I: Artificial Intelligence Database and Programming Language Overviews. - 1. An Overview of Knowledge Representation. - 2. On the Development of Data Models. - 3. The Impact of Modelling and Abstraction Concerns on Modern Programming Languages. - II: Perspectives from Artificial Intelligence. - 4. Generalization/Specialization as a Basis for Software Specification. - 5. Some Remarks on the Semantics of Representation Languages. - 6. Open Systems. - 7. The Logic of Incomplete Knowledge Bases. - 8. Towards a Logical Reconstruction of Relational Database Theory. - 9. A Formal Representation for Plans in the Programmer's Apprentice. - III: Perspectives from Databases. - 10. On the Design and Specification of Database Transactions. - 11. A Unified Model and Methodology for Conceptual Database Design. - 12. Adding Semantic Knowledge to a Relational Database System. - IV: Perspectives from Programming Languages. - 13. The Functional Data Model and its Uses for Interaction with Databases. - 14. Types in the Programming Language Ada. - 15. Data Selection Sharing and Access Control in a Relational Scenario. - 16. Types Algebras and Modelling. - V: Concluding Remarks from Three Perspectives. - 17. An Artificial Intelligence Perspective. - 18. A Database Perspective. - 19. A Programming Language Perspective. - References. - Authors and Symposium Participants. Language: English