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» Database Query Languages and Functional Logic Programming
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PODS
2004
ACM
158views Database» more  PODS 2004»
15 years 10 months ago
Composing Schema Mappings: Second-Order Dependencies to the Rescue
A schema mapping is a specification that describes how data structured under one schema (the source schema) is to be transformed into data structured under a different schema (the...
Ronald Fagin, Phokion G. Kolaitis, Lucian Popa, Wa...
PLANX
2007
14 years 11 months ago
XPath Typing Using a Modal Logic with Converse for Finite Trees
We present an algorithm to solve XPath decision problems under regular tree type constraints and show its use to statically typecheck XPath queries. To this end, we prove the deci...
Pierre Genevès, Nabil Layaïda, Alan Sc...
BMCBI
2008
150views more  BMCBI 2008»
14 years 10 months ago
Natural Language Processing in aid of FlyBase curators
Background: Despite increasing interest in applying Natural Language Processing (NLP) to biomedical text, whether this technology can facilitate tasks such as database curation re...
Nikiforos Karamanis, Ruth Seal, Ian Lewin, Peter M...
CC
2007
Springer
15 years 4 months ago
A Declarative Framework for Analysis and Optimization
DeepWeaver-1 is a tool supporting cross-cutting program analysis and transformation components, called “weaves”. Like an aspect, a DeepWeaver weave consists of a query part, an...
Henry Falconer, Paul H. J. Kelly, David M. Ingram,...
IFL
2005
Springer
116views Formal Methods» more  IFL 2005»
15 years 3 months ago
Proof Tool Support for Explicit Strictness
In programs written in lazy functional languages such as for example Clean and Haskell, the programmer can choose freely whether particular subexpressions will be evaluated lazily ...
Marko C. J. D. van Eekelen, Maarten de Mol