April 2015
Beginner
340 pages
7h 26m
English
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Summary
Up until this chapter, we looked at data that was, for the most part, well structured and easy to use. In this chapter, we considered what constitutes good structure and how to deal with poor data structure. Good structure consists of data that has a meaningful level of detail and that has measures that match that level of detail. When measures are spread across multiple columns, we get data that is wide instead of tall. You've got some experience now in applying various techniques to deal with data that has a wrong shape or has measures at the wrong level of detail. Tableau gives you the power and flexibility to deal with these structural issues, but it is far preferable to fix the data structure at the source.
In the next chapter, we'll ...
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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.