Aggregate functions in SQL are used to perform calculations on multiple rows of a table and return a single summarized value. They are mainly used to analyze and summarize data in databases. 🔹 Types ...

The primary goal of this project is to help users understand and effectively apply SQL's powerful aggregation and grouping capabilities to extract meaningful insights from raw data. You'll learn how ...

Abstract: Aggregation functions such as COUNT, SUM, AVG, MAX, and MIN are basic tools for summarizing data in SQL. However, their behavior can be affected by several factors such as the occurrence of ...