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cs.DB2026
Rewriting Ontology-Mediated Property Graph Queries into GQL
Bianca Löhnert, Nikolaus Augsten, Cem Okulmus +1
Ontology-based data access is intended for graph data, but practical support remains limited to SQL-like languages lacking the navigational and path-matching features fundamental t…
cs.DB2024
Towards Practicable Algorithms for Rewriting Graph Queries beyond DL-Lite
Bianca Löhnert, Nikolaus Augsten, Cem Okulmus +1
Despite the many advantages that ontology-based data access (OBDA) has brought to a range of application domains, state-of-the-art OBDA systems still do not support popular graph d…