4 citations · 10 across the 7 of their papers we have counts for
3 papers · 1 filter
Transforming Shape Schemas with Composable Property-Graph Queries (Extended Version)
Philipp Seifer, Daniel Hernández, Ralf Lämmel +1
Property graphs may be constrained by schemas that inform both query engines and human users about the shape of valid data, enforcing a contract between data provider and consumer.…
From Shapes to Shapes: Inferring SHACL Shapes for Results of SPARQL CONSTRUCT Queries (Extended Version)
Philipp Seifer, Daniel Hernández, Ralf Lämmel +1
SPARQL CONSTRUCT queries allow for the specification of data processing pipelines that transform given input graphs into new output graphs. It is now common to constrain graphs thr…
ProGS: Property Graph Shapes Language (Extended Version)
Philipp Seifer, Ralf Lämmel, Steffen Staab
Property graphs constitute data models for representing knowledge graphs. They allow for the convenient representation of facts, including facts about facts, represented by triples…