unrecognized or represents more than one time zone. You must configure either the server or JDBC driver (via the serverTimezone configuration property) to use a more specifc time zone value if you want to utilize time zone support.
搜了一下发现也没啥好方法，还以为是jdbc的问题，又开始弄jdbc还是不行，然后就去问了同学，事实证明，出了错误不能一个人瞎搞，多问问同学是有好处的！！！
http://www.pianshen.com/article/4771312428/
在cmd中进入mysql，设置时区，就搞好了，完全不用弄jdbc什么的
