目录背景第一步：停服务 + 卸载旧版本第二步：添加 MongoDB 3.2 官方源第三步：安装指定版本（锁定 3.2.17）第四步：锁定版本，防止意外升级第五步：手动创建 systemd 服务（关键）第六步：验证是否成功总结后记环境
I have a student and faculty table. The primary key for student is studendID (SID) and faculty\'s primary key is facultyID, naturally. Student has an advisor column and 开发者_如何学编程a requested ad
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