- This article presents a framework for a XML based search system composed by three layers: data layer, logic layer and presentation layer. In all three layers XML related technolo...
Pedro Almeida, Joaquim Sousa Pinto, Joaquim Arnald...
Estimating the selectivity of queries is a crucial problem in database systems. Virtually all database systems rely on the use of selectivity estimates to choose amongst the many ...
Abstract. The pure pattern calculus generalises the pure lambda-calculus by basing computation on pattern-matching instead of beta-reduction. The simplicity and power of the calcul...
XML data can be stored in different databases including ObjectRelational Database (ORDB). Using ORDB, we get the benefit of the relational maturity and the richness of OO modeling...
Implementations that load XML documents and give access to them via, e.g., the DOM, suffer from huge memory demands: the space needed to load an XML document is usually many times...