Prepare Your Data for Tableau: A Practical Guide to the Tableau Data Prep Tool

© Tim Costello, Lori Blackshear 2020

T. Costello, L. BlackshearPrepare Your Data for Tableauhttps://doi.org/10.1007/978-1-4842-5497-4_6

6. Audit

Tim Costello¹  and Lori Blackshear²

(1)

Euless, TX, USA

(2)

Fort Worth, TX, USA

 

All data is dirty data until proven otherwise. I’ve lived my life as a database guy holding this rule close and repeating it often. It’s never let me down. In this chapter we will look at our data with fresh eyes and new tools. The Data Prep Builder is good at a lot of things, it is great at auditing data. Learn these tools and patterns and your work will come together with ease. Avoid them at your peril. (Queue dramatic background music …)

Ok. I hope you’re still with me. Yes, that opening seems a bit ominous. I’ve dealt with a ...