//登录数据库
mysql -u root -p
//修改权限
GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY '密码' WITH GRANT OPTION;
//保存使之生效
flush privileges;
//登录数据库
mysql -u root -p
//修改权限
GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY '密码' WITH GRANT OPTION;
//保存使之生效
flush privileges;