Namespace clashes?

[Ogievetsky, Nikita]

I thought of namespace prefixes as aliases. If parser is capable
to resolve alias <=> alias definition than it should not matter which 
alias one uses to define the same namespace?

Nikita

Ronald Bourret wrote:
>> Imagine A, B, C, D and E and all users of some XML data. A and B exchange

>> data and agree to use A's namespace and that "<an:t>title</an:t>" is a
>> book title (among other things).
>>
>> Elsewhere, C and D also exchange data and agree to use D's namespace and
>> that "<dn:t>title</dn:t>" is a book title.
>>
>> 1. E comes along and wants to create data and exchange data with A, B, C
>>    and D. What does E use? If E creates a new NS "<en:t>title</en:t>" 
then
>>    A, B, C and D have to update there procedures to cater for this?

>E should use <an:t> to exchange data with A and B and <dn:t> to exchange 
>data with C and D. If E creates their own DTD, then everybody who wants to 
>exchange data with E needs to update their software, which is unlikely to 
>make E very popular.  A much better solution is to get everybody (A-E) to 
>agree on a single set of tags in the first place.



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