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.

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).

This exercise demonstrates the use of SQL numeric functions and aggregations to compute the total price per order from a dataset. The query utilizes basic arithmetic operations within aggregate ...

This repository is a collection of SQL exercises, concepts, and practice examples designed to enhance my understanding of SQL and data analysis techniques. It serves as a reference for learning and a ...