Method and System for Making OLAP Hierarchies Summarisable

Torben Bach Pedersen (Inventor), Christian Søndergaard Jensen (Inventor), C. E. Dyreson (Inventor)

Research output: Patent


Field of Invention: The present invention relates to computer databases, in particular to a method and system for transforming general OLAP hierarchies into summarizable hierarchies. This enables fast query response times for aggregation queries without excessive storage use even when the hierarchies are irregular. "
Original languageEnglish
Patent numberWO0108041 (A1)
Filing date01/02/2001
Publication statusPublished - 2002

Bibliographical note

WO0108041 (A1) 2001-02-01
AT246824 (T) 2003-08-15
AU5522800 (A) 2001-02-13
DE60004385 (T2) 2004-06-24
EP1222569 (A1) 2002-07-17
US7133865 (B1) 2006-11-07


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