mysql 5.7.21 安装配置方法图文教程(window)
时间:2021-03-26 09:23:19|栏目:Mysql|点击: 次
window环境安装mysql5.7.21,具体内容如下
1. 从MySQL官网下载免安装的压缩包mysql-5.7.21-winx64.zip
2. 解压到相应的目录(此处解压到F:\mysql-5.7.21-winx64)
3. 配置环境变量,将MySQL的启动目录(F:\mysql-5.7.21-winx64\bin)添加到Path中
4. 在MySQL目录下(F:\mysql-5.7.21-winx64)创建my.ini文件,内容如下:
[mysql] # 设置mysql客户端默认字符集 default-character-set=utf8 [mysqld] #设置3306端口 port = 3306 # 设置mysql的安装目录 basedir=F:\mysql-5.7.21-winx64 # 设置mysql数据库的数据的存放目录 datadir=F:\mysql-5.7.21-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
5. 管理员身份运行cmd
切换目录:C:\Windows\system32>cd F:\mysql-5.7.21-winx64\bin
生成MySQL服务:
F:\mysql-5.7.21-winx64\bin>mysqld -install Service successfully installed.
生成data目录:F:\mysql-5.7.21-winx64\bin>mysqld --initialize-insecure --user=mysql
启动MySQL服务:
C:\Windows\system32>net start mysql MySQL 服务正在启动 . MySQL 服务已经启动成功。
6. 登录数据库,修改密码(默认密码为空)
登录数据库:
C:\Windows\system32>mysql -uroot -p Enter password: Welcome to the MySQL monitor. Commands end with ; or \g. Your MySQL connection id is 2 Server version: 5.7.21 MySQL Community Server (GPL) Copyright (c) 2000, 2018, Oracle and/or its affiliates. All rights reserved. Oracle is a registered trademark of Oracle Corporation and/or its affiliates. Other names may be trademarks of their respective owners. Type 'help;' or '\h' for help. Type '\c' to clear the current input statement. mysql>
修改密码:
mysql> mysql> mysql> show databases; +--------------------+ | Database | +--------------------+ | information_schema | | mysql | | performance_schema | | sys | +--------------------+ 4 rows in set (0.00 sec) mysql> use mysql; Database changed mysql> update user set authentication_string=password("新密码") where User="root"; Query OK, 1 row affected, 1 warning (0.00 sec) Rows matched: 1 Changed: 1 Warnings: 1 mysql> mysql>FLUSH PRIVILEGES;
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