Shijie, You might be interested in looking at the NoSQL RDF Benchmark work that we did last year: http://ribs.csres.utexas.edu/nosqlrdf/
We implemented Jena on top of HBase https://github.com/pgroth/hbase-rdf/ And SPARQL to Hive, which is on top of HBase https://github.com/ahaque/hive-hbase-rdf Best, Juan Sequeda +1-575-SEQ-UEDA www.juansequeda.com On Thu, Apr 3, 2014 at 12:12 PM, Shijie Jin -X (shijjin - AAP3 INC at Cisco) <[email protected]> wrote: > Hi All: > > I'm trying to extend the ARQ execution so it can convert SPARQL query to > Hbase "scan" operation. But after reading the document( > http://jena.sourceforge.net/ARQ/arq-query-eval.html) and > example(src-examples/arq.examples.engine.MyQueryEngine), I still can't > figure out where should I write my code to turn the SPARQL query (or SPARQL > algebra) into Hbase query. > > And I'v also read the source code of D2RQ, but it uses the old version > Jena framework which has a lot of difference compare to the latest version. > > So anyone can give me some hints how to extend the ARQ execution > correctly? Is there any good document or source code that I should look > into? > > Thank you, > Shijie >
