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View all- Koutris POuyang XWijsen J(2024)Consistent Query Answering for Primary Keys on Rooted Tree QueriesProceedings of the ACM on Management of Data10.1145/36511392:2(1-26)Online publication date: 14-May-2024
The consistent query answering framework has received considerable attention since it was first introduced as an alternative to coping with inconsistent databases. The framework was defined based on two notions: repairs and consistent query answers. ...
This article deals with consistent query answering to conjunctive queries under primary key constraints. The repairs of an inconsistent database db are obtained by selecting a maximum number of tuples from db without ever selecting two tuples that agree ...
Consistent query answering (CQA) aims to find meaningful answers to queries when databases are inconsistent, i.e., do not conform to their specifications. Such answers must be certainly true in all repairs, which are consistent databases whose ...
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