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cs.DB2023
The Context Model: A Graph Database Model
Nicolas Spyratos
We propose a novel database model whose basic structure is a labeled, directed, acyclic graph with a single root, in which the nodes represent the data sets of an application and t…
cs.DB2023
Consistent Query Answering without Repairs in Tables with Nulls and Functional Dependencies
Dominique Laurent, Nicolas Spyratos
In this paper, we study consistent query answering in tables with nulls and functional dependencies. Given such a table T, we consider the set Tuples of all tuples that can be buil…