linux系统mysql-5.7.26-linux-glibc2.12-x86_64.tar.gz的安装与配置

新环境，先删除系统自带的mysql，再下载二进制包。
https://blog.csdn.net/weixin_45740590/article/details/106150317

https://blog.csdn.net/u014642915/article/details/105680257?utm_medium=distribute.pc_relevant.none-task-blog-2_defaultbaidujs_baidulandingword~default-1-105680257-blog-112259519.pc_relevant_3mothn_strategy_recovery&spm=1001.2101.3001.4242.2&utm_relevant_index=4

https://blog.csdn.net/weixin_50636665/article/details/126665518?spm=1001.2101.3001.6650.1&utm_medium=distribute.pc_relevant.none-task-blog-2~default~AD_ESQUERY~yljh-1-126665518-blog-125863612.pc_relevant_aa2&depth_1-utm_source=distribute.pc_relevant.none-task-blog-2~default~AD_ESQUERY~yljh-1-126665518-blog-125863612.pc_relevant_aa2&utm_relevant_index=2