The use of relational database management systems (RDBMSs) to store and query XML data has attracted considerable interest with a view to leveraging their powerful and reliable da...
The trend towards outsourcing increases the number of documents stored at external service providers. This storage model, however, raises privacy and security concerns because the...
We tackle the difficult problem of summarizing the path/branching structure and value content of an XML database that comprises both numeric and textual values. We introduce a nov...
Evaluation of twig queries over probabilistic XML is investigated. Projection is allowed and, in particular, a query may be Boolean. It is shown that for a well-known model of pro...
XML data is often used (validated, stored, queried, etc) with respect to di erent types. Understanding the relationship between these types can provide important information for ma...