Normalize data: from Userfriendly to Pivotfriendly

If possible I always use pivottables to create reports in Excel. Pivottables need well formed, normalized data tables as source, which are usually not suitable for data entry. In this post I describe two techniques to bridge the gap between userfriendly and pivotfriendly data structures.

Pivottable data connection models

The way a datasource connects to a PivotTable depends on the datasource. In this post an overview of the six connection models that you can create by means of Excel’s userinterface.