mysql怎么删除匿名 mysql删除匿名用户

mysql数据库安装过程为什么要删除匿名用户

不熟悉mysql，但是oracle，是必须建立用户后附权限才可以正常登陆的。跟oracle匿名用户scott一点关系没有。

怎么删除mysql匿名用户？

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i686-apple-darwin11-llvm-gcc-4.2 (GCC) 4.2.1 (Based on Apple Inc. build 5658) (LLVM build 2336.11.00)

Copyright (C) 2007 Free Software Foundation, Inc.

This is free software; see the source for copying conditions. There is NO

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mysql5.7怎么修改secure-file-priv？

安装完mysql-server mysql怎么删除匿名，

会提示可以运行mysql_secure_installationmysql怎么删除匿名，运行mysql_secure_installation会执行几个设

置：

为root用户设置密码；

删除匿名账号；

取消root用户远程登录；

删除test库和对test库的访问权限；

刷新授权表使修改生效；

通过这几项的设置能够提高mysql库的安全，建议生产环境中mysql安装这完成后一定要运行一

次mysql_secure_installation，详细步骤请参看下面的命令；

复制代码，代码如下:

[root@server1 ~]# ；

mysql_secure_installation；

NOTE: RUNNING ALL PARTS OF THIS SCRIPT IS ；

RECOMMENDED FOR ALL MySQL；

SERVERS IN PRODUCTION USE PLEASE READ EACH STEP ；

CAREFULLY；

In order to log into MySQL to secure it we'll need the ；

current；

password for the root user If you've just installed MySQL；

and；

you haven't set the root password yet the password will be blank；

so ；

you should just press enter here；

Enter current password for root (enter for none)–初次运行直接回车；

OK successfully used ；

password moving on；

Setting the root password ensures that nobody can log ；

into the MySQL；

root user without the proper authorisation；

Set root ；

password?[Y/n] – ；

是否设置root用户密码，输入y并回车或直接回车；

New password: – 设置root用户的密码；

Re-enter new password: – 再输入一次mysql怎么删除匿名你设置的密码；

Password updated ；

successfully；

Reloading privilege tables；

Success；

By default a ；

MySQL installation has an anonymous user allowing anyone；

to log into MySQL ；

without having to have a user account created for；

them. This is intended only ；

for testing and to make the installation；

go a bit smoother. You should ；

remove them before moving into a；

production environment；

Remove anonymous ；

users [Y/n] – ；

是否删除匿名用户,生产环境建议删除，所以直接回车；

Success；

Normally root should only be ；

allowed to connect from  localhost；

This ensures that someone cannot guess ；

at the root password from the network；

Disallow root login remotely；

[Y/n] ；

–是否禁止root远程登录,根据自己的需求选择Y/n并回车,建议禁止；

By default MySQL ；

comes with a database named 'test' that anyone can；

access This is also ；

intended only for testing, and should be removed；

before moving into a ；

production environment；

Remove test database and access to it [Y/n] – 是否删除test数据库 直接回车；

Dropping test ；

database；

Success。

mysql5.7怎么修改secure-file-priv

安装完mysql-server

会提示可以运行mysql_secure_installation。运行mysql_secure_installation会执行几个设置：

a)为root用户设置密码

b)删除匿名账号

c)取消root用户远程登录

d)删除test库和对test库的访问权限

e)刷新授权表使修改生效

通过这几项的设置能够提高mysql库的安全。建议生产环境中mysql安装这完成后一定要运行一次mysql_secure_installation，详细步骤请参看下面的命令:

复制代码

代码如下:

[root@server1 ~]#

mysql_secure_installation

NOTE: RUNNING ALL PARTS OF THIS SCRIPT IS

RECOMMENDED FOR ALL MySQL

SERVERS IN PRODUCTION USE! PLEASE READ EACH STEP

CAREFULLY!

In order to log into MySQL to secure it, we'll need the

current

password for the root user. If you've just installed MySQL,

and

you haven't set the root password yet, the password will be blank,

so

you should just press enter here.

Enter current password for root (enter for

none):–初次运行直接回车

OK, successfully used

password, moving on…

Setting the root password ensures that nobody can log

into the MySQL

root user without the proper authorisation.

Set root

password? [Y/n] –

是否设置root用户密码，输入y并回车或直接回车

New password: – 设置root用户的密码

Re-enter new password: – 再输入一次你设置的密码

Password updated

successfully!

Reloading privilege tables..

… Success!

By default, a

MySQL installation has an anonymous user, allowing anyone

to log into MySQL

without having to have a user account created for

them. This is intended only

for testing, and to make the installation

go a bit smoother. You should

remove them before moving into a

production environment.

Remove anonymous

users? [Y/n] –

是否删除匿名用户,生产环境建议删除，所以直接回车

… Success!

Normally, root should only be

allowed to connect from 'localhost'. This

ensures that someone cannot guess

at the root password from the network.

Disallow root login remotely?

[Y/n]

–是否禁止root远程登录,根据自己的需求选择Y/n并回车,建议禁止

… Success!

By default, MySQL

comes with a database named 'test' that anyone can

access. This is also

intended only for testing, and should be removed

before moving into a

production environment.

Remove test database and access to it? [Y/n] – 是否删除test数据库,直接回车

- Dropping test

database…

… Success!

如何删除mysql匿名用户

因为在默认设置下，这个匿名用户在localhost上几乎拥有和root一样的权限。很可能因为访问者上传一个PHP文件，用这个PHP文件创建一个新用户，并给他一个较高的权限，然后用这个新用户连接到服务器的MySQL，对该服务器的MySQL进行管理。删除命令如下：

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