In the previous three posts in this series, we used Tableau Prep Builder to create a workflow to join six tables from two data sources. Our flow contains 11 steps. The challenge presented with the data we have from the Census comes from the different...
The last post in this series showed you how to use the Wildcard union and the Manual union to join four years of sales data that was stored in four different worksheets. In this post, you’ll see how the cleaning step can be used to...
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