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From Dain Sundstrom <>
Subject Re: AW: AW: AW: Using @GeneratedValue for IDs on already existing tables
Date Tue, 13 Feb 2007 19:10:43 GMT

On Feb 13, 2007, at 10:06 AM, Hans J. Prueller wrote:

>> Can you tell us your current J2EE vendor, and if possible the  
>> generation
>> strategy selected in the vendor deployment descriptor.  If not,  
>> can you
>> grab the last 20 pks from one of the tables, we may be able to  
>> guess the
>> strategy
> One of the reasons why we are migrating is that the current vendors
> generation strategy is crap - we regularly get "duplicate PK" SQL  
> exceptions
> on our production servers and the vendor developers don't understand
> that their PK generation algorithm is not "production ready" or  
> stable yet.
> I don't want to make a product down so I don't name it here but the  
> fact is
> that we permanently are having stability problems with the CMP engine.

If it is JBoss, feel free to diss it as I am the one that wrote that  
CMP engine :)


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