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035 | Databases in Detail: PostgreSQL — Power, Flexibility, and Standards Compliance

June 27, 2025

#databases #DB #PostgreSQL #SQL #relational #transactions #extensibility #geodata #JSONB

In the previous article, we covered MySQL — a reliable and popular leader in the world of relational databases. Today we turn to its main competitor, often called “the world’s most advanced open-source relational database” — PostgreSQL. Known for its strict SQL compliance, extensive feature set, and remarkable extensibility, PostgreSQL stands out among relational systems.

What is PostgreSQL?

PostgreSQL is a powerful, open-source (BSD-licensed) object-relational database management system (ORDBMS). It began as the POSTGRES project at the University of California, Berkeley in 1986 and was renamed PostgreSQL in 1996. Unlike purely relational systems, PostgreSQL incorporates object-oriented concepts, making it more flexible and powerful.

034 | Databases in Detail: MySQL — The Versatile Relational Leader

June 26, 2025

#databases #DB #MySQL #SQL #relational #web development #LAMP #e-commerce #blogs

Following our overview of database types, it’s time to take a closer look at one of the most well-known and widely used players in the relational world — MySQL. Over the years, MySQL has become the de facto standard for web applications and is an integral part of the famous LAMP stack (Linux, Apache, MySQL, PHP/Python/Perl).

What is MySQL?

MySQL is a free and open-source (with a commercial version available from Oracle) relational database management system (RDBMS). It was created in the mid-1990s and quickly gained popularity due to its simplicity, speed, and reliability — especially for web applications. MySQL stores data in structured tables and uses SQL (Structured Query Language) to perform operations such as creating, reading, updating, and deleting data.

033 | Database Servers: Your Digital Archive and Application Brain — Overview of Types and Use Cases

June 25, 2025

#databases #DB #SQL #NoSQL #MySQL #PostgreSQL #SQLite #Redis #MongoDB #relational #non-relational #key-value #document #columnar #graph #ACID #BASE

In today’s digital world, where every click, purchase, or message generates data, there’s a pressing need for efficient storage, management, and fast access. That’s exactly what database servers are for. They are the invisible but essential foundation of any dynamic application — from simple blogs and e-commerce platforms to complex enterprise systems, financial tools, and AI solutions.

What is a Database (DB) and Why Do You Need One?

A database (DB) is an organized collection of information, structured in a way that makes it easy to access, manage, and update. A database server is a software system that provides access and management services for one or more databases.