linux数据库通过nacivat连接

1一步登入    mysql -uroot  -p

2可以创建用户或指定用户查看哪个库

(1)GRANT ALL PRIVILEGES ON *.* TO 'deng'@'%' IDENTIFIED BY '123456' WITH GRANT OPTION;   deng表示用户 %表示所有可以连接  123456密码

(2)grant all privileges on `数据库`.* to '密码'@'%' identified by '用户';

每一步成功  flush privileges;

3 SELECT DISTINCT CONCAT('User: ''',user,'''@''',host,''';') AS query FROM mysql.user; 查看用户

4DELETE FROM mysql.user WHERE User="用户";//删除用户

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转载自blog.csdn.net/dengpengquan/article/details/85856959
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