Explore how databases organize, store, and retrieve the data behind modern applications. Learn the core concepts of queries, indexing, and schema design, and gain hands-on practice with SQL commands and CRUD operations. Compare relational and NoSQL databases, and recognize when to use each type. Find out how to design schemas with primary and foreign keys, then write queries that pull exactly the data you need. Through practical projects, you’ll get a chance to apply each skill and see how databases power everyday digital services. Designed for aspiring software developers, data analysts, and non-technical professionals looking to boost their data literacy, this course prepares you to effectively design databases and optimize how you work with data.
