Re: Using XML and a relational database

Gene Wirchenko wrote:

>>Don't be conning! Yes, xml docs with the regular form can be transformed to
>>relational structure, but this is the only one case. The app need to be able
>>to work with ustructured and semistructured xml documents and this is the

> 
>               ^^^^^^^^^^^     ^^^^^^^^^^^^^^
>      All data is structured, or it is just noise (and not data).
> 
>      "semi-structured" is like "half-pregnant".

Well, in fact semi-structured data in XML world is common term referring to XML documents having sort of variant and flexible substructure (usually traditional text documents, such as books or articles) whose content model can be described using complex union types, xs:choice's, & connectors, xs:any etc. Unstructured data in XML terms is probably DTD/Schema-less documents.

-- 
Oleg Tkachenko [XML MVP]
http://blog.tkachenko.com