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查看安装以及卸载 # 查看 rpm -qa | grep mysql # 卸载 yum -y remove mysql-libs-5.1.66-2.el6_3.x86_64 1.centos7需要先卸载mariadb 查看命令rpm -qa | grep mariadb 安装包资源地址 mysql下载地址：https://dev.mysql.com/downloads/mysql/ # 下载资源名称 mysql-5.7.22-1.el7.x86_64.rpm-bundle.tar 解压资源 tar -xvf mysql-5.7.22-1.el7.x86_64.rpm-bundle.tar 获取rpm包 mysql-community-common-5.7.19-1.el6.x86_64.rpm mysql-community-client-5.7.19-1.el6.x86_64.rpm mysql-community-server-5.7.19-1.el6.x86_64.rpm mysql-community-libs-5.7.19-1.el6.x86_64.rpm 安装 # 安装顺序 # common --> libs --> clients --> server # 安装命令 rpm -ivh mysql-community-common-5.7.19-1.el6.x86_64.rpm mysql-community-libs-5.7.19-1.el6.x86_64.rpm mysql-community-client-5.7.19-1.el6.x86_64.rpm mysql-community-server-5.7.19-1.el6.x86_64.rpm 可能需要依赖包libaio 安装命令yum -y install libaio 初始化 mysqld --initialize --user=mysql 启动 service mysqld start 登录 # 查看初始密码 cat /var/logs/mysql.log #或者 grep 'password' /var/logs/mysql.log -n -B 5 # 登陆 mysql -uroot -p'123456' # 修改初始密码 set PASSWORD=PASSWORD('密码'); 授权远程链接 ### 授权192.168.0.1可以远程链接*[所有数据库].*[所有表] 账号：root 密码123456 grant all privileges on *.* to 'root'@'192.168.0.1' identified by '123456'; ### 授权所有ip grant all privileges on *.* to 'root'@'%' identified by '123456'; ### 以上*.*表示[数据库].[表] ### 使授权立刻生效 flush privileges; (责任编辑：IT) |