On 2008-04-17 19:25, Lefteris wrote:
> But on the website of w3c they say:
>
> XML Schema was approved as a W3C Recommendation on 2 May 2001 and a
> second edition incorporating many errata was published on 28 October
> 2004
>
> What I ask is what happens if a document refers to an older schema
> (usually backwards compatibility is reserved) and also if there is a
> prefix instead of a full uri (like xsd:) what does raptor returns? I
> am just getting confused with this plain strcmp for types.
This uses XML Namespaces, as far as I am aware, so the prefix is
immaterial. The only thing that counts is the URI the prefix refers to.
> lefteris
>
> On Thu, Apr 17, 2008 at 8:14 PM, Sjoerd Mullender <[EMAIL PROTECTED]> wrote:
>> On 2008-04-17 18:25, Lefteris wrote:
>>
>>> On Thu, Apr 17, 2008 at 5:24 PM, Marco Antonelli
>>> <[EMAIL PROTECTED]> wrote:
>>>
>>>> Update of /cvsroot/monetdb/MonetDB5/src/modules/mal
>>>> In directory
>> sc8-pr-cvs16.sourceforge.net:/tmp/cvs-serv26814/src/modules/mal
>>>> Modified Files:
>>>> rdf.mx
>>>> Log Message:
>>>> Added a T bat that stores the types of the RDF objects (IRI, integer,
>> double, plain literal...). It still has to be sorted together with the S, P,
>> O bats in all their possible combinations
>>>> U rdf.mx
>>>> Index: rdf.mx
>>>> ===================================================================
>>>> RCS file: /cvsroot/monetdb/MonetDB5/src/modules/mal/rdf.mx,v
>>>> retrieving revision 1.2
>>>> retrieving revision 1.3
>>>> diff -u -d -r1.2 -r1.3
>>>> --- rdf.mx 1 Apr 2008 14:48:08 -0000 1.2
>>>> +++ rdf.mx 17 Apr 2008 15:24:15 -0000 1.3
>>>>
>>>
>>>> +static rdf_type RDFparseXsdDataType(char *uri)
>>>> +{
>>>> + rdf_type ret;
>>>> + if (uri == NULL)
>>>> + ret = PLAIN;
>>>> + else if ( strcmp(uri,
>> "http://www.w3.org/2001/XMLSchema#int";) ||
>>>> + strcmp(uri,
>> "http://www.w3.org/2001/XMLSchema#integer";))
>>>> + ret = INTEGER;
>>>> + else if (strcmp(uri,
>> "http://www.w3.org/2001/XMLSchema#decimal";))
>>>> + ret = DECIMAL;
>>>> + else if (strcmp(uri,
>> "http://www.w3.org/2001/XMLSchema#double";))
>>>> + ret = DOUBLE;
>>>> + else if (strcmp(uri,
>> "http://www.w3.org/2001/XMLSchema#boolean";))
>>>> + ret = BOOLEAN;
>>>> + else if (strcmp(uri, "http://www.w3.org/2001/XMLSchema#float";))
>>>> + ret = FLOAT;
>>>> + else if (strcmp(uri,
>> "http://www.w3.org/2001/XMLSchema#string";))
>>>> + ret = STRING;
>>>> + else if (strcmp(uri,
>> "http://www.w3.org/2001/XMLSchema#dateTime";))
>>>> + ret = DATETIME;
>>>> + else
>>>> + ret = UNKNOWN;
>>>> +
>>>> + raptor_free_memory(uri);
>>>> + return ret;
>>>> +}
>>>>
>>> I am not sure if this is the correct way to identify the type, what
>>> happens if 2001 changes to 1998 or 2003? or if they use prefix instead
>>> of the uri? Does raptor gives you always the full uri back? it seems
>>> way to much hard wired.
>>>
>>
>> W3C URI's are stable. These URI's (presumably) refer to a published W3C
>> recommendation (or are published in said recommendation), so then they will
>> remain in perpetuity.
>>
>> If and when a new recommendation gets published, you will need to (also)
>> support the new URI's, but the old ones remain and continue to refer to the
>> recommendation that is currently being implemented.
>>
>> Disclaimer: I know more about W3C process than about XML Schema, so I don't
>> know about the status of the recommendation or where these URI's actually
>> come from.
>>
>> --
>> Sjoerd Mullender
>>
--
Sjoerd Mullender
-------------------------------------------------------------------------
This SF.net email is sponsored by the 2008 JavaOne(SM) Conference
Don't miss this year's exciting event. There's still time to save $100.
Use priority code J8TL2D2.
http://ad.doubleclick.net/clk;198757673;13503038;p?http://java.sun.com/javaone
_______________________________________________
Monetdb-developers mailing list
[email protected]
https://lists.sourceforge.net/lists/listinfo/monetdb-developers
