Mengchu Cai

Person

San Jose, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Late-binding database views
- Patent number 11,960,468
- Issue date Apr 16, 2024
- Amazon Technologies, Inc.
- Huiyuan Wang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Dynamically assigning queries to secondary query processing resources
- Patent number 11,868,359
- Issue date Jan 9, 2024
- Amazon Technologies, Inc.
- Gaurav Saxena
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Dynamically assigning queries to secondary query processing resources
- Patent number 11,308,100
- Issue date Apr 19, 2022
- Amazon Technologies, Inc.
- Gaurav Saxena
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Format independent processing for distributed data
- Patent number 11,074,261
- Issue date Jul 27, 2021
- Amazon Technologies, Inc.
- Ippokratis Pandis
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Dynamic predicate indexing for data stores
- Patent number 10,860,562
- Issue date Dec 8, 2020
- Amazon Technologies, Inc.
- Anurag Windlass Gupta
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Relocating data sharing operations for query processing
- Patent number 10,769,148
- Issue date Sep 8, 2020
- Amazon Technologies, Inc.
- Nathan Binkert
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Tiered data processing for distributed data
- Patent number 10,528,599
- Issue date Jan 7, 2020
- Amazon Technologies, Inc.
- Ippokratis Pandis
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Distributed union all queries
- Patent number 10,289,723
- Issue date May 14, 2019
- Amazon Technologies, Inc.
- Mengchu Cai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optimizing update operations in hierarchically structured documents
- Patent number 9,934,209
- Issue date Apr 3, 2018
- International Business Machines Corporation
- Mengchu Cai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optimizing update operations in hierarchically structured documents
- Patent number 9,934,210
- Issue date Apr 3, 2018
- International Business Machines Corporation
- Mengchu Cai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optimizing update operations in hierarchically structured documents
- Patent number 9,747,264
- Issue date Aug 29, 2017
- International Business Machines Corporation
- Mengchu Cai
- G06 - COMPUTING CALCULATING COUNTING
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
Optimizing update operations in hierarchically structured documents
- Patent number 9,471,555
- Issue date Oct 18, 2016
- International Business Machines Corporation
- Mengchu Cai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Efficient method of using XML value indexes without exact path info...
- Patent number 9,430,582
- Issue date Aug 30, 2016
- International Business Machines Corporation
- Mengchu Cai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Efficient method of using XML value indexes without exact path info...
- Patent number 8,972,377
- Issue date Mar 3, 2015
- International Business Machines Corporation
- Guogen Zhang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Indexing timestamp with time zone value
- Patent number 8,903,814
- Issue date Dec 2, 2014
- International Business Machines Corporation
- Mengchu Cai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Query rewrite for pre-joined tables
- Patent number 8,666,969
- Issue date Mar 4, 2014
- International Business Machines Corporation
- Thomas A. Beavin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Supporting efficient partial update of hierarchically structured do...
- Patent number 8,495,085
- Issue date Jul 23, 2013
- International Business Machines Corporation
- Mengchu Cai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Cost-based subquery correlation and decorrelation
- Patent number 7,840,552
- Issue date Nov 23, 2010
- International Business Machines Corporation
- Thomas Abel Beavin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optimizing aggregate processing
- Patent number 7,657,570
- Issue date Feb 2, 2010
- International Business Machines Corporation
- Yun Wang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Cost-based subquery correlation and decorrelation
- Patent number 7,376,646
- Issue date May 20, 2008
- International Business Machines Corporation
- Thomas Abel Beavin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method, system, and program for optimizing aggregate processing
- Patent number 7,243,098
- Issue date Jul 10, 2007
- International Business Machines Corporation
- Yun Wang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method, system, and program for optimizing processing of nested fun...
- Patent number 7,124,137
- Issue date Oct 17, 2006
- International Business Machines Corporation
- Fen-Ling Lin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Eliminating superfluous namespace declarations and undeclaring defa...
- Patent number 7,120,864
- Issue date Oct 10, 2006
- International Business Machines Corporation
- Mengchu Cai
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
DYNAMICALLY ASSIGNING QUERIES TO SECONDARY QUERY PROCESSING RESOURCES
- Publication number 20220237184
- Publication date Jul 28, 2022
- AMAZON TECHNOLOGIES, INC.
- Gaurav Saxena
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DYNAMICALLY ASSIGNING QUERIES TO SECONDARY QUERY PROCESSING RESOURCES
- Publication number 20200409949
- Publication date Dec 31, 2020
- AMAZON TECHNOLOGIES, INC.
- Gaurav Saxena
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
OPTIMIZING UPDATE OPERATIONS IN HIERARCHICALLY STRUCTURED DOCUMENTS
- Publication number 20170124033
- Publication date May 4, 2017
- International Business Machines Corporation
- Mengchu Cai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
OPTIMIZING UPDATE OPERATIONS IN HIERARCHICALLY STRUCTURED DOCUMENTS
- Publication number 20170124032
- Publication date May 4, 2017
- International Business Machines Corporation
- Mengchu Cai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
OPTIMIZING UPDATE OPERATIONS IN HIERARCHICALLY STRUCTURED DOCUMENTS
- Publication number 20160371236
- Publication date Dec 22, 2016
- International Business Machines Corporation
- Mengchu Cai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
EFFICIENT METHOD OF USING XML VALUE INDEXES WITHOUT EXACT PATH INFO...
- Publication number 20150199449
- Publication date Jul 16, 2015
- International Business Machines Corporation
- Mengchu Cai
- G06 - COMPUTING CALCULATING COUNTING
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 REWRITE FOR PRE-JOINED TABLES
- Publication number 20130124500
- Publication date May 16, 2013
- International Business Machines Corporation
- Thomas A. Beavin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
INDEXING TIMESTAMP WITH TIME ZONE VALUE
- Publication number 20130013617
- Publication date Jan 10, 2013
- International Business Machines Corporation
- Mengchu Cai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Supporting efficient partial update of hierarchically structured do...
- Publication number 20120078942
- Publication date Mar 29, 2012
- International Business Machines Corporation
- Mengchu Cai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Multi-Versioning Mechanism for Update of Hierarchically Structured...
- Publication number 20110302195
- Publication date Dec 8, 2011
- International Business Machines Corporation
- Mengchu Cai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
EFFICIENT METHOD OF USING XML VALUE INDEXES WITHOUT EXACT PATH INFO...
- Publication number 20090112858
- Publication date Apr 30, 2009
- International Business Machines Corporation
- Guogen Zhang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STREAMING XPATH ALGORITHM FOR XPATH EXPRESSIONS WITH PREDICATES
- Publication number 20080222176
- Publication date Sep 11, 2008
- International Business Machines Corporation
- Mengchu CAI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
COST-BASED SUBQUERY CORRELATION AND DECORRELATION
- Publication number 20080215534
- Publication date Sep 4, 2008
- International Business Machines Corporation
- Thomas Abel BEAVIN
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Streaming XPath algorithm for XPath expressions with predicates
- Publication number 20070198479
- Publication date Aug 23, 2007
- International Business Machines Corporation
- Mengchu Cai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
OPTIMIZING AGGREGATE PROCESSING
- Publication number 20070192285
- Publication date Aug 16, 2007
- International Business Machines Corporation
- Yun WANG
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Cost-based subquery correlation and decorrelation
- Publication number 20060287979
- Publication date Dec 21, 2006
- Thomas Abel Beavin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Eliminating superfluous namespace declarations and undeclaring defa...
- Publication number 20050166140
- Publication date Jul 28, 2005
- International Business Machines Corporation
- Mengchu Cai
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method, system, and program for optimizing aggregate processing
- Publication number 20040122815
- Publication date Jun 24, 2004
- International Business Machines Corporation
- Yun Wang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method, system, and program for optimizing processing of nested fun...
- Publication number 20040122795
- Publication date Jun 24, 2004
- Fen-Ling Lin
- G06 - COMPUTING CALCULATING COUNTING

