对于mysql中文出现乱码解决方法：
1.mysql在建库的时候要确保编码方式为utf-8
2.数据库连接的url要设置编码方式为utf-8
如果数据库的驱动以及url等配置信息放在properties文件中如下设置：database.url=jdbc:mysql://127.0.0.1:3306dbname?useUnicode=true&characterEncoding=utf8
如果直接在xml文件中进行配置，设置如下：<property name="url" value="jdbc:mysql://127.0.0.1:3306/dbname?useunicode=true&characterEncoding=utf8"></property>
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