Creating RDF data
Answering SPARQL Queries over Databases under OWL 2 QL Entailment Regime
This video presents an extension of the ontology-based data access platform Ontop that supports answering SPARQL queries under the OWL 2 QL direct semantics entailment [...]
Direct Mapping of Relational Data to RDF
The need to share data with collaborators motivates custodians and users of relational databases (RDB) to expose relational data on the Web of Data. This [...]
R2RML: RDB to RDF Mapping Language
This document describes R2RML, a language for expressing customized mappings from relational databases to RDF datasets. Such mappings provide the ability to view existing relational [...]
Multi-Agent and Semantic Web Systems: RDF Data Structures
This slide presentation of lecture material was used as part of a course given at The University of Edinburgh School of Informatics. This lecture reviews [...]
Methodological Guidelines for Publishing Government Linked Data
Publishing Linked Data is a process that involves many steps, design decisions and technologies. Some initial guidelines have been provided by Linked Data publishers, but [...]
Publishing Relational Databases as Linked Data
These slides appear to have been used for a course in Database Management Systems at the University of Toronto, but contain material which the creator [...]
Linking Spatial Data: Semi-Automated Conversion of Geoinformation Models and GML data to RDF
Linked Data provides an alternative route for the dissemination of spatial information compared to the traditional Service-Oriented Architecture (SOA)-based Spatial Data Infrastructure (SDI) approach. The [...]
Recognizing, Naming and Exploring Structure in RDF Data
This master's thesis seeks to apply research into RDBMS - which has led to mature techniques for storing and querying data - to the problem [...]
Model Driven Engineering for Publishing Data on the Semantic Web
Publishing local data on the Semantic Web requires that one provide a shareable semantic data representation of that data. This paper presents a complete Model [...]
Integrating Open Sources and Relational Data with SPARQL
The authors of this paper believe that the possibility to use SPARQL as a front end to heterogeneous data without significant cost in performance or [...]