In my daily use of SQL queries, aggregate functions are used to perform calculations on a set of values, returning a single value. Common examples include SUM, AVG, COUNT, MIN, and MAX.

Up until now, I've used Aggregate window functions as my go-to examples. That was deliberate. As aggregates seemed to be the most intuitive and familiar for most developers. However, this apparent ...

Aggregate functions in SQL are used to perform calculations on a set of values and return a single result. These functions operate on a group of rows and produce a single value as output. Some common ...

In the figure above, column C1 is divided into groups, aggregate functions are applied, and a single value is assigned to each group. Here’s an example using a database named “appuals.” Database ...