The structural features of XML components are an extra source of information that should be used in a contentoriented retrieval task on this type of documents. This paper explores...
Armstrong databases are a popular tool in example-based database design. An Armstrong database for a given constraint set from a fixed constraint class Z satisfies precisely those ...
Systems for managing and querying semistructured-data sources often store data in proprietary object repositories or in a tagged-text format. We describe a technique that can use ...
In the relational model it has been shown that the flat relational algebra has the same expressive power as the nested relational algebra, as far as queries over flat relations ...
Wim Le Page, Jan Hidders, Philippe Michiels, Jan P...
We present a set of XML language extensions that bring notions from functional programming to web authors, extending the power of declarative modelling for the web. Our previous w...