On Tractable Queries and Constraints
Georg Gottlob‚ Nicola Leone and Francesco Scarcello
Book Title
Database and Expert Systems Applications‚ 10th International Conference‚ DEXA '99‚ Florence‚ Italy‚ August 30 − September 3‚ 1999‚ Proceedings
Editor
Trevor J. M. Bench−Capon and Giovanni Soda and A. Min Tjoa
ISBN
3−540−66448−3
Pages
1−15
Publisher
Springer
Series
Lecture Notes in Computer Science
Volume
1677
Year
1999