Sciweavers

DAWAK
2008
Springer
13 years 6 months ago
Efficient Data Distribution for DWS
The DWS (Data Warehouse Striping) technique is a data partitioning approach especially designed for distributed data warehousing environments. In DWS the fact tables are distribute...
Raquel Almeida, Jorge Vieira, Marco Vieira, Henriq...
DOLAP
2005
ACM
13 years 6 months ago
Goal-oriented requirement analysis for data warehouse design
Several surveys indicate that a significant percentage of data warehouses fail to meet business objectives or are outright failures. One of the reasons for this is that requireme...
Paolo Giorgini, Stefano Rizzi, Maddalena Garzetti
VLDB
2000
ACM
248views Database» more  VLDB 2000»
13 years 8 months ago
Multi-Dimensional Database Allocation for Parallel Data Warehouses
Data allocation is a key performance factor for parallel database systems (PDBS). This holds especially for data warehousing environments where huge amounts of data and complex an...
Thomas Stöhr, Holger Märtens, Erhard Rah...
CAISE
2006
Springer
13 years 8 months ago
Integrated Vision of Federated Data Warehouses
The notion of Federated Data Warehouse Architecture was suggested for various reasons: bigger autonomy of divisions in an organization, better adaptation to user needs, bigger effi...
Michel Schneider
VLDB
1997
ACM
103views Database» more  VLDB 1997»
13 years 8 months ago
Incremental Organization for Data Recording and Warehousing
Data warehouses and recording systems typically have a large continuous stream of incoming data, that must be stored in a manner suitable for future access. Access to stored recor...
H. V. Jagadish, P. P. S. Narayan, S. Seshadri, S. ...
VLDB
1998
ACM
111views Database» more  VLDB 1998»
13 years 8 months ago
Expiring Data in a Warehouse
Data warehouses collect data into materialized views for analysis. After some time, some of the data may no longer be needed or may not be of interest. In this paper, we handle th...
Hector Garcia-Molina, Wilburt Labio, Jun Yang 0001
VLDB
1998
ACM
94views Database» more  VLDB 1998»
13 years 8 months ago
Issues in Developing Very Large Data Warehouses
The size of The Boeing Company posts some stringent requirements on data warehouse design and implementation. We summarize four interesting and challenging issues in developing ve...
Lyman Do, Pamela Drew, Wei Jin, Vish Jumani, David...
VLDB
1999
ACM
159views Database» more  VLDB 1999»
13 years 8 months ago
Aggregation Algorithms for Very Large Compressed Data Warehouses
Many efficient algorithms to compute multidimensional aggregation and Cube for relational OLAP have been developed. However, to our knowledge, there is nothing to date in the lite...
Jianzhong Li, Doron Rotem, Jaideep Srivastava
ECOOPW
1999
Springer
13 years 8 months ago
Outdating Outdated Objects
In many application scenarios the database is changing quite rapidly. Because the management of such data is rather expensive and cumbersome, many applications like data warehouse...
Holger Riedel
DANTE
1999
IEEE
150views Database» more  DANTE 1999»
13 years 8 months ago
Modeling and Executing the Data Warehouse Refreshment Process
Data warehouse refreshment is often viewed as a problem of maintaining materialized views over operational sources. In this paper, we show that the data warehouse refreshment proc...
Athanasios Vavouras, Stella Gatziu, Klaus R. Dittr...