Re: Tight or Loose Data Constraints?

• From: John Madden <john.madden@duke.edu>
• Date: Sat, 22 Jan 2011 15:42:39 -0500
• To: "Costello, Roger L." <costello@mitre.org>
• Cc: "xmlschema-dev@w3.org" <xmlschema-dev@w3.org>
• Message-Id: <11FA1563-3C95-4CD6-9611-25085F9EC34E@duke.edu>

Hi Roger,

I'd like to see you explicitly make the obvious point (unless I missed it), that if you are going to use tight constraints, it's especially important to commit to using named types (don't inline your type definitions). Maintainability really mandates at least one level of indirection. 

John


On Jan 22, 2011, at 2:25 PM, Costello, Roger L. wrote:

> Hi Folks,
> 
> ISSUE
> 
> Should XML Schemas implement tight or loose data constraints?
> 
> In this paper I argue that XML Schemas should implement tight data constraints.
> 
> 
> More ... http://www.xfront.com/Tight-or-Loose-Data-Contraints.pdf
> 
> 
> Comments welcome.
> 
> /Roger
> 

Received on Saturday, 22 January 2011 20:43:45 UTC