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Jena provides a number of utilities that wrap up access to some commonly used functionality.

These command utilities print a usage message with the -h flag.

RDF processing utilities

jena.rdfparse
Call ARP
jena.rdfcat
Copy and merge models
jena.rdfcopy
Copy a model, changing its syntax
jena.rdfcompare
Test whether two models are isomorphic
jena.n3
A tool to access the N3 parser directly.

Ontology utilities

jena.schemagen
schemagen - a tool to generate Java from a vocabulary or ontology

Database utilities

jena.dbcreate
Create a Jena model in a database.
jena.dblist
List all models in a databse.
jena.dbload
Load a file of data into a database.
jena.dbdump
Dump a database
jena.dbremove
Remove a Jena model and all its data from a database. Use with care.

Query Utilities

ARQ commands documentation

Scripts to run these commands, in the bin/ and bat/ directories, require the environment variable ARQROOT to be set to the root directory of a Jena or ARQ installation.

arq.query
Execute a SPARQL query.
arq.sparql
Execute a SPARQL query.
arq.rset
Parse SPARQL Query Results XML Format or SPARQL testing results files.  Print in these formats or in plain text.
arq.qtest
Run SPARQL tests.

Remote Access

These programs can be set use use a proxy to traverse a firewall by setting system properties. To use a socks proxy include the following in the command line:

   -DsocksProxyHost=<your-proxy-domain-name-or-ip-address>

To use an http proxy include the following on the command line:

   -DproxySet=true -DproxyHost=<your-proxy> -DproxyPort=<your-proxy-port-number>

 

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