Unknown initial character set index '255' received from server. Initial client character set can be
mysql的连接错误，在网上查找到是编码不匹配的原因， 直接在连接的URL后加上?useUnicode=true&characterEncoding=utf8就可以了 ...
原文：Unknown initial character set index '255' received from server. Initial client character 解决方法
Unknown initial character set index received from server. Initial client character set can be forced via the characterEncoding property. 从错误的提示信息中发现字符集设置出现问题 mysql连接数据库时报此错误： String url jdbc:mysql: lo ...
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