notQName=##defined

means you can have any element provided its name is not the same as that of
a global element declaration in the schema.

notQName=##definedSibling

means you can have any element provided its name is not the same as that of
an element particle within the content model

Regards,

Michael Kay
http://www.saxonica.com/
http://twitter.com/michaelhkay  

> -----Original Message-----
> From: xmlschema-dev-request@w... 
> [mailto:xmlschema-dev-request@w...] On Behalf Of Costello, Roger L.
> Sent: 14 May 2009 18:23
> To: xmlschema-dev@w...
> Subject: [XML Schema 1.1] What does ##defined and 
> ##definedSibling mean?
> 
> 
> Hi Folks,
> 
> I am not able to understand what the specification is saying 
> about ##defined and ##definedSibling.
> 
> Would someone tell me what they mean please?
> 
> 
> Here I use ##defined. What does it mean:
> 
>    <xs:element name="Book" maxOccurs="unbounded">
>       <xs:complexType>
>          <xs:all>
>             <xs:any notQName="##defined"/>
>             <xs:element name="Author" type="xs:string"/>
>             <xs:element name="Title" type="xs:string"/>
>             <xs:element name="Date" type="xs:string"/>
>             <xs:element name="ISBN" type="xs:string"/>
>             <xs:element name="Publisher" type="xs:string"/>
>          </xs:all>
>       </xs:complexType>
>    </xs:element>
> 
> 
> Here I use ##definedSibling. What does it mean:
> 
>    <xs:element name="Book" maxOccurs="unbounded">
>       <xs:complexType>
>          <xs:all>
>             <xs:any notQName="##definedSibling"/>
>             <xs:element name="Author" type="xs:string"/>
>             <xs:element name="Title" type="xs:string"/>
>             <xs:element name="Date" type="xs:string"/>
>             <xs:element name="ISBN" type="xs:string"/>
>             <xs:element name="Publisher" type="xs:string"/>
>          </xs:all>
>       </xs:complexType>
>    </xs:element>
> 
> /Roger