Inventor
SIMMEN DAVID EVERETT
US14 patents
⚠️ This page may combine multiple inventors who share the name “SIMMEN DAVID EVERETT”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IBM
9 patentsUS6081801AJun 27, 2000
Shared nothing parallel execution of procedural constructs in SQL
IBM269 citations98
US5873075AFeb 16, 1999
Synchronization of SQL actions in a relational database system
IBM190 citations98
US5960428ASep 28, 1999
Star/join query optimization
IBM119 citations97
US7958113B2Jun 7, 2011
Automatically and adaptively determining execution plans for queries with parameter markers
IBM62 citations96
US6105020AAug 15, 2000
System and method for identifying and constructing star joins for execution by bitmap ANDing
IBM74 citations95
US7716215B2May 11, 2010
System, method, and computer program product for progressive query processing
IBM32 citations91
US7383246B2Jun 3, 2008
System, method, and computer program product for progressive query processing
IBM37 citations91
US6993516B2Jan 31, 2006
Efficient sampling of a relational database
IBM16 citations81
US7185004B1Feb 27, 2007
System and method for reverse routing materialized query tables in a database
IBM5 citations63