Note: The > in the code above signifies the Mongo Shell. (By default, you should be on the test database). You can see the currently selected database with the db command. Note: Make sure you keep the mongod window open! You won’t be able to interact with the Mongo Shell if you close the mongod window.įirst, we need a database to work with. To open up the Mongo Shell, you open another command line window and run mongo. One way to add items to a MongoDB database is through the Mongo Shell. Each collection can only contain one type of data.įor example, one collection can be used for books, one collection for users, one collection for toys, and so on. You have an unlimited supply of boxes in each room.

You can store as much information as you want. Each database is responsible for storing information about one application. It contains many rooms.Įach room is a database. To make it easier to understand, you can think of MongoDB as a building. Each database contains multiple collections. MongoDB lets you store things (called documents) inside databases. Keep the mongod window running when you want to work with your local MongoDB. You can start MongoDB on your computer with the mongod command. You should get a response similar to the following: mongo -version Once you have completed the installation process, try typing mongo -version into your command line. You can install MongoDB by following these instructions ( Mac and Windows). You need to install MongoDB on your computer before you can connect to it. Today, I want to share how to create and connect to a local MongoDB Database. And I like to connect to a database on my computer because it speeds up dev and test-related work. I always use MongoDB as a database when I work on an app. How to setup a local MongoDB Connection 31st Jul 2019

Mac mongo gui