Now that you've learned the basics of SQL in our Introduction to SQL course, it's time to supercharge your queries using joins and relational set theory. In this course, you'll learn all about the ...

This project documents my completion of the DataCamp course Joining Data in SQL. The objective was to master SQL JOIN operations to integrate relational datasets and uncover actionable insights. The ...

Follow this step-by-step guide to install PostgreSQL, load data, connect to a database, and execute SQL queries including table joins PostgreSQL is an open-source, object-relational (also called ...