Aggregate SQL functions (SUM, AVG, MIN, MAX, etc.) are used to summarize data and get useful insights. These operate on an entire table.

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 ...

The aggregate functions are often used with the GROUP BY clause to calculate an aggregate value for each group e.g., the average value by the group or the sum of values in each group. The following ...

Hi!I often run queries on my company’s Data Warehouse, which runs DB2. Due to the nature of my permissions, I cannot create Views or new Tables – thus, everything generally has to be done in a ...

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).

Learn what aggregate functions are, how to use them in SQL queries, and why they are useful for BI. Find examples of common scenarios and calculations.