How to Install MongoDB 4.2 on Debian 10/9/8

MongoDB is a full flexible index support and rich queries database. It is a NoSQL database. MongoDB provides large media storage with GridFS. Click here for more details about this version of MongoDB. Use this tutorial to install MongoDB server 4.2 on Debian 10, Debian 9 Stretch and Debian 8 Jessie systems.

Step 1 – Setup Apt Repository

First of all, import MongoDB public GPG key in your system by issuing the following command. This key ensures package consistency and authenticity.

sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv 4B7C549A058F8B6B

Lets add MongoDB APT repository url in /etc/apt/sources.list.d/mongodb.list.

echo "deb http://repo.mongodb.org/apt/debian "$(lsb_release -sc)"/mongodb-org/4.2 main" | sudo tee /etc/apt/sources.list.d/mongodb.list

Step 2 – Install MongoDB Server

After adding required APT repositories, use the following commands to install MongoDB on your systems. It will also install all dependent packages required for MongoDB.

sudo apt update
sudo apt install mongodb-org

Step 3 – Manage MongoDB Service

MongoDB database server has been installed successfully on your system. Let’s execute the below command to start MongoDB servie.

sudo systemctl start mongod.service

Also, run the below command to enable MongoDB to start on system boot.

sudo systemctl enable mongod.service

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Step 4 – Test MongoDB Version

Finally, use the below command to check the installed MongoDB version on your system.

mongod --version 

db version v4.2.1
git version: edf6d45851c0b9ee15548f0f847df141764a317e
OpenSSL version: OpenSSL 1.1.0l  10 Sep 2019
allocator: tcmalloc
modules: none
build environment:
    distmod: debian92
    distarch: x86_64
    target_arch: x86_64

Also, connect MongoDB using the command line and execute some test commands for checking proper working.

[email protected]:~$ mongo

> use mydb;

> db.test.save( { tecadmin: 100 } )

> db.test.find()

  { "_id" : ObjectId("52b0dc8285f8a8071cbb5daf"), "tecadmin" : 100 }

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