Re: [dotNetRDF-bugs] Problem with aggregate

[Rob V. <rv...@do...>]

Looks great, thanks for taking the time to track this down

We probably want to add a few more round tripping tests e.g

float -> ToLiteral() -> AsValuedNode() -> AsFloat()

And so forth

Rob

On 4/3/13 1:40 PM, "Tomasz Pluskiewicz" <tom...@gm...>
wrote:

>Indeed the problem was with ValuedNodeExtensions.
>
>I filed a bug and completed your test so that the bug is reporduced
>and fixed. However I have tracked a some other examples of number
>parsing code, which didn't use invariant culture. Please have a look
>at the changes in branch CORE-344 and decide what other tests would be
>good to have to ensure no regression.
>
>Thanks,
>Tom
>
>On Wed, Apr 3, 2013 at 1:47 AM, Rob Vesse <rv...@do...> wrote:
>> If you have a time take a look at ValuedNodeExtensions, BaseLiteralNode
>>and
>> ComparisonHelper
>>
>> Those are the places off the top of my head that will parse values out
>>of
>> literal values, I will try and get to look at this tomorrow if I have
>>time
>>
>> Rob
>>
>> From: Tomek Pluskiewicz <to...@pl...>
>> Reply-To: dotNetRDF Bug Report tracking and resolution
>> <dot...@li...>
>> Date: Monday, April 1, 2013 9:46 PM
>> To: dotNetRDF Bug Report tracking and resolution
>> <dot...@li...>
>> Subject: Re: [dotNetRDF-bugs] Problem with aggregate
>>
>> I'd thought it would. Because it is about float numbers I suspect a
>> globalization problem.
>>
>> Any suggestion where to look?
>>
>> On Apr 2, 2013 2:23 AM, "Rob Vesse" <rv...@do...> wrote:
>>>
>>> Hey Tom
>>>
>>> This works fine for me on my box, so not sure what the issue is on your
>>> machine
>>>
>>> Added as a unit test
>>>
>>> Rob
>>>
>>> On 4/1/13 1:33 PM, "Tomek Pluskiewicz" <plo...@gm...> wrote:
>>>
>>> >Hi Rob
>>> >
>>> >Please try the following code:
>>> >
>>> >TripleStore store = new TripleStore();
>>> >
>>>
>>> > 
>>>>store.LoadFromUri(UriFactory.Create("http://semanticsage.home.lc/files/
>>>>Lea
>>> >rningStyles.rdf"));
>>> >
>>> >            Options.AlgebraOptimisation = false;
>>> >
>>> >            var graph = (IGraph)store.ExecuteQuery(@"prefix sage:
>>> ><http://www.semanticsage.home.lc/LearningStyles.owl#>
>>> >prefix xsd: <http://www.w3.org/2001/XMLSchema#>
>>> >prefix : <http://semanticsage.home.lc/files/LearningStyles.rdf#>
>>> >
>>> >CONSTRUCT
>>> >{
>>> >    ?MTech :max ?maxScore
>>> >}
>>> >WHERE
>>> >{
>>> >    SELECT ?MTech max(?max) as ?maxScore
>>> >    WHERE
>>> >    {
>>> >        SELECT ?MTech ?LessonType sum(?hasValue) as ?max
>>> >        WHERE
>>> >        {
>>> >            ?MTech sage:attendsLessons ?Lesson.
>>> >            ?Lesson sage:hasLessonType ?LessonType.
>>> >            ?MTech sage:undergoesEvaluation ?Quiz.
>>> >            ?Quiz sage:isForLesson ?Lesson.
>>> >            ?MTech sage:hasQuizMarks ?QuizMarks.
>>> >            ?QuizMarks sage:belongsToQuiz ?Quiz.
>>> >            ?QuizMarks sage:hasValue ?hasValue.
>>> >            ?Lesson sage:inRound '1'^^xsd:int.
>>> >        }
>>> >        GROUP BY ?MTech ?LessonType
>>> >    }
>>> >    GROUP BY ?MTech
>>> >}");
>>> >
>>> >The above query works fine in Leviathan demo.
>>> >
>>> >However on my box instead of actual values I get all ?maxScore bound
>>> >to "0"@xsd:int. I'm running this using the latest dll from trunk,
>>> >
>>> >Thanks,
>>> >Tom
>>> >
>>>
>>> > 
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