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下载:到mysql官网下载

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卸载

1.找到mysql安装目录下的my.ini文件

2.找到配置项datadir datadir="D:/develop /MySQL/MySQL Server 5.0/Data/"

3.关闭mysql服务

4.卸载

5.删除datadir

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安装:

验证是否成功:

打开cmd  -> 输入 mysql -u root -p  回车   -> 输入密码   回车C:\Users\loaderman>mysql -u root -pEnter password: ****Welcome to the MySQL monitor.  Commands end with ; or \g.Your MySQL connection id is 2Server version: 5.5.40 MySQL Community Server (GPL)Copyright (c) 2000, 2014, Oracle and/or its affiliates. All rights reserved.Oracle is a registered trademark of Oracle Corporation and/or itsaffiliates. Other names may be trademarks of their respectiveowners.Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.mysql>

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