Unknown initial character set index '45' received from server. Initial client ch

Unknown initial character set index '45' received from server. Initial client character set can be forced via the 'characterEncoding' property.

解决方案：最初遇到这个问题，到网上查了一下，很多人都说是编码问题，并且好像符合错误的描述，但是经过我的不断判断与实验，我发现这只是个数据可驱动的版本问题，只要你管一个合适的驱动就行了

mysql—connector-3.1.13-bin.jar