http://www.cnblogs.com/endv/p/5205435.html

1、下载

http://cdn.mysql.com//Downloads/MySQL-5.7/mysql-5.7.11-winx64.zip

2.解压缩zip包；

D:\Program Files\mysql-5.7.11-winx64

3.配置环境变量，

3.1 添加path路径，

D:\Program Files\mysql-5.7.11-winx64\bin

3.2.修改mysql-default.ini配置文件，

原

# These are commonly set, remove the # and set as required.
# basedir = .....
# datadir = .....
# port = .....
# server_id = .....

改为

# These are commonly set, remove the # and set as required.
basedir = D:\Program Files\mysql-5.7.11-winx64
datadir = D:\Program Files\mysql-5.7.11-winx64\Data
port = 3306
# server_id = .....

4.以管理员身份进入命令提示符 cmd

进入mysql的bin目录下，

Microsoft Windows [版本 6.3.9600]
(c) 2013 Microsoft Corporation。保留所有权利。

C:\Users\Administrator>cd D:
D:\

C:\Users\Administrator>cd D:\Program Files\mysql-5.7.11-winx64\bin

C:\Users\Administrator>d:

D:\Program Files\mysql-5.7.11-winx64\bin>

执行mysqld.exe --initialize 命令，

D:\Program Files\mysql-5.7.11-winx64\bin>mysqld.exe --initialize

D:\Program Files\mysql-5.7.11-winx64\bin>

创建了data目录



5.执行 mysqld -install命令

D:\Program Files\mysql-5.7.11-winx64\bin>mysqld -install
Service successfully installed.  //成功安装服务

6.执行mysqld.exe -nt --skip-grant-tables

注意：窗口无反应

1 Microsoft Windows [版本 6.3.9600]
2 (c) 2013 Microsoft Corporation。保留所有权利。
3
4 C:\Users\Administrator>cd D:
5 D:\
6
7 C:\Users\Administrator>cd D:\Program Files\mysql-5.7.11-winx64\bin
8
9 C:\Users\Administrator>d:
10
11 D:\Program Files\mysql-5.7.11-winx64\bin>mysqld.exe --initialize
12
13 D:\Program Files\mysql-5.7.11-winx64\bin>mysqld -install
14 Service successfully installed.  //服务安装成功
15
16 D:\Program Files\mysql-5.7.11-winx64\bin>mysqld.exe -nt --skip-grant-tables

7.重新打开dos窗口，执行mysql -u root

进入mysql命令行，执行命令use mysql; update user set authtication_string=Password('123456') where user="root"; set password=Password('123456');

1 Microsoft Windows [版本 6.3.9600]
2 (c) 2013 Microsoft Corporation。保留所有权利。
3
4 C:\Users\Administrator>mysqld.exe -nt --skip-grant-tables
5
6 C:\Users\Administrator>mysql -u root
7 Welcome to the MySQL monitor.  Commands end with ; or \g.
8 Your MySQL connection id is 3
9 Server version: 5.7.11 MySQL Community Server (GPL)
10
11 Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.
12
13 Oracle is a registered trademark of Oracle Corporation and/or its
14 affiliates. Other names may be trademarks of their respective
15 owners.
16
17 Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
18
19 mysql> use mysql
20 Database changed
21 mysql> update user set authtication_string=Password('123456') where user="root"
22     -> set password=Password('123456')
23     ->

最后应该输入；

8.在任务管理器中终止mysqld进程，开启mysql服务。