hive 安装mysql过程：by：cys
一、hive 安装目录：/opt/modules/hive-0.13.1/ 二、mysql安装
下载MySQL源安装包：wget http://dev.mysql.com/get/mysql57-community-release-el7-11.noarch.rpm 安装MySql源：yum -y install mysql57-community-release-el7-11.noarch.rpm 查看一下安装效果：yum repolist enabled | grep mysql.* 结果： !mysql-connectors-community/x86_64 MySQL Connectors Community 74 !mysql-tools-community/x86_64 MySQL Tools Community 74 !mysql57-community/x86_64 MySQL 5.7 Community Server 307 三：安装MySQL服务器
yum install mysql-community-server
中间会弹出是与否的选择，选择y即可，然后耐心等待吧。。。。。。。
四：启动MySQL服务
systemctl start mysqld.service
运行一下命令查看一下运行状态
systemctl status mysqld.service
五：初始化数据库密码
查看一下初始密码
grep "password" /var/log/mysqld.log
