Watermarking allows robust and unobtrusive insertion of information in a digital document. Very recently, techniques have been proposed for watermarking relational databases or XM...
Abstract. XML views can be used in Web applications to resolve incompatibilities among heterogeneous XML sources. They allow to reduce the amount of data that a user has to deal wi...
Hanna Kozankiewicz, Jacek Leszczylowski, Kazimierz...
XQuery is a powerful language defined by the W3C to query XML documents. Its query functionalities and its expressiveness satisfy the major needs of both the database community an...
Nicolas Travers, Tuyet-Tram Dang-Ngoc, Tianxiao Li...
We introduce FoXQ, a visual language that would enable end users to query XML. Our aim is to develop a language that would bring a lot of the functionality of XQuery within the re...
The question whether a given set of views, defined by queries, can be used to answer another query, arises in several contexts such as query optimization, data integration and se...