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EPIA
1993
Springer
13 years 9 months ago
A Uniform Framework for Deductive Database Derivation Strategies
A uniform framework is presented to describe the most typical strategies that are used to compute answers to Deductive Databases. The framework is based on the definition of a ge...
Robert Demolombe
IDEAS
1997
IEEE
107views Database» more  IDEAS 1997»
13 years 9 months ago
Query Processing in the ROL system
The ROL system is a novel deductive object-oriented database system that has been implemented at the University of Regina. It provides a uniform rule-based declarative language fo...
Mengchi Liu, Weidong Yu
DAGSTUHL
1998
13 years 6 months ago
Active-U-Datalog: Integrating Active Rules in a Logical Update Language
Deductive database technology represents an important step towards the goal of developing highly-declarative database programming languages. In order to make deductive databases a ...
Elisa Bertino, Barbara Catania, Vincenzo Gervasi, ...
FLOPS
2008
Springer
13 years 6 months ago
Formalizing a Constraint Deductive Database Language Based on Hereditary Harrop Formulas with Negation
In this paper, we present an extension of the scheme HH(C) (Hereditary Harrop formulas with Constraints) with a suitable formulation of negation in order to obtain a constraint ded...
Susana Nieva, Jaime Sánchez-Hernánde...
VLDB
1990
ACM
89views Database» more  VLDB 1990»
13 years 9 months ago
Database Updates through Abduction
: The problem of view updatesin deductive databasesis studiedby casting this in anaturally associatedabductive framework.It is shownthat this abductiveapproachdeals successfully, i...
Antonis C. Kakas, Paolo Mancarella