9.centos7 安裝mysql
sudo yum install libaio # 安裝依賴包
檢查 MySQL 是否已安裝
sudo yum list installed | grep mysql
也可以通過命令
rpm -qa|grep -i mysql
如果有,就先全部卸載,命令如下:
sudo yum -y remove mysql-libs.x86_64
wget下載
sudo yum -y install wget
執行下載
wget http://dev.mysql.com/get/mysql-community-release-el7-5.noarch.rpm
添加 MySQL Yum Repository
添加 MySQL Yum Repository 到你的系統 repository 列表中,執行
sudo yum localinstall mysql-community-release-el7-5.noarch.rpm
驗證下是否添加成功
sudo yum repolist enabled | grep "mysql.*-community.*"
開始yum安裝mysql
yum install mysql-community-server
開啟
[[email protected] ~]$ sudo systemctl start mysqld [[email protected]~]$ sudo systemctl status mysqld
初次用root登錄沒有密碼直接回車即可
給root設置密碼
set password for ‘root‘@‘localhost‘ =password(‘root‘);
mysql配置文件為/etc/my.cnf
最後加上編碼配置
[mysql] default-character-set =utf8
把在所有數據庫的所有表的所有權限賦值給位於所有IP地址的root用戶
grant all privileges on *.* to [email protected]‘%‘identified by ‘root‘;
創建hive需要的數據庫
在mysql上創建hive元數據庫,並對hive進行授權
create database if not exists hive_metadata;
grant all privileges on hive_metadata.* to ‘hive‘@‘%‘ identified by ‘hive‘;
grant all privileges on hive_metadata.* to ‘hive‘@‘localhost‘ identified by ‘hive‘;
grant all privileges on hive_metadata.* to ‘hive‘@‘node1‘ identified by ‘hive‘;
flush privileges;
use hive_metadata;
通過可視化軟件來連接Mysql
9.centos7 安裝mysql