RESEARCH AREA: Web databases, XML, and semi-structured data

The research activities on this topic include:

• Automatic classification of semi-structured objects
• Structural similarity measures for XML documents
• Flexible querying of heterogeneous XML document collections
• XML schema evolution and document adaptation
• Access control models for XML documents
• Indexing for XML documents

People

• Barbara Catania
• Giovanna Guerrini
• Anna Maddalena
• Marco Mesiti

Selected publications

• S. Bressan, B. Catania, Z. Lacroix, Y.G. Li, and A. Maddalena Accelerating Queries by Pruning XML Documents. Data & Knowledge Engineering, North Holland, 54(2): 211-240 (2005)
• Athena Vakali, Barbara Catania, Anna Maddalena: XML Data Stores: Emerging Practices. IEEE Internet Computing 9(2): 62-69 (2005)
• Barbara Catania, Anna Maddalena, Athena Vakali: XML Document Indexes: A Classification. IEEE Internet Computing 9(5): 64-71 (2005)
• I. Sanz, M. Mesiti, G. Guerrini, R Berlanga LLavori. Approximate Subtree Identification in Heterogeneous XML Documents Collections. In Proc. of the Third International XML Database Symposium, Trondheim (Norway), August 2005. Lecture Notes in Computer Science 3671, pages 192-206.
• G. Guerrini, M. Mesiti, D. Rossi. Impact of XML Schema Evolution on Valid Documents. In Proc. of the Seventh ACM International Workshop on Web Information and Data Management, Bremen (Germany), November 2005, pages 39-44.
• B. Catania, B.C. Ooi, W. Wang, X. Wang. Lazy XML Updates: Laziness as a Virtue of Update and Structural Join Efficiency. In Proc. of ACM SIGMOD Int. Conf. on Management of Data, pages 515-526, 2005.
• E. Bertino, G. Guerrini, M. Mesiti. A Matching Algorithm for Measuring the Structural Similarity Between an XML Document and a DTD. Information Systems 29(1): 23-46, 2004.
• E. Bertino, B. Catania, and W.Q. Wang. XJoin Index: Indexing XML Data for Efficient Handling of Branching Path Expressions. In Proc. of the Int. Conf. on Data Engineering, page 828, 2004. Poster paper.
• E. Bertino, S. Castano, E. Ferrari, M. Mesiti. Protection and Administration of XML Data Sources. Data and Knowledge Engineering, 43(3): 237-260, 2002.
• E. Bertino and B. Catania. Integrating XML and Databases. IEEE Internet Computing, July- August 2001.
• E. Bertino, S. Castano, E. Ferrari, M. Mesiti. Specifying and Enforcing Access Control Policies for XML Document Sources. WWW Journal, 3(3), 2000.
• E. Bertino, G. Guerrini, I. Merlo, M. Mesiti. An Approach to Classify Semi-Structured Objects. In R. Guerraoui, editor, Proc. Thirteenth European Conference on Object-Oriented Programming, Lecture Notes in Computer Science 1628, pages 416-440, Lisboa (Portugal), June 1999.