This course teaches you SQL from the ground up, starting with the relational model, schemas, data types, and table structures. You’ll set up a local Postgres database, practice creating tables, inserting data, and running queries with filtering and ordering. As you progress, you’ll explore advanced concepts like aggregations, joins, subqueries, unions, and window functions. By the end, you’ll be confident in applying SQL to real-world projects, integrating it with Python, and excelling in technical interviews or on the job.
Who should take this course?
This course is designed for beginners, students, and professionals who want to build a solid foundation in SQL for managing and querying databases. It’s also ideal for data analysts, developers, and business professionals seeking to work with structured data effectively.
What you will learn
Understand SQL databases
Understand the relational model
Learn to insert data into SQL databases
Extract data from SQL databases
Learn about aggregations, subqueries, joins, and unions
