Power Pivot
Power Pivot is a data modeling and analysis tool integrated into Microsoft Excel and Power BI that enables users to create sophisticated data models, perform complex calculations, and analyze large datasets using in-memory processing. It allows for the creation of relationships between multiple tables, advanced calculations with DAX (Data Analysis Expressions), and the handling of millions of rows of data efficiently. Primarily used for business intelligence and data analysis, it extends Excel's capabilities beyond traditional spreadsheets.
Developers should learn Power Pivot when working with data analysis, business intelligence, or reporting tasks in Microsoft environments, especially for creating interactive dashboards, financial models, or sales reports that require handling large datasets. It is particularly useful for scenarios involving data integration from multiple sources, complex calculations like time intelligence or aggregations, and when needing to build scalable models without relying on external databases. For example, in roles like data analysts, business analysts, or financial modelers using Excel extensively.