Re: comment on VOTable Format Definition v1.09

From: Marco C. Leoni <mleoni-at-eso.org>
Date: Fri, 21 May 2004 12:31:37 +0200


Since we already have v1.0, I've placed a copy of the new VOTable-1.1.xsd here:

    http://www.ivoa.net/xml/VOTable/v1.1

The list of available VOTable schema is still at: http://www.ivoa.net/xml/VOTable/

Cheers,

    Marco

Ray Plante wrote:

>Hi VOTablers,
>
>I'll confess that I have not actually read the WD "VOTable Format
>Definition v1.09" start to finish; however, my previous post about COOSYS
>brings up a relevent point for this document. As my comment reveals, the
>prose document does not define the format to the same level of detail as
>the XSD file. I therefore recommend that we establish a close coupling
>between the standard document and the schema.
>
>That is, we should (as you did in the 1.0 version) include the Schema
>and/or the DTD as an appendix to the document. Then in the document
>(perhaps in section 1.3), we should say that when using the XML Schema
>approach (marked by the use of xmlns attributes), this is the schema that
>defines a compatible VOTable; when the DTD approach is used, this is the
>DTD that defines a compatible VOTable. Because of the greater ability to
>constrain syntax with Schema, the XSD file should be considered the more
>definitive standard for syntax. Even when an application is using the DTD
>to validate, the application should assume the stricter constraints
>defined in the XSD.
>
>Finally, I may have mentioned this one about the namespace. I think it
>would be appropriate to base the namespace URI on www.ivoa.net. In
>particular, I recommend we follow the convention used with the resource
>metadata schemas, and use "http://www.ivoa.net/xml/VOTable/v1.1".
>
>cheers,
>Ray
>
Received on 2004-05-21Z12:32:06