Getting Excited about Tableau on Tour 2015!
It’s getting ever closer to the biggest Tableau Event of the year – the Tableau Conference on Tour. This year Tableau will be hitting Singapore, London, Berlin and Melbourne, showing the world truly how great Tableau is. When and Where Will the Tour Take Place? The European leg of the tour is set for various dates […]
An Interview with NewsUK
News UK is home to The Times, The Sunday Times and The Sun news brands. With 72% of adults in Britain in touch with News UK’s titles, digital products and brand extensions, the business has developed quite a bit of interesting data. So, why Tableau? And why InterWorks? You’re about to find out. We recently […]
9 Questions for Data Viz Legend Stephen Few + 1 for You
My career path was illuminated by Stephen Few. Eight years ago, I was looking for a solution to a problem. Stephen’s advice led me to Tableau. His books have been foundational in my understanding of effective communication through data visualization. Edward Tufte’s books are entertaining and informative. Few’s books are practical, how-to (and how-not-to) guides. Critical of bad visualization […]
How to Automate a Tableau Data Source Refresh with DMExpress
So, you’ve finally worked out your ETL process using Syncsort DMExpress and have it exporting a shiny new TDE file. Now what? Using the Custom Task in DMExpress, you can automate the publishing of that TDE to Tableau Server, and here’s how you do it: Step 1 Using the DMExpress job editor, create a new […]
What’s new in Tableau Server 9.0 for the Administrator
Today I’m going to give you a quick run through of the updates and changes you will see in Tableau Server 9.0 from an administrator’s perspective, and what has changed since Tableau Server 8.3 Visual Differences Firstly and most obviously are the visual changes. Tableau has completely redesigned the GUI, so we now have the […]
Tableau Essentials: Calculated Fields – String Functions
We are up to part four of our functions articles. In this article, we’ll cover String Functions. Check out the previous ones for Logical Functions, Number Functions and Date Functions. Those articles will also cover how to get to the Calculated Field window where you can use the functions in Tableau Desktop to create or […]
Predictive Analytics Innovation Summit 2015: State of Data Science
In February, I had the opportunity to attend the Innovation Enterprise Predictive Analytics Summit in San Diego, Calif. The conference lasted two days and featured data scientists from some very recognizable companies like Facebook, StubHub, BuzzFeed and eBay. The talks ranged from how to detect newsworthy events through internet photos to choosing the right advertising […]
Tableau Community Membership Analysis
My first post on the Tableau Community highlighted the real people that make it work in the form of a “Thank You” viz. It told the story of the most active 872 members using their avatars to create a mosaic representing the Tableau logo. But, there’s plenty more data where that came from. Let’s look […]
Workaround for PrimitiveExp:: MakePrimitive Caused by IFNULL and a Zero Length String in Tableau
Recently, a colleague ran into an issue with the workbook that is exported from our Audit tool in our Workbook Tools product: The error is Tableau Data Engine Error: 4: PrimitiveExp::MakePrimitive: map_lower_user2_val. Findings When I investigated, I discovered that it was caused by a bug in Tableau 9.0. In our workbook, we have a calculated […]
10 Questions for Iron Viz Champion Ryan Sleeper
Ryan Sleeper is a consultant based in Kansas City with a keen interest in professional sports, an infectiously positive attitude and a friendly nature. I first noticed Ryan because of his fine sports-related data visualizations and his winning performance in the 2013 Iron Viz competition. When I did my book tour last year, I made a point […]