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mongodb基本使用(一)

1.启动、停止和重启mongodb服务

brew services start mongodb  ---启动

brew services stop mongodb --停止

brew services restart mongodb --重启

 

 

2.mongo cli

The ​​mongo​​​ shell is a component of the ​​MongoDB distributions​​​. Once you have ​​installed and have started MongoDB​​​, connect the ​​mongo​​ shell to your running MongoDB instance.

Ensure that MongoDB is running before attempting to start the ​​mongo​​ shell.

You can run ​​mongo​​​ shell without any command-line options to connect to a ​​MongoDB​​ instance running on your localhost with default port 27017:

mongo

To explicitly specify the port, include the ​​--port​​ command-line option.

mongo --port 28015

To explicitly specify the hostname and/or port,

You can specify a ​​connection string​​. For example, to connect to a MongoDB instance running on a remote host machine:

mongo mongodb://mongodb0.example.com:28015

You can use the command-line option ​​--host <host>:<port>​​. For example, to connect to a MongoDB instance running on a remote host machine:

mongo --host mongodb0.example.com:28015

You can use the ​​--host <host>​​​ and ​​--port <port>​​ command-line options. For example, to connect to a MongoDB instance running on a remote host machine:

mongo --host mongodb0.example.com --port 28015

 




 



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