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AIPS
2008
15 years 6 months ago
The Compression Power of Symbolic Pattern Databases
The heuristics used for planning and search often take the pattern databases generated from abstracted versions of the given state space. Pattern databases are typically stored p ...
Marcel Ball, Robert C. Holte
136
Voted
FLOPS
2008
Springer
15 years 5 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...
DAGSTUHL
1998
15 years 5 months ago
A Practical Approach to Hypothetical Database Queries
Hypothetical queries are queries embedding hypotheses about the database. The embedded hypothesis in a hypothetical query indicates, so to say, a state of the database intended for...
Henning Christiansen, Troels Andreasen
DPD
2002
168views more  DPD 2002»
15 years 3 months ago
Evolutionary Algorithms for Allocating Data in Distributed Database Systems
A major cost in executing queries in a distributed database system is the data transfer cost incurred in transferring relations (fragments) accessed by a query from different sites...
Ishfaq Ahmad, Kamalakar Karlapalem, Yu-Kwong Kwok,...
173
Voted
JSS
1998
87views more  JSS 1998»
15 years 3 months ago
On using similarity for concurrency control in real-time database systems
Most of the proposed concurrency control protocols for real-time database systems (RTDBS) are based on serializability theorem. Owing to the unique characteristics of real-time da...
Kam-yiu Lam, Wai-cheong Yau