Table 3 Performance and scalability test results.
From: Ontology-Based Device Descriptions and Device Repository for Building Automation Devices
Database | Direct property access | SPARQL property access | Simple SPARQL query | Complex SPARQL query |
|---|---|---|---|---|
Original | 1,83 ms | 5,38 ms | 19,3 ms | 364,1 ms |
Medium | 2,07 ms | 5,78 ms | 52,3 ms | 521,6 ms |
Large | 2,49 ms | 5,86 ms | 379,7 ms | 1.299,3 ms |
Very large | 3,52 ms | 6,14 ms | 2.175,4 ms | 5.245,9 ms |