@InProceedings{marcinkowski:LIPIcs.ICDT.2020.2, author = {Marcinkowski, Jerzy}, title = {{What Makes a Variant of Query Determinacy (Un)Decidable?}}, booktitle = {23rd International Conference on Database Theory (ICDT 2020)}, pages = {2:1--2:20}, series = {Leibniz International Proceedings in Informatics (LIPIcs)}, ISBN = {978-3-95977-139-9}, ISSN = {1868-8969}, year = {2020}, volume = {155}, editor = {Lutz, Carsten and Jung, Jean Christoph}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.ICDT.2020.2}, URN = {urn:nbn:de:0030-drops-119265}, doi = {10.4230/LIPIcs.ICDT.2020.2}, annote = {Keywords: database theory, query, view, determinacy} }