mysql 的安装

1、常见软件的安装方式及优缺点:

yum安装

yum -y install 软件名

优点:简单,高效,自动解决安装包之间的依赖问题

缺点:无法定制

rpm安装

rpm -ivh 包名.rpm

优点:可以定制

缺点:主要是各个包之间的依赖关系

编译安装

configure (配置) make(编译) make install(安装)

优点:可以定制

缺点:复杂,低效

2、mysql的安装过程


mysql安装包的获取:
链接:https://pan.baidu.com/s/1lxKIEw1ec4iMOaYvrrMZFA
提取码:yzm5

 useradd mysql -s /sbin/nologin -M cd /home/tools #存放mysql-5.5.49-linux2.6-x86_64.tar.gz tar xf mysql-5.5.49-linux2.6-x86_64.tar.gz mv mysql-5.5.49-linux2.6-x86_64 /application/mysql-5.5.49 ln -s /application/mysql-5.5.49 /application/mysql cd /application/mysql chown -R mysql.mysql /application/mysql/ ./scripts/mysql_install_db --basedir=/application/mysql/ --datadir=/application/mysql/data/ --user=mysql /bin/cp support-files/my-small.cnf /etc/my.cnf(忽略提示) cp support-files/mysql.server /etc/init.d/mysqld sed -i ‘s#/usr/local/mysql#/application/mysql#g‘ /application/mysql/bin/mysqld_safe /etc/init.d/mysqld /etc/init.d/mysqld start echo ‘export PATH=/application/mysql/bin:$PATH‘>>/etc/profile source /etc/profile systemctl enable mysqld mysqladmin -u root password ‘workjob‘ #更改mysql的登录密码,默认无登录密码 mysql -u root -p

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