Linux MongoDB Guide - ryzendew/Linux-Tips-and-Tricks GitHub Wiki

Linux MongoDB Guide

Complete beginner-friendly guide to MongoDB on Linux, covering Arch Linux, CachyOS, and other distributions including installation, configuration, and database management.

Table of Contents

  1. MongoDB Installation
  2. MongoDB Configuration
  3. MongoDB Usage
  4. Troubleshooting

MongoDB Installation

Install MongoDB

Arch/CachyOS:

# Install MongoDB
yay -S mongodb-bin

# Or community edition
yay -S mongodb

Debian/Ubuntu:

# Add MongoDB repository
wget -qO - https://www.mongodb.org/static/pgp/server-7.0.asc | sudo apt-key add -
echo "deb [ arch=amd64,arm64 ] https://repo.mongodb.org/apt/ubuntu focal/mongodb-org/7.0 multiverse" | sudo tee /etc/apt/sources.list.d/mongodb-org-7.0.list
sudo apt update
sudo apt install mongodb-org

Fedora:

# Add MongoDB repository
# Download from mongodb.com

Enable Service

Start MongoDB:

# Enable and start service (recommended method)
sudo systemctl enable --now mongodb

# Check status
systemctl status mongodb

MongoDB Configuration

MongoDB Shell

Connect to MongoDB:

# Launch MongoDB shell
mongosh

# Or mongo (older versions)
mongo

Create Database

Create database:

// In MongoDB shell
use mydb

// Insert document
db.collection.insertOne({name: "example"})

MongoDB Usage

Basic Operations

CRUD operations:

// Create
db.collection.insertOne({key: "value"})

// Read
db.collection.find()

// Update
db.collection.updateOne({key: "value"}, {$set: {new: "data"}})

// Delete
db.collection.deleteOne({key: "value"})

Troubleshooting

MongoDB Not Starting

Check service:

# Check status
systemctl status mongodb

# Check logs
journalctl -u mongodb

# Check data directory
ls -la /var/lib/mongodb

Summary

This guide covered MongoDB installation, configuration, and usage for Arch Linux, CachyOS, and other distributions.

Next Steps

This guide covers Arch Linux, CachyOS, and other Linux distributions. For distribution-specific details, refer to your distribution's documentation.