OK I take that back.  I see where the unique constraint is listed.  I
will have to consider your questions further.

-David

On Fri, Nov 20, 2009 at 10:27 AM, David Shteynberg
<dshteynb...@systemsbiology.org> wrote:
> Hi Hendrik,
>
> The element msms_pipeline_analysis/msms_run_summary has an attribute
> base_name to specify the path to the datafile.  In case the searched
> file specified is different from the original data file there is
> another entry in the element
> msms_pipeline_analysis/msms_run_summary/search_summary for base_name.
> As far as I know, there is nothing in the schema that requires these
> to be unique in the pepXML file. Can you point me to where this
> constraint is specified in the schema.  I checked version 1.8.
>
> -David
>
> On Fri, Nov 13, 2009 at 12:31 AM, Eric Deutsch
> <edeut...@systemsbiology.org> wrote:
>>
>>
>> Hi Hendrik, I think we need to get an authoritative answer from David on
>> this one. And he is currently traveling in the Land of the Finns. We will
>> let/ask him to answer when he is next able.
>>
>> Regards,
>> Eric
>>
>>
>>> From: spctools-discuss@googlegroups.com [mailto:spctools-
>>> disc...@googlegroups.com] On Behalf Of Hendrik Weisser
>>>
>>> Hi!
>>>
>>> I'm working on the pepXML parser in OpenMS. I've been confronted with
>>> a type of pepXML file I hadn't seen before, where search results from
>>> different search engines - but for the same experiment - were
>>> collected in one file (with one "msms_run_summary" per search engine).
>>> I've added (maybe prematurely) support for this to the OpenMS parser,
>>> and then wanted to construct a simple pepXML file for testing
>>> purposes.
>>>
>>> In doing so, I've now come across a constraint in the pepXML schema
>>> (at least from v1.8 on) that says values of the "base_name" attribute
>>> (supposed to contain the full path to the searched mzXML file) in the
>>> "search_summary" element have to be unique within the document.
>>> What is the rationale behind this constraint? Is it supposed to
>>> prevent the above case, where different searches of the same
>>> experiment end up in one file? Why would that be desirable/necessary?
>>> (Also note that I can construct a valid and parseable pepXML file from
>>> two different search runs of the same file if I change the path in
>>> "base_name"...)
>>>
>>> In an earlier discussion (http://groups.google.com/group/spctools-
>>> discuss/msg/7760dcda02877922?hl=en), it was mentioned that
>>> "base_name"s in "msms_run_summary" elements had to be unique in the
>>> document - however, as per the schema, that's not true. Also, the
>>> "base_name" of an "msms_run_summary" is not tied to the "base_name" in
>>> subordinate "search_summary"s. If there were such a constraint, it
>>> would be impossible to have more than one "search_summary" under an
>>> "msms_run_summary" - however, this is allowed in the schema.
>>> When does it make sense to have different "base_name"s in an
>>> "msms_run_summary" and its subordinate "search_summary"(s)? Judging
>>> from the schema documentation and the files I've seen, it seems that
>>> the values should be the same. On the other hand, why have the
>>> attribute in both elements then?
>>>
>>> All this adds to my confusion about the appropriate use of
>>> "base_name"...
>>>
>>> I would be happy if someone could clear things up for me.
>>>
>>>
>>> Best regards
>>>
>>> Hendrik
>>>
>>>
>>
>>
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