Abstract. We consider the problem of XML schema evolution preserving the validity of existing documents related to the original schema. The aim of such schema evolution is to fit ...
The XML format has become the standard for data exchange because it is self-describing and it stores not only information but also the relationships between data. Therefore it is u...
Abstract. We survey work on statically type checking XML transformations, covering a wide range of notations and ambitions. The concept of type may vary from idealizations of DTD t...
XQuery is a powerful functional language to query XML data. This paper presents a bidirectional interpretation of XQuery to address the problem of updating XML data through materi...
One difficulty in the design of XML Schema is the restriction that the content models should be deterministic, i. e., the Unique Particle Attribution (UPA) constraint, which means ...