A Theory of Keys for Temporal Databases. - Jef Wijsen (BDA, 1993)

Functional Dependencies Generalized for Temporal Databases that Include Object-Identity. - Jef Wijsen; Jacques Vandenbulcke; Henke Olivie (ER, 1993)

Temporal Dependencies in Relational Database Design. - Jef Wijsen; Jacques Vandenbulcke; Henke Olivie (BDA, 1994)

Design of Temporal Relational Databases Based on Dynamic and Temporal Functional Dependencies - Jef Wijsen (Temporal Databases, 1995)

On the Complexity of Mining Temporal Trends. - Jef Wijsen; Robert Meersman (DMKD, 1997)

Nested Data Cubes for OLAP (Extended Abstract). - Stijn Dekeyser; Bart Kuijpers; Jan Paredaens; Jef Wijsen (ER Workshops, 1998)

On the Complexity of Mining Quantitative Association Rules. - Jef Wijsen; Robert Meersman (Data Min. Knowl. Discov., 1998)

Reasoning about Qualitative Trends in Databases. - Jef Wijsen (Inf. Syst., 1998)

Discovering Roll-Up Dependencies. - Jef Wijsen; Raymond T. Ng; Toon Calders (KDD, 1999)

Temporal Dependencies Generalized for Spatial and Other Dimensions. - Jef Wijsen; Raymond T. Ng (Spatio-Temporal Database Management, 1999)

Temporal FDs on Complex Objects. - Jef Wijsen (ACM Trans. Database Syst., 1999)

On Monotone Data Mining Languages. - Toon Calders; Jef Wijsen (DBPL, 2001)

Neighborhood Dependencies for Prediction. - Renaud Bassée; Jef Wijsen (PAKDD, 2001)

Temporal Tableau Queries. - Jef Wijsen; Alexis Bès (TIME, 2001)

Trends in Databases: Reasoning and Mining. - Jef Wijsen (IEEE Trans. Knowl. Data Eng., 2001)

Searching for dependencies at multiple abstraction levels. - Toon Calders; Raymond T. Ng; Jef Wijsen (ACM Trans. Database Syst., 2002)

Logical Languages for Data Mining. - Fosca Giannotti; Giuseppe Manco 001; Jef Wijsen (Logics for Emerging Applications of Databases, 2003)

Condensed Representation of Database Repairs for Consistent Query Answering. - Jef Wijsen (ICDT, 2003)

On query optimization in a temporal SPC algebra. - Jef Wijsen; Alexis Bès (Data Knowl. Eng., 2003)

Making More Out of an Inconsistent Database. - Jef Wijsen (ADBIS, 2004)

On Condensing Database Repairs Obtained by Tuple Deletions. - Jef Wijsen (DEXA Workshops, 2005)

Database repairing using updates. - Jef Wijsen (ACM Trans. Database Syst., 2005)

Project-Join-Repair: An Approach to Consistent Query Answering Under Functional Dependencies. - Jef Wijsen (FQAS, 2006)

Consistent Joins Under Primary Key Constraints. - Jef Wijsen (MUD, 2007)

08421 Working Group: Imprecision, Diversity and Uncertainty: Disentangling Threads in Uncertainty Management. - Myra Spiliopoulou; Maurice van Keulen; Hans-Joachim Lenz; Jef Wijsen; Matthias Renz; Rudolf Kruse; Mirco Stern (Uncertainty Management in Information Systems, 2008)

Consistent query answering under primary keys: a characterization of tractable queries. - Jef Wijsen (ICDT, 2009)

On First-Order Query Rewriting for Incomplete Database Histories. - Véronique Bruyère; Alexandre Decan; Jef Wijsen (TIME, 2009)

On the consistent rewriting of conjunctive queries under primary key constraints. - Jef Wijsen (Inf. Syst., 2009)

Temporal Dependencies. - Jef Wijsen (Encyclopedia of Database Systems, 2009)

Temporal Integrity Constraints. - Jef Wijsen (Encyclopedia of Database Systems, 2009)

On the first-order expressibility of computing certain answers to conjunctive queries over uncertain databases. - Jef Wijsen (PODS, 2010)

A remark on the complexity of consistent conjunctive query answering under primary key violations. - Jef Wijsen (Inf. Process. Lett., 2010)

Uncertainty That Counts. - Dany Maslowski; Jef Wijsen (FQAS, 2011)

On Armstrong-compliant logical query languages. - Marie Agier; Christine Froidevaux; Jean-Marc Petit; Yoan Renaud; Jef Wijsen (LID, 2011)

On counting database repairs. - Dany Maslowski; Jef Wijsen (LID, 2011)

Towards a Foundation of Data Currency. - Jef Wijsen (TIME, 2011)

Certain Conjunctive Query Answering in SQL. - Alexandre Decan; Fabian Pijcke; Jef Wijsen (SUM, 2012)

An aperiodicity problem for multiwords. - Véronique Bruyère; Olivier Carton; Alexandre Decan; Olivier Gauwin; Jef Wijsen (RAIRO Theor. Informatics Appl., 2012)

Determining the Currency of Data. - Wenfei Fan; Floris Geerts; Jef Wijsen (ACM Trans. Database Syst., 2012)

Certain conjunctive query answering in first-order logic. - Jef Wijsen (ACM Trans. Database Syst., 2012)

Charting the tractability frontier of certain conjunctive query answering. - Jef Wijsen (PODS, 2013)

