7,925,646
- Issue date Apr 12, 2011
- International Business Machines Corporation
- Dengfeng Gao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Estimating the compilation time of a query optimizer
- Patent number 7,356,526
- Issue date Apr 8, 2008
- International Business Machines Corporation
- Dengfeng Gao
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
BOOLEAN TERM CONVERSION FOR NULL-TOLERANT DISJUNCTIVE PREDICATES
- Publication number 20150074134
- Publication date Mar 12, 2015
- Thomas A. Beavin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
BOOLEAN TERM CONVERSION FOR NULL-TOLERANT DISJUNCTIVE PREDICATES
- Publication number 20150074135
- Publication date Mar 12, 2015
- International Business Machines Corporation
- Thomas A. BEAVIN
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Query Transformation for Masking Data Within Database Objects
- Publication number 20130086088
- Publication date Apr 4, 2013
- International Business Machines Corporation
- Eric L. Alton
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
CORRELATION AND PARALLELISM AWARE MATERIALIZED VIEW RECOMMENDATION...
- Publication number 20090177697
- Publication date Jul 9, 2009
- International Business Machines Corporation
- Dengfeng Gao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ESTIMATING THE COMPILATION TIME OF A QUERY OPTIMIZER
- Publication number 20080154844
- Publication date Jun 26, 2008
- International Business Machines Corporation
- Dengfeng Gao
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Estimating the compilation time of a query optimizer
- Publication number 20050071331
- Publication date Mar 31, 2005
- Dengfeng Gao
- G06 - COMPUTING CALCULATING COUNTING

Dengfeng Gao

Person

Patents Grantslast 30 patents

Boolean term conversion for null-tolerant disjunctive predicates

Boolean term conversion for null-tolerant disjunctive predicates

Query transformation for masking data within database objects

Estimating the compilation time of a query optimizer

Estimating the compilation time of a query optimizer

Patents Applicationslast 30 patents

BOOLEAN TERM CONVERSION FOR NULL-TOLERANT DISJUNCTIVE PREDICATES

BOOLEAN TERM CONVERSION FOR NULL-TOLERANT DISJUNCTIVE PREDICATES

Query Transformation for Masking Data Within Database Objects

CORRELATION AND PARALLELISM AWARE MATERIALIZED VIEW RECOMMENDATION...

ESTIMATING THE COMPILATION TIME OF A QUERY OPTIMIZER

Estimating the compilation time of a query optimizer