CREATE DATABASE `yxt_supervise_monitor` /*!40100 DEFAULT CHARACTER SET utf8 COLLATE utf8_unicode_ci */ grant select,insert,update,delete on yxt_supervise_monitor.* to monitor@"%" Identified by "monitor"; grant all privileges on *.* to 'yangxin'@'%' identified by 'yangxin123456' with grant option; grant all privileges on yxt_supervise_monitor.* to 'monitor'@'%' identified by 'monitor' with grant option; 39.104.100.138 monitor monitor create user 'monitor'@'%' identified by 'monitor'; grant all privileges on yxt_supervise_monitor.* to 'monitor'@'%' with grant option; flush privileges; 在 JDBC 连接串中加入 allowPublicKeyRetrieval=true 参数; MySql8有新的安全要求,不能像之前的版本那样一次性创建用户并授权需要先创建用户,再进行授权操作 1. 创建新用户: create user 'username'@'host' identified by 'password'; 1 其中username为自定义的用户名;host为登录域名,host为'%'时表示为 任意IP,为localhost时表示本机,或者填写指定的IP地址;paasword为密码 2. 为用户授权: grant all privileges on *.* to 'username'@'%' with grant option; 1 其中*.*第一个*表示所有数据库,第二个*表示所有数据表,如果不想授权全部那就把对应的*写成相应数据库或者数据表;username为指定的用户;%为该用户登录的域名 3. 授权之后刷新权限: flush privileges; 1 4.撤销授权 #收回权限(不包含赋权权限) REVOKE ALL PRIVILEGES ON *.* FROM user_name; REVOKE ALL PRIVILEGES ON user_name.* FROM user_name; #收回赋权权限 REVOKE GRANT OPTION ON *.* FROM user_name; #操作完后重新刷新权限 flush privileges;