Installing MongoDB on Ubuntu: A Comprehensive Guide

The Need for MongoDB

With the ever-increasing volume of data generated daily, businesses and organizations need an efficient way to handle, store, and manipulate data. MongoDB is a free and open-source NoSQL database system that provides excellent performance, scalability, and flexibility, making it a top choice for developers and organizations.

In this article, we will provide an in-depth guide on how to install MongoDB on Ubuntu, one of the most popular operating systems for developers. We will also explore the advantages and disadvantages of using MongoDB, frequently asked questions, and a comprehensive table with all the essential information about installing MongoDB on Ubuntu.

Installing MongoDB on Ubuntu

Follow these simple steps to install MongoDB on Ubuntu:

Step 1: Add MongoDB Repository Key

First, add the repository key using the following command:

Command	Description
sudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv 4B7C549A058F8B6B	Adds MongoDB repository key to the system

Step 2: Add MongoDB Repository

Next, add the MongoDB repository to the system using the following command:

Command	Description
echo "deb [ arch=amd64 ] https://repo.mongodb.org/apt/ubuntu $(lsb_release -sc)/mongodb-org/4.4 multiverse" | sudo tee /etc/apt/sources.list.d/mongodb-org-4.4.list	Adds MongoDB repository to the system

Step 3: Install MongoDB

Now, update the package list and install MongoDB using the following commands:

Command	Description
sudo apt update	Updates the package list
sudo apt install mongodb-org	Installs MongoDB on Ubuntu
sudo systemctl start mongod	Starts the MongoDB service
sudo systemctl enable mongod	Enables MongoDB to start automatically at boot time
sudo systemctl status mongod	Checks the status of MongoDB service

Step 4: Verify MongoDB Installation

Finally, check if MongoDB is installed correctly using the following command:

Command	Description
mongo --eval 'db.runCommand({ connectionStatus: 1 })'	Verifies the installation of MongoDB

The Advantages and Disadvantages of MongoDB

Advantages

1. Scalability

MongoDB’s distributed architecture and horizontal scaling capabilities provide excellent scalability for large-scale applications.

2. Flexibility

MongoDB’s document model allows developers to handle complex data structures and data relationships efficiently.

3. Performance

MongoDB’s native support for JSON and dynamic schemas provides excellent performance for read and write operations.

4. Cost-effective

MongoDB is a free and open-source database system that saves businesses and organizations money that could otherwise be spent on costly commercial database systems.

Disadvantages

1. No SQL support

MongoDB does not support classic SQL queries, which makes it challenging for developers with SQL experience to learn.

2. No ACID Compliance

MongoDB is not ACID (Atomic, Consistent, Isolated, and Durable) compliant, which makes it challenging for applications that require high data consistency and reliability.

3. Lack of community support

MongoDB’s community support is still not as strong as other database systems like MySQL and PostgreSQL.

FAQs

1. Can MongoDB run on Ubuntu 18.04?

Yes, MongoDB can run on Ubuntu 18.04.

2. Is MongoDB easy to learn?

Yes, MongoDB is easy to learn with its straightforward document-oriented data model and flexible query language.

3. What programming languages can be used with MongoDB?

MongoDB can be used with various programming languages, including Java, Python, Node.js, and more.

4. Can MongoDB handle large-scale data?

Yes, MongoDB can handle large-scale data with its distributed architecture and horizontal scaling capabilities.

5. Is MongoDB free?

Yes, MongoDB is a free and open-source database system released under the GNU AGPL v3.0 license.

6. What is the latest version of MongoDB?

The latest stable version of MongoDB is 5.0.2, released on July 13, 2021.

7. Can MongoDB run on Windows?

Yes, MongoDB can run on Windows 7 or later versions.

8. Can MongoDB handle geospatial data?

Yes, MongoDB provides excellent support for geospatial data and provides various geospatial queries.

9. Can MongoDB handle complex relationships in data?

Yes, MongoDB can handle complex relationships in data using embedded documents and referencing documents.

10. Does MongoDB support transactions?

Yes, MongoDB has support for multi-document transactions since version 4.0.

11. What is sharding in MongoDB?

Sharding in MongoDB is a way to partition data across multiple nodes in a cluster, allowing for horizontal scalability and improved performance.

12. Does MongoDB support SQL?

No, MongoDB does not support classic SQL queries, but instead uses its own query language called the MongoDB Query Language (MQL).

13. How secure is MongoDB?

MongoDB provides various security features, such as authentication, authorization, and encryption, to ensure the safety and privacy of users’ data.

Conclusion

In conclusion, installing MongoDB on Ubuntu is a straightforward process that provides users with excellent performance, scalability, and flexibility. MongoDB’s document model allows developers to handle complex data structures and data relationships efficiently. Although MongoDB has its advantages and disadvantages, it remains a top choice for developers and organizations when handling large-scale data. Follow the steps in this article to install MongoDB on Ubuntu and explore its vast capabilities.

Thank you for reading!

Disclaimer

The information provided in this article is purely for educational purposes and does not constitute professional advice. We do not guarantee the accuracy, reliability, or completeness of any information presented. Readers should use their discretion when following the instructions provided and seek professional advice if required.

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