Re: [Bigdata-developers] export data using curl by named graph

[Martynas J. <mar...@gr...>]

Are your query parameters percent-encoded?
https://en.wikipedia.org/wiki/Percent-encoding

On Mon, Nov 9, 2015 at 7:11 PM, Alex Muir <ale...@gm...> wrote:

> Hi Bryan,
>
> I've tried that and a number of methods. On export though I get data that
> I guess is a description for the service.
>
> Can blazegraph create some specific examples to show how to accomplish
> this using curl? The task is to load an rdf xml file and then export the
> same file using a named graph.
>
> I'm evaluating the system for a large client and have completed this task
> for other systems but I'm not clear on how to do this with the given
> documentation.
>
>      [exec] <rdf:RDF
>      [exec] 	xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#">
>      [exec]
>      [exec] <rdf:Description rdf:nodeID="service">
>      [exec] 	<rdf:type rdf:resource="http://www.w3.org/ns/sparql-service-description#Service"/>
>      [exec] 	<endpoint xmlns="http://www.w3.org/ns/sparql-service-description#" rdf:resource="http://52.89.40.122:9999/bigdata/sparql"/>
>      [exec] 	<endpoint xmlns="http://www.w3.org/ns/sparql-service-description#" rdf:resource="http://52.89.40.122:9999/bigdata/LBS/sparql"/>
>      [exec] 	<supportedLanguage xmlns="http://www.w3.org/ns/sparql-service-description#" rdf:resource="http://www.w3.org/ns/sparql-service-description#SPARQL10Query"/>
>      [exec] 	<supportedLanguage xmlns="http://www.w3.org/ns/sparql-service-description#" rdf:resource="http://www.w3.org/ns/sparql-service-description#SPARQL11Query"/>
>      [exec] 	<supportedLanguage xmlns="http://www.w3.org/ns/sparql-service-description#" rdf:resource="http://www.w3.org/ns/sparql-service-description#SPARQL11Update"/>
>      [exec] 	<feature xmlns="http://www.w3.org/ns/sparql-service-description#" rdf:resource="http://www.w3.org/ns/sparql-service-description#BasicFederatedQuery"/>
>      [exec] 	<feature xmlns="http://www.w3.org/ns/sparql-service-description#" rdf:resource="http://www.w3.org/ns/sparql-service-description#UnionDefaultGraph"/>
>      [exec] 	<feature xmlns="http://www.w3.org/ns/sparql-service-description#" rdf:resource="http://www.bigdata.com/rdf#/features/KB/Mode/Quads"/>
>      [exec] 	<inputFormat xmlns="http://www.w3.org/ns/sparql-service-description#" rdf:resource="http://www.w3.org/ns/formats/RDF_XML"/>
>      [exec] 	<inputFormat xmlns="http://www.w3.org/ns/sparql-service-description#" rdf:resource="http://www.w3.org/ns/formats/N-Triples"/>
>      [exec] 	<inputFormat xmlns="http://www.w3.org/ns/sparql-service-description#" rdf:resource="http://www.w3.org/ns/formats/Turtle"/>
>      [exec] 	<inputFormat xmlns="http://www.w3.org/ns/sparql-service-description#" rdf:resource="http://www.w3.org/ns/formats/N3"/>
>      [exec] 	<inputFormat xmlns="http://www.w3.org/ns/sparql-service-description#" rdf:resource="http://www.wiwiss.fu-berlin.de/suhl/bizer/TriG/Spec/"/>
>      [exec] 	<inputFormat xmlns="http://www.w3.org/ns/sparql-service-description#" rdf:resource="http://sw.deri.org/2008/07/n-quads/#n-quads"/>
>      [exec] 	<inputFormat xmlns="http://www.w3.org/ns/sparql-service-description#" rdf:resource="http://www.w3.org/ns/formats/SPARQL_Results_XML"/>
>      [exec] 	<inputFormat xmlns="http://www.w3.org/ns/sparql-service-description#" rdf:resource="http://www.w3.org/ns/formats/SPARQL_Results_JSON"/>
>      [exec] 	<inputFormat xmlns="http://www.w3.org/ns/sparql-service-description#" rdf:resource="http://www.w3.org/ns/formats/SPARQL_Results_CSV"/>
>      [exec] 	<inputFormat xmlns="http://www.w3.org/ns/sparql-service-description#" rdf:resource="http://www.w3.org/ns/formats/SPARQL_Results_TSV"/>
