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From Dyre.Tjeldv...@Sun.COM
Subject Re: Embedded Derby
Date Wed, 03 Oct 2007 11:26:34 GMT
Daniel Noz <d.noz@gmx.de> writes:

> Hello derby-users,
> I develop a richt client application with netbeans using derby-db and
> toplink as JPA implementation.
> If i use the embedded driver (see <property name="toplink.jdbc.driver"
> value="org.apache.derby.jdbc.EmbeddedDriver"/>) it works great to
> persist Entity-Objects.
> However i cant see anything within the database, i am using. I can
> connect, hower i dont see any created tables or data within...? Is
> this a feature with the embedded driver?
> I know that my Entity Objects are within the database...if i use the
> entitymanager to find the persited object..it works great...
> By the way: I dont use the JavaEE lookup. I create the necessary
> EntityManager instance like this:
> EntityManagerFactory factory =
> Persistence.createEntityManagerFactory("BBTrainerAppPU");
> EntityManager em = factory.createEntityManager();
> Can anyone help me and tell me if this is a feature or how to find the
> created table or data within?

Could it be that you have two different databases with the same name
in different locations?

A similar situation was discussed here a while back. See




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