title: the treescape system : reuse of pre-computed aggregates over irregular olap hierarchies. authors: t pedersen , c jensen , c dyreson. venue: vldb. year: 2000
title: the treescape system : reuse of pre-computed aggregates over irregular olap hierarchies. authors: tb pedersen , cs jensen , ce dyreson. venue: proceedings of the international conference on very large & hellip ; ,. year: 2000.0