linux上 安装mysql

1.上传
MySQL-client-5.1.73-1.glibc23.i386.rpm MySQL-server-5.1.73-1.glibc23.i386.rpm
2. 检查是否安装过mysql ，
rpm -qa|grep mysql
rpm -qa | grep -i mysql
3.如果有删除mysql
sudo rpm -e ×××× --nodeps
sudo rpm -e MySQL-server-5.1.73-1.glibc23.i386 --nodeps
sudo rpm -e MySQL-client-5.1.73-1.glibc23.i386 --nodeps
cd /var/lib
rm -rf mysql
4.安装
sudo rpm -ivh /home/hadoop/MySQL-server-5.1.73-1.glibc23.i386.rpm
sudo rpm -ivh /home/hadoop/MySQL-client-5.1.73-1.glibc23.i386.rpm
5.修改密码
mysqladmin -u root password ‘root’
6.登入mysql
mysql -u root -p
7. 授权

grant all privileges on . to root@"%" identified by “root” with grant option;

grant all privileges on . to root@“localhost” identified by “root” with grant option;

FLUSH PRIVILEGES；