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Olaf Hartig
Olaf Hartig
Senior Associate Professor, Linköping University
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Executing SPARQL queries over the web of linked data
O Hartig, C Bizer, JC Freytag
The Semantic Web-ISWC 2009: 8th International Semantic Web Conference, ISWC …, 2009
4932009
Diversified Stress Testing of RDF Data Management Systems
G Aluç, O Hartig, MT Ozsu, K Daudjee
13th International Semantic Web Conference (ISWC), 2014
3512014
Triple Pattern Fragments: a low-cost knowledge graph interface for the Web
R Verborgh, M Vander Sande, O Hartig, J Van Herwegen, L De Vocht, ...
Journal of Web Semantics 37, 184-206, 2016
3232016
Provenance Information in the Web of Data.
O Hartig
LDOW 538, 2009
2852009
Using web data provenance for quality assessment
O Hartig, J Zhao
CEUR Workshop Proceedings, 2009
1882009
Querying datasets on the web with high availability
R Verborgh, O Hartig, B De Meester, G Haesendonck, L De Vocht, ...
The Semantic Web–ISWC 2014: 13th International Semantic Web Conference, Riva …, 2014
1732014
Publishing and consuming provenance metadata on the web of linked data
O Hartig, J Zhao
Provenance and Annotation of Data and Processes: Third International …, 2010
1692010
The SPARQL query graph model for query optimization
O Hartig, R Heese
development 33000, 150ms, 2007
1602007
Querying trust in rdf data with tsparql
O Hartig
The Semantic Web: Research and Applications: 6th European Semantic Web …, 2009
1302009
Semantics and complexity of GraphQL
O Hartig, J Pérez
Proceedings of the 2018 World Wide Web Conference, 1155-1164, 2018
1032018
Zero-knowledge query planning for an iterator implementation of link traversal based query execution
O Hartig
The Semantic Web: Research and Applications: 8th Extended Semantic Web …, 2011
982011
A database perspective on consuming linked data on the web
O Hartig, A Langegger
Datenbank-Spektrum 10, 57-66, 2010
982010
Reconciliation of RDF* and property graphs
O Hartig
arXiv preprint arXiv:1409.3288, 2014
882014
The future is big graphs: a community view on graph processing systems
S Sakr, A Bonifati, H Voigt, A Iosup, K Ammar, R Angles, W Aref, M Arenas, ...
Communications of the ACM 64 (9), 62-71, 2021
872021
Foundations of an alternative approach to reification in RDF
O Hartig, B Thompson
arXiv preprint arXiv:1406.3399, 2014
872014
Foundations of RDF* and SPARQL*:(An alternative approach to statement-level metadata in RDF)
O Hartig
AMW 2017 11th Alberto Mendelzon International Workshop on Foundations of …, 2017
832017
An overview on execution strategies for Linked Data queries
O Hartig
Datenbank-Spektrum 13, 89-99, 2013
822013
SPARQL for a Web of Linked Data: Semantics and computability
O Hartig
The Semantic Web: Research and Applications: 9th Extended Semantic Web …, 2012
682012
Bindings-restricted triple pattern fragments
O Hartig, C Buil-Aranda
On the Move to Meaningful Internet Systems: OTM 2016 Conferences …, 2016
582016
SQUIN: a traversal based query execution system for the web of linked data
O Hartig
Proceedings of the 2013 ACM SIGMOD International Conference on Management of …, 2013
532013
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Artikelen 1–20