* your query should return LastName & the sum of Age from your table for all users with a LastName = Smith* * The column title of the summed ages should be SumAge. Your output should look like the ...

This class significantly enhances the Easy Digital Downloads (EDD) querying capabilities by introducing the ability to perform advanced SQL aggregate operations such as SUM, AVG, MAX, MIN, and more.

Abstract: Online analytical processing (OLAP) is a critical component of data warehouse. Most of today's OLAP applications work on data warehouses with a centralized structure in which a single ...