@Entity
public class OscarWildePoem {
        @Id
	private Long id;
	private String name;
	private String author;
	private byte rating;
}

@Test
	public void nativeQueryProjectionExcludingPrimitive() {
		final String nativeQuery = "db.WILDE_POEM.find({ 'name' : 'Portia' }, { 'author' : 1, 'copiesSold' : 1 } )";

		inTransaction( session -> {
			Query query = session.createNativeQuery( nativeQuery ).addEntity( OscarWildePoem.class );
			OscarWildePoem result = (OscarWildePoem) query.uniqueResult();

			assertThat( result.getId() ).isEqualTo( new Long( 1l ) );
			assertThat( result.getName() ).isNull();
			assertThat( result.getAuthor() ).isEqualTo( portia.getAuthor() );
			assertTrue( result.getRating() == 0 );
			assertThat( result.getCopiesSold() ).isEqualTo( portia.getCopiesSold() );
		} );
	}