Bat批处理命令实现一键安装mysql环境

安装mysql文件包
下载mysql-8.0.15-winx64.zip，地址是https://dev.mysql.com/get/Downloads/MySQL-8.0/mysql-8.0.15-winx64.zip

写bat文件
把文件夹解压缩到D盘（或解压到其他位置），在目录下新建初始化数据库.bat、初始化密码.bat和setpwd.sql

初始化数据库.bat内代码的内容为

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@ECHO ON @echo 设置环境变量 @SET sqlpath=%~dp0 @setx /M PATH "%sqlpath%bin;%path%" @echo 初始化数据库配置文件 @del %sqlpath%\my.ini @echo [mysqld]>>%sqlpath%\my.ini @echo port=3306>>%sqlpath%\my.ini @echo basedir=%sqlpath%>>%sqlpath%\my.ini @echo datadir=%sqlpath%\data>>%sqlpath%\my.ini @echo max_connections=200>>%sqlpath%\my.ini @echo max_connect_errors=10>>%sqlpath%\my.ini @echo character-set-server=utf8mb4>>%sqlpath%\my.ini @echo default-storage-engine=INNODB>>%sqlpath%\my.ini @echo default_authentication_plugin=mysql_native_password>>%sqlpath%\my.ini @echo [mysql]>>%sqlpath%\my.ini @echo default-character-set=utf8mb4>>%sqlpath%\my.ini @echo [client]>>%sqlpath%\my.ini @echo default-character-set=utf8mb4>>%sqlpath%\my.ini @echo port=3306>>%sqlpath%\my.ini @%sqlpath%\bin\mysqld.exe --initialize-insecure --lower-case-table-names=1 --user=mysql --console @echo 开始安装数据库 @%sqlpath%\bin\mysqld.exe --install @net start mysql @pause

初始化密码.bat内代码的内容为　　

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@ECHO ON @echo 初始化密码 @SET sqlpath=%~dp0 @%sqlpath%\bin\mysql.exe -uroot < %sqlpath%\setpwd.sql @pause

setpwd.sql内容为

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use mysql; select Host, User from user; update user set authentication_string='' where user='root'; update user set host='%' where user='root'; flush privileges; alter user 'root'@'%' IDENTIFIED WITH mysql_native_password BY '123456'; flush privileges; exitru

如需重新初始化，新建重新初始化数据库.bat，内容为

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@ECHO ON @echo 重新初始化 @SET sqlpath=%~dp0 net stop mysql mysqld --remove rmdir /s/q %sqlpath%\data del %sqlpath%\my.ini