MariaDB

Install

• yum info mariadb-server
• yum install mariadb-server -y
• mysql_secure_installation

Configure Service

• systemctl start mariadb
• systemctl enable mariadb
• systemctl status mariadb

Configure Firewall (TCP 3306)

• firewall-cmd --permanent --add-service mysql
• firewall-cmd --list-service

Database Operation

• mysql -u root -p
• show databases;
• create database Test;
• drop database Test;
• create database myDB;
• grant all privileges on myDB.* to myDBower@'%' identified by '123.com';
• grant select on myDB.* to myDBread@'%' identified by '123.com';
• flush privileges;

Backup and Restore

• mysqldump -uroot -p123.com myDB | gzip >> /backup/myDB.sql.gz
• gunzip /backup/myDB.sql.gz
• cat /backup/myDB.sql | mysql -uroot -p123.com myDB