Inventor
HOANG CHI-KIM
US19 patents
⚠️ This page may combine multiple inventors who share the name “HOANG CHI-KIM”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ORACLE INT CORP
11 patentsUS8010497B2Aug 30, 2011
Database management system with efficient version control
ORACLE INT CORP24 citations91
US7243088B2Jul 10, 2007
Database management system with efficient version control
ORACLE INT CORP33 citations91
US7269588B1Sep 11, 2007
Neighborhood locking technique for increasing concurrency among transactions
ORACLE INT CORP22 citations90
US10311154B2Jun 4, 2019
Combined row and columnar storage for in-memory databases for OLTP and analytics workloads
ORACLE INT CORP8 citations77
US7739244B2Jun 15, 2010
Operating logging for online recovery in shared memory information systems
ORACLE INT CORP9 citations77
US9569475B2Feb 14, 2017
Distributed consistent grid of in-memory database caches
ORACLE INT CORP4 citations71
US7680794B2Mar 16, 2010
Neighboring locking technique for increasing concurrency among transactions
ORACLE INT CORP5 citations71
US11860830B2Jan 2, 2024
Combined row and columnar storage for in-memory databases for OLTP and analytics workloads
ORACLE INT CORP0 citations56
US11176115B2Nov 16, 2021
Dependency locking
ORACLE INT CORP0 citations50
US11829349B2Nov 28, 2023
Direct-connect functionality in a distributed database grid
ORACLE INT CORP0 citations46
US11188516B2Nov 30, 2021
Providing consistent database recovery after database failure for distributed databases with non-durable storage leveraging background synchronization point
ORACLE INT CORP0 citations44
NCR CORP
7 patentsUS6505188B1Jan 7, 2003
Virtual join index for relational databases
NCR CORP77 citations97
US6505189B1Jan 7, 2003
Aggregate join index for relational databases
NCR CORP147 citations96
US5761657AJun 2, 1998
Global optimization of correlated subqueries and exists predicates
NCR CORP72 citations96
US6618720B1Sep 9, 2003
Common spool files for maintaining join indexes
NCR CORP87 citations95
US6167399ADec 26, 2000
Join index for relational databases
NCR CORP47 citations92
US6374236B1Apr 16, 2002
Parallel optimized triggers in parallel processing database systems
NCR CORP54 citations88
US6470331B1Oct 22, 2002
Very large table reduction in parallel processing database systems
NCR CORP26 citations87