@InProceedings{marx:LIPIcs.ICDT.2017.2, author = {Marx, D\'{a}niel}, title = {{Graphs, Hypergraphs, and the Complexity of Conjunctive Database Queries}}, booktitle = {20th International Conference on Database Theory (ICDT 2017)}, pages = {2:1--2:1}, series = {Leibniz International Proceedings in Informatics (LIPIcs)}, ISBN = {978-3-95977-024-8}, ISSN = {1868-8969}, year = {2017}, volume = {68}, editor = {Benedikt, Michael and Orsi, Giorgio}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.ICDT.2017.2}, URN = {urn:nbn:de:0030-drops-70652}, doi = {10.4230/LIPIcs.ICDT.2017.2}, annote = {Keywords: Conjunctive queries, treewidth, complexity} }