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» An Object Oriented Multidimensional Data Model for OLAP
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DOLAP
1999
ACM
13 years 12 months ago
Characterization of Hierarchies and Some Operators in OLAP Environment
Recently numerous proposals for modelling and querying Multidimensional Databases (MDDB) are proposed. Among the still open problems there is a rigorous classification of the diff...
Elaheh Pourabbas, Maurizio Rafanelli
DOLAP
1998
ACM
13 years 12 months ago
Dynamic Maintenance of Multidimensional Range Data Partitioning for Parallel Data Processing
Star schema has been a typical model for both online transaction processing in traditional databases and online analytical processing in large data warehouses. In the star schema,...
Junping Sun, William I. Grosky
CASCON
2001
148views Education» more  CASCON 2001»
13 years 9 months ago
A Pareto model for OLAP view size estimation
On Line Analytical Processing (OLAP) aims at gaining useful information quickly from large amounts of data residing in a data warehouse. To improve the quickness of response to qu...
Thomas P. Nadeau, Toby J. Teorey
JIDM
2010
121views more  JIDM 2010»
13 years 6 months ago
Providing Multidimensional and Geographical Integration Based on a GDW and Metamodels
Data Warehouse (DW), On-Line Analytical Processing (OLAP) and Geographical Information System (GIS) are tools for providing decision-making support. Much research is aimed at inte...
Robson do Nascimento Fidalgo, Valéria Ces&a...
VLDB
2007
ACM
143views Database» more  VLDB 2007»
14 years 7 months ago
OLAP over Imprecise Data with Domain Constraints
Several recent papers have focused on OLAP over imprecise data, where each fact can be a region, instead of a point, in a multidimensional space. They have provided a multiple-wor...
Douglas Burdick, AnHai Doan, Raghu Ramakrishnan, S...