Intl. Workshop on Foundations
of Models and Languages for Data and Objects
Published as Technical report, Dept. of Computer Science,
Univ. Manchester, UK. Post-conference proceedings should have been
appeared with Springer LNCS.
On an XML Data Model for Data Integration
Wolfgang May, Erik Behrends
We consider the problem of integrating XML data using a warehouse
strategy. In particular, we show that the DOM model and the XML
Query Data Model are not suitable for data integration. We present a
solution by a node-labeled graph-based data model, called
XTreeGraph, for an internal XML database that
represents multiple, overlapping XML trees, or tree views.
The practicability of the approach is shown by a rule-based XML
querying and manipulation language, implemented in the
An extended version can be found in the
Habilitation thesis and in
Theory and Practice of Logic Programming, 2004.
Further documentation can be found on the
LoPiX project homepage.