Catharine M. Wyss
2005
A formal characterization of PIVOT/UNPIVOT
Catharine M. Wyss
|
Edward L. Robertson
Proceedings of the 2005 ACM CIKM International Conference on Information and Knowledge Management, Bremen, Germany, October 31 - November 5, 2005
2001
A Relational Algebra for Data/Metadata Integration in a Federated Database System
Catharine M. Wyss
|
Dirk Van Gucht
Proceedings of the 2001 ACM CIKM International Conference on Information and Knowledge Management, Atlanta, Georgia, USA, November 5-10, 2001