Mengchu Cai

Person

Patents Grantslast 30 patents

Late-binding database views

Dynamically assigning queries to secondary query processing resources

Dynamically assigning queries to secondary query processing resources

Format independent processing for distributed data

Dynamic predicate indexing for data stores

Relocating data sharing operations for query processing

Tiered data processing for distributed data

Distributed union all queries

Optimizing update operations in hierarchically structured documents

Optimizing update operations in hierarchically structured documents

Optimizing update operations in hierarchically structured documents

Boolean term conversion for null-tolerant disjunctive predicates

Boolean term conversion for null-tolerant disjunctive predicates

Optimizing update operations in hierarchically structured documents

Efficient method of using XML value indexes without exact path info...

Efficient method of using XML value indexes without exact path info...

Indexing timestamp with time zone value

Query rewrite for pre-joined tables

Supporting efficient partial update of hierarchically structured do...

Cost-based subquery correlation and decorrelation

Optimizing aggregate processing

Cost-based subquery correlation and decorrelation

Method, system, and program for optimizing aggregate processing

Method, system, and program for optimizing processing of nested fun...

Eliminating superfluous namespace declarations and undeclaring defa...

Patents Applicationslast 30 patents

DYNAMICALLY ASSIGNING QUERIES TO SECONDARY QUERY PROCESSING RESOURCES

DYNAMICALLY ASSIGNING QUERIES TO SECONDARY QUERY PROCESSING RESOURCES

OPTIMIZING UPDATE OPERATIONS IN HIERARCHICALLY STRUCTURED DOCUMENTS

OPTIMIZING UPDATE OPERATIONS IN HIERARCHICALLY STRUCTURED DOCUMENTS

OPTIMIZING UPDATE OPERATIONS IN HIERARCHICALLY STRUCTURED DOCUMENTS

EFFICIENT METHOD OF USING XML VALUE INDEXES WITHOUT EXACT PATH INFO...

BOOLEAN TERM CONVERSION FOR NULL-TOLERANT DISJUNCTIVE PREDICATES

BOOLEAN TERM CONVERSION FOR NULL-TOLERANT DISJUNCTIVE PREDICATES

QUERY REWRITE FOR PRE-JOINED TABLES

INDEXING TIMESTAMP WITH TIME ZONE VALUE

Supporting efficient partial update of hierarchically structured do...

Multi-Versioning Mechanism for Update of Hierarchically Structured...

EFFICIENT METHOD OF USING XML VALUE INDEXES WITHOUT EXACT PATH INFO...

STREAMING XPATH ALGORITHM FOR XPATH EXPRESSIONS WITH PREDICATES

COST-BASED SUBQUERY CORRELATION AND DECORRELATION

Streaming XPath algorithm for XPath expressions with predicates

OPTIMIZING AGGREGATE PROCESSING

Cost-based subquery correlation and decorrelation

Eliminating superfluous namespace declarations and undeclaring defa...

Method, system, and program for optimizing aggregate processing

Method, system, and program for optimizing processing of nested fun...