redis实现缓存集合不需要查询数据库了

1.利用 fastjson吧集合转换为字符串 存储  然后在反向解析就可以了

private static final Logger LOGGER = LoggerFactory.getLogger(HttpServiceImpl.class);

@Resource
private RedisTemplate redisTemplate;

@GetMapping("findDate")
public Result findDate() throws IOException {
    QueryWrapper borrowerQueryWrapper = new QueryWrapper<>();
    borrowerQueryWrapper.select("name","id");
    //用MP查询指定的字段
    List