#设置3306端
port = 3306
# 设置mysql的安装目录
basedir=D:\tools\mysql-5.7.24-winx64
# 设置mysql数据库的数据的存放目录
datadir=D:\tools\mysql-5.7.24-winx64\data 
# 允许最大连接数
max_connections=200
# 服务端使用的字符集默认为8比特编码的latin1字符集
character-set-server=utf8
# 创建新表时将使用的默认存储引擎
default-storage-engine=INNODB
sql_mode=NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES
[mysql]
# 设置mysql客户端默认字符集
default-character-set=utf8

# For advice on how to change settings please see
# http://dev.mysql.com/doc/refman/5.7/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.
 
[mysqld]
 
# 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:\tools\mysql-5.7.24-winx64
datadir = D:\tools\mysql-5.7.24-winx64\data
port = 3306
# 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

mysqld --install

mysqld --initialize

net start mysql

mysql -uroot -p

use mysql;
UPDATE user SET authentication_string = PASSWORD('123456') WHERE user = 'root';

mysql>UPDATE user SET authentication_string = PASSWORD('新密码') WHERE user = 'root';
mysql>FLUSH PRIVILEGES; //刷新权限