Re: Data Element Descriptions

[Paul DuBois <paul -at- kitebird -dot- com>]

> I'd say there's a BIG diference between a Unique Identifier and an ID. An ID may
> occur any number of times in a document/data set. A Unique ID must only appear
> once in a document/data set to be valid.

I agree.  My name identifies me, but not uniquely so.

It's true in a sense that "unique" in the phrase "unique ID" is
redundant, but only for people who are bringing that particular
semantic convention to the document that they're reading.  A
lot of readers probably won't be operating with that convention.


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