Database installation (three kinds):
Easy - Complex
Act One:
1, has been double-click the next point, the default is C plate, convenience can be changed to D footwall
That is: 
directly to C to D , the other not moving;
2, changed after the resuming point Next until " Installation " word;
3, installed as shown in FIG appears
(Running state with two green dot indicates that proper installation, if more than one red spots, said installation errors, you need to reinstall)
4, click on "Other Options Menu", press the view of the operation:
5, a black box will pop up, as shown below:
In the first line passworld password: root-- enter, will appear below the first row of an English, shows the steps are correct, then you can turn off the screen.
6, then the desktop icons will appear the following two:
Act II:
1, double-click the next point , the following three figures:
2, after the completion of the directory, click Next to continue until the " installation " .
3, the installation is complete a box will pop up, as shown in
4. Click the "Open", as
Server: localhost , in the white box click the character set, the following " OK " will light;
5. Click "OK" to continue click "Open"
6, enter the password: root, click "OK"
7, then the desktop will appear as shown in 
the shortcut.
Act III:
1, double-click
2, double-click continue
3, click the Register
4、输入注册码NAVH-WK6A-DMVK-DKW3
点击“确定”；
5、点击左上角的“连接”，按下两张图填写信息
密码：root，点击“确定”；
6、依次双击左方的所有项目
7、若全部可以双击打开，并出现如图的绿色符号，即代表安装正确。
8、完成后，桌面会出现如图快捷方式
以上就是数据库的三种安装方式，推荐使用第三种 ～
在安装过程中的所有密码均为root！！！