Inventor
DIPPER STEFAN
DE22 patents
⚠️ This page may combine multiple inventors who share the name “DIPPER STEFAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SAP AG
9 patentsUS7356524B2Apr 8, 2008
Query runtime estimation using statistical query records
SAP AG113 citations96
US7865780B2Jan 4, 2011
Method for test case generation
SAP AG7 citations83
US7996633B2Aug 9, 2011
Sequencing transactions and operations
SAP AG10 citations82
US8032520B2Oct 4, 2011
Extended handling of ambiguous joins
SAP AG7 citations81
US7620642B2Nov 17, 2009
Mapping data structures
SAP AG9 citations81
US7668803B2Feb 23, 2010
Data query cost estimation
SAP AG5 citations72
US7739285B2Jun 15, 2010
Efficient handling of multipart queries against relational data
SAP AG4 citations60
US7593957B2Sep 22, 2009
Hybrid data provider
SAP AG5 citations59
US9449032B2Sep 20, 2016
Multi-buffering system supporting read/write access to different data source type
SAP AG0 citations30
DIPPER STEFAN
5 patentsUS8161070B2Apr 17, 2012
Efficient delta handling in star and snowflake schemes
DIPPER STEFAN7 citations82
US8650181B2Feb 11, 2014
OLAP execution model using relational operations
DIPPER STEFAN5 citations71
US9400830B2Jul 26, 2016
Key figure data filters in OLAP with hierarchies
DIPPER STEFAN3 citations70
US9965512B2May 8, 2018
Operators for constants in aggregated formulas
DIPPER STEFAN0 citations36
US9471662B2Oct 18, 2016
Homogeneity evaluation of datasets
DIPPER STEFAN0 citations31