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» Query reformulation with constraints
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BNCOD
2004
184views Database» more  BNCOD 2004»
15 years 6 months ago
Bulk Loading the M-Tree to Enhance Query Performance
The M-tree is a paged, dynamically balanced metric access method that responds gracefully to the insertion of new objects. Like many spatial access methods, the M-tree's perfo...
Alan P. Sexton, Richard Swinbank
KRDB
1996
123views Database» more  KRDB 1996»
15 years 6 months ago
Flexible Query-Answering Systems Modelled in Metalogic Programming
Metaprogramming adds new expressive power to logic programming which can be advantageous to transfer to the field of deductive databases. We propose metaprogramming as a way to mo...
Troels Andreasen, Henning Christiansen
147
Voted
DKE
2007
101views more  DKE 2007»
15 years 5 months ago
Parameterized pattern queries
We introduce parameterized pattern queries as a new paradigm to extend traditional pattern expressions over sequence databases. A parameterized pattern is essentially a string mad...
Cédric du Mouza, Philippe Rigaux, Michel Sc...
APLAS
2011
ACM
14 years 5 months ago
Solving Recursion-Free Horn Clauses over LI+UIF
Verification of programs with procedures, multi-threaded programs, and higher-order functional programs can be effectively auusing abstraction and refinement schemes that rely o...
Ashutosh Gupta, Corneliu Popeea, Andrey Rybalchenk...
149
Voted
CP
2003
Springer
15 years 10 months ago
Open Constraint Optimization
Constraint satisfaction has been applied with great success in closed-world scenarios, where all options and constraints are known from the beginning and fixed. With the internet,...
Boi Faltings, Santiago Macho-Gonzalez