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Note: Links lead to the DBLP on the Web. Hans-Joachim Lenz 11 Hans-Joachim Lenz, Bernhard Thalheim : OLAP Databases and Aggregation Functions. SSDBM 2001 : 91-100 10 Markus Schaal , Hans-Joachim Lenz: Best Time and Content for Delay Notification. TIME 2001 : 75-80 9 Marcus Jürgens , Hans-Joachim Lenz: Tree Based Indexes Versus Bitmap Indexes: A Performance Study. IJCIS 10 (3): 355-376 (2001) 8 Marcus Jürgens , Hans-Joachim Lenz: Tree Based Indexes vs. Bitmap Indexes - a Performance Study. DMDW 1999 : 1 7 Jörg Caumanns , Hans-Joachim Lenz: Hypermedia Fusion - A Document Generator for the World Wide Web. ICMCS, Vol. 2 1999 : 892-896 6 Marcus Jürgens , Hans-Joachim Lenz: PISA: Performance Models for Index Structures with and without Aggregated Data. SSDBM 1999 : 78-87 5 Marcus Jürgens , Hans-Joachim Lenz: The R a * -tree: An improved R-tree with Materialized Data for Supporting Range Queries on OLAP-Data. DEXA Workshop 1998 : 186-191 4 St. De Francisci , Oliver Günther , Hans-Joachim Lenz, Maurizio Lenzerini , Arie Shoshani : OLAP and Data Warehousing in Statistical Databases (Panel). SSDBM 1998 : 167 3 Hans-Joachim Lenz, Arie Shoshani : Summarizability in OLAP and Statistical Data Bases. SSDBM 1997 : 132-143 2 Hans-Joachim Lenz: The Conceptual Schema and External Schemata of Metadatabases. SSDBM 1994 : 160-165 1 Hans-Joachim Lenz: Performance Evaluation of Batch Inspection Schemes using Simulation on a Microcomputer. IMACS European Simulation Meeting 1984 : 119-122  DiSC'02 © 2003 Association for Computing Machinery |
