Table of Contents

1. Challenge

   Connect and Create a New Database

   Start the mongo shell from the Bash prompt:

   mongo
   

   Once in the interactive mongo shell, create a new database:

   use demo;
   

2. Challenge

   Insert Some Data

   Insert the data into a new collection in our demo database:

   db.inventory.insertMany([
       { id: 0, name: "David", department: "Engineering", expensecode: 200 },
       { id: 1, name: "Clay", department: "HR", expensecode: 100 },
       { id: 2, name: "Sue", department: "Sales", expensecode: 300 },
       { id: 3, name: "Betty", department: "Marketing", expensecode: 400 },
   ])
   

3. Challenge

   Query the Data

   Query the database for all documents:

   db.inventory.find( {} )
   

   Update the department to be HR for the document with a name of Betty, and confirm:

   db.inventory.updateOne(
       { name: "Betty" },
       { 
         $set: { department: "HR" } 
       }
   )
   
   db.inventory.find( { name: "Betty" } )