Table 4 Index generation time and compression ratio
From: SAFE: SPARQL Federation over RDF Data Cubes with Access Control
System | Time | Size | Ratio |
|---|---|---|---|
External datasets | Â | Â | Â |
SAFE | 102 s | 23 KB | 99.998% |
HiBISCuS | 1772 s | 112 KB | 99.994% |
SPLENDID | 369 s | 252 KB | 99.988% |
FedX | – | – | – |
Internal datasets | Â | Â | Â |
SAFE | 10 s | 8 KB | 99.984% |
HiBISCuS | 26 s | 20 KB | 99.961% |
SPLENDID | 74 s | 21 KB | 99.959% |
FedX | – | – | – |