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» Toward Practical Constraint Databases
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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
EDBT
2008
ACM
146views Database» more  EDBT 2008»
13 years 9 months ago
SPARQLing constraints for RDF
The goal of the Semantic Web is to support semantic interoperability between applications exchanging data on the web. The idea heavily relies on data being made available in machi...
Georg Lausen, Michael Meier 0002, Michael Schmidt
ICDE
2007
IEEE
125views Database» more  ICDE 2007»
14 years 8 months ago
Ontology-Based Constraint Recognition for Free-Form Service Requests
Automatic recognition and formalization of constraints from free-form service requests is a challenging problem. Its resolution would go a long way toward allowing users to make r...
Muhammed Al-Muhammed, David W. Embley
DEXAW
2010
IEEE
151views Database» more  DEXAW 2010»
13 years 8 months ago
Students' Acceptance of Web 2.0 Technologies in Higher Education: Findings from a Survey in a Romanian University
This paper reports findings from a survey on students' attitude towards the use of Web 2.0 tools in a Romanian university. The purpose of the study is threefold: i) establish ...
Elvira Popescu
DEXA
1998
Springer
119views Database» more  DEXA 1998»
13 years 11 months ago
Building Consistent Sample Databases to Support Information System Evolution and Migration
Prototype databases are needed in any information system development process to support data-intensive applications development. It is common practice to populate these databases u...
Jesus Bisbal, Bing Wu, Deirdre Lawless, Jane Grims...