Now showing items 1-2 of 2

    • Soft cardinality constraints on XML data: How exceptions prove the business rule 

      Ferrarotti, Flavio; Hartmann, Sven; Link, Sebastian; Marin, Mauricio; Muñoz, Emir (Springer Verlag, 2013)
      We introduce soft cardinality constraints which need to be satisfied on average only, and thus permit violations in a controlled manner. Starting from a highly expressive but intractable class, we establish a fragment that ...
    • Validation of expressive XML keys with XML schema and XQuery 

      Liu, Bo; Link, Sebastian; Muñoz, Emir (ACS, 2015)
      The eXtensible Markup Language (XML) is the defacto industry standard for exchanging data on the Web and elsewhere. While the relational model of data enjoys a well-accepted definition of a key, several competing notions ...