Data warehouse (DW) are used in local or global level as per usages. Most of the DW was
designed for online purposes targeting the multinational firms. Majority of local firms directly …

Despite a decade of research in OLAP systems, very few works attempt to tackle the problem
of analysing data extracted from XML text-rich documents. These documents are loosely …

During the last few years, several frameworks have dealt with Data Warehousing (DW)
design issues. Most of these frameworks provide partial answers that focus either on …

Nos travaux se situent dans le cadre des systèmes d'aide à la décision reposant sur un
Entrepôt de Données multidimensionnelles (ED). Un ED est une collection de données …

For better business analytical processing, data warehouses are a helpful system. Most of the
government departments, academic institutions and other businesses such as warehouse …

Modeling and data warehousing have been considered, for more than one decade, as a
new challenging research topic for which different approaches have been proposed …

Au cours de ces dernières années, plusieurs approches ont abordé la modélisation et le
développement des Entrepôts de Données (ED). La plupart de ces approches fournit des …

Many recent technologies increase the generation of data and its usages. There are
concerns to store, retrieved large data, processing multiple queries and services …

Les travaux présentés dans cette thèse se situent dans le cadre de la modélisation,
l'implémentation et l'optimisation des systèmes décisionnels. En fait, vu leur caractère …

The works presented in this thesis relate to decision-support systems modeling,
implementation and optimization. In fact, because of their scalability and complexity …