public static void main(String[] args) {
EntityManagerFactory factory = Persistence.createEntityManagerFactory(PERSISTENCE_UNIT_NAME);
EntityManager em = factory.createEntityManager();
if (em.isOpen()) System.out.println("haha");
em.getTransaction().begin();
Personnel p = new Personnel();
p.setNom("test");
p.setPrenom("test2");
p.setFonction("test3");
p.setNaissance("naissance");
em.persist(p);
em.getTransaction().commit();
em.close();
}
