Welcome to this hands-on lab on Working with Multiple Tables in SQL! This repository contains a step-by-step guide on how to write SQL queries that access multiple tables, compose queries using ...

SQL joins are fundamental for combining data from multiple tables. Here's a quick guide to the most common types: - Inner Join: Returns only the rows with matching values in both tables.

Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single statement. It’s sometimes difficult to know which SQL syntax to use when ...