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03/22/2023
The Complexity of Why-Provenance for Datalog Queries
Explaining why a database query result is obtained is an essential task ...
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04/22/2022
Uniform Operational Consistent Query Answering
Operational consistent query answering (CQA) is a recent framework for C...
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12/17/2021
Counting Database Repairs Entailing a Query: The Case of Functional Dependencies
A key task in the context of consistent query answering is to count the ...
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09/29/2020
Database Repairing with Soft Functional Dependencies
A common interpretation of soft constraints penalizes the database for e...
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09/29/2020
The Shapley Value of Inconsistency Measures for Functional Dependencies
Quantifying the inconsistency of a database is motivated by various goal...
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05/18/2020
Approximate Denial Constraints
The problem of mining integrity constraints from data has been extensive...
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12/29/2019
The Impact of Negation on the Complexity of the Shapley Value in Conjunctive Queries
The Shapley value is a conventional and well-studied function for determ...
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04/18/2019
The Shapley Value of Tuples in Query Answering
We investigate the application of the Shapley value to quantifying the c...
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04/13/2019
Principles of Progress Indicators for Database Repairing
How should a cleaning system measure the amount of inconsistency in the ...
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12/20/2017
Computing Optimal Repairs for Functional Dependencies
We investigate the complexity of computing an optimal repair of an incon...
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08/30/2017