I met Behfar for the first time around 2005. At the time, I was the CFO/CIO for a mid-sized global manufacturing and distribution business. We has just finished divesting our parent company, and most of my team and I had to find technology partners that...
When I build Tableau workbooks, I like to create quick table calculations (such as percent of total) and save those as a calculated field in the Data pane. That way, I don’t have to create that table calculation again if I want to use it...
Next, we'll explore the sixth point under the Data section of the Tableau Performance Checklist: “Use extracts wherever possible to accelerate performance. Hide unused and confidential fields. Roll up data granularity by pre-aggregating or filtering. Break hierarchies to only visible dimensions” There are many reasons to utilize extracts...
I met Gregory Lewandowski (aka @lewandog) at the second Tableau Customer Conference. He was wearing this gangster/jazzy fedora, and when I asked him were he got it his answer was that he “knew a guy.” Gregory comes from big-company technology. He works at Cisco and knows...
In today’s article, we’ll examine User Functions that you can use as part of the Create Calculated Field tool. To access this window, right-click on either the Measure or Dimension window and select Create Calculated Field. Then, select User from the function drop-down menu. The user...
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...
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...
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...
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...
In our next Tableau Essentials article on functions, we’ll examine Type Conversion Functions. This group of functions allow you to take the result of any expression and convert it to another specific data type. These are important for preparing some fields for calculation or in...
Manny Pacquiao versus Floyd Mayweather T-Minus 2 Days...
So, you’ve finally worked out your ETL process using Alteryx and have it exporting a shiny new TDE file. Now what? Using the Run Command tool in Alteryx Designer you can automate the publishing of that TDE to Tableau Server, and here’s how you do...
When last we left our hero, she was complaining mightily about how when you have a calculated field in Tableau, and that field is referenced by another calculated field, things go seriously awry when you replace data sources. Luckily, there is a solution that works...
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...
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?...
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...
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...
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,...
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....
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