SQL is a powerful language for working with databases. Today, we take you on a quick tour of SQL space and highlight the main features of the language. This will give you a bird’s eye view of what you will learn from this series.
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In this Introduction to SQL Course, you will learn the essential queries needed to work with a relational database: How to create data (INSERT), change existing data (UPDATE), and find data (SELECT and JOINs). You will also learn how to choose a database, install PostgreSQL, speed up queries with indexes, and more.