Mysql安装配置，修改初试密码。

绿色版本，解压缩

D:\Software\mysql-advanced-5.6.18-winx64

my-default.ini 改名my.ini

my.ini内容如下

# For advice on how to change settings please see
# http://dev.mysql.com/doc/refman/5.6/en/server-configuration-defaults.html
# *** DO NOT EDIT THIS FILE. It's a template which will be copied to the
# *** default location during install, and will be replaced if you
# *** upgrade to a newer version of MySQL.
[client]
default-character-set=utf8

[mysqld]
character_set_server=utf8
# Remove leading # and set to the amount of RAM for the most important data
# cache in MySQL. Start at 70% of total RAM for dedicated server, else 10%.
# innodb_buffer_pool_size = 128M

# Remove leading # to turn on a very important data integrity option: logging
# changes to the binary log between backups.
# log_bin

# These are commonly set, remove the # and set as required.
basedir = D:\Software\mysql-advanced-5.6.18-winx64
datadir = D:\Software\mysql-advanced-5.6.18-winx64\data
# port = .....
# server_id = .....

# Remove leading # to set options mainly useful for reporting servers.
# The server defaults are faster for transactions and fast SELECTs.
# Adjust sizes as needed, experiment to find the optimal values.
# join_buffer_size = 128M
# sort_buffer_size = 2M
# read_rnd_buffer_size = 2M 

sql_mode=NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES 

打开 Windows 环境变量设置, 新建变量名 MYSQL_HOME , 变量值为 MySQL 安装目录路径, 这里为 D:\Software\mysql-advanced-5.6.18-winx64

在 环境变量 的 Path 变量中添加 ;%MYSQL_HOME%\bin;

安装 MySQL 服务, 打开Windows命令提示符, 执行命令: mysqld --install MySQL --defaults-file="D:\Software\mysql-advanced-5.6.18-winx64\my.ini"

启动: net start MySQL

停止: net stop MySQL

卸载: sc delete MySQL

修改密码：

mysql -u root -p
Enter password:
Welcome to the MySQL monitor. Commands end with ; or \g.
Your MySQL connection id is 1
Server version: 5.1.32-community MySQL Community Edition (GPL)

Type 'help;' or '\h' for help. Type '\c' to clear the buffer.

mysql>use mysql

mysql> UPDATE user SET password=PASSWORD(’新密码’) WHERE User=’root’;

mysql> FLUSH PRIVILEGES;

mysql>quit;