Home. 
.

transparent

transparent

transparent

Altova Mailing List Archives


RE: keyref with empty sets

From: "Zafar Abbas" <zafara@---------.--->
To: "Henry S. Thompson" <ht@---.--.--.-->, "Nigel Hardy" <nwh@----.--.-->
Date: 6/1/2004 5:02:00 AM
>Basically, the REC (correctly, in my view) imposes _no_
>requirements on keys if there are no hits for a keyref

>From my reading of the clause below, it does seem that the content
selected by a key _must_ exist in the content, and if someone wanted to
have null keys, one would use xs:unique.

structures spec section 3.11.1:
{key) the Identity-constraint definition asserts uniqueness as for
unique. key further asserts that all selected content actually has such
tuples.



-Zafar

From ht@i...  Wed Jun  2 04:35:45 2004
Retur


transparent
Print
Mail
Like It
Disclaimer
.

These Archives are provided for informational purposes only and have been generated directly from the Altova mailing list archive system and are comprised of the lists set forth on www.altova.com/list/index.html. Therefore, Altova does not warrant or guarantee the accuracy, reliability, completeness, usefulness, non-infringement of intellectual property rights, or quality of any content on the Altova Mailing List Archive(s), regardless of who originates that content. You expressly understand and agree that you bear all risks associated with using or relying on that content. Altova will not be liable or responsible in any way for any content posted including, but not limited to, any errors or omissions in content, or for any losses or damage of any kind incurred as a result of the use of or reliance on any content. This disclaimer and limitation on liability is in addition to the disclaimers and limitations contained in the Website Terms of Use and elsewhere on the site.

.
.

transparent

transparent