PkfieldsblobsExample example = new PkfieldsblobsExample();
List<Pkfieldsblobs> answer = mapper
.selectByExample(example);
assertEquals(2, answer.size());
int rows = mapper.deleteByPrimaryKey(5, 6);
assertEquals(1, rows);
example = new PkfieldsblobsExample();
answer = mapper.selectByExample(example);
assertEquals(1, answer.size());