[XML-DEV Mailing List Archive Home] [By Thread] [By Date] [Recent Entries] [Reply To This Message]

RE: XQuery and DTD/Schema?

• To: "Betty Harvey" <harvey@e...>,<xml-dev@l...>
• Subject: RE: XQuery and DTD/Schema?
• From: "Michael Fitzgerald" <mike@w...>
• Date: Tue, 2 Jul 2002 16:28:29 -0700
• Importance: Normal
• In-reply-to: <Pine.LNX.4.33.0207021842470.32220-100000@e...>

Good question. I have another. My apologies if it has already been clearly
answered but I don't think it has.

I am looking for a technical, non-political reason why RELAX NG has been
brushed aside by XQuery.

Any XQuery people want to speak to that?

Mike

> -----Original Message-----
> From: Betty Harvey [mailto:harvey@e...]
> Sent: Tuesday, July 02, 2002 3:51 PM
> To: xml-dev@l...
> Subject:  XQuery and DTD/Schema?
>
>
>
> I haven't been following the progress of XQuery closely.  I was advised
> today that a W3C Schema had to be developed instead of a DTD because
> XQuery only works with Schema.  I was skeptical that the XQuery
> specification would really say this.  However, I found what I believe to
> be conflicting information in the XQuery specification:
>
>   "XQuery's type system is based on [XML Schema]. Work is in progress to
>    ensure that the type systems of XQuery, the XQuery Core, and XML Schema
>    are completely aligned."
>
> I interpret the above statement to mean that XQuery datatypes will be
> based upon XML Schema.  I believe this statement may be the reason for
> others thinking that an XML Schema and not DTD's or RELAX NG was
> required in order to use XQuery.
>
> Any thoughts on my interpretation of the specification.  Thanks!
>
> Betty
>
> /\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/
> Betty Harvey                         | Phone: 410-787-9200 FAX: 9830
> Electronic Commerce Connection, Inc. |
> harvey@e...                    | Washington,DC SGML/XML Users Grp
> URL:  http://www.eccnet.com          | http://www.eccnet.com/xmlug/
> /\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\\/\/
>
>
>
> -----------------------------------------------------------------
> The xml-dev list is sponsored by XML.org <http://www.xml.org>, an
> initiative of OASIS <http://www.oasis-open.org>
>
> The list archives are at http://lists.xml.org/archives/xml-dev/
>
> To subscribe or unsubscribe from this list use the subscription
> manager: <http://lists.xml.org/ob/adm.pl>
>
>

• Follow-Ups:
  • RE: XQuery and DTD/Schema?
    • From: "Michael Kay" <michael.h.kay@n...>
  • Re: XQuery and DTD/Schema?
    • From: "Rick Jelliffe" <ricko@a...>

• References:
  • XQuery and DTD/Schema?
    • From: Betty Harvey <harvey@e...>

• Prev by Date: Re: Announce: XML Schema, The W3C's Object-Oriented Descriptions for XML
• Next by Date: RE: XQuery and DTD/Schema?
• Previous by thread: XQuery and DTD/Schema?
• Next by thread: Re: XQuery and DTD/Schema?
• Index(es):
  • Date
  • Thread