Introduction With the release of Tableau 2025.2, it’s time to test out its powerful new capabilities! This week, we’re tackling the new Dynamic Color Range feature using data from Japan’s House of Councillors elections. The basic requirements cover the fundamentals. For the bonus, we’ll address a practical issue you’ll almost certainly encounter when you try …
#WOW2025 | Week 28 | Can you use Dynamic Color Ranges? Read More »
Introduction How are you using generative AI these days? It’s definitely one of the hottest topics in the Data/BI world right now.I invite you to try using generative AI as part of the challenge. Regular expressions (Regex) are super powerful when working with text data. But let’s be honest – Regex can be difficult and …
#WOW2025 | Week 27 | Let’s Practice Regex in Tableau with Generative AI Read More »
Introduction This may seem like a seeming normal line and area chart but I said “Why Tableau” numerous times when trying to create it.You want to be able to see the Top X customers per Quarter and what their percentage of total sales is. Click to open in Tableau Public Requirements Dashboard Size 800×800 1 …
#WOW2025 Week 26: Can you create this seemingly simple line chart? Read More »
Introduction Set actions came out almost 7 years ago, and only had about 3 quarters in the spotlight until parameter actions came out. Both are very powerful, but I would venture that most people (myself included) tend to use parameter actions more. So here’s your chance to give Set actions a go. Shortly after Set …
#WOW2025 | Week 25 | Can you make a dynamically highlighting tooltip? Read More »
Introduction In this week’s challenge, we’re going to recreate a very small part of Kathryn McCrindle’s (Linked In / X ) #TC25 Iron Viz. Kathryn is a colleague of mine at Biztory, and made it through to the Iron Viz final at TC25 in San Diego. In 20 minutes, she built this impressive suite of …
Introduction Have I ever talked about how much I love table calcs? They are super powerful and often more performant than the often overused LOD expression. So that’s what we’re going to practice this week. Can you create a control chart only using table calcs? Click to open in Tableau Public Requirements 1 sheet create …
Introduction This week’s challenge is inspired by Robbin Vernooij & Lorna Brown’s talk from Tableau Conference this year (TC25) titled ‘Taming the Beast: Normalization Strategies in Tableau’ Normalization allows us to examine the relative importance of values that may be on completely different scales. A common example of where we use normalization is when we …
Introduction This challenge centers on the Drill Down Tree.It was inspired by a real-world request: “Is there an easy way to build one in Tableau?” In the end, the challenge I devised may not be straightforward—but I encourage you to give it a try! Click to open in Tableau Public Requirements Dashboard size: 1000 × …
WOW2025 | Week 21 | Can you make a drill down chart? Read More »
Introduction In this challenge, we will explore the Multi-Fact Relationship Data Model feature introduced in the 2024.2 version. This feature enables us to seamlessly connect and analyze multiple fact tables within a single data source. It’s exciting as a Tableau datasource can behave like a small database! Here are some materials for those who are …
#WOW2025 | Week 20 | Let’s Practice Multi-fact Relationship Data Model Read More »
Introduction Some of you may have seen this challenge as I got my weeks all confused but here we go. Coming fresh off of Tableau Conference and I loved seeing different use cases and tricks. So part of this comes from a tips session with Nhung Lee. And well obviously some additional techniques because I …
#WOW2025 Week 19: Can you create stars & reference lines? Read More »
