SQL Foundation Course: Lesson 02 - Relational Databases | PostgreSQL Mastery

By the end of this session, you'll understand not just what relational databases are, but why they've remained so dominant for over 50 years and how their core concepts translate into practical database design. 00:00 Relational Databases 00:54 Relational Databases and SQL History 11:41 Why Relational Databases Matter Today 16:23 Core Concepts with Visual Explanations 23:58 Database Tables vs Spreadsheet Documents 27:39 ACID Properties and Transactions This lesson is part of the course SQL Foundation, also available in our community PostgreSQLMastery.com There you can find not only videos but also quizzes and a community where other students share questions, thoughts, and experiences. Course Link: https://postgresqlmastery.com/course/...