Linux安装MariaDB

1.1查看已安装的包

rpm -qa|grep mysql

1.2 卸载

rpm -e --nodeps mariadb-xxxx。

1.3 清理安装文件 yum clean all

1.4 安装 yum install MariaDB-server(注意大小写）

1.5 数据库常用命令

1. 启动命令 systemctl start mariadb

2. 重启命令 systemctl restart mariadb

3. 关闭命令 systemctl stop mariadb

4. 开机自起 systemctl enable mariadb

5. 关闭自起 systemctl disable mariadb

1.6 登录mysql -u root -p

1.7 创建数据库 create database XXX;

1.8 创建本地用户 create user 'sync_data'@'localhost' identified by 'abcd1234';

创建外部访问用户 create user 'sync_data'@'%' identified by 'abcd1234';

1.9 赋值用户访问数据库权限

GRANT ALL PRIVILEGES ON *.* TO 'username'@'localhost' IDENTIFIED BY 'password';

grant all(insert,update,drop) *.* to 'sync_data'@'%';

GRANT ALL PRIVILEGES ON *.* TO 'sync_data'@'%' IDENTIFIED BY 'abcd1234';