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SIGMOD
1999
ACM
99views Database» more  SIGMOD 1999»
13 years 9 months ago
Belief Reasoning in MLS Deductive Databases
It is envisaged that the application of the multilevel security (MLS) scheme will enhance exibility and e ectiveness of authorization policies in shared enterprise databases and w...
Hasan M. Jamil
KBSE
1999
IEEE
13 years 9 months ago
AML: An Architecture Meta-Language
The language AML is used to specify the semantics of architecture description languages, ADLs. It is a very primitive language, having declarations for only three constructs: elem...
David S. Wile
VLDB
1999
ACM
162views Database» more  VLDB 1999»
13 years 9 months ago
Active Views for Electronic Commerce
Electronic commerce is emerging as a major Websupported application. In this paper we argue that database technology can, and should, provide the backbone for a wide range of such...
Serge Abiteboul, Bernd Amann, Sophie Cluet, Anat E...
VLDB
1994
ACM
149views Database» more  VLDB 1994»
13 years 9 months ago
Qualified Answers That Reflect User Needs and Preferences
This paper introduces a formalism to describe the needs and preferences of database users. Because of the precise formulation of these concepts, we have found an automatic and ver...
Terry Gaasterland, Jorge Lobo
VLDB
1990
ACM
128views Database» more  VLDB 1990»
13 years 9 months ago
Advanced Query Processing in Object Bases Using Access Support Relations
Even though the large body of knowledge of relational query optimization techniques can be utilized as a starting point for object-oriented query optimization the full exploitatio...
Alfons Kemper, Guido Moerkotte