Centosyum uninstall mysql

How to install and uninstall software in Centos yum install yum-yinstallhttpd when multiple similar software is installed in yum-yinstallhttpd * when multiple non-similar software is installed in Centos- yinstallhttpdphpphp-gdmysql how to use yum-yremovehttpd to uninstall multiple yum installation and uninstall software in Centos
Installation method
When installing a software
Yum-y install httpd
When installing similar software
Yum-y install httpd *
When multiple non-similar software are installed
Yum-y install httpd php-gd mysql
Yum-y remove httpd
When multiple similar software are uninstalled
Yum-y remove httpd *
When multiple non-similar software are uninstalled
Yum-y remove httpd php-gd mysql

In addition, there is a great usage. if I want to execute the iostat command to view the status of the CPU and storage device, but the execution does not find this command, then execute the yum install iostat command, the result shows that the software cannot be found. The following method can be used to find the iostat-related installation package for yum search iostat. to install a program, remember only part of the name, you can also use this method to install yum search png | grep png to find the name of libpng we want to install.