[Neo] Bulk Load RDF nt and n3 datasets into Neo4j

Anton Deik gipsytony3 at gmail.com
Tue Apr 6 11:18:39 CEST 2010


Thx a lot guys for your replies ..

Best,
--
Anton Deik
Birzeit University
Palestine

On Tue, Apr 6, 2010 at 10:42 AM, Mattias Persson
<mattias at neotechnology.com>wrote:

> Also, look at http://components.neo4j.org/neo4j-rdf-sail/ for exposing a
> Neo4j RdfStore as a Sail (just a thin wrapper)... When you have a Sail
> instance you can take advantage of importers for Sails and all that.
>
> 2010/4/4 Peter Neubauer <neubauer.peter at gmail.com>
>
> > Anton,
> > to load big datasets, you normally will want to use the Neo4j Batch
> > Inserter, http://wiki.neo4j.org/content/Batch_Insert . However, we
> > have not put it under the RDF components, meaning that you through the
> > SAIL/RDF interface only can use the full Neo4j kernel, resulting in
> > "normal" instertion speeds. Try setting up the JVM heap and the
> > transaction size, so you get best speed out of it. Let us know if you
> > have problems!
> >
> > We are planning to change that and make fast RDF insertions possible,
> > but have not come around to doing that.
> >
> > Of course, if you look at http://components.neo4j.org/neo4j-rdf/, you
> > can yourself create a similar structure via the raw batchinserter, but
> > I guess it is some work to get it working.
> >
> > Cheers,
> >
> > /peter neubauer
> >
> > COO and Sales, Neo Technology
> >
> > GTalk:      neubauer.peter
> > Skype       peter.neubauer
> > Phone       +46 704 106975
> > LinkedIn   http://www.linkedin.com/in/neubauer
> > Twitter      http://twitter.com/peterneubauer
> >
> > http://www.neo4j.org               - Your high performance graph
> database.
> > http://nosqleu.org                    - The biggest NOSQL event. Ever.
> > http://www.thoughtmade.com - Scandinavias coolest Bring-a-Thing party.
> >
> >
> >
> > On Fri, Apr 2, 2010 at 12:45 PM, Anton Deik <gipsytony3 at gmail.com>
> wrote:
> > > Hello everybody!
> > >
> > > I am currently working on my graduation project in which I am using
> > Oracle
> > > Semantic Technology to bulk load large RDF datasets (DBPedia, Yago and
> > DBLP)
> > > available in NT and N3 RDF formats. Is there any equivalent tool to
> > Oracle
> > > Bulk Loading in Neo4j in which I can bulk load these huge datasets into
> > > Neo4j??
> > >
> > > Also Oracle 11g Semantic Technology has a function called sem_match ..
> > which
> > > takes SPARQL like queries as an argument and executes the queries on
> the
> > > datasets. Is there an equivalent functionality in Neo4j.
> > >
> > > Please note that I am very very new to Neo4j and am thinking of
> switching
> > to
> > > it because Oracle Semantic Technology is a big disappointment when it
> > comes
> > > to performance.
> > >
> > > Thank you very much.
> > >
> > > --
> > > Anton Deik
> > > 5th year Computer Systems Engineering Student
> > > Birzeit University
> > > Occupied Palestine
> > > _______________________________________________
> > > Neo mailing list
> > > User at lists.neo4j.org
> > > https://lists.neo4j.org/mailman/listinfo/user
> > >
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> >
>
>
>
> --
> Mattias Persson, [mattias at neotechnology.com]
> Hacker, Neo Technology
> www.neotechnology.com
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>


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