Introduction Two sites of the same walk-in clinic report the same average wait: 14.8 minutes at Site A, 14.8 minutes at Site B. On a KPI card they are twins, and there is nothing to discuss. Then you look at the 2,400 individual waits. Site A runs mostly quick, with a tail that drags out […]
2026 Week 39 | Power BI: Histograms with adjustable bin width Read More »
Power BI, Workout Wednesday
Introduction This week’s challenges comes from another Data School consultant – Elda Ketena Elda has created this challenge for a football team to enable comparisons against the top performing team. Enjoy! Click to open in Tableau Public Requirements A user selects the position in the top right of dashboard Colour of bars (apart from the
#WOW2026 Week 39: Can you create a comparison dashboard? Read More »
Tableau, Workout Wednesday
Introduction Sometimes stakeholders just want one place to go to find all the dashboards you’ve developed for them. There are ways to do this via organization or Collections in Tableau Server/Cloud, but you can also use tags and the Admin Insights data source (or Server Postgres data) to build a portal of sorts for your
#WOW2026 Week 38 | Can you create an embedded/categorized dashboard portal? Read More »
Tableau, Workout Wednesday
Introduction Welcome to Week 38 of 2026! Have you: Share a workbook with a user but some workbook elements pop permission errors? Are about to sunset a table but not sure which Sigma object it references? Taking over someone’s dev work but not sure what data objects it references? This Sigma <> Snowflake Object Level
2026 Week 38 | Sigma <> Snowflake Two-Way Object Level Lineage App Read More »
Sigma, Workout Wednesday
Introduction For this week’s Workout Wednesday challenge, we’re diving into a creative visual design trick that Fotiana Yan thinks you’re going to love trying out! (and I agree!) Picture this: you have a stakeholder who wants sleek, colour-shifting progress rings for every country where they sell products to track progress toward a target, complete with
2026 Week 38 | Power BI: SVG Donuts Read More »
Power BI, Workout Wednesday
Introduction My partner has a food allergy, which makes me very aware of food labels and products, but what happens when a factory has cross contamination or undisclosed allergens? I turned to the FDA website to see if I could glean some helpful information, and after some cleaning and Unnesting, we found our way to
2026 Week 37 | Allergen Alert! Read More »
Sigma, Workout Wednesday
Introduction Happy National Guacamole Day! As a big fan of guac, I wanted to celebrate by bringing together two of my favorite things- Power BI and guacamole. Because why simply enjoy a bowl of guac when you can also turn it into a data visualization? An Icon Matrix uses simple icons instead of repeating the
2026 Week 37 | Power BI: Categorical Icon Matrix Read More »
Power BI, Workout Wednesday
Introduction What I love most about #WorkoutWednesday challenges is learning tips and techniques that I can re-use over and over again in my dashboard builds. This week, I’m showcasing a tip that had many of us in the community completely stunned – the ability to format numbers to different order of magnitudes without the need
#WOW2026 | Week 37 | Can you format your numbers to the right ‘scale’? Read More »
Tableau, Workout Wednesday
Introduction Welcome to Week 36 of 2026! This week, we’re going to create a basic ordering workflow. When you build your workflow, I encourage you to use two new functions that Sigma released last week: TextJoin and LookupMatchNulls. We have moved our Workout Wednesdays to Sigma Public. Be sure to build your version there! Good
2026 Week 36 | Sigma: Do you promo? Read More »
Sigma, Workout Wednesday
Introduction Welcome back to Workout Wednesday! This week we’re exploring parts to a whole using a waffle chart and unemployment data. This visual was inspired by Steven Ponce, whose work has been a great source of inspiration for me. It also builds on my previous Workout Wednesday waffle chart, giving me an opportunity to revisit
2026 Week 36 | Power BI: Create an Unemployment Waffle Chart Read More »
Power BI, Workout Wednesday