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mangodb<-mongo.create()
这是我的r代码。当我创建连接时,它会引发以下错误:
r
Unable to connect to 127.0.0.1:27017, error code = 2.
这意味着它mongodb没有在其默认端口(27017)上侦听。你开始了mongodb吗?该R软件包提供了一个连接到 的接口mongodb,但启动mongodb守护程序是您(或管理员)的责任。
mongodb
R