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  • 2023

    GPC: A Pattern Calculus for Property Graphs

    Francis, N., Gheerbrant, A., Guagliardo, P., Libkin, L., Marsault, V., Martens, W., Murlak, F., Peterfreund, L., Rogova, A. & Vrgoc, D., 18 Jun 2023, Proceedings of the 42nd ACM SIGMOD-SIGACT-SIGAI Symposium on Principles of Database Systems (PODS ’23). ACM Association for Computing Machinery, p. 241-250 (PODS '23).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Open Access
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  • A Researcher’s Digest of GQL

    Francis, N., Gheerbrant, A., Guagliardo, P., Libkin, L., Marsault, V., Martens, W., Murlak, F., Peterfreund, L., Rogova, A. & Vrgoc, D., 17 Mar 2023, Proceedings of the 26th International Conference on Database Theory (ICDT 2023). Dagstuhl: Schloss Dagstuhl - Leibniz-Zentrum für Informatik, Vol. 255. p. 1:1-1:22 22 p. (Leibniz International Proceedings in Informatics (LIPIcs); vol. 255).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Open Access
    File
  • 2020

    Knowledge-preserving Certain Answers for SQL-like Queries

    Toussaint, E., Guagliardo, P. & Libkin, L., 12 Sept 2020, Proceedings of the 17th International Conference on Principles of Knowledge Representation and Reasoning — Main Track. Calvanese, D., Erdem, E. & Thielscher, M. (eds.). International Joint Conferences on Artificial Intelligence Organization, p. 758–767 10 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Open Access
    File
  • Coping with Incomplete Data: Recent Advances

    Console, M., Guagliardo, P., Libkin, L. & Toussaint, E., 14 Jun 2020, PODS'20: Proceedings of the 39th ACM SIGMOD-SIGACT-SIGAI Symposium on Principles of Database Systems. ACM, p. 33-47 15 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Open Access
    File
  • 2019

    Do We Need Many-valued Logics for Incomplete Information?

    Console, M., Guagliardo, P. & Libkin, L., 31 Aug 2019, Proceedings of the Twenty-Eighth International Joint Conferences on Artificial Intelligence. International Joint Conferences on Artificial Intelligence Organization, p. 6141-6145 5 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Open Access
    File
  • Fragments of Bag Relational Algebra: Expressiveness and Certain Answers

    Console, M., Guagliardo, P. & Libkin, L., 19 Mar 2019, 22nd International Conference on Database Theory (ICDT 2019). Barcelo, P. & Calautti, M. (eds.). 16 p. 8. (LIPICS; vol. 127).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Open Access
    File
  • 2018

    Propositional and Predicate Logics of Incomplete Information

    Console, M., Guagliardo, P. & Libkin, L., 2 Nov 2018, Proceedings of the Sixteenth International Conference on Principles of Knowledge Representation and Reasoning (KR-18). Tempe, Arizona, USA: AAAI Press, p. 592-601 10 p. (Principles of Knowledge Representation and Reasoning).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Open Access
    File
  • Cypher: An Evolving Query Language for Property Graphs

    Francis, N., Green, A., Guagliardo, P., Libkin, L., Lindaaker, T., Marsault, V., Plantikow, S., Rydberg, M., Selmer, P. & Taylor, A., 27 May 2018, SIGMOD '18: Proceedings of the 2018 International Conference on Management of Data. ACM, p. 1433-1445 13 p. (Proceedings - ACM-SIGMOD International Conference on Management of Data).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Open Access
    File
  • How standard is the SQL Standard?

