[RDF] Workaround idiosyncrasy of Arrow (u)int64_t arrays
[RDF] Workaround idiosyncrasy of Arrow (u)int64_t arrays

olifre/root,olifre/root,karies/root,root-mirror/root,olifre/root,root-mirror/root,olifre/root,karies/root,root-mirror/root,olifre/root,olifre/root,root-mirror/root,root-mirror/root,karies/root,root-mirror/root,olifre/root,karies/root,karies/root,karies/root,olifre/root,root-mirror/root,olifre/root,karies/root,karies/root,olifre/root,karies/root,root-mirror/root,olifre/root,karies/root,root-mirror/root,root-mirror/root,karies/root,root-mirror/root