Re: I added some comments to the wiki page for ISSUE-37

On 13 Dec 2012, at 13:30, Andy Seaborne wrote:

> 
> 
> On 13/12/12 12:29, Roger Menday wrote:
>>>>> 
>>>>>>> - Can collections contain collections i.e. are collections hierarchical?
>>>>>>>> (we may decide, no)
>>>>>> this is a very important point.
>>>>> I agree.  Let's see what other members of the WG feel about this issue.
>>>>> For example, suppose for a minute that the content was RDF.  Does a hierarchical
>>>>> collection structure map gracefully to the RDF model?
>>>> 
>>>> An important point indeed!
>>>> 
>>>> Hierarchies of containers are necessary in my opinion, but I can't see a good reason not to allow (MAY) a graph structure that would map cleanly to the RDF model.
>>>> 
>>>> URIs are hierarchical, and so are file systems, but links work in both systems, making graphs.
>>>> 
>>>> Does anyone have a good argument against containers within containers (I hope not).
>>> 
>>> I'll go further - I don't think it is possible to ban them.
>>> 
>>> A link in a container is a link - it can be a link to anything
>>> (including outside of this LDP platform, or outside of any LDP
>>> platform).  So it can be a link to a container.
>>> 
>> 
>> I see a difference between 'container contained by container' and 'container linked to container' (both should be supported in LDP) ... If a client links a container to another container it is just linkage, and not necessarily containment. Containment is something directed/decided by the server, often through creation.
> 
> That relates to the creation and management of the container, which are 
> important.
> 
> But from just the link to the container, you can't tell?
> 
> A container entry is just a link?

a client would distinguish between the contained and linked when they discover interaction possibilities.

also/maybe:

a server SHOULD use a predicate that is a specialisation of  ldp:contains to suggest containment to a client (?)

Roger

> 
> 	Andy
> 
>> 
>> Roger
>> 
>>> 	Andy
>>> 
>>>> 
>>>> Regards,
>>>> Dave
>>>> 
>>>> 
>>>>> 
>>>>> Ashok
>>>>> 
>>>> 
>>> 
>> 
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> 

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Received on Thursday, 13 December 2012 15:51:31 UTC