Relational to RDF Data Exchange in Presence of a Shape Expression Schema

30 Apr 2018 Boneva Iovka Lozano Jose Staworko Sławek

We study the relational to RDF data exchange problem, where the tar- get constraints are specified using Shape Expression schema (ShEx). We investi- gate two fundamental problems: 1) consistency which is checking for a given data exchange setting whether there always exists a solution for any source instance, and 2) constructing a universal solution which is a solution that represents the space of all solutions... (read more)

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