A dichotomy in the complexity of counting database repairs. - Dany Maslowski; Jef Wijsen (J. Comput. Syst. Sci., 2013)

An Approach towards the Study of Symmetric Queries. - Marc Gyssens; Jan Paredaens; Dirk Van Gucht; Jef Wijsen; Yuqing Wu (Proc. VLDB Endow., 2013)

A Survey of the Data Complexity of Consistent Query Answering under Key Constraints. - Jef Wijsen (FoIKS, 2014)

Counting Database Repairs that Satisfy Conjunctive Queries with Self-Joins. - Dany Maslowski; Jef Wijsen (ICDT, 2014)

Certain Query Answering in Partially Consistent Databases. - Sergio Greco; Fabian Pijcke; Jef Wijsen (Proc. VLDB Endow., 2014)

The Data Complexity of Consistent Query Answering for Self-Join-Free Conjunctive Queries Under Primary Key Constraints. - Paraschos Koutris; Jef Wijsen (PODS, 2015)

A Trichotomy in the Data Complexity of Certain Query Answering for Conjunctive Queries. - Paraschos Koutris; Jef Wijsen (CoRR, 2015)

Consistent Query Answering for Atemporal Constraints over Temporal Databases. - Jan Chomicki; Jef Wijsen (TIME, 2016)

Consistent Query Answering for Primary Keys. - Paraschos Koutris; Jef Wijsen (SIGMOD Rec., 2016)

First-order under-approximations of consistent query answers. - Floris Geerts; Fabian Pijcke; Jef Wijsen (Int. J. Approx. Reason., 2017)

Consistent Query Answering for Self-Join-Free Conjunctive Queries Under Primary Key Constraints. - Paraschos Koutris; Jef Wijsen (ACM Trans. Database Syst., 2017)

Consistent Query Answering for Primary Keys and Conjunctive Queries with Negated Atoms. - Paraschos Koutris; Jef Wijsen (PODS, 2018)

Temporal Dependencies. - Jef Wijsen (Encyclopedia of Database Systems (2nd ed.), 2018)

Temporal Integrity Constraints. - Jef Wijsen (Encyclopedia of Database Systems (2nd ed.), 2018)

Connecting Databases and Ontologies: A Data Quality Perspective. - Horacio Tellez Perez; Jef Wijsen (Description Logics, 2019)

Consistent Query Answering for Primary Keys in Logspace. - Paraschos Koutris; Jef Wijsen (ICDT, 2019)

Corrigendum to "Counting Database Repairs that Satisfy Conjunctive Queries with Self-Joins". - Jef Wijsen (CoRR, 2019)

Calculi for symmetric queries. - Marc Gyssens; Jelle Hellings; Jan Paredaens; Dirk Van Gucht; Jef Wijsen; Yuqing Wu (J. Comput. Syst. Sci., 2019)

Foundations of Query Answering on Inconsistent Databases. - Jef Wijsen (SIGMOD Rec., 2019)

Special issue on Temporal Representation and Reasoning (TIME 2017). - Sven Schewe; Thomas Schneider 002; Jef Wijsen (Theor. Comput. Sci., 2019)

Optimization of Answer Set Programs for Consistent Query Answering by Means of First-Order Rewriting. - Aziz Amezian El Khalfioui; Jonathan Joertz; Dorian Labeeuw; Gaëtan Staquet; Jef Wijsen (CIKM, 2020)

Logic-Based Ranking of Assertions in Inconsistent ABoxes. - Horacio Tellez Perez; Jef Wijsen (Description Logics, 2020)

First-Order Rewritability in Consistent Query Answering with Respect to Multiple Keys. - Paraschos Koutris; Jef Wijsen (PODS, 2020)

Generalized Weighted Repairs. - Horacio Tellez Perez; Jef Wijsen (FQAS, 2021)

Consistent Query Answering for Primary Keys on Path Queries. - Paraschos Koutris; Xiating Ouyang; Jef Wijsen (PODS, 2021)

Counting subset repairs with functional dependencies. - Ester Livshits; Benny Kimelfeld; Jef Wijsen (J. Comput. Syst. Sci., 2021)

Consistent Query Answering for Primary Keys in Datalog. - Paraschos Koutris; Jef Wijsen (Theory Comput. Syst., 2021)

Computing H-Partitions in ASP and Datalog. - Chloé Capon; Nicolas Lecomte; Jef Wijsen (ICLP Workshops, 2022)

A Dichotomy in Consistent Query Answering for Primary Keys and Unary Foreign Keys. - Miika Hannula; Jef Wijsen (PODS, 2022)

Consistent Query Answering for Primary Keys and Conjunctive Queries with Counting. - Aziz Amezian El Khalfioui; Jef Wijsen (ICDT, 2023)

LinCQA: Faster Consistent Query Answering with Linear Time Guarantees. - Zhiwei Fan; Paraschos Koutris; Xiating Ouyang; Jef Wijsen (Proc. ACM Manag. Data, 2023)

Consistent Query Answering for Primary Keys on Rooted Tree Queries. - Paraschos Koutris; Xiating Ouyang; Jef Wijsen (Proc. ACM Manag. Data, 2024)

Computing Range Consistent Answers to Aggregation Queries via Rewriting. - Aziz Amezian El Khalfioui; Jef Wijsen (Proc. ACM Manag. Data, 2024)

Rewriting Consistent Answers On Annotated Data. - Phokion G. Kolaitis; Nina Pardal; Jonni Virtema; Jef Wijsen (Proc. ACM Manag. Data, 2025)