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Enhancing your data team with ours
Our consultants come armed with both technical and soft skills to support you to make the most of your data.
The Data School has been paramount to our success at JLL. It has allowed us to bring in highly skilled Tableau and Alteryx consultants. It saves considerable time trying to recruit contractors as I know their skills and training are to the highest standard. Over the past 5 years my team has developed analytical insights which have generated multi million dollar savings of which a considerable amount can be attributed to the Data School consultants we have had working on projects.
Paul Chapman, Global Director of Performance Management, BI and Innovation at JLL
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What our consultants are working on
We believe that sharing knowledge and expertise is key to driving innovation and growth in the data community. That's why we're excited to share our latest insights, tutorials, and industry trends with you through this blog.
Written by our team of experienced data consultants, these posts aim to solidify their own learning while giving back to the community.
Thu 16 Apr 2026 | Oscar Kriebel
Play Your Hand Right: Using APIs in Alteryx
One of the topics covered during our training here at the Data School is on APIs and how we can use that in our work. For the introduction to them in our training and for this blog, different APIs were accessed through Alteryx's Download tool. But to start, we'll need to understand what an API is
Wed 15 Apr 2026 | Vaishnavi Shankar
Making Rounded Progress Bar Charts in Power BI
Progress bar charts aren’t a built-in feature in Power BI, but you can recreate the effect with a simple workaround. We are also going to make them rounded to add more to our learning.
Here’s how to do it step by step.
1
Thu 26 Mar 2026 | Vivien Lee
SQL Basics Cheatsheet
Order of Query Statement:
1. SELECT - columns
2. FROM - tables
3. WHERE - row level filtering
4. GROUP BY - aggregating
5. HAVING - column based filtering (something that's aggregated in the select)
6. ORDER BY - sorting
1 - SELECT
Choose your columns using SELECT
Tue 14 Apr 2026 | Oliver Furtak
Makeover Monday 2/2: When the Clock Ticks Against Your Own Ambitions
In my last blog post, I summarized how the Makeover Monday Challenges help us become better Data Consultants. So much for the theory… here are my experiences on what I learned about myself while under the gun. 😉
Minute 00:00
I open the current Makeover Monday Challenge
Tue 21 Apr 2026 | Jacob Aronson
How to Perform a T-Test Without Leaving Tableau
T-Tests are a valuable analytical tool for evaluating whether differences in averages are meaningful or just the result of random noise
Mon 06 Apr 2026 | Lily Kiziriya
How To: Extract data from a Tableau Packaged Workbook (.twbx)
This guide will show you how to get a copy of the underlying data of your Tableau Packaged Workbook when you don’t have access to the original data source
Mon 01 Dec 2025 | Maysa Falchero
My Experience with the KNIME L2 Certification
After completing the KNIME L1 certification (you can read about it here), I decided to continue with L2 to deepen my understanding of the platform
Fri 17 Apr 2026 | Francesca Plaskett
How to replace a data source extract in Tableau Desktop
Ever struggled replacing a data source extract in Tableau? This post covers what to do to replace current data with an updated version.
Mon 20 Apr 2026 | Harvey Lloyd-Smith
Super Output Areas
Spatial data can be an incredibly powerful tool when it comes to gaining insights, especially about population demographics. Huge amounts of census data is available from official government agencies which makes it easy to access
Sun 19 Apr 2026 | Jacob Aronson
Dynamic Chi-Squared Tests in Tableau With R Integration
Tableau's dynamic updating and interactivity is among its best features, but they can be limited when trying to perform statistical analyses
Fri 17 Apr 2026 | Vivek Patel
Data Structuring DIM and Fact Tables
In this blog, I’ll walk through how I took a raw dataset on AI’s impact on student life, broke it into a star schema, and connected it to a user story
Sat 18 Apr 2026 | Martin Regan
Matching Multiple Keywords Per Row in Alteryx
When working with string text data in Alteryx, one common challenge is matching keywords within a field. This is usually straightforward if you only need to find one keyword per row, but things get more complicated when a single row can contain multiple relevant keywords
Want to know more?
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