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From Ян Программист <>
Subject Re: Forcing an Object to be always inserted/updated first during persist/merge
Date Tue, 04 May 2010 14:08:26 GMT
Interesting idea is to use a message broker to create complex
commit/rollback rules between UpdateManager instances on separated machines
(runtimes) for dealing with managed Java applications. John

2010/5/3 JayaPrakash <>

> Hi Michael,
>          Thanks for your reply. I already have that configuration in place,
> but the problem is that, since I am using the @ElementDependent for orphan
> deletion, to honor the SQL order while delete, the OpenJPA is updating the
> child table foreignkey values to null, since my DB does not allow nulls in
> to foreignkey columns, i get an error.
> So, I was wondering if there is a way that I can force a particular object
> to be inserted/updated first before all the other objects in the Tree.
> Since, the object that is at the top most level needs to be inserted first
> because of some requirement that we have.
> Thanks,
> JP
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