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LPAR
2010
Springer
15 years 3 months ago
Qex: Symbolic SQL Query Explorer
We describe a technique and a tool called Qex for generating input tables and parameter values for a given parameterized SQL query. The evaluation semantics of an SQL query is tra...
Margus Veanes, Nikolai Tillmann, Jonathan de Halle...
LICS
1997
IEEE
15 years 9 months ago
Automata, Tableaus and a Reduction Theorem for Fixpoint Calculi in Arbitrary Complete Lattices
Fixpoint expressions built from functional signatures interpreted over arbitrary complete lattices are considered. A generic notionof automatonis defined and shown, by means of a ...
David Janin
LICS
1999
IEEE
15 years 9 months ago
The Higher-Order Recursive Path Ordering
This paper extends the termination proof techniques based on reduction orderings to a higher-order setting, by adapting the recursive path ordering definition to terms of a typed ...
Jean-Pierre Jouannaud, Albert Rubio
COSIT
1999
Springer
148views GIS» more  COSIT 1999»
15 years 9 months ago
Representation and Reasoning about Shapes: Cognitive and Computational Studies in Visual Reasoning in Design
Abstract. This paper describes some recent cognitively-based and computationally-based research on representing and reasoning about shapes. The cognitive studies are based on proto...
John S. Gero
GIS
2004
ACM
16 years 6 months ago
Representing spatiality in a conceptual multidimensional model
Data Warehouses and On-Line Analytical Processing systems rely on a multidimensional model that includes dimensions, hierarchies, and measures. Such model allows to express users&...
Elzbieta Malinowski, Esteban Zimányi