1. Introduction The landscape of data management has evolved dramatically in recent years. Emerging challenges in scalability and high availability have compelled organizations to adopt distributed database systems. MongoDB, a popular document-oriented NoSQL database, addresses these challenges through advanced mechanisms such as sharding and replication. This guide presents a comprehensive academic overview of the architecture ..
Category : Databases
Redis clustering offers a robust solution for building scalable and distributed in-memory databases. By partitioning your dataset and distributing it across multiple nodes, Redis clusters achieve high availability, fault tolerance, and horizontal scaling. This article provides a detailed walkthrough of setting up Redis clustering, including essential and advanced configurations for performance optimization. Whether you are ..
Database management is at the heart of many applications, and PostgreSQL stands out as a robust and feature-rich choice for developers and enterprises alike. While PostgreSQL ensures data integrity and performance, the responsibility of safeguarding that data lies in regular and reliable backups. Manually handling backups is not only inefficient but also risky, especially in ..
This article describes how to import or export databases using phpMyAdmin. To export your database, follow these simple steps: Before importing, make sure you already have a new (empty) database on your hosting space. Follow the instructi..
Upgrading major versions of MySQL can be a complex process due to potential compatibility issues and configuration changes between versions. In this tutorial, we will walk through the full process of upgrading from MySQL 5.7 to 8.0 on CentOS/RHEL 7/8 servers. The key steps we will cover are: Following this process will help ensure a ..
MySQL and MariaDB are one of the most popular open source relational database management systems. It powers many of the world’s most visited web services and applications. As usage grows, performance tuning becomes essential to optimize MySQL and avoid issues like slow queries. Mysqltuner is an open source Perl script that helps analyze and tune ..
Introduction Galera Cluster enables building a high availability MySQL / MariaDB database cluster without compromising data consistency. By replicating data across nodes in real-time, Galera provides continuous uptime even when individual nodes fail. In this comprehensive tutorial, we will walk through the steps to configure a two node Galera cluster on Ubuntu/Debian and CentOS/RHEL Linux. ..
MongoDB is a popular NoSQL database management system known for its flexibility and scalability. Whether you’re running a small-scale application or a large-scale enterprise system, it’s essential to have a robust strategy for backing up, restoring, and migrating your MongoDB databases. This ensures the safety of your data and facilitates smooth transitions between different environments ..
MySQL is one of the most popular open source database management systems in the world. It powers many of the web applications and sites we use every day. However, like any powerful technology, MySQL can be vulnerable if not properly secured. A compromised MySQL server can lead to leaked sensitive data, corrupted databases, and even ..
PhpMyAdmin is a free and open source tool written in PHP that allows you to easily manage MySQL databases through a web interface. With PhpMyAdmin, you can create and configure databases, create/edit/drop tables, insert data, execute SQL queries and manage users. In this article we will go through the key things you can do in ..
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