[provenance-challenge] Re: Optional Query 9

[David Koop]

Perhaps the query could be rephrased to "What is the difference  
between the provenance of a workflow that executed without halting and  
the provenance of the same workflow when it did halt?".

David Koop, University of Utah

On Apr 27, 2009, at 12:45 PM, Robert Clark wrote:

> Hello All,
>
> I wanted to raise an objection I have to suggested query nine and  
> see what kind of responses my objection yields.
>
> Which steps were not executed because of halt?
>
> I believe this is *not* a provenance query, it asks a question about  
> what may have happened in the future not a question about what has  
> happened in the past. To me, this query seems more at home in a  
> workflow system study rather than a challenge studying the  
> interoperability of a provenance model.
>
> Thank you,
>
> Robert Clark, NCSA