Leviathan is the code name for our block based in-memory SPARQL evaluation engine, it has the following capabilities:
- Powerful query optimizations described on the SPARQL Optimization page
- Full Text Query, see Full Text Querying with SPARQL
LETassignments permitted with semantics equivalent to ARQ
NMINaggregates (Numeric Maximum and Minimum)
- Additional Function libraries
You can learn more about this engine on the Leviathan Engine page.