2131232132131232132132131

@Servicepublic class MultiDatasourceService {    @Resource    private MultiDatasourceService multiDatasourceService;    @Resource    private TestMapper testMapper;    @Transactional    public void updateNameById(Long id) {        int i = 1;        testMapper.updateById(id, "clcl");        // 调用另外一个事务办法        multiDatasourceService.updateNameById1(id);        int j = 2;    }    @Transactional(propagation = Propagation.REQUIRES_NEW)    public void updateNameById1(Long id) {            int i = 1;        testMapper.updateById(3L, "clcl");    }}