Custom command

1. connect database mongo localhost mặc định:

     mongosh 

     hoặc
mongosh "mongodb://localhost:27017"

2. tạo các user:
    db.createUser({user: "namlong",pwd: "h23@#Hba",roles: [ { role: "readWrite", db: "namlong" } ]})

    db.createUser({user: "namlongadmin",pwd: "h23@#Hba",roles:[{role: "userAdminAnyDatabase" , db:"admin"}]})

    db.createUser({user: "namlongadmin1",pwd: "h23@#Hba",roles:[{role: "userAdmin" , db:"namlong"}]})

3. connect database bằng user mới tạo:

    mongosh "mongodb://localhost:27017/namlong" --username namlongadmin1 --password h23@#Hba --authenticationDatabase namlong