Inventor

DOWNER ROBERT VICTOR

US6 patents

⚠️ This page may combine multiple inventors who share the name “DOWNER ROBERT VICTOR”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

IBM

3 patents

US6915290B2Jul 5, 2005

Database query optimization apparatus and method that represents queries as graphs

IBM71 citations95

US6754652B2Jun 22, 2004

Database query optimizer framework with dynamic strategy dispatch

IBM55 citations93

US7171398B2Jan 30, 2007

Outer and exception join to inner join normalization

IBM6 citations61

BESTGEN ROBERT JOSEPH

2 patents

US9411861B2Aug 9, 2016

Multiple result sets generated from single pass through a dataspace

BESTGEN ROBERT JOSEPH7 citations82

US8935231B2Jan 13, 2015

Optimizing a query to a partitioned database table using a virtual maintained temporary index that spans multiple database partitions

BESTGEN ROBERT JOSEPH1 citations50

DOWNER ROBERT VICTOR

1 patent

US8126873B2Feb 28, 2012

Portable and iterative re-usable suboptimization of database queries

DOWNER ROBERT VICTOR8 citations78