The server time zone value 'Öйú±ê׼ʱ¼ä' is unrecognized or represents more than one time zone. You
使用mysql出现了乱码，导致数据查不到：The server time zone value 'Öйú±ê׼ʱ¼ä' is 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.
解决办法如下：
需要的设置jdbcUrl的时候设置编码。