Tableau is a mighty tool for analyzing and visualizing all kind of data in many ways. Besides a variety of charting options it provides very powerful opportunities to manipulate and aggregate data. This often leads to complex, multi level calculations that can hardly be maintained. Any change feels like a play of jackstraws.
This Post will give you a tool at hand to dig into the complexity of your work, identify the main elements of interest and enable you taking back control.
The way to overcomplex, performance degrading workbooks is paved by the following mechanisms: