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4 papers · 2 filters
Data Mining-based Materialized View and Index Selection in Data Warehouses
Kamel Aouiche, Jérôme Darmont
Materialized views and indexes are physical structures for accelerating data access that are casually used in data warehouses. However, these data structures generate some maintena…
An Architecture Framework for Complex Data Warehouses
Jérôme Darmont, Omar Boussaid, Jean-Christian Ralaivao +1
Nowadays, many decision support applications need to exploit data that are not only numerical or symbolic, but also multimedia, multistructure, multisource, multimodal, and/or mult…
Sélection simultanée d'index et de vues matérialisées
Nora Maiz, Kamel Aouiche, Jérôme Darmont
Indices and materialized views are physical structures that accelerate data access in data warehouses. However, these data structures generate some maintenance overhead. They also…
DWEB: A Data Warehouse Engineering Benchmark
Jérôme Darmont, Fadila Bentayeb, Omar Boussaïd
Data warehouse architectural choices and optimization techniques are critical to decision support query performance. To facilitate these choices, the performance of the designed da…