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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

Alteryx
Partner of the Year
EMEA

Tableau
Community Impact 2024
EMEA ESMB

DataIQ
Data for Good Champion
Finalist

DataIQ
Best Data Academy or Skills Development
Finalist

Alteryx
Partner of the Year
Europe

DataIQ
Data for Good Champion
Champion

Tableau
Data for Good 2021
EMEA
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.

Mon 21 Jul 2025 | Jaden Matthias
Rounded Containers In Tableau (No Figma Needed!)
Rounded containers can help to give your dashboards a nice and polished look. Here's a quick guide on one method you can use to achieve this effect. This method details how to create these without using a graphic design tool like Figma and focuses on Tableau's in-built functionality

Mon 21 Jul 2025 | Andrew Buchanan
X Functions in DAX
X Functions are iterator functions used in DAX, the programming language of Power BI. They are different to other functions in that they take each row into account in their calculations. For example, function SUMX() calculates the sum of expression for each row separately

Mon 07 Jul 2025 | Claudina Mukangabo
Drill-Downs in Tableau Using Sets
Create interactive drill-downs in 4 simple steps.
Set action drill-downs in Tableau can be created with just four steps. This guide uses the Sample Superstore dataset to demonstrate how to use a set action to drill down from Category to Sub-Category

Mon 30 Jun 2025 | Claudina Mukangabo
Becoming a Project Manager for The First Time
Tackling a PM Role with Confidence
Taking on a project manager (PM) role for the first time can feel overwhelming. I recently stepped into this role, and here’s what helped me hit the ground running. I hope it helps you, too.
1. Get organised early
Start by tidying up your folders and files


Fri 18 Jul 2025 | Kieran Joymungul
How to construct and use a basic CTE in Snowflake
What is a CTE?
A common table expression or CTE is essentially a named subquery that can be called repeatedly without having to replicate code as you would with subqueries. This improves readability and allows you to easily reuse logic within a script

Fri 18 Jul 2025 | Kieran Joymungul
How to create a Batch Macro in Alteryx
What is a Batch Macro?
In another blog I cover what a standard macro is: a consolidated process in one tool - in essence a repeated process. A good way to think of it is like knitting a jumper with a single outlined pattern that never changes
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