My database does not get created
Hibernate will not create the database for you, you have to manually create a database. You don't need to create the tables and other database schema parts. That's done by hibernate.
Hibernate drops my database when the application stops
This is probably the hibernate.hbm2ddl.auto property in the cdo-server.xml, change it from 'create-drop' to 'update'.
Teneo specific troubleshooting