Databases Demystified: From SQL to NoSQL
Databases Demystified: From SQL to NoSQL Databases come in many shapes. This guide explains the most common options, from classic SQL systems to modern NoSQL stores. The goal is to help you choose the right tool for the job, not to scare you with jargon. Clear choices come from matching data needs with how you plan to access it. Relational databases use tables shaped like an organized grid of data. They emphasize ACID properties—Atomicity, Consistency, Isolation, Durability—to guard transactions. This makes them reliable for money, inventory, and precise reports. They also rely on a fixed schema and powerful joins that link data across tables. ...