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Posted to users@jena.apache.org by Paul Tyson <ph...@sbcglobal.net> on 2022/07/02 22:53:11 UTC

Re: where is the RDF shapes action?

Andy, thanks for the links.

I'm really disappointed the active shacl community is on discord. I'll 
have to take some time to come to terms with their terms of service and 
privacy policy.

What would really be nice is if someone (topbraid maybe?) would sponsor 
a neutral community list for rdf-shapes that could become something like 
the terrific xsl-list that mulberry has sponsored for decades: 
https://mulberrytech.com/xsl/xsl-list/index.html

I don't know about gitter. But in general chat boards just don't seem to 
work as well for open, thoughtful discussion about complex topics.

I take it not many of the shex and shacl people would be interested in 
returning to the original w3c lists on those subjects?

I'll be away for a couple of weeks, but hope to pick up discussion 
towards the end of July.

Best regards,

--Paul

On 6/27/22 12:07, Andy Seaborne wrote:
> Communities:
>
> SHACL :
> https://lists.w3.org/Archives/Public/public-shacl/2021Nov/0007.html
>   Discord invite:https://discord.gg/RTbGfJqdKB
>
> ShEx: https://gitter.im/shapeExpressions/Lobby
>
> ----
>
> SHACL reports say what validation found; Jena has a similar reports 
> for ShEx (ShEx does not define so much in this area).
>
> Also Jena feature emerging:
> If you could look at PR 1256 and see if that can be used for your 
> "informative" validation if not covered by validation reports.
>
> https://github.com/apache/jena/pull/1256  (Florian Kleedorfer)
>
>     Andy
>
> On 27/06/2022 17:51, Paul Tyson wrote:
>> Can anyone point to websites, mailing lists, or other forum where 
>> users are discussing questions, use cases, and solutions involving 
>> RDF shapes (ShEx or SHACL)? There is plenty of technical information 
>> about both languages, but not so much real-world practical discussion.
>>
>> I recently started exploring the shex and shacl features of jena, 
>> using the command-line interface to begin with. I have a basic 
>> conceptual understanding of RDF shapes, but have never implemented 
>> any applications with them, so am just learning the technical details.
>>
>> My use cases go beyond simple validation. I need "informative" 
>> validation that will report not only conformance, but specific 
>> defects. I also want to generate graphs from a shape and variable 
>> bindings.
>>
>> Thanks in advance for advice and pointers.
>>
>> Best,
>>
>> --Paul
>>
>>

Re: where is the RDF shapes action?

Posted by Holger Knublauch <ho...@topquadrant.com>.

> On 2 Jul 2022, at 6:53 pm, Paul Tyson <ph...@sbcglobal.net> wrote:
> 
> Andy, thanks for the links.
> 
> I'm really disappointed the active shacl community is on discord. I'll have to take some time to come to terms with their terms of service and privacy policy.
> 
> What would really be nice is if someone (topbraid maybe?) would sponsor a neutral community list for rdf-shapes that could become something like the terrific xsl-list that mulberry has sponsored for decades: https://mulberrytech.com/xsl/xsl-list/index.html
> 
> I don't know about gitter. But in general chat boards just don't seem to work as well for open, thoughtful discussion about complex topics.
> 
> I take it not many of the shex and shacl people would be interested in returning to the original w3c lists on those subjects?

The fact that the Discord channel exists does not invalidate other forms of discussion.

The public mailing list of the SHACL Community Group is still around and people can elect to ask questions there:

	https://www.w3.org/community/shacl/ <https://www.w3.org/community/shacl/>

although I agree this has never been very active.

Some people also use Stack Overflow

	https://stackoverflow.com/questions/tagged/shacl <https://stackoverflow.com/questions/tagged/shacl>

which I find very useful in general but less suitable for back-and-forth discussions.

Holger


> 
> I'll be away for a couple of weeks, but hope to pick up discussion towards the end of July.
> 
> Best regards,
> 
> --Paul
> 
> On 6/27/22 12:07, Andy Seaborne wrote:
>> Communities:
>> 
>> SHACL :
>> https://lists.w3.org/Archives/Public/public-shacl/2021Nov/0007.html
>>   Discord invite:https://discord.gg/RTbGfJqdKB
>> 
>> ShEx: https://gitter.im/shapeExpressions/Lobby
>> 
>> ----
>> 
>> SHACL reports say what validation found; Jena has a similar reports for ShEx (ShEx does not define so much in this area).
>> 
>> Also Jena feature emerging:
>> If you could look at PR 1256 and see if that can be used for your "informative" validation if not covered by validation reports.
>> 
>> https://github.com/apache/jena/pull/1256  (Florian Kleedorfer)
>> 
>>     Andy
>> 
>> On 27/06/2022 17:51, Paul Tyson wrote:
>>> Can anyone point to websites, mailing lists, or other forum where users are discussing questions, use cases, and solutions involving RDF shapes (ShEx or SHACL)? There is plenty of technical information about both languages, but not so much real-world practical discussion.
>>> 
>>> I recently started exploring the shex and shacl features of jena, using the command-line interface to begin with. I have a basic conceptual understanding of RDF shapes, but have never implemented any applications with them, so am just learning the technical details.
>>> 
>>> My use cases go beyond simple validation. I need "informative" validation that will report not only conformance, but specific defects. I also want to generate graphs from a shape and variable bindings.
>>> 
>>> Thanks in advance for advice and pointers.
>>> 
>>> Best,
>>> 
>>> --Paul
>>> 
>>>