linux上mysql5.7.23的安装操作

详细安装步骤：

https://blog.csdn.net/qq_29837161/article/details/82022218

密码设置：

https://blog.csdn.net/memory6364/article/details/82426052

问题一：error while loading shared libraries: libtinfo.so.5

https://yq.aliyun.com/articles/511574

问题二：Starting MySQL..The server quit without updating PID file (/usr/local/mysql/data/host-10-29-0-102.pid

https://www.cnblogs.com/luihengk/p/6690224.html

https://tcrct.iteye.com/blog/1292468

https://segmentfault.com/a/1190000012703513   需要在mysql目录上层处理