[RESOLVIDO]could not insert

public static void main(String[] args) {
		EntityManagerFactory factory =
				   Persistence.createEntityManagerFactory("TesteJpa");
				EntityManager em = factory.createEntityManager();
				
				Cliente p = new Cliente();
				//p.setId(1);
				p.setNome("camiseta");				

				em.getTransaction().begin();

				em.persist(p);

				em.getTransaction().commit();
	}

*****************
package br.com.evandro.entidade;

import java.io.Serializable;

import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.Table;
@Entity(name="Cliente") 

@Table(name="Cliente")
public class Cliente implements Serializable{
	
	@Id
	@GeneratedValue(strategy=GenerationType.IDENTITY)
	private Long id;
	
	@Column
	private String nome;

	public Long getId() {
		return id;
	}

	public void setId(Long id) {
		this.id = id;
	}

	public String getNome() {
		return nome;
	}

	public void setNome(String nome) {
		this.nome = nome;
	}


}



****************
<?xml version="1.0" encoding="UTF-8"?>
<persistence version="2.0" 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_2_0.xsd">
	<persistence-unit name="TesteJpa">
	 <provider>org.hibernate.ejb.HibernatePersistence</provider>
     <class>br.com.evandro.entidade.Cliente</class>
     
    <properties>
      <property name="hibernate.connection.username" value="postgres"/>
      <property name="hibernate.connection.password" value="xxxxxxx"/>
      <property name="hibernate.connection.driver_class" value="org.postgresql.Driver"/>
      <property name="hibernate.connection.url" value="jdbc:postgresql://localhost:5432/postgres"/>
      <property name="hibernate.cache.provider_class" value="org.hibernate.cache.NoCacheProvider"/>
   			<property name="hibernate.dialect" value="org.hibernate.dialect.PostgreSQLDialect"/>
    </properties>
	</persistence-unit>
</persistence>


**************

Exception in thread “main” javax.persistence.PersistenceException: org.hibernate.exception.SQLGrammarException: could not insert: [br.com.evandro.entidade.Cliente]

at org.hibernate.ejb.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1235)

at org.hibernate.ejb.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1168)

at org.hibernate.ejb.AbstractEntityManagerImpl.convert(AbstractEntityManagerImpl.java:1174)

at org.hibernate.ejb.AbstractEntityManagerImpl.persist(AbstractEntityManagerImpl.java:674)

at br.com.evandro.entidade.main.main(main.java:23)

Caused by: org.hibernate.exception.SQLGrammarException: could not insert: [br.com.evandro.entidade.Cliente]

at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:92)

at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:66)

at org.hibernate.id.insert.AbstractReturningDelegate.performInsert(AbstractReturningDelegate.java:64)

at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2329)

at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2836)

at org.hibernate.action.EntityIdentityInsertAction.execute(EntityIdentityInsertAction.java:71)

at org.hibernate.engine.ActionQueue.execute(ActionQueue.java:268)

at org.hibernate.event.def.AbstractSaveEventListener.performSaveOrReplicate(AbstractSaveEventListener.java:321)

at org.hibernate.event.def.AbstractSaveEventListener.performSave(AbstractSaveEventListener.java:204)

at org.hibernate.event.def.AbstractSaveEventListener.saveWithGeneratedId(AbstractSaveEventListener.java:130)

at org.hibernate.ejb.event.EJB3PersistEventListener.saveWithGeneratedId(EJB3PersistEventListener.java:69)

at org.hibernate.event.def.DefaultPersistEventListener.entityIsTransient(DefaultPersistEventListener.java:179)

at org.hibernate.event.def.DefaultPersistEventListener.onPersist(DefaultPersistEventListener.java:135)

at org.hibernate.event.def.DefaultPersistEventListener.onPersist(DefaultPersistEventListener.java:61)

at org.hibernate.impl.SessionImpl.firePersist(SessionImpl.java:800)

at org.hibernate.impl.SessionImpl.persist(SessionImpl.java:774)

at org.hibernate.impl.SessionImpl.persist(SessionImpl.java:778)

at org.hibernate.ejb.AbstractEntityManagerImpl.persist(AbstractEntityManagerImpl.java:668)

… 1 more

Caused by: org.postgresql.util.PSQLException: ERRO: relação “cliente” não existe

Posição: 13

at org.postgresql.core.v3.QueryExecutorImpl.receiveErrorResponse(QueryExecutorImpl.java:2102)

at org.postgresql.core.v3.QueryExecutorImpl.processResults(QueryExecutorImpl.java:1835)

at org.postgresql.core.v3.QueryExecutorImpl.execute(QueryExecutorImpl.java:257)

at org.postgresql.jdbc2.AbstractJdbc2Statement.execute(AbstractJdbc2Statement.java:500)

at org.postgresql.jdbc2.AbstractJdbc2Statement.executeWithFlags(AbstractJdbc2Statement.java:388)

at org.postgresql.jdbc2.AbstractJdbc2Statement.executeUpdate(AbstractJdbc2Statement.java:334)

at org.hibernate.id.IdentityGenerator$GetGeneratedKeysDelegate.executeAndExtract(IdentityGenerator.java:94)

at org.hibernate.id.insert.AbstractReturningDelegate.performInsert(AbstractReturningDelegate.java:57)

… 16 more