>      [exec] 	<resultFormat xmlns="http://www.w3.org/ns/sparql-service-description#" rdf:resource="http://www.w3.org/ns/formats/RDF_XML"/>
>      [exec] 	<resultFormat xmlns="http://www.w3.org/ns/sparql-service-description#" rdf:resource="http://www.w3.org/ns/formats/N-Triples"/>
>      [exec] 	<resultFormat xmlns="http://www.w3.org/ns/sparql-service-description#" rdf:resource="http://www.w3.org/ns/formats/Turtle"/>
>      [exec] 	<resultFormat xmlns="http://www.w3.org/ns/sparql-service-description#" rdf:resource="http://www.w3.org/ns/formats/N3"/>
>      [exec] 	<resultFormat xmlns="http://www.w3.org/ns/sparql-service-description#" rdf:resource="http://www.wiwiss.fu-berlin.de/suhl/bizer/TriG/Spec/"/>
>      [exec] 	<resultFormat xmlns="http://www.w3.org/ns/sparql-service-description#" rdf:resource="http://www.w3.org/ns/formats/SPARQL_Results_XML"/>
>      [exec] 	<resultFormat xmlns="http://www.w3.org/ns/sparql-service-description#" rdf:resource="http://www.w3.org/ns/formats/SPARQL_Results_JSON"/>
>      [exec] 	<resultFormat xmlns="http://www.w3.org/ns/sparql-service-description#" rdf:resource="http://www.w3.org/ns/formats/SPARQL_Results_CSV"/>
>      [exec] 	<resultFormat xmlns="http://www.w3.org/ns/sparql-service-description#" rdf:resource="http://www.w3.org/ns/formats/SPARQL_Results_TSV"/>
>      [exec] 	<entailmentRegime xmlns="http://www.w3.org/ns/sparql-service-description#" rdf:resource="http://www.w3.org/ns/entailment/Simple"/>
>      [exec] 	<defaultDataset xmlns="http://www.w3.org/ns/sparql-service-description#" rdf:nodeID="defaultDataset"/>
>      [exec] </rdf:Description>
>
>
>
>
> Regards
> Alex
> www.tilogeo.com
>
> On Mon, Nov 9, 2015 at 1:46 PM, Bryan Thompson <br...@sy...> wrote:
>
>> Alex,
>>
>> I believe that you should be using the parameters defined at [1] for
>> SPARQL UPDATE.  Notably, replace ?c=... with
>> using-named-graph-uriSpecify zero or more named graphs for this the
>> update request (protocol option with the same semantics as USING NAMED).
>>
>> This is per the SPARQL UPDATE specification.
>>
>> Thanks,
>> Bryan
>>
>> [1]
>> https://wiki.blazegraph.com/wiki/index.php/REST_API#UPDATE_.28SPARQL_1.1_UPDATE.29
>>
>> ----
>> Bryan Thompson
>> Chief Scientist & Founder
>> SYSTAP, LLC
>> 4501 Tower Road
>> Greensboro, NC 27410
>> br...@sy...
>> http://blazegraph.com
>> http://blog.blazegraph.com
>>
>> Blazegraph™ <http://www.blazegraph.com/> is our ultra high-performance
>> graph database that supports both RDF/SPARQL and Tinkerpop/Blueprints
>> APIs.  Blazegraph is now available with GPU acceleration using our disruptive
>> technology to accelerate data-parallel graph analytics and graph query.
>>
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>> On Sun, Nov 8, 2015 at 1:49 PM, Alex Muir <ale...@gm...> wrote:
>>
>>> Hi,
>>>
>>> Using the REST API how do I export the same data file that I uploaded?
>>>
>>> I'm unclear with the BLAZEGRAPH REST API on the method to associate a named graph on upload and export that same named graph.
>>>
>>> With the following
>>>
>>> curl -X POST -H 'Content-Type:application/xml' --data-binary @data.rdf
>>>  http://62.59.40.122:9999/bigdata/sparql?c=http://abc.com/id/graph/xyz
>>>
>>> curl -X POST http://62.59.40.122:9999/bigdata/sparql
>>> --data-urlencode 'query=named-graph-uri http://abc.com/id/graph/xyz' -H 'Accept: application/rdf+xml"  | gzip > data.rdf.gz
>>>
>>> I get data exported but not the same large file that I inserted.
>>>
>>> Regards
>>> Alex
>>> www.tilogeo.com
>>>
>>>
>>> ------------------------------------------------------------------------------
>>>
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>>>
>>
>
>
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