JPa...aparecer os registros automatico no banco

Assuntos Gerais
#1

Olá , estou rodando o main abaixo

e quando vou no banco mysql tenho que dar 2 refresh para aparecer
os registros novos tem como ser automático qdo der o select no banco de dados
não precisar usar refresh ???

abs



public class PessoaAplicacaoJpa {
	 public static void main(String[] args) {
	        EntityManagerFactory emf = Persistence.createEntityManagerFactory("UM");
	        EntityManager em = emf.createEntityManager();
	        EntityTransaction tx = em.getTransaction();
	        tx.begin();
	                
	        Endereco endereco = new Endereco("Rua DOna Matilde", 42);
	        em.persist(endereco);

	        Pessoa pessoa = new Pessoa("Cris", endereco);             
	        em.persist(pessoa);
          
	        tx.commit();
	        em.close();
	    }

}

---

<?xml version="1.0" encoding="UTF-8"?>
<persistence version="1.0" xmlns="http://java.sun.com/xml/ns/persistence" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/persistence http://java.sun.com/xml/ns/persistence/persistence_1_0.xsd">
	<persistence-unit name="UM">
	
                <description>
                       Persistência usando JPA. 
                </description>
                <provider>org.hibernate.ejb.HibernatePersistence</provider>
                <class>quatro.Endereco</class>
                <class>quatro.Pessoa</class>
                <properties>
                         <!-- Only scan and detect annotated entities -->
                        <property name="hibernate.archive.autodetection" value="class"/>
                        <!-- property name="hibernate.hbm2ddl.auto" value="create" /-->
                        
                        <property name="hibernate.dialect" value="org.hibernate.dialect.MySQLDialect" />
                        <property name="hibernate.connection.driver_class"  value="com.mysql.jdbc.Driver" />
                        <property name="hibernate.connection.username" value="root" />
                        <property name="hibernate.connection.password" value="root" />
                        <property name="hibernate.connection.url" value="jdbc:mysql://localhost:3306/um" />
                        <property name="hibernate.show_sql" value="true" />  
                        <property name="hibernate.format_sql" value="true" />   

                        <property name="hibernate.c3p0.min_size" value="0"/>
                        <property name="hibernate.c3p0.max_size" value="10"/>
                        <property name="hibernate.c3p0.timeout" value="1000"/>
                        <property name="hibernate.c3p0.max_statements" value="50"/>
                        <property name="hibernate.c3p0.idle_test_period" value="3000"/>
                                       
                </properties>
        </persistence-unit>
</persistence>
#2