Workout Wednesday

2026 Week 44 | Power BI: The Power BI Dataviz World Champs is Back!

Power BI, Uncategorized, Workout Wednesday / Shannon Lindsay

Introduction Welcome back to Workout Wednesday! This week, we’re doing something a little different. We’re partnering with Microsoft and taking our data visualization skills to the world stage! The Power BI Dataviz World Championships are back, and the Power BI Community is looking for our next World Champion! Whether you’re a seasoned Power BI pro […]

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Power BI, Uncategorized, Workout Wednesday

2026 Week 44 – Bursting with Joy

Sigma, Workout Wednesday / Eric Heidbreder

Introduction With Sigma’s recent announcement that it’s increased its burst limit from 500 to 20,000, I’ve been bursting with joy! I think this is such an amazing feature that Sigma makes extremely easy to set up (with some workouts, of course), so I’d like to also give you a glimpse into one of the Public

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Sigma, Workout Wednesday

#WOW2026 | Week 44 | Can you use map layers to build this bar chart?

Tableau, Workout Wednesday / Donna Coles

Introduction For this week’s challenge, I was inspired by this viz by Ojoswi Basu. I was intrigued by how the shaded bar chart had been built, and wanted to have a go myself, which in turn meant I’d ask everyone else to have a go too 🙂 This is a map layers challenge, so a

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Tableau, Workout Wednesday

2026 Week 43 | Power BI: Visualising Lottery Patterns

Power BI, Workout Wednesday / Kerry Kolosko

Introduction This week’s challenge we are visualising lottery draws. Lotteries are random, so whilst patterns that emerge may look pretty or interesting, they may not be insightful. What does your local lottery look like when visualised? Dataset Data for this challenge can be obtained from GitHub.https://github.com/JDsnyke/saturday-tatts-lotto-scraper/blob/main/supplementary_numbers.csv Requirements Data: Obtain the data from the link above

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Power BI, Workout Wednesday

2026 Week 42 | Sigma Query Performance Optimizer – Deterministic Approach

Sigma, Workout Wednesday / Stanley Gai

Introduction Welcome to Week 42 of 2026! You built a Sigma App that addressed a critical business process and could possibly replace a legacy SaaS solution, but the workbook takes forever to load due to complex transformations and workarounds in Sigma. This Sigma Workbook Query Performance Optimizer combines Sigma workbook metadata from API endpoints and

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Sigma, Workout Wednesday

2026 Week 42 | Power BI: Overlay Information With Bookmarks

Power BI, Workout Wednesday / Robbin Vernooij

Introduction Bookmarks in Power BI can be so tricky sometimes but they’re so satisfying when everything lines up the way you want it to. This weeks challenge by Vivien Lee looks simple at first, it’s only one chart, one table, and a few buttons. But click on the info button in the corner and the

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Power BI, Workout Wednesday

#WOW2026 Week 42: Can you create a small multiple pie chart?

Tableau, Workout Wednesday / Lorna Brown

Introduction This week we have a challenge set by a fellow Data School Consultant, Oscar Kriebel. Yes you read that correctly another Kriebel in the Tableau World. Oscar kindly volunteered to submit a challenge for this week. Whilst I don’t agree with seeing so many Pie Charts, the techniques are interesting! Have fun! Click to

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Tableau, Workout Wednesday

2026 Week 41 | Power BI: Stripe Chart using Native Column Chart

Power BI, Workout Wednesday / Santhanalakshmi Ponnurasan

Introduction What if a column chart could tell a story through color? A stripe chart uses colored stripes to reveal patterns and changes in data at a glance. In this exercise, we’ll transform Power BI’s native column chart into a stripe chart where each stripe represents a data point, and its color helps us spot

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Power BI, Workout Wednesday

2026 Week 41 | Sigma: Can you waterfall smarter?

Sigma, Workout Wednesday / Ashley Bennett

Introduction Welcome to Week 41 of 2026! This week, we’re going to use Sigma’s AI Assistant to build a dashboard for us… again! Sigma released new functionality to its AI builder assistant, so let’s test it out! This challenge is very open ended, so we may end up with something that looks different than mine,

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Sigma, Workout Wednesday

#WOW2026 | Week 41 | Can you unstack a stacked bar chart?

Tableau, Workout Wednesday / Yusuke Nakanishi

Introduction This challenge comes straight from real-world work once again. The ask was simple: make both the count and its share easy to read, even if it requires scrolling.This design didn’t make the final cut, but it’s one of my personal favorites.Use this as a chance to deepen your understanding of what bar charts can

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Tableau, Workout Wednesday