What the world needs now is a ubiquitous schema that is without form and can capture everything. That sounds like Hadoop or some NoSQL capture/archive systems. We want these data sources to be more performant so that they can also support analytical analysis with tools like Tableau. Spark will help that along. What the...
In case you weren’t aware, we’re only a few days out from one of the most exciting analytic conferences in the biz: Alteryx Inspire 2015! Inspire spans four days packed full of analytics goodness, including keynote speeches from Alteryx leadership as well as breakout sessions...
Averages can be weighted too heavily on historical data: models expire, conditions change and behavior evolves. That is why a data analyst keeps a lot of tools in the kit to create an accurate picture of the present day. Window functions are used to remove...
I was recently lucky enough to present at the Berkeley Tableau User Group about how to create a viz that will keep people coming back. I’ll be writing more about this in a later post, but one of the steps I talked about was making your...
This post is also available in: German I am going to start off this blog post with a simple assumption: if you have used Tableau for a while, chances are you’ve read through the release notes on Tableau’s website. You were either checking if an...
I’ve been concentrating for weeks on updating my book to include new Tableau 9.0 features. There are a couple of new features that will be featured in this video: The Data Intpreter Ad hoc calculations (with autofill) The video will also show you how to incorporate data blending...
In this article on Tableau Functions, we’ll examine Aggregate Functions. Aggregate Functions are a type of function where values of multiple rows are grouped together as the input to form a single value of more significant meaning, such as a set or list. To access these...
Working on the InterWorks Expert Hotline I come into contact with many clients every day assisting them with all aspects of their Tableau deployment from data preparation to best practice dashboard design all the way through to complex table calculations and Tableau Server tuning. This new series...
Traveling with the Apple Watch is a combination of fun and frustrating – mostly fun. I checked travel schedules, boarded plans, purchased coffee, used map directions, sent and received texts, and answered a phone call – all from my phone. People notice the watch and ask...
I’ve admired Kelly’s Tableau Public work and her blog for several years. Late last year, I was in Vancouver giving a talk. That gave me the opportunity to have dinner with Kelly along with the George Gorczynski, the Tableau Picasso. We talked about data viz for several hours over dinner and had...
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