Vince,
You'll need to add an orm.xml in the same META-INF/ as your persistence.xml
with the mapping information, and redeploy the app.
thanks,
-marina
vince kraemer wrote:
> Say I have a persistence unit created against a database, with the
> mapping defined in the annotations.
>
> After my war or ear that uses that persistence unit is in production for
> a while, the DBA realizes that they need to tweak the database schema,
> creating a database'...
>
> How would I modify my PU without recompiling the classes?
>
> Could I change the mapping without reconstructing the PU in any manner
> at all?
>
> Back in the bad old days, I could change the mapping in the data in the
> JSR-88 plan file (since it was vendor specific) and redeploy my
> ejbjar/ear file...
>
> Is JPA/EJB3/JavaEE5 flexible enough to do that?
>
> vbk
>
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