新建用户:(密码已加密)
create user username identified by ‘password’;
修改用户名:
一般用的比较多的是:
update user set User = ‘cg_root’ where User = ‘cg’;mysql 5之后新的实现方式
rename user cg_root to cg;
修改密码:
update user set authentication_string = password(‘1234567’) where user = ‘cg_root’;
查看用户的所有权限:
show grants for cg_root;
增加用户权限
grant select,update,delete,insert on mysql.* to cg_root;
删除用户权限
revoke select,update,delete,insert on mysql.* from cg_root;
命令更新
flush privileges ;
未完待续