mongodb: installation tutorial and problem solving

1. MongoDB database official website download address

1. Download address: https://www.mongodb.com/try/download
   download the community version
   
   

2. Configure environment variables

3. Turn on the service

1. Open cmd command window
2. Enter the command mongod
3. Enter the command mongo
   

四.Error: Failed to connect to 127.0.0.1:27017, in(checking socket for error after poll), Connection refused

1. Data file
After MongoDB is installed, create a data folder in the MongoDB root directory, and then create a db folder in the data folder. An
error occurred when starting the service. Refer to the following blog post to solve the problem

. 2. Enter the command and
enter mongod in cmd .exe --dbpath D:\MongoDB\data
D:\MongoDB\data (representing the location where you want to store it, here is my location)
Open the cmd command again and enter mongo

Five. Reference

https://blog.csdn.net/muguli2008/article/details/80591256
https://blog.csdn.net/weixin_44422604/article/details/107009615
https://blog.csdn.net/weixin_45664911/article/details/106119748