under learning: Data Area: drop here would be things you would want to measure or calculate. Row Area: unique value drop here are things you want to group and categorizefor example, Products, Names, and Locations. Column Area:drop here are things you want to trend or show side by sidefor example, Months, Periods, and Years. Page Area: filter drop here are things you would want to isolate and focus onfor example, Regions, Line of Business, and Employees. Pivot Tables Behind the Scenes When you initiate the creation of a pivot table report, Excel takes a snapshot of your dataset and stores it in a pivot cache. A pivot cache is nothing more than a special memory sub-system in which your data source is duplicated for quick access. Although the pivot cache is not a physical object that you can see, you can think of it as a container that stores the snapshot of the data source
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