We're working with the hospital database from sql-practice.com. You can find the schema (the set of tables, their columns and types, and the relationships between them) in the left side bar > SQL ...

Join Arcus Education for a series of workshops to learn about relational databases and how to use SQL to query databases effectively. SQL is a relational database solution that has been around for ...

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 ...