攻略:
1.% 可以替换ip地址
2.命令行执行增删改查语句时:不要使用**双引号**
//创建用户
CREATE USER '用户名'@'%' IDENTIFIED WITH mysql_native_password BY '密码';
//修改密码
ALTER USER '用户名'@'%' IDENTIFIED WITH mysql_native_password BY '修改的密码';
//删除
delete from 表明 where 条件
drop 表名 '用户名'@'%';
//赋予所有权限
//废弃:grant all privileges on *.* to '用户名'@'%' identified by ".";
grant all privileges on *.* TO '用户名'@'%';
grant all privileges on *.* to '用户名'@'%' with grant option;
//刷新权限
flush privileges;
以后遇到问题会陆续总结进来









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