record = new Fieldsonly();
record.setDoublefield(99d);
FieldsonlyExample example = new FieldsonlyExample();
example.createCriteria().andIntegerfieldGreaterThan(5);
int rows = dao.updateByExampleSelective(record, example);
assertEquals(2, rows);
example.clear();
example.createCriteria().andIntegerfieldEqualTo(5);
List<Fieldsonly> answer = dao.selectByExample(example);