June 2023
Beginner
320 pages
8h 16m
English
Content preview from Tableau For Dummies, 2nd Edition
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Chapter 3
Mapping Out the Data Journey
IN THIS CHAPTER
Understanding how your raw data works its way through the entire Tableau life cycle
Discerning what applications you need to complete the Tableau data journey
Distinguishing user capabilities throughout the Tableau journey
Finding answers to data questions is often a complex process of data manipulation, and with a business intelligence solution such as Tableau, you have many levers to pull to get to the exact spot you want. After you do that, though, you are well on your way to the races.
Imagine someone sending you a 2GB file with more than 1 million rows of data. A typical scenario may be to find the median of a single data column. Sounds simple, right?
Well, it's a bit more complicated because if you assume that the data is pure but it’s not, you've encountered a significant roadblock. Now you need to clean the data. After the data is clean, you go back to the drawing board to complete a cursory analysis. You can decide what data column should be evaluated and charted if everything is ready to go. And then, of course, you take the last part of the journey: deriving the answer. After the answer is ready, you might need to ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.