The download and installation of MongoDB

Installing MongoDB

When you are finished installing

New folder, configuring DBPath

Create a new Data folder under the MongoDB folder and create a new DB folder under the Data folder

Start the service

Install third-party visualizer

Robomongo

Https://robomongo.org/download

Open Robomongo

Click Create, and then test to succeed

Save

It's connected.

Open command line, enter show DBS, default Ctrl+enter run

Enter the database Hello and insert a piece of data

Db.dropdatabase () Delete the current database

Python connection MongoDB

 fromPymongoImportmongoclientclient=mongoclient ()#Establish a connectionhello_db=client['Hello']#set up a databaseuser_collection=hello_db['User']#Get Collection#print (user_collection)User={    "name":"Xujunhao",    " Age":" -",    "Sex":"male"}user_id=user_collection.insert (user)#Insert DocumentPrint(user_id)#Print the contents of the primary key

 fromPymongoImportMongoclient
Client=mongoclient ()#Establish a connection
hello_db=client[' Hello ']#set up a database
user_collection=hello_db[' user ']#Get Collection
# Print (user_collection)
user={
    "Name":"Xujunhao",
"Age":" ",
"Sex":"Male"
}
User_id=user_collection.insert (user)#Insert Document
Print(user_id)#Print the contents of the primary key

The download and installation of MongoDB