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package com.example.demo111.service.impl; import com.baomidou.mybatisplus.core.mapper.BaseMapper; import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl; import com.example.demo111.Bean....

乱码处理: 数据库乱码:查询处理: select CONVERT(CAST(article.title as BINARY) USING gbk)from article; select convert(unhex(hex(convert(article.title using latinl)))using GBK) author from article; ...