    Guagliardo, P. & Libkin, L., May 2018, Proceedings of the 12th Alberto Mendelzon International Workshop on Foundations of Data Management. CEUR-WS.org, Vol. 2100. 4 p. (Alberto Mendelzon Workshop on Foundations of Data Management; vol. Vol-2100).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Open Access
    File
  • 2017

    On the Codd Semantics of SQL Nulls

    Guagliardo, P. & Libkin, L., 29 Aug 2017, Proceedings of the 11th Alberto Mendelzon International Workshop on Foundations of Data Management. Montevideo, Uruguay: CEUR-WS.org, 11 p. (CEUR Workshop Proceedings; vol. 1912).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Open Access
    File
  • On Querying Incomplete Information in Databases under Bag Semantics

    Console, M., Guagliardo, P. & Libkin, L., 25 Aug 2017, Proceedings of the 26th International Joint Conference on Artificial Intelligence. IJCAI Inc, p. 993-999 7 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Open Access
    File
  • 2016

    Approximations and Refinements of Certain Answers via Many-Valued Logics

    Console, M., Guagliardo, P. & Libkin, L., Jul 2016, 15th International Conference on Principles of Knowledge Representation and Reasoning (KR2016). AAAI Press, p. 349-358 10 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Open Access
    File
  • Making SQL Queries Correct on Incomplete Databases: A Feasibility Study

    Guagliardo, P. & Libkin, L., 15 Jun 2016, PODS '16: Proceedings of the 35th ACM SIGMOD-SIGACT-SIGAI Symposium on Principles of Database Systems. San Francisco, USA: ACM, p. 211-223 13 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Open Access
    File
  • 2014

    Lossless Selection Views under Constraints

    Feinerer, I., Guagliardo, P. & Franconi, E., 2014, Proceedings of the 8th Alberto Mendelzon Workshop on Foundations of Data Management, Cartagena de Indias, Colombia, June 4-6, 2014.. 3 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Open Access
    File
  • Translatable Updates of Selection Views under Constant Complement

    Franconi, E. & Guagliardo, P., 2014, Database and Expert Systems Applications: 25th International Conference, DEXA 2014, Munich, Germany, September 1-4, 2014. Proceedings, Part II. Springer, Vol. 8645. p. 295-309 15 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Open Access
    File
  • 2013

    Effectively Updatable Conjunctive Views

    Franconi, E. & Guagliardo, P., 2013, Proceedings of the 7th Alberto Mendelzon International Workshop on Foundations of Data Management, Puebla/Cholula, Mexico, May 21-23, 2013.. 7 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Open Access
    File
  • Enhancing the Updatability of Projective Views

    Guagliardo, P., Pichler, R. & Sallinger, E., 2013, Proceedings of the 7th Alberto Mendelzon International Workshop on Foundations of Data Management, Puebla/Cholula, Mexico, May 21-23, 2013.. 7 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Open Access
    File
  • Lossless Horizontal Decomposition with Domain Constraints on Interpreted Attributes

    Feinerer, I., Franconi, E. & Guagliardo, P., 2013, Big Data: 29th British National Conference on Databases, BNCOD 2013, Oxford, UK, July 8-10, 2013. Proceedings. Springer, Vol. 7968. p. 77-91 15 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Open Access
    File
  • 2012

    On the Translatability of View Updates

    Franconi, E. & Guagliardo, P., 2012, Proceedings of the 6th Alberto Mendelzon International Workshop on Foundations of Data Management, Ouro Preto, Brazil, June 27-30, 2012. p. 154-167 14 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Open Access
    File
  • 2011

    A Constructive Framework for View Updating

    Franconi, E. & Guagliardo, P., 2011, Nineteenth Italian Symposium on Advanced Database Systems (SEBD 2011). p. 147-154 8 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • A natural language ontology-driven query interface

    Franconi, E., Guagliardo, P., Tessaris, S. & Trevisan, M., 2011, WS 2 Workshop Extended Abstracts, 9th International Conference on Terminology and Artificial Intelligence, TIA 2011. p. 43-46 4 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Open Access
    File
  • Quelo: an Ontology-Driven Query Interface

    Franconi, E., Guagliardo, P., Trevisan, M. & Tessaris, S., 2011, Proceedings of the 24th International Workshop on Description Logics (DL 2011), Barcelona, Spain, July 13-16, 2011. 11 p.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Open Access
    File