Data & Knowledge Engineering , Volume 13, 1994

Volume 13, Number 1, August 1994

• Béatrice Finance, Georges Gardarin: A Rule-Based Query Optimizer with Multiple Search Strategies. 1-29
• Karen L. Kwast, Sieger van Denneheuvel: Duplicates in SQL. 31-66
• Luigi Palopoli, Riccardo Torlone: A Rule-Based Update Language for Complex Objects with Identity. 67-96

Volume 13, Number 2, September 1994

• Fiora Pirri, Clara Pizzuti: Explaining Incompatibilities in Data Dictionary Design through Abduction. 101-139
• Andrea Schaerf: Reasoning with Individuals in Concept Languages. 141-176
• Xiaofang Zhou, Yanchun Zhang, Maria E. Orlowska: A new Fragmentation Scheme for Recursive Query Processing. 177-192

Volume 13, Number 3, Oktober 1994

• Jean-Pierre Cheiney, Yan-Nong Huang: Efficient Maintenance of Explicit Transitive Closures with Set-Oriented Update Propagation and Parallel Processing. 197-220
• Qing Li, Guozhu Dong: A Framework for Object Migration in Object-Oriented Databases. 221-242
• Patrick van Bommel: Experiences with EDO: An Evolutionary Database Optimizer. 243-263
• Jan Vanthienen, Geert Wets: From Decision Tables to Expert System Shells. 265-282