Lee-Chin Liu

Person

Plymouth, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
System for executing a query having multiple distinct key columns
- Patent number 8,041,726
- Issue date Oct 18, 2011
- International Business Machines Corporation
- Yao-Ching Chen
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method for executing a query having multiple distinct key columns
- Patent number 7,487,140
- Issue date Feb 3, 2009
- International Business Machines Corporation
- Yao-Ching Chen
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Materialized view signature and efficient identification of materia...
- Patent number 7,246,115
- Issue date Jul 17, 2007
- International Business Machines Corporation
- Guogen Zhang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Query transformation for queries involving correlated subqueries ha...
- Patent number 7,181,446
- Issue date Feb 20, 2007
- International Business Machines Corporation
- Patrick D. Bossman
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Efficient heuristic approach in selection of materialized views whe...
- Patent number 7,089,225
- Issue date Aug 8, 2006
- International Business Machines Corporation
- Ruiping Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method, system, and program for searching a list of entries when se...
- Patent number 6,513,028
- Issue date Jan 28, 2003
- International Business Machines Corporation
- Christina Marie Lee
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method, system, and program for determining the join ordering of ta...
- Patent number 6,397,204
- Issue date May 28, 2002
- International Business Machines Corporation
- Lee-Chin Hsu Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Secondary index search
- Patent number 6,266,660
- Issue date Jul 24, 2001
- Unisys Corporation
- Lee-Chin Hsu Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Hybrid hash join process
- Patent number 6,263,331
- Issue date Jul 17, 2001
- Unisys Corporation
- Lee-Chin Hsu Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Merge join process
- Patent number 6,185,557
- Issue date Feb 6, 2001
- Unisys Corporation
- Lee-Chin Hsu Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System for optimally processing a transaction and a query to the sa...
- Patent number 5,758,149
- Issue date May 26, 1998
- Unisys Corporation
- Michael J. Bierma
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM FOR EXECUTING A QUERY HAVING MULTIPLE DISTINCT KEY COLUMNS
- Publication number 20090012945
- Publication date Jan 8, 2009
- International Business Machines Corporation
- Yao-Ching Chen
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Efficient heuristic approach in selection of materialized views whe...
- Publication number 20050114307
- Publication date May 26, 2005
- Ruiping Li
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Matching groupings, re-aggregation avoidance and comprehensive aggr...
- Publication number 20040122814
- Publication date Jun 24, 2004
- International Business Machines Corporation
- Guogen Zhang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Materialized view signature and efficient identification of materia...
- Publication number 20040122804
- Publication date Jun 24, 2004
- Guogen Zhang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method and system for executing a query having multiple distinct ke...
- Publication number 20040117356
- Publication date Jun 17, 2004
- Yao-Ching Chen
- G06 - COMPUTING CALCULATING COUNTING

Lee-Chin Liu

Person

Patents Grantslast 30 patents

System for executing a query having multiple distinct key columns

Method for executing a query having multiple distinct key columns

Materialized view signature and efficient identification of materia...

Query transformation for queries involving correlated subqueries ha...

Efficient heuristic approach in selection of materialized views whe...

Method, system, and program for searching a list of entries when se...

Method, system, and program for determining the join ordering of ta...

Secondary index search

Hybrid hash join process

Merge join process

System for optimally processing a transaction and a query to the sa...

Patents Applicationslast 30 patents

SYSTEM FOR EXECUTING A QUERY HAVING MULTIPLE DISTINCT KEY COLUMNS

Efficient heuristic approach in selection of materialized views whe...

Matching groupings, re-aggregation avoidance and comprehensive aggr...

Materialized view signature and efficient identification of materia...

Method and system for executing a query having multiple distinct ke...