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Karge, U., and M. Gogolla, Formal Semantics of SQL Queries, , no. 90-01: Technische Universität Braunschweig, 1990. Abstract
Lohmann, F., and K. Neumann, "A Geoscientific Database System Supporting Cartography and Application Programming", Proc1 8th British Nat1 Conf1 on Databases BNCOD-8: Pitman, London, 1990, pp. 179-195, 1990. Abstract
Saake, G., and R. Jungclaus, "Information about Objects versus Derived Objects", Second Workshop on Foundations and Languages for Data and Objects: Informatik-Bericht 90/3, Technische Universität Clausthal, pp. 59-70, 1990. Abstract
Hülsmann, K., and G. Saake, "Representation of the Historical Information Necessary for Temporal Integrity Monitoring", Proc1 Int1 Conf1 on Extending Database Technology EDBT'90: LNCS 416, Springer, Berlin, 1990, pp. 378-392, 1990. Abstract
Hülsmann, K., "Temporal Integrity Constraints in the Database Design Environment CADDY", Proc1 Workshop on Foundations of Models and Languages for Data and Objects, Aigen (A): Informatik-Bericht 90/3, TU Clausthal, pp. 191-198, 1990. Abstract
Sernadas, A., J. Fiadeiro, C. Sernadas, and H. - D. Ehrich, "Abstract object types: A temporal perspective", Proc. Colloq. on Temporal Logic in Specification, B. Banieqbal, H. Barringer, and A. Pnueli, editors: Springer LNCS 398, 1989. Abstract  Download: 1989AbstrObjTypes.pdf (393.35 KB)
Ehrich, H. - D., G. Engels, M. Gogolla, G. Saake, and (eds), "Abstracts des Workshops "Grundlagen von Datenbanken"", Abstracts des Workshops "Grundlagen von Datenbanken": Informatik-Bericht Nr. 89-02, Technische Universität Braunschweig, 1989. Abstract
Sernadas, A., J. Fiadeiro, C. Sernadas, and H. - D. Ehrich, "The Basic Building Block of Information Systems", Information System Concepts: An In-Depth Analysis: North-Holland, Amsterdam, 1989, pp. 225-246, 1989. Abstract  Download: 1989BBBofIS.pdf (1.08 MB)
Lohmann, F., K. Neumann, and H. - D. Ehrich, "Entwurf eines Datenbank-Prototyps für geowissenschaftliche Anwendungen", Proc GI/SI-Fachtagung ``Datenbanksysteme in Büro, Technik und Wissenschaft'': Springer, Berlin, 1989, pp. 43-57, 1989. Abstract  Download: 1989BTW.pdf (557.01 KB)
Ehrich, H. - D., A. Sernadas, and C. Sernadas, "Objects, Object Types, and Object Identification", Categorical Methods in Computer Science: LNCS 393, Springer, Berlin, pp. 142-156, 1989. Abstract  Download: 1989ObjOtypOid.pdf (313.66 KB)
, Abstracts des Workshops ``Grundlagen von Datenbanken'', : Technische Universität Braunschweig, Informatik-Bericht 89-02, 1989. Abstract
Gogolla, M., "Algebraization and Integrity Constraints for an Extended Entity-Relationship Approach", Proc1 Theory and Practice of Software Developmen1 (TAPSOFT'89): Springer, Berlin, LNCS 351, pp. 259-274, 1989. Abstract
Hohenstein, U., "Automatic Transformation of an Entity-Relationship Query Language into SQL", Proc1 8th Int1 Conf1 on the Entity-Relationship Approach, pp. 309-327, 1989. Abstract
Engels, G., "CADDY-O: Syntaxgestütztes, graphisches Entwerfen konzeptioneller Datenbankschemata", Proc1 GI-Fachtagung ``Interaktive Schnittstellen für Informationssysteme'', pp. 1-16, 1989. Abstract
Lipeck, U. W., and D. S. Feng, "Construction of Deterministic Transition Graphs from Dynamic Integrity Constraints", Proc1 14th Int1 Workshop on Graph-Theoretic Concepts in Computer Science (WG'88): LNCS 344, Springer, Berlin, pp. 166-179, 1989. Abstract
Küspert, K., G. Saake, and L. Wegner, "Duplicate Detection and Deletion in the Extended NF$^2$ Data Model", Proc1 3rd Int1 Conf1 on Foundations of Data Organization and Algorithms (FOD1 '89), Paris: LNCS 367, Springer, pp. 83-100, 1989. Abstract
Ebert, J., and G. Engels, "Konzepte einer Software-Architektur-Beschreibungssprache", Tagungsband GI-Fachtagung ``Software-Entwicklung'': Informatik-Fachbericht Nr. 212, Springer, Berlin, 1989. Abstract
Saake, G., V. Linnemann, P. Pistor, and L. Wegner, "Sorting, Grouping, and Duplicate Elimination in the Advanced Information Management Prototype", Proc1 15th Int1 Conf1 on Very Large Databases VLDB'89: Morgan Kaufmann, Palo Alto, 1989, pp. 307-316, 1989. Abstract
Saake, G., and U. W. Lipeck, "Using Finite-Linear Temporal Logic for Specifying Database Dynamics", Proc1 CSL'88 2nd Workshop Computer Science Logic: Springer, Berlin, pp. 288-300, 1989. Abstract
Ehrich, H. - D., A. Sernadas, and C. Sernadas, "Abstract Object Types for Databases", Advances in Object-Oriented Database Systems: LNCS 334, Springer, Berlin, 1988, pp. 144-149, 1988. Abstract  Download: 1988AbstrObjTypes.pdf (549.79 KB)
Engels, G., U. Hohenstein, G. Saake, and H. - D. Ehrich, "Auf dem Weg zu einer integrierten Datenbank-Entwurfsumgebung", Proc GI-Workshop ``Sprachspezifische Programmierumgebungen'', pp. 38-51, 1988. Abstract  Download: 1988DBEntwUmg2.pdf (564.82 KB)
Ehrich, H. - D., F. Lohmann, K. Neumann, and I. Ramm, "A Database Language for Scientific Map Data", Construction and Display of Geosientific Maps Derived from Databases (Proc. Int. Coll. Dinkelsbühl 1986): Geologisches Jahrbuch A 104, pp. 139-152, 1988. Abstract  Download: 1988Geo.pdf (905.2 KB)