Window functions in SQL perform calculations across a set of table rows related to the current row, but unlike aggregate functions, they don't collapse the result into a single row.

You can use aggregate functions in SQL queries to perform operations on a set of values and return a single calculated result COUNT(): Counts how many rows meet a condition. SUM(): Adds up values ...

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 ...

Aggregate window functions are used to perform operations on sets of rows in a window(s). They include SUM() , MAX() , COUNT() , and others. Rank window functions are used to rank rows in a window(s).

-- MySQL's aggregate function is used to perform calculations on multiple values and return the result in a single value like -- the average of all values, the sum of all values, and maximum & minimum ...