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Re: [Bigdata-developers] Working with prefixes/namespaces
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From: Alex J. <al...@bu...> - 2015-05-18 05:17:23
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Actually, internally you call XML/RDF Namespaces "Vocabularies". I understand they are quite important - the Wikimedia people were very happy about them and cited as Blazegraph advantage. However I could not find much documentation. Alex On Sunday, May 10, 2015, Alex Jouravlev <al...@bu...> wrote: > When you open the console, the series of dropdowns on the top right is > called "namespace shortcuts" > > Yes, they are Sparql/RDF/XML namespaces. > > Alex > > Alex Jouravlev > Director, Business Abstraction Pty Ltd > Phone: +61-(2)-8003-4830 > Mobile: +61-4-0408-3258 > Web: http://www.businessabstraction.com > LinkedIn: http://au.linkedin.com/in/alexjouravlev/ > > On Sun, May 10, 2015 at 7:56 AM, Bryan Thompson <br...@sy... > <javascript:_e(%7B%7D,'cvml','br...@sy...');>> wrote: > >> Alex, >> >> I am not sure which shortcuts you are referring to. Are you discussing >> the PREFIX declarations used in SPARQL? Or the manner in which the >> namespaces of the different triple or quad store instances are mapped onto >> URLs? >> >> Thanks, >> Bryan >> >> >> On Saturday, May 9, 2015, Alex Jouravlev <al...@bu... >> <javascript:_e(%7B%7D,'cvml','al...@bu...');>> wrote: >> >>> Hi Brad, >>> >>> Thank you for that. >>> >>> I was actually asking about namespace shortcuts in Bigdata terms. Are >>> they defined in DB or in a client only? >>> >>> Alex >>> >>> Alex Jouravlev >>> Director, Business Abstraction Pty Ltd >>> Phone: +61-(2)-8003-4830 >>> Mobile: +61-4-0408-3258 >>> Web: http://www.businessabstraction.com >>> LinkedIn: http://au.linkedin.com/in/alexjouravlev/ >>> >>> On Sat, May 9, 2015 at 11:19 PM, Brad Bebee <be...@sy...> wrote: >>> >>>> Alex, >>>> >>>> The namespace abstraction allows you to host multiple knowledge bases, >>>> each of which having potentially different configuration options (triples, >>>> RDR, inference, quads, etc.), in a single Blazegraph server instance. >>>> Here's some of the configuration options [1]. There is a default >>>> namespace ("kb"), which is used if no namespace is specified in the SPARQL >>>> endpoint. In the example below [A] and [B] are equivalent. [A] uses the >>>> default namespace. [C] specifies using the "biology" namespace. >>>> >>>> [A] http://localhost:9999/bigdata/sparql >>>> >>>> [B] http://localhost:9999/bigdata/namespace/kb/sparql >>>> >>>> [C] http://localhost:9999/bigdata/namespace/biology/sparql >>>> >>>> Thanks, --Brad >>>> >>>> [1] >>>> http://wiki.blazegraph.com/wiki/index.php/GettingStarted#So_how_do_I_put_the_database_in_triple_store_versus_quad_store_mode.3F >>>> >>>> On Sat, May 9, 2015 at 1:20 AM, Alex Jouravlev < >>>> al...@bu...> wrote: >>>> >>>>> Hi, >>>>> >>>>> I cannot understand what can I do with the namespace prefixes. Should >>>>> I supply them with any invocation? >>>>> Does Bigdata store them? >>>>> When supplying new triples/quads, should I convert namespaces to fully >>>>> qualified names? >>>>> >>>>> Alex Jouravlev >>>>> Director, Business Abstraction Pty Ltd >>>>> Phone: +61-(2)-8003-4830 >>>>> Mobile: +61-4-0408-3258 >>>>> Web: http://www.businessabstraction.com >>>>> LinkedIn: http://au.linkedin.com/in/alexjouravlev/ >>>>> >>>>> >>>>> ------------------------------------------------------------------------------ >>>>> One dashboard for servers and applications across >>>>> Physical-Virtual-Cloud >>>>> Widest out-of-the-box monitoring support with 50+ applications >>>>> Performance metrics, stats and reports that give you Actionable >>>>> Insights >>>>> Deep dive visibility with transaction tracing using APM Insight. >>>>> http://ad.doubleclick.net/ddm/clk/290420510;117567292;y >>>>> _______________________________________________ >>>>> Bigdata-developers mailing list >>>>> Big...@li... >>>>> https://lists.sourceforge.net/lists/listinfo/bigdata-developers >>>>> >>>>> >>>> >>>> >>>> -- >>>> _______________ >>>> Brad Bebee >>>> Managing Partner >>>> SYSTAP, LLC >>>> e: be...@sy... >>>> m: 202.642.7961 >>>> f: 571.367.5000 >>>> w: www.systap.com >>>> >>>> Blazegraph™ <http://www.blazegraph.com> is our ultra high-performance >>>> graph database that supports both RDF/SPARQL and Tinkerpop/Blueprints >>>> APIs. MapGraph™ <http://www.systap.com/mapgraph> is our disruptive >>>> new technology to use GPUs to accelerate data-parallel graph analytics. >>>> >>>> CONFIDENTIALITY NOTICE: This email and its contents and attachments >>>> are for the sole use of the intended recipient(s) and are confidential or >>>> proprietary to SYSTAP, LLC. Any unauthorized review, use, disclosure, >>>> dissemination or copying of this email or its contents or attachments is >>>> prohibited. If you have received this communication in error, please notify >>>> the sender by reply email and permanently delete all copies of the email >>>> and its contents and attachments. >>>> >>> >>> >> >> -- >> ---- >> Bryan Thompson >> Chief Scientist & Founder >> SYSTAP, LLC >> 4501 Tower Road >> Greensboro, NC 27410 >> br...@sy... <javascript:_e(%7B%7D,'cvml','br...@sy...');> >> http://blazegraph.com >> http://blog.bigdata.com <http://bigdata.com> >> http://mapgraph.io >> >> Blazegraph™ <http://www.blazegraph.com/> is our ultra high-performance >> graph database that supports both RDF/SPARQL and Tinkerpop/Blueprints >> APIs. MapGraph™ <http://www.systap.com/mapgraph> is our disruptive new >> technology to use GPUs to accelerate data-parallel graph analytics. >> >> CONFIDENTIALITY NOTICE: This email and its contents and attachments are >> for the sole use of the intended recipient(s) and are confidential or >> proprietary to SYSTAP. Any unauthorized review, use, disclosure, >> dissemination or copying of this email or its contents or attachments is >> prohibited. If you have received this communication in error, please notify >> the sender by reply email and permanently delete all copies of the email >> and its contents and attachments. >> >> > -- Alex Jouravlev Director, Business Abstraction Pty Ltd Phone: +61-(2)-8003-4830 Mobile: +61-4-0408-3258 Web: http://www.businessabstraction.com LinkedIn: http://au.linkedin.com/in/alexjouravlev/ |
