PkfieldsblobsWithBLOBs newRecord = new PkfieldsblobsWithBLOBs();
newRecord.setFirstname("Fred");
PkfieldsblobsExample example = new PkfieldsblobsExample();
example.createCriteria().andId1NotEqualTo(3);
int rows = mapper.updateByExampleSelective(newRecord, example);
assertEquals(1, rows);
List<PkfieldsblobsWithBLOBs> answer = mapper.selectByExampleWithBLOBs(example);
assertEquals(1, answer.size());