作业：
src->test->MybatisTest.java
执行结果:
/**sql语句 ：select id,name,update_time,create_time from blog where id=? and name=?
        ==>param1 :1000  param2 :b14ffbdc-c3ac-4b84-afb6-2bba3a1636bd
        执行sql ：select id,name,update_time,create_time from blog where id=1000 and name="b14ffbdc-c3ac-4b84-afb6-2bba3a1636bd"
        执行结果 ：[Blog(name=b14ffbdc-c3ac-4b84-afb6-2bba3a1636bd, id=1000, createTime=Sun Dec 29 23:32:04 CST 2019, updateTime=Sun Dec 29 23:32:04 CST 2019)]
        执行时间为49ms
 **/