[ckan-discuss] Open Knowledge Conference 2010

Fri Apr 23 19:01:00 BST 2010

Hi,

Is there a live stream of video from the conference... please at least 
bambuser feed.

I really wanted to make it there, but I can't :/

-Jogi

John Bywater wrote:
> Just to say, there will be a talk about (and a demonstration of) these 
> "distributed versioned data" features tomorrow at the Open Knowledge 
> Conference 2010.
> 
> http://www.okfn.org/okcon/programme
> 
> Best wishes,
> 
> John.
> 
> 
> 
> John Bywater wrote:
>> I just added a prototype implementation for 'distributing changes':
>> http://www.knowledgeforge.net/ckan/trac/changeset/951%3A941c3a4bedd5
>>
>> So, there's a new changeset subdomain model with tests here:
>> http://www.knowledgeforge.net/ckan/trac/browser/ckan/tests/models/test_changeset.py 
>>
>> http://www.knowledgeforge.net/ckan/trac/browser/ckan/model/changeset.py
>>
>> It's basically similar to Mercurial.
>>
>> Just like a changed Mercurial working directory, new CKAN model 
>> revisions can be 'committed' to the changeset system.
>>
>> Just like Mercurial, the CKAN model can be 'updated' to correspond 
>> with any existing changeset.
>>
>> Just like Mercurial, the changeset objects can be 'pulled' from one 
>> instance to another.
>>
>> Just like Mercurial, diverged lines of development can be tested for 
>> conflicts and merged into yet another changeset....
>>
>> There are several gaps in the implementation, but basically after 
>> several rather late nights, I've worked it out.
>>
>> Best wishes,
>>
>> John.
>>
>> PS I hope other implementations of 'distributed data version control' 
>> could be created, to inter-operate a protocol abstracted from the 
>> above codes. It could be used to update, track, and display history 
>> for a many things, including a non-temporal dataset metadata model (ie 
>> like CKAN but without CKAN's revisions).
>>
> 
> 
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