mysql卸载与安装

 

yum方式:

yum remove mysql mysql-server mysql-libs compat-mysql51
rm -rf /var/lib/mysql
rm /etc/my.cnf

查看是否还有mysql软件:
rpm -qa|grep mysql
如果存在的话,继续删除即可。

 

yum  install  mysql-server

 

rpm方式:

rpm -qa | grep  mysql

 

rpm -e  MySQL-server-5.6.17-1.el6.i68
rpm -e  MySQL-client-5.6.17-1.el6.i686

 

chkconfig --del mysql

 

whereis mysql 
或者
find / -name mysql

 

rm -rf /usr/lib/mysql
rm -rf /usr/share/mysql
rm -rf /usr/my.cnf

 

# 安装mysql server
rpm  -ivh  mysql-server-$version
# 安装mysql client
rpm  -ivh  mysql-client-$version
此处需要安装依赖等,若遇到冲突则先卸载原有

 

/root/.mysql_secret

4iJBh0yEqrYVHSpH

/*修改密码为123456*/

mysql>set password=password('123456');

update user set password=PASSWORD('123456') where user='root';

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转载自oitebody.iteye.com/blog/2296164