Information Systems , Volume 9, 1984

Volume 9, Number 1

Isamu Kobayashi: Validating database updates. 1-17
Henk M. Blanken: Performance of VIDEBAS in an operational environment. 19-26
Henri Prade: Lipski's approach to incomplete information databases restated and generalized in the setting of Zadeh's possibility theory. 27-42
Ulrich Schiel, Antonio L. Furtado, Erich J. Neuhold, Marco A. Casanova: Towards multi-level and modular conceptual schema specifications. 43-57
Mauro Negri, Roberto Zicari: A storage structure definiton language for Codasyl Data Bases. 59-68
Stavros Christodoulakis: Estimating Block Selectivities. 69-79, -> Statistical Profile Estimation

Theo Härder: Observations on optimistic concurrency control schemes. 111-120
Dushan Z. Badal: Semantic integrity enforcement in centralized DBMS and distributed DBMS based on slow (geographically distributed) and fast (local area) networks. 121-138
John Grant: Constraint preserving and lossless database transformations. 139-146
Donald A. Jardine, A. R. Reuber: Information semantics and the conceptual schema. 147-156
Didier Plateau: A pruned trie to index a sorted file and its evaluation. 157-165
Janusz R. Getta, Henryk Rybinski: HOLMES: a deduction augmented database management system. 167-179
Kweku Ewusi-Mensah: Identifying subsystems in information systems analysis. 181-191

Kaname Amano, Masaki Chiba, Akeno Mochida, Takashi Maeda: An approach toward integrated algorithm information system. 197-206
Dario Maio, Maria Rita Scalas, Paolo Tiberio: Dynamic non-dense indexes in relational databases. 207-216
Hemant K. Jain: A comprehensive model for the storage structure design of codasyl databases. 217-230
Danièle Gardy, Claude Puech: On the sizes of projections: a generating function approach. 231-235
Wolfgang Effelsberg, Michael V. Mannino: Attribute equivalence in global schema design for heterogeneous distributed databases. 237-240
Levent V. Orman: Nested set languages for functional databases. 241-249
Carlo Batini, G. Barbara Demo, Antonio Di Leva: A methodology for conceptual design of office data bases. 251-263