轻松解决在Windows上安装多个Mysql

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轻松解决在Windows上安装多个Mysql_MySQL

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Jun 01, 2016 pm 01:47 PM

windowshowInstallfolder

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问：如何在Windows上安装多个Mysql？答：具体方法如下： 1.正常安装Windows版的Mysql，例如安装在d:mysql文件夹里； 2.按照常规配置好Mysql； 3.复制备份安装好的文件夹，比如备份到另外一个文件夹，或者命名为“复件mysql"; 4.运行卸载程序删除安装的MYSQL和文件夹； 5.把备份的mysql文件夹，重新恢复原来的名字，或还原到原来的位置上； 6.再次运行安装程序，安装在另外一个目录，例如：“d:mysql2"。配置端口为3307; 现在，后面安装的第二个Mysql――mysql2肯定是可以正常运行的，下面让起初安装的第一个Mysql 服务正常运行：在cmd命令行模式下，进入第一个Mysql的in文件夹。执行mysql-nt install mysql2命令。作用是为Mysql安装一个服务，服务名是mysql2，你也可以自己改名字，比如mysql5，那么命令就是：
mysql-nt install mysql5
完毕后，在运行里运行REGEDIT，打开WINDOWS注册表编辑器，在HKEY_LOCAL_MACHINESYSTEMCurrentControlSetServices项目找到你刚才手动安装的服务，我这里是mysql2。打开，修改下面的ImagePath数值。你一般将会看到"D:mysqlinmysqld-nt" mysql2类似的数值。在mysql-nt"和mysql2之间加入my.ini的路径信息，格式为：

--defaults-file="d:mysqlmy.ini"其中粗体部分替换你的正确的路径，修改完毕后数据数值一般是类似这个样子：

"D:mysqlinmysqld-nt"

--defaults-file="d:mysqlmy.ini" mysql2
确定，退出注册表编辑器。

然后就可以正常启动mysql2服务了，在CMD窗口下输入命令：

net start mysql2

一般应能正常启动了。如果遇到提示1067错误，请删除你的mysqlDATA文件里的LOG文件，再试。如果还是提示1067错误，请检查一下--defaults-file="d:mysqlmy.ini"里面的路径是否写错了；如果还是提示1067错误……请检查一下你的RP

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