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cs.DB2026
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.…
cs.DB2024
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…