I've no personal experience, but this documentation may help:
http://h2database.com/html/tutorial.html#using_toplink

On Wed, Jun 30, 2010 at 6:22 AM, denis000 <[email protected]> wrote:

> Hi,
> I created a table in netbeans 6.9 on h2. I can view this table and its
> data in the netbeans. Then i crated a simple projet using netbeans
> CRUD template. This projet compile ok but i can't run it. This is a
> part of the output:
> [TopLink Info]: 2010.06.29 07:04:41.218--ServerSession(6662015)--
> TopLink, version: Oracle TopLink Essentials - 2.0.1 (Build b09d-fcs
> (12/06/2007))
> [TopLink Info]: 2010.06.29 07:04:41.467--Not able to detect platform
> for vendor name [H2]. Defaulting to
> [oracle.toplink.essentials.platform.database.DatabasePlatform]. The
> database dialect used may not match with the database you are using.
> Please explicitly provide a platform using property
> toplink.platform.class.name.
> 29 juin 2010 19:04:41 org.jdesktop.application.Application$1 run
> GRAVE: Application class adresse2.Adresse2App failed to launch
> javax.persistence.PersistenceException: Exception [TOPLINK-7144]
> (Oracle TopLink Essentials - 2.0.1 (Build b09d-fcs (12/06/2007))):
> oracle.toplink.essentials.exceptions.ValidationException
> Exception Description: SEQ_GEN_SEQUENCE: platform DatabasePlatform
> doesn't support NativeSequence.
>        at
>
> oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(EntityManagerSetupImpl.java:
> 239)
>        at
>
> oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession(EntityManagerFactoryImpl.java:
> 93)
>
> Where is the problem?
> Regards
>
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