<property name="toplink.jdbc.password" value=""/>
<property name="toplink.jdbc.url" value="jdbc:h2:db/NicoDB"/>
<property name="toplink.jdbc.driver" value="org.h2.Driver"/>
- <property name="toplink.ddl-generation" value="drop-and-create-tables"/>
+ <property name="toplink.ddl-generation" value="create-tables"/>
</properties>
</persistence-unit>
</persistence>