5 citations · 5 across the 7 of their papers we have counts for
4 papers · 1 filter
sheval: An RDF data shapes evaluation tool and test-suite for recursive shapes
Shqiponja Ahmetaj, Iovka Boneva, Jan Hidders +8
Two different languages have been developed to validate RDF data based on the concept of a shape: ShEx and SHACL. In each language it is possible to define a shape that refers to i…
Validation of graph databases against PG-Schema
Jacek Ciszewski, Jakub Kłos, Maxime Jakubowski +2
The problem of validating a given graph database instance against a given PG-Schema graph type without integrity constraints is NP- complete in terms of combined complexity and in…
Common Foundations for SHACL, ShEx, and PG-Schema
S. Ahmetaj, I. Boneva, J. Hidders +11
Graphs have emerged as an important foundation for a variety of applications, including capturing and reasoning over factual knowledge, semantic data integration, social networks,…
Transforming Property Graphs
Angela Bonifati, Filip Murlak, Yann Ramusat
In this paper, we study a declarative framework for specifying transformations of property graphs. In order to express such transformations, we leverage queries formulated in the G…