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Katja Hose

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Jul 2026

Computing Why-Provenance for Property Graph Queries

This paper presents a formal definition of why-provenance tailored specifically to GQL, characterizing the fine-grained subgraph that contribute to a query answer and proposes an efficient query-rewriting-based algorithm for computing provenance, leveraging the native execution capabilities of existing GQL-compliant gr...

Koumudi Ganepola, Maxime Jakubowski, Katja Hose · 0 citations

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