SIGMOD Record, Volume 21
Volume 21, Number 1, March 1992
Arie Segev: Editor's Notes. 2
SIGMOD Innovations Award. 3
Yannis E. Ioannidis: Advanced User Interfaces for Database Systems, Letter from the Special Issue Editor. 4
Lawrence A. Rowe: A Retrospective on Database Application Development Frameworks. 5-10

Jan Paredaens, Jan Van den Bussche, Marc Andries, Marc Gemis, Marc Gyssens, Inge Thyssens, Dirk Van Gucht, Vijay M. Sarathy, Lawrence V. Saxton: An Overview of GOOD. 25-31
Patrick Borras, Jean-Claude Mamou, Didier Plateau, Bruno Poyet, Didier Tallot: Building User Interfaces for Database Applications: The O2 Experience. 32-38
Mariano P. Consens, Isabel F. Cruz, Alberto O. Mendelzon: Visualizing Queries and Querying Visualizations. 39-46
Yannis E. Ioannidis, Miron Livny, Eben M. Haber: Graphical User Interfaces for the Management of Scientific Experiments and Data. 47-53
Amihai Motro: Annotating Answers with Their Properties. 54-57
Michel Kuntz: The Gist of GIUKU: Graphical Interactive Intelligent Utilities for Knowledgeable Users of Data Base Systems. 58-64
Michael M. David: Advanced Capabilities of the Outer Join. 65-70
Dan Jonsson: Formal Syntax and Semantics of a Reconstructed Relational Database System. 84-89
Peter R. Wilson: EUG'91 Meeting Notes. 90-92
Valery Soloviev: An Overview of Three Commercial Object-Oriented Database Management Systems: ONTOS, ObjectStore, and O2. 93-104
Stefan Conrad, Martin Gogolla: An Annotated Bibliography on Object-Orientation and Deduction. 123-132
Krithi Ramamritham, J. Eliot B. Moss, John A. Stankovic, David W. Stemple, W. Bruce Croft, Donald F. Towsley: Summary of Database Research Activities at The University of Massachusetts, Amherst. 139-143
Marianne Winslett: Opportunities from the US Department of Defense and NSF. 144-148
Fèlix Saltor: Conferences on Databases / Calls for Papers. 149-165
Frederick N. Springsteel: Pictures from SIGMOD Conference 1991. 166-171
Volume 21, Number 2, June 1992
Contents
Volume 21, Number 3, September 1992
Arie Segev: Editor's Notes. 2
Won Kim: Chair's Message. 3
Jennifer Widom: A Denotational Semantics for the Starburst Production Rule Language. 4-9
John F. Roddick: SQL/SE - A Query Language Extension for Databases Supporting Schema Evolution. 10-16
Wolfgang L. J. Kowarschick: Semantic Optimization: What are Disjunctive Residues Useful for? 26-32
H. W. Buff: The Relational Model contra Entity Relationship? 33-34
Christian S. Jensen, James Clifford, Shashi K. Gadia, Arie Segev, Richard T. Snodgrass: A Glossary of Temporal Database Concepts. 35-43
Bhavani M. Thuraisingham: Current Status of R&D in Trusted Database Management Systems. 44-50
David B. Lomet: A Review of Recent Work on Multi-attribute Access Methods. 56-63
Marianne Winslett: Opportunities in the US from NSF, DARPA, and NASA. 64-67
Fèlix Saltor: Conferences on Databases / Calls for Papers. 68-82
Volume 21, Number 4, December 1992
Arie Segev: Editor's Notes. 2
Won Kim: Chair's Message. 3
Leonid A. Kalinichenko: Moscow ACM SIGMOD Chapter Established. 4-5
Yibei Ling, Wei Sun: A Suppletment to Sampling-Based Methods for Query Size Estimation in a Database System. 12-15
Özgür Ulusoy: Current Research on Real-Time Databases. 16-21
Sheung-lun Hung, Kam-yiu Lam: Locking Protocols for Concurrency Control in Real-time Database Systems. 22-27
Werner Kießling: A Complex Benchmark for Logic Programming and Deductive Databases, or Who Can Beat the N-Queens ? 28-34
John F. Roddick: Schema Evolution in Database Systems - An Annotated Bibliography. 35-40
Mike P. Papazoglou, M. McLoughlin, E. Lindsay, Sylvia Willie: Database Research at the Queensland University of Technology. 48-52
John Zeleznikow: Database Research at La Trobe University. 53-56
Marianne Winslett: The Winds of Change? 57-61
Fèlix Saltor: Conferences on Databases / Calls for Papers. 62-74



