1、先检查系统是否装有mysql
rpm -qa | grep mysql
删除可用:yum -y remove
2.下载mysql的repo源
wget http://repo.mysql.com/mysql-community-release-el7-5.noarch.rpm
安装mysql-community-release-el7-5.noarch.rpm包
sudo rpm -ivh mysql-community-release-el7-5.noarch.rpm
安装这个包后,会获得两个mysql的yum repo源(在cd /etc/yum.repos.d/查看):
/etc/yum.repos.d/mysql-community.repo,/etc/yum.repos.d/mysql-community-source.repo。
3,。安装mysql
sudo yum install mysql-server
安装后再次查看mysq
rmp -qa | grep mysql
如果报错,内容含有
Error: Package: mysql-community-libs-5.6.35-2.el7.x86_64 (mysql56-community) Requires: libc.so.6(GLIBC_2.17)(64bit) Error: Package: mysql-community-server-5.6.35-2.el7.x86_64 (mysql56-community) Requires: libc.so.6(GLIBC_2.17)(64bit) Error: Package: mysql-community-server-5.6.35-2.el7.x86_64 (mysql56-community) Requires: systemd Error: Package: mysql-community-server-5.6.35-2.el7.x86_64 (mysql56-community) Requires: libstdc++.so.6(GLIBCXX_3.4.15)(64bit) Error: Package: mysql-community-client-5.6.35-2.el7.x86_64 (mysql56-community) Requires: libc.so.6(GLIBC_2.17)(64bit) You could try using --skip-broken to work around the problem You could try running: rpm -Va --nofiles --nodigest
解决:
#yum install glibc.i686
# yum list libstdc++*
启动MySQL:service mysqld start
4、重置密码
重置密码前,首先要登录
mysql -u root
mysql > use mysql;
mysql > update user set password=password('123456') where user='root'; mysql > exit;
重启mysql服务后才生效 # service mysqld restart
必要时加入以下命令行,为root添加远程连接的能力。链接密码为 “root”(不包括双引号)
mysql> GRANT ALL PRIVILEGES ON *.* TO root@"%" IDENTIFIED BY "root";
到此,安装完毕
5.创建hive用户
创建一个新的数据库:create database hive;
创建一个新的用户:
create user 'hiveowner'@'%' identified by 'Welcome_1';
给该用户授权
grant all on hive.* TO 'hiveowner'@'%';
grant all on hive.* TO 'hiveowner'@'localhost' identified by 'Welcome_1';