December 2016
Beginner to intermediate
504 pages
10h 40m
English
Content preview from Tableau Cookbook - Recipes for Data VisualizationBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Creating a custom hierarchy
Using hierarchies is another way of slicing and dicing our data. This gives us the ability to be able to drill up and drill down into the data at various granularities. We have already seen an example of a default hierarchy in Tableau when we use any Date field.
When we get any Date field in either the Rows or Columns shelf, Tableau automatically aggregates it to the highest possible level. For example, if the date field includes multiple years, the default level is year. But, if the date field contains data for just one year but includes multiple months, then the default level is month.
In our data, if we get the Order Date field in the Rows shelf, then Tableau aggregates it at the Year level and gives us a field called ...
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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.
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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.