您的位置: 首页 > 文章 > Exception in thread “main“ java.sql.SQLException: Unknown initial character set index ‘255‘ received Exception in thread “main“ java.sql.SQLException: Unknown initial character set index ‘255‘ received 分类: 文章 • 2024-01-03 20:42:04 Exception in thread “main” java.sql.SQLException: Unknown initial character set index ‘255’ received from server. Initial client character set can be forced via the ‘characterEncoding’ property. 解决方法: 只需要在URL的最后面加上?useUnicode=true&characterEncoding=utf-8