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EDBT
2010
ACM
147views Database» more  EDBT 2010»
16 years 1 months ago
A simple (yet powerful) algebra for pervasive environments
Querying non-conventional data is recognized as a major issue in new environments and applications such as those occurring in pervasive computing. A key issue is the ability to qu...
Yann Gripay, Frédérique Laforest, Je...
SIGSOFT
2004
ACM
16 years 8 months ago
Reasoning about partial goal satisfaction for requirements and design engineering
Exploring alternative options is at the heart of the requirements and design processes. Different alternatives contribute to different degrees of achievement of non-functional goa...
Emmanuel Letier, Axel van Lamsweerde
ADBIS
2004
Springer
136views Database» more  ADBIS 2004»
16 years 18 days ago
SBQL Views - Prototype of Updateable Views
In this paper we describe a prototype implementation of updateable views called “SBQL Views”. The prototype follows a novel approach to view updates based on the Stack-Based Ap...
Hanna Kozankiewicz, Kazimierz Subieta
DS
1997
97views Database» more  DS 1997»
15 years 8 months ago
A Formalization of ODMG Queries
The ODMG proposal has helped to focus the work on object-oriented databases (OODBs) onto a common object model and query language. Nevertheless there are several shortcomings of t...
Holger Riedel, Marc H. Scholl
BDA
2001
15 years 8 months ago
Query-Driven Knowledge Discovery via OLAP manipulations
We study KDD (Knowledge Discovery in Databases) processes on OLAP (multidimensional and multilevel) data from a query point of view. Focusing on association rule mining, we consid...
Jean-François Boulicaut, Patrick Marcel, Ch...