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ICDE
2007
IEEE
127views Database» more  ICDE 2007»
14 years 11 months ago
Supporting Streaming Updates in an Active Data Warehouse
Active Data Warehousing has emerged as an alternative to conventional warehousing practices in order to meet the high demand of applications for up-to-date information. In a nutsh...
Neoklis Polyzotis, Spiros Skiadopoulos, Panos Vass...
DEXA
1998
Springer
179views Database» more  DEXA 1998»
14 years 2 months ago
Concurrent Warehouse Maintenance Without Compromising Session Consistency
Abstract. To achieve acceptable query response times in data warehouse environments, the data have to be pre-aggregated according to the need of the applications and stored redunda...
Michael Teschke, Achim Ulbrich
WIIW
2001
109views more  WIIW 2001»
13 years 11 months ago
Managing Source Schema Evolution in Web Warehouses
Web Data Warehouses have been introduced to enable the analysis of integrated Web data. One of the main challenges in these systems is to deal with the volatile and dynamic nature...
Adriana Marotta, Regina Motz, Raul Ruggia
DAWAK
2011
Springer
12 years 10 months ago
OLAP Formulations for Supporting Complex Spatial Objects in Data Warehouses
In recent years, there has been a large increase in the amount of spatial data obtained from remote sensing, GPS receivers, communication terminals and other domains. Data warehous...
Ganesh Viswanathan, Markus Schneider
ICDM
2005
IEEE
148views Data Mining» more  ICDM 2005»
14 years 4 months ago
Online Hierarchical Clustering in a Data Warehouse Environment
Many important industrial applications rely on data mining methods to uncover patterns and trends in large data warehouse environments. Since a data warehouse is typically updated...
Elke Achtert, Christian Böhm, Hans-Peter Krie...