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Posted to users@openjpa.apache.org by Patrick Linskey <pl...@gmail.com> on 2007/09/14 17:30:37 UTC

Re: Overwritten Null-Values @ merge

Hi,

Are you running the OpenJPA enhancer? Can you post your
persistence.xml file? Were the null-valued fields non-null when you
detached objects and sent them to the web tier?

-Patrick

On 9/14/07, rené giretzlehner <re...@lbs-logics.com> wrote:
>
>  Hi,
>
>  I'm using 0.9.7 version.
>  My problem is that when I merge detached objects via the entity-manager -
> ALL NULL-values which I set in the web-tier are being replaced by the values
> of the object-fields which are in the database.
>  Is this behavior intended? Because it is necessary for me the reset some
> fields from the db-value to NULL again.
>
>  Is it possible that I have made a mistake in the jpa-configuration - is
> there a section in the configuration where I can tell jpa to persist the
> NULL-values and NOT to overwrite them with the values from db?
>
>  Thanks for your suggestions!
>  All the best,
>    rené


-- 
Patrick Linskey
202 669 5907