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RE: [xml-dev] Two interesting comments from Michael Kay

  On that second quote he's talking about XSD.

 

Correct.

 

Sorry for the confusion.

 

/Roger

 

From: Michael Glavassevich [mailto:mrglavas@ca.ibm.com]
Sent: Thursday, December 15, 2011 3:46 PM
To: xml-dev@lists.xml.org
Subject: Re: [xml-dev] Two interesting comments from Michael Kay

 

Chris Maloney <voldrani@gmail.com> wrote on 12/15/2011 03:37:39 PM:

> Roger,
>
> > The wonder is that despite all its faults ...
>
> It's not clear whether you're talking about Saxon or XSD!


On that second quote he's talking about XSD.

> On Thu, Dec 15, 2011 at 2:48 PM, Costello, Roger L. <costello@mitre.org
> > wrote:

> Hi Folks,
>
> 1. On November 4, 2011 Michael Kay wrote on the SAXON mailing list
> the following. It gives an intriguing hint about how the SAXON XSD
> validator is implemented:
>
> Saxon's validation of schema documents is in most cases driven by a
> finite state machine that is automatically generated from the content
> model in the schema for schema documents. So unless there are issues
> like the spec changing since the FSM was last generated, I'm fairly
> confident that Saxon gets this kind of thing right.
>
> http://sourceforge.net/mailarchive/message.php?msg_id=28329712
>
> 2. Today Michael made an interesting statement regarding the XML
> Schema specification:
>
> XSD is probably the most difficult spec I have read since Algol 68. The
> difference is that the more you read the Algol 68 spec, the more it
> makes sense; whereas the more you read the XSD spec, the more holes you
> find.
>
> The wonder is that despite all its faults, a large number of people are
> getting a large amount of value from it.
>
> http://lists.xml.org/archives/xml-dev/201112/msg00069.html
>
> /Roger
>
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Michael Glavassevich
XML Technologies and WAS Development
IBM Toronto Lab
E-mail: mrglavas@ca.ibm.com

E-mail: mrglavas@apache.org



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