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CORR
2008
Springer
132views Education» more  CORR 2008»
13 years 7 months ago
Materialized View Selection by Query Clustering in XML Data Warehouses
XML data warehouses form an interesting basis for decision-support applications that exploit complex data. However, native XML database management systems currently bear limited p...
Hadj Mahboubi, Kamel Aouiche, Jérôme ...
WIIW
2001
109views more  WIIW 2001»
13 years 9 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
FQAS
2009
Springer
196views Database» more  FQAS 2009»
14 years 6 days ago
Flexible SPARQL Querying of Web Data Tables Driven by an Ontology
This paper concerns the design of a workflow which permits to feed and query a data warehouse opened on the Web, driven by a domain ontology. This data warehouse has been built to...
Patrice Buche, Juliette Dibie-Barthélemy, H...
DAWAK
2003
Springer
14 years 25 days ago
Designing Web Warehouses from XML Schemas
Web warehousing plays a key role in providing the managers with up-to-date and comprehensive information about their business domain. On the other hand, since XML is now a standard...
Boris Vrdoljak, Marko Banek, Stefano Rizzi
DEXA
2009
Springer
175views Database» more  DEXA 2009»
14 years 2 months ago
RoK: Roll-Up with the K-Means Clustering Method for Recommending OLAP Queries
Dimension hierarchies represent a substantial part of the data warehouse model. Indeed they allow decision makers to examine data at different levels of detail with On-Line Analyt...
Fadila Bentayeb, Cécile Favre