Inventor
EGAN RANDY L
US20 patents
⚠️ This page may combine multiple inventors who share the name “EGAN RANDY L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IBM
10 patentsUS7020647B1Mar 28, 2006
Utilize encoded vector indexing for database grouping
IBM35 citations91
US7007009B2Feb 28, 2006
Representation for data used in query optimization
IBM37 citations91
US6356888B1Mar 12, 2002
Utilize encoded vector indexes for distinct processing
IBM45 citations91
US8015191B2Sep 6, 2011
Implementing dynamic processor allocation based upon data density
IBM7 citations84
US7653826B1Jan 26, 2010
Method and apparatus for query optimization and management of sleepy drives
IBM14 citations83
US8745033B2Jun 3, 2014
Database query optimization using index carryover to subset an index
IBM5 citations73
US8380703B2Feb 19, 2013
Feedback loop between a query optimizer and a cache manager
IBM6 citations73
US9129037B2Sep 8, 2015
Disappearing index for more efficient processing of a database query
IBM3 citations63
US8386445B2Feb 26, 2013
Reorganizing database tables
IBM3 citations63
US10387411B2Aug 20, 2019
Determining a density of a key value referenced in a database query over a range of rows
IBM0 citations52
DAY PAUL R
5 patentsUS8275761B2Sep 25, 2012
Determining a density of a key value referenced in a database query over a range of rows
DAY PAUL R9 citations83
US8140517B2Mar 20, 2012
Database query optimization using weight mapping to qualify an index
DAY PAUL R9 citations79
US8290936B2Oct 16, 2012
Executing a query plan with display of intermediate results
DAY PAUL R5 citations62
US8140520B2Mar 20, 2012
Embedding densities in a data structure
DAY PAUL R2 citations62
US8396861B2Mar 12, 2013
Determining a density of a key value referenced in a database query over a range of rows
DAY PAUL R0 citations51
EGAN RANDY L
4 patentsUS8473484B2Jun 25, 2013
Identifying impact of installing a database patch
EGAN RANDY L8 citations82
US8396858B2Mar 12, 2013
Adding entries to an index based on use of the index
EGAN RANDY L2 citations61
US8977601B2Mar 10, 2015
Disappearing index for more efficient processing of a database query
EGAN RANDY L0 citations51
US9218394B2Dec 22, 2015
Reading rows from memory prior to reading rows from secondary storage
EGAN RANDY L0 citations40