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DEXA
1995
Springer
126views Database» more  DEXA 1995»
14 years 3 months ago
A Heuristic Approach for Optimization of Path Expressions
Abstract. The object-oriented database management systems store references to objects (implicit joins, precomputed joins), and use path expressions in query languages. One way of e...
Cetin Ozkan, Asuman Dogac, Cem Evrendilek
DEXA
1995
Springer
96views Database» more  DEXA 1995»
14 years 3 months ago
Knowledge Organization for Exploration
To support applications, such as efficient browsing in large knowledge bases and cooperative knowledge discovery in large databases, the concept of rule similarity is essential. In...
Amihai Motro, Sylvie Goullioud
DEXA
1995
Springer
92views Database» more  DEXA 1995»
14 years 3 months ago
CICERO: An Assistant for Planning Visits to a Museum
- In this paper we present CICERO, a system for the assisted planning of personalized itineraries to visit the Ducal Palace in Urbino, Italy. The graphic interface gives users a st...
Dario Maio, Stefano Rizzi
DEXA
1995
Springer
117views Database» more  DEXA 1995»
14 years 3 months ago
TOPYDE: A Tool for Physical Database Design
We describe a tool for physical database design based on a combination of theoretical and pragmatic approaches. The tool takes as input a relational schema, the workload defined on...
Sunil Choenni, Henk Wagterveld, Henk M. Blanken, T...
DEXA
1995
Springer
125views Database» more  DEXA 1995»
14 years 3 months ago
An SQL Extension Supporting User Viewpoints
- In order to accomplish independence on the logical data organization, a relational DBMS must be capable of interpreting query language sentences which reference attributes belong...
Giuseppe Bellavia, Dario Maio, Stefano Rizzi