Sciweavers

2145 search results - page 19 / 429
» Answering Queries Using Views
Sort
View
DILS
2006
Springer
13 years 11 months ago
Towards a Model of Provenance and User Views in Scientific Workflows
Scientific experiments are becoming increasingly large and complex, with a commensurate increase in the amount and complexity of data generated. Data, both intermediate and final r...
Shirley Cohen, Sarah Cohen Boulakia, Susan B. Davi...
CONCURRENCY
2008
127views more  CONCURRENCY 2008»
13 years 7 months ago
gLite Job Provenance - a job-centric view
ct Job Provenance (JP) is a Grid service that keeps long-term trace on completed computations for further reference. It is a job-centric service, keeping records about job life cyc...
Ales Krenek, Jirí Sitera, Ludek Matyska, Fr...
ASP
2003
Springer
14 years 19 days ago
Mappings Between Domain Models in Answer Set Programming
Integration of data is required when accessing multiple databases within an organization or on the WWW. Schema integration is required for database interoperability, but it is curr...
Stefania Costantini, Andrea Formisano, Eugenio G. ...
PODS
2003
ACM
142views Database» more  PODS 2003»
14 years 7 months ago
Query containment and rewriting using views for regular path queries under constraints
In this paper we consider general path constraints for semistructured databases. Our general constraints do not suffer from the limitations of the path constraints previously stud...
Gösta Grahne, Alex Thomo
CIKM
2010
Springer
13 years 5 months ago
EntityEngine: answering entity-relationship queries using shallow semantics
We introduce EntityEngine, a system for answering entityrelationship queries over text. Such queries combine SQLlike structures with IR-style keyword constraints and therefore, ca...
Xiaonan Li, Chengkai Li, Cong Yu