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VLDB
1991
ACM
135views Database» more  VLDB 1991»
15 years 4 months ago
A Framework for Automating Physical Database Design
We propose a two-pha.se algorithm for physical database design. In phase one the algorithm, for each logical query, losesrules to determine characteristics of a physical design (s...
Steve Rozen, Dennis Shasha
CASCON
2004
108views Education» more  CASCON 2004»
15 years 2 months ago
Consistent query answering under inclusion dependencies
For several reasons a database may not satisfy certain integrity constraints (ICs), for example, when it is the result of integrating several independent data sources. However, mo...
Loreto Bravo, Leopoldo E. Bertossi
AAAI
1994
15 years 2 months ago
Rule Based Updates on Simple Knowledge Bases
In this paper we consider updates that are specified as rules and consider simple knowledge bases consisting of ground atoms. We present a translation of the rule based update spe...
Chitta Baral
POPL
2010
ACM
15 years 10 months ago
A Relational Modal Logic for Higher-Order Stateful ADTs
The method of logical relations is a classic technique for proving the equivalence of higher-order programs that implement the same observable behavior but employ different intern...
Derek Dreyer, Georg Neis, Andreas Rossberg, Lars B...
DALT
2006
Springer
15 years 4 months ago
A Functional Program for Agents, Actions, and Deontic Specifications
We outline elements of the Abstract Contract Calculator, a prototype language implemented in Haskell (a declarative programming language) in which we simulate agents executing abst...
Adam Zachary Wyner