Sebastian Skritek
Sebastian Skritek
Geverifieerd e-mailadres voor dbai.tuwien.ac.at
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Static analysis and optimization of semantic web queries
A Letelier, J Pérez, R Pichler, S Skritek
ACM Transactions on Database Systems (TODS) 38 (4), 1-45, 2013
1022013
Containment and equivalence of well-designed SPARQL
R Pichler, S Skritek
Proceedings of the 33rd ACM SIGMOD-SIGACT-SIGART symposium on Principles of …, 2014
432014
Tractable counting of the answers to conjunctive queries
R Pichler, S Skritek
Journal of Computer and System Sciences 79 (6), 984-1001, 2013
362013
Towards reconciling SPARQL and certain answers
S Ahmetaj, W Fischl, R Pichler, M Šimkus, S Skritek
Proceedings of the 24th International Conference on World Wide Web, 23-33, 2015
262015
The complexity of evaluating tuple generating dependencies
R Pichler, S Skritek
Proceedings of the 14th International Conference on Database Theory, 244-255, 2011
252011
Redundancy elimination on RDF graphs in the presence of rules, constraints, and queries
R Pichler, A Polleres, S Skritek, S Woltran
International conference on web reasoning and rule systems, 133-148, 2010
252010
Efficient evaluation and approximation of well-designed pattern trees
P Barceló, R Pichler, S Skritek
Proceedings of the 34th ACM SIGMOD-SIGACT-SIGAI Symposium on Principles of …, 2015
242015
On the complexity of enumerating the answers to well-designed pattern trees
M Kröll, R Pichler, S Skritek
19th International Conference on Database Theory (ICDT 2016), 2016
162016
Complexity of redundancy detection on RDF graphs in the presence of rules, constraints, and queries
R Pichler, A Polleres, S Skritek, S Woltran
Semantic Web 4 (4), 351-393, 2013
152013
On the complexity of hard enumeration problems
N Creignou, M Kröll, R Pichler, S Skritek, H Vollmer
International Conference on Language and Automata Theory and Applications …, 2017
142017
Benchmarking database systems for graph pattern matching
N Pobiedina, S Rümmele, S Skritek, H Werthner
International Conference on Database and Expert Systems Applications, 226-241, 2014
92014
Peer data management
A Roth, S Skritek
Dagstuhl Follow-Ups 5, 2013
82013
A complexity theory for hard enumeration problems
N Creignou, M Kröll, R Pichler, S Skritek, H Vollmer
Discrete Applied Mathematics 268, 191-209, 2019
72019
Data Exchange, Integration, and Streams
PG Kolaitis, M Lenzerini, N Schweikardt, A Onet, V Savenkov, J Pérez, ...
Data Exchange, Information, and Streams 5, 2013
52013
Uncertain Databases in Collaborative Data Management.
R Pichler, V Savenkov, S Skritek, HL Truong
MUD, 129-143, 2010
52010
Efficient Evaluation and Static Analysis for Well-Designed Pattern Trees with Projection
P Barceló, M Kröll, R Pichler, S Skritek
ACM Transactions on Database Systems (TODS) 43 (2), 1-44, 2018
42018
On the Hardness of Counting the Solutions of SPARQL Queries.
R Pichler, S Skritek
AMW, 2014
42014
SPAM: A SPARQL analysis and manipulation tool
A Letelier, J Pérez, R Pichler, S Skritek
Proceedings of the VLDB Endowment 5 (12), 1958-1961, 2012
42012
Foundational aspects of semantic web optimization
S Skritek
Proceedings of the on SIGMOD/PODS 2012 PhD Symposium, 45-50, 2012
42012
Minimising RDF Graphs under Rules and Constraints Revisited.
R Pichler, A Polleres, S Skritek, S Woltran
AMW, 2010
42010
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Artikelen 1–20