What Is MongoDB Used For

What Is MongoDB Used For

In this article, I am going to walk you through the primary use cases where MongoDB is not just an option, but often the best option. I will break down the architectural reasons why developers love it and where it drives business value, minus the fluff. What Is MongoDB Used For The “Why” Before the … Read more >>

Is MongoDB Free

Is MongoDB Free

When I consult with CTOs and development teams across the United States—from startups into enterprise hubs—one question inevitably pops up during the initial architecture meetings: “Is MongoDB free?” The answer is a resounding yes, but it comes with a massive asterisk. In this article, I’m going to break down exactly how MongoDB’s pricing works. I … Read more >>

How to Start MariaDB in CentOS 7

How to Start MariaDB in CentOS 7

In this comprehensive guide, I will walk you through the exact steps I use to deploy MariaDB. We will move beyond simple command execution and dive into repository management, security protocols, and configuration best practices that ensure your database isn’t just “running,” but performing optimally. How to Start MariaDB in CentOS 7 Why MariaDB is … Read more >>

How to List Databases in MariaDB

How to List Databases in MariaDB

We will now talk about a few practical MariaDB commands. Since MariaDB is merely a forked-out version of MySQL, these very basic commands will get you started using MariaDB. You can also use them with MySQL. In this tutorial, I will walk you through exactly how to list databases in MariaDB. We will go beyond … Read more >>

PostgreSQL vs MongoDB

PostgreSQL vs MongoDB

I’m often asked: “Should I use PostgreSQL or MongoDB for my next project?” It’s a question that doesn’t have a simple answer, but I’m here to break down everything you need to know to make an informed decision. The database landscape in 2025 has evolved significantly. PostgreSQL has added impressive JSON capabilities that blur the … Read more >>

MariaDB vs Oracle

mariadb vs oracle

The choice between MariaDB vs Oracle platforms can significantly impact business outcomes. Here, I’ll provide you with a comprehensive comparison to help you make the right decision for your organization. MariaDB vs Oracle Understanding MariaDB and Oracle Database Before diving into the detailed comparison, let me establish what makes each database system unique based on … Read more >>

How to Access MariaDB in Linux

How to Access MariaDB in Linux

Understanding how to properly access MariaDB in Linux is crucial for modern database management. In this comprehensive tutorial, I’ll walk you through everything you need to know about accessing MariaDB in Linux environments, from initial setup to advanced connection techniques. How to Access MariaDB in Linux Linux-based MariaDB deployments offer several advantages that align with … Read more >>

How to remove element from Array in MongoDB

How to remove element from Array in MongoDB

In this MongoDB tutorial, we are going to learn “MongoDB remove an element from an array”. We will cover this topic with different operations and examples. I’ll provide you with the comprehensive knowledge needed to remove array elements efficiently and safely in MongoDB. How to remove element from Array in MongoDB Case 1: Using the in-built … Read more >>

Connect to oracle database

Connect to oracle database from Docker container

Mastering Oracle database connectivity is fundamental to successful database operations. In this Oracle tutorial, we will learn how to connect to Oracle database 19c & 21c, including every method, tool, and best practice I’ve learned. Connect to Oracle database Oracle Database uses a sophisticated client-server architecture that requires proper configuration on both the client and … Read more >>

SQL Server DateTime vs Datetime2

Choosing the right datetime data type has on application performance, storage costs, and business intelligence accuracy across industries.I can provide you with insights into the fundamental differences between SQL Server’s DateTime and DateTime2 data types as part of this article. SQL Server Datetime vs Datetime2 Both DateTime and Datetime2 in SQL Server are data types … Read more >>

Top 200 SQL Server Interview Questions and Answers

Free PDF On Top 200 SQL Server Interview Questions And Answers

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