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Re: RDF* implementations and PG/SA modes [was: Re: Apache Jena support for RDF*]

From: Gregg Kellogg <gregg@greggkellogg.net>
Date: Sat, 8 Aug 2020 07:10:01 -0700
Message-Id: <7F9B5884-97CC-4BC2-B90D-F524DD174825@greggkellogg.net>
Cc: Andy Seaborne <andy@apache.org>, public-rdf-star@w3.org
To: thomas lörtsch <tl@rat.io>
Ruby RDF supports both SA and PG mode in N-Triples, Turtle, TriG, and SPARQL. http://rdf.greggkellogg.net/yard/file.rdf-README.html#rdf-rdfstar

Gregg Kellogg

Sent from my iPad

> On Aug 8, 2020, at 6:50 AM, thomas lörtsch <tl@rat.io> wrote:
>> On 8. Aug 2020, at 12:18, thomas lörtsch <tl@rat.io> wrote:
>> Do you or anybody here happen to keep track of which implementations out there support which mode - SA, PG, both?
> If that sounded a little lazy, then maybe it was… So here’s my homework:
>    SA  PG  Implementation  Documentation
>        x   AnzoGraph       https://docs.cambridgesemantics.com/anzograph/v2.2/userdoc/lpgs.htm?Highlight=rdf
>    x       BlazeGraph      https://github.com/blazegraph/tinkerpop3
>    x       GraphDB         http://graphdb.ontotext.com/documentation/9.2/free/devhub/rdf-sparql-star.html
>    x       Jena            https://jena.apache.org/documentation/rdfstar/
>    x   x   N3              shaky evidence: I seem to remember a mail on this list saying they can support both
>    x       rdf4j           https://rdf4j.org/documentation/programming/rdfstar/
>        x   Stardog         https://www.stardog.com/docs/#_edge_properties
> Nobody seems to support mode switching. Stardog uses a modified RDF* syntax that unambiguously asserts the triple it annotates. 
> Absolutely no guarantee that the list is correct, much less complete. 
> Additions and corrections obviously very welcome!
> Thomas

Received on Saturday, 8 August 2020 14:10:18 UTC

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