[XML-DEV Mailing List Archive Home] [By Thread] [By Date] [Recent Entries] [Reply To This Message] RE: Some random noise on rational type systems for XML
> -----Original Message----- > From: Jeff Lowery [mailto:Jeff.Lowery@c...] > Sent: Tuesday, May 06, 2003 5:09 PM > To: Andrew Layman; xml-dev@l... > > In XML there are three (not two) syntactic devices that > people have at > > various times asserted have some connection to the absence > of a tuple > > in the relational model. > > > > XML has: > > 1. Omission of an optional element. > > 2. Presence of an element having the attribute xsi:nil > > 3. Presence of an element having empty content. > > I don't see how any of these three could be interpreted > differently if the element content is defined to represent a number. What if the element [or the tuple it maps to] has a default specified? -- PITHY WORDS OF WISDOM If at first you don't succeed, imitate. This posting is provided "AS IS" with no warranties, and confers no rights.
|
PURCHASE STYLUS STUDIO ONLINE TODAY!Purchasing Stylus Studio from our online shop is Easy, Secure and Value Priced! Download The World's Best XML IDE!Accelerate XML development with our award-winning XML IDE - Download a free trial today! Subscribe in XML format
|