Project Description


Principal Investigator


Postdoctoral Scholars and Students


External Collaborators


Publications (in reverse chronological order)


EIRENE: Interactive Design and Refinement of Schema Mappings via Data Examples
(with B. Alexe, B. ten Cate, Ph. G. Kolaitis)
Proceedings of the VLDB Endowment (PVLDB) (Demonstration Track) (To appear), 2011.

Designing and Refining Schema Mappings with Data Examples
(with B. Alexe, B. ten Cate, Ph. G. Kolaitis)
ACM SIGMOD International Conference on Management of Data (SIGMOD), 2011.

MapMerge: Correlating Independent Schema Mappings
Bogdan Alexe, Mauricio Hernandez, Lucian Popa, and Wang Chiew Tan
Proceedings of the PVLDB Endowment, vol. 3, pp. 81-92, 2010.
Invited to the special issue of selected papers from VLDB 2010

Database Constraints and Homomorphism Dualities
Balder ten Cate, Phokion G. Kolaitis, and Wang Chiew Tan
Proceedings of Principles and Practice of Constraint Programming (CP), pp. 475-490, 2010.

Characterizing Schema Mappings via Data Examples
Bogdan Alexe, Phokion G. Kolaitis, and Wang-Chiew Tan
Proceedings of the Symposium on Principles of Database Systems (PODS), pp. 261-272, 2010
Invited to the special issue of selected papers from PODS 2010

Provenance in Databases: Why, How, and Where
(with J. Cheney, L. Chiticariu)
Foundations and Trends in Databases, 2009.

Artemis: A System for Analyzing Missing Answers
(with M. Herschel, M. A. Hernández)
Proceedings of the VLDB Endowment (PVLDB) (Demonstration Track), 2009.

Comparing and Evaluating Mapping Systems with STMark
(with B. Alexe, Y. Velegrakis)
Proceedings of the VLDB Endowment (PVLDB) (Demonstration Track), 2008.

Data Exchange with Data-Metadata Translations
(with M. A. Hernández, P. Papotti)
Proceedings of the VLDB Endowment (PVLDB), 2008.

Curated Databases
(with P. Buneman, J. Cheney, S. Vansumerren)
ACM Symposium on Principles of Database Systems (PODS), 2008.

Muse: A System for Understanding and Designing Mappings
(with B. Alexe, L. Chiticariu, R. J. Miller, D. Pepper)
ACM SIGMOD International Conference on Management of Data (SIGMOD) (Demonstration Track), 2008

Muse: Mapping Understanding and deSign by Example
(with B. Alexe, L. Chiticariu, R. J. Miller)
International Conference on Data Engineering, 2008

Provenance in Databases: Past, Current, and Future
W. Tan
IEEE Data Engineering Bulletin.

Provenance in Databases
(with P. Buneman)
ACM SIGMOD International Conference on Management of Data (SIGMOD) (Tutorial Track).
Tutorial slides in [ppt] (requires TexPoint for Math symbols to display properly) or [pdf].

Peer Data Exchange
(with A. Fuxman, Ph. G. Kolaitis, R. J. Miller)
ACM Transactions on Database Systems (TODS) Vol. 31, No. 4, pages 1454 - 1498, 2006.
Special issue for selected papers from the PODS 2005 conference

SPIDER: A Schema MapPIng DEbuggeR
(with B. Alexe, L. Chiticariu)
Very Large Data Bases (VLDB) (Demonstration Track), 2006.

Debugging Schema Mappings with Routes
(with L. Chiticariu)
Very Large Data Bases (VLDB), 2006.

An Annotation Management System for Relational Databases
(with D. Bhagwat, L. Chiticariu, G. Vijayvargiya)
VLDB Journal, Vol. 14, No. 4, 2005
Special issue for selected papers from the VLDB 2004 conference

DBNotes: A Post-It System for Relational Databases [fullversion]
(with L. Chiticariu, G. Vijayvargiya)
ACM SIGMOD International Conference on Management of Data (SIGMOD) (Demonstration Track), 2005

Research Problems in Data Provenance
W. Tan
IEEE Data Engineering Bulletin, vol. 27, no. 4, pages 45-52, 2004

Archiving Scientific Data
(with P. Buneman, S. Khanna, K. Tajima)
ACM Transactions on Database Systems (TODS), vol. 29, No. 1, pages 2-42, 2004
Special issue for selected papers from the SIGMOD/PODS 2002 conference