win7-32位安装mysql-5.7.27 下载 https://dev.mysql.com/downloads/mysql/5.7.html#downloads 参考链接 https://blog.csdn.net/qq_41307443/article/details/79839558 https://blog.csdn.net/wu_jing_01/article/details/79490287 https://www.cnblogs.com/lykbk/p/sadfdsfdfd3456435454.html https://www.cnblogs.com/jiyongjia/p/9527499.html