Sql Server 2012完全卸载方法https://www.jb51.net/article/105435.htm
Microsoft .NET Framework 4.5.2:http://xiazai.sogou.com/detail/34/15/8108434808516407079.html?e=1970、
sqlserver 2008 r2 直接下载地址https://blog.youkuaiyun.com/zhangvalue/article/details/75034885/
Visual Studio 2012 简体中文旗舰版https://yun.baidu.com/s/1pLRPT3P?errno=0&errmsg=Auth%20Login%20Sucess&&bduss=&ssnerror=0&traceid=#list/path=%2F%E8%A3%85%E6%9C%BA%E5%B8%B8%E7%94%A8%E8%BD%AF%E4%BB%B6%2FVisual%20Studio%202012%20%E7%AE%80%E4%BD%93%E4%B8%AD%E6%96%87%E6%97%97%E8%88%B0%E7%89%88&parentPath=%2F%E8%A3%85%E6%9C%BA%E5%B8%B8%E7%94%A8%E8%BD%AF%E4%BB%B6
安装SQL SERVER 2008时的验证错误: http://blog.sina.com.cn/s/blog_632036900101j5wp.html