<I>E. Trillas</I>: Foreword.- <B>Fuzziness in Databases: Basic </B> <B>Aspects</B>: <I>E.E. Kerre, G. Chen</I>: Fuzzy Data Modeling at a Conceptual Level: Extending ER/EER Concepts.- <I>A. Yazici, A. </I> <I>Cinar</I>: Conceptual Modeling for the Design of Fuzzy Object Oriented Databases.- <I>M. Nakata</I>: On Inference Rules of Dependencies in Fuzzy Relational Data Models: Functional Dependencies.- <I>R. De Calluwe, G. De Tré, B. Van der </I> <I>Cruyssen, F. Devos, P. Maesfranckx</I>: Time Mangement in Fuzzy and Uncertain Object-Oriented Databases.- <I>O. Maimon, A. </I> <I>Kandel, M. Last</I>: Fuzzy Approach to Data Reliability.- <B>Fuzziness in Databases: Operational Aspects</B>: <I>D. Dubois, M. </I> <I>Nakata, H. Prade</I>: Extended Divisions for Flexible Queries in Relational Databases.- <I>G. Chen</I>: Fuzzy Functional Dependecy as a Sort of Semantic Knowledge: Representation, Preservation and Use.- <I>A. Czinkóczky-Sali</I>: A Combinatorial Characterization of Fuzzy Functional Dependencies.- <I>M. </I> <I>Nakata</I>: Formulation of Division Operators in Fuzzy Relational Databases.- <B>Data Mining and Knowledge Discovery </B> <B>Via Querying, Retrieval and Summarization</B>: <I>Z.W. Ras</I>: Intelligent Query Answering in DAKS.- <I>P. Bosc, O. Pivert</I>: SQLf Query Functionality on Top of a Regular Relational Database Management System.- <I>J. Galindo, J.M. Medina, J.C. </I> <I>Cubero</I>: How to Obtain the Fulfilment Degrees of a Query Using Fuzzy Relational Calculus.- <I>J. Kacprzyk, S. Zadrozny</I>: Data Mining via Fuzzy Querying over the Internet.- <I>G. </I> <I>Bordogna, P. Bosc, G. Pasi</I>: Extended Boolean Information Retrieval in Terms of Fuzzy Inclusion.- <I>J. Chen, A. </I> <I>Mikulcic, D.H. Kraft</I>: An Integrated Approach to Information Retrieval with Fuzzy Clustering and Fuzzy Inferencing.- <I>R.R.</I> <I>Yager</I>: Retrieval from Multimedia Databases Using Fuzzy Temporal Concepts.- <I>M. Rifqi, S. Monties</I>: Fuzzy Prototypes for Fuzzy Data Mining.- <I>M. Bellmann, N. Vojdani</I>: Creating Business Knowledge by Fuzzy Data Mining.- <B>Using Rough Sets </B> <B>and Evidence Theory for Handling Uncertainty in Data Mining</B>: <I>S.S. Anand, J.G. Hughes, D.A. Bell</I>: Towards the Handling of Uncertainty in Knowledge Discovery in Databeses.- <I>M. </I> <I>Kryszkiewicz, H. Rybinski</I>: Reducing Information Systems with Uncertain Real Value Attributes.- <I>F. Machuca, M. </I> <I>Millán</I>: Enhancing Query Processing in Extended Relational Database Systems via Rough Set Theory to Exploit Data Mining Potential.- <I>M.C. Fernandez-Baizán, E. Menasalvas Ruiz, J.M. </I> <I>Peña Sánchez</I>: Integrating RDMS and Data Mining Capabilities Using Rough Sets.