Strictly speaking yes, but I think Emir has been asking for 'automatic' 
consistency. If that's not the case, what you are suggesting definitely is an 
option.

Werner

On Fri, 17 Dec 2004 13:28:59 -0700, Bruce Snyder wrote:

>
>On Fri, 17 Dec 2004 13:46:37 +0100 (MET), Werner Guttmann
><[EMAIL PROTECTED]> wrote:
>
>> for this to work you will have to makes use of a transaction
>> manager/coordinator that supports 2PC (two phase commit), a protocol that
>> guaranteees exectly what you are askig for.
>> 
>> In the context of (commercial) web/ejb containers, most major players thee
>> days ship a fully-fledged transaction monitor with their respective
>> products. In the open source world, you could e.g. use Tyrex with e.g.
>> Catalina/Tomcat.
>> 
>> Whilst setup is not that difficult, you should have a genral understanding
>> of the involved protocols, APIs (e.g. Sun's JTA), etc.
>
>
>Or he could just set up multiple <database> elements in the jdo-conf
>and use each one in separate transactions to pull data from one data
>source and commit it to the other.
>
>Bruce 
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>
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