Database Fundamentals: From SQL to NoSQL

Every modern application and analysis relies on a well-structured database. This course provides the foundational knowledge you need to work confidently with data storage systems, starting from the very first principles. You will move from being unfamiliar with databases to understanding how they work from the ground up. You'll gain the practical skills to write SQL queries, design simple database schemas, and understand the critical differences between relational and NoSQL models, preparing you for roles in development, data analysis, and beyond. What you'll learn: - Master core SQL commands to retrieve, insert, update, and delete data. - Design normalized relational database schemas from project requirements. - Understand the key concepts of transactions, primary keys, and indexes. - Practice writing queries that join data from multiple tables. - Explore the fundamentals of NoSQL databases and learn when to use them. - Learn the principles of effective data modeling for real-world applications. The course begins with essential database terminology and concepts, then progresses to hands-on SQL practice and database design principles, concluding with an introduction to modern NoSQL alternatives. This course is designed for absolute beginners. No prior experience with databases or programming is required to get started. Start your journey into the world of data today.