SQL Day 4: Mastering GROUP BY, HAVING, Subqueries, and Advanced SQL Concepts
In today's SQL session, we will explore GROUP BY, HAVING, subqueries, JOINs, and other advanced SQL topics. Let's dive into each topic with explanations, examples, and best practices. 1️⃣ GROUP BY and HAVING

In today's SQL session, we will explore GROUP BY, HAVING, subqueries, JOINs, and other advanced SQL topics. Let's dive into each topic with explanations, examples, and best practices.