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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
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EMEA
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Community Impact 2024
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Alteryx
Partner of the Year
Europe
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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.
Mon 20 Jul 2026 | Joss Lazenby
How to Write a Great README.md (Plus a Markdown Cheat Sheet)
Any project's README.md is its front door. It’s the very first thing a user, a contributor, or a prospective employer sees when they land on a repository. A great README doesn’t just explain what your code does; it acts as a welcoming guide that invites people to use and contribute to your work
Fri 24 Jul 2026 | Oscar Kriebel
Show Your True Colors: Assigning RGB Values in Tableau
As part of Day 7 of the Summer of SQL, you ended up working with LEGO data and in the end, need to make a dashboard based on a view that you create using the LEGO data in a database. While working and designing the dashboard for that day, I ended up running into a small problem
Wed 22 Jul 2026 | Jalil Cooper
Are AI-Native BI Tools the Future of Data Analytics?
In my last blog post, I discussed how knowledge of data structures can be helpful in the process of data preparation (e.g. cleaning, reshaping, etc.), but the other aspect of data analytics work-–that tends to receive the most coverage—is data analysis
Wed 22 Jul 2026 | Holly Andersen
How to Use Regex in the Alteryx Formula Tool
The dedicated RegEx tool is great when you want to match, parse, replace or tokenize text. Sometimes, though, Regex is only one part of a larger calculation. You might want to use it inside an IF statement, combine it with other cleaning steps, classify records or create a calculated field
Thu 23 Jul 2026 | Gerard Najarro
Power BI Tip: Measures and Slicers
One thing that caught my attention while working in Power BI last week was how a measure behaves when a slicer is applied to the same field it references. By default, a slicer will filter most visuals on your report page
Wed 22 Jul 2026 | Amelia Young
Preppin' Data 2024 Week 27 Part 1: Joins in Tableau Prep Builder
An introduction to joins in Tableau Prep Builder with a Preppin' Data Challenge example.
Sat 13 Jun 2026 | Kaori Ikarashi
Tableau Server or Tableau Cloud? Key Differences Explained
Tableau Server and Tableau Cloud both provide the same powerful data visualisation and analytics capabilities, but they are different in how they are deployed, managed, secured and maintained
Wed 22 Jul 2026 | Sophie Yeung
Fuzzy Matching In Alteryx
How does fuzzy matching work in Alteryx and what are all the options available?
Tue 21 Jul 2026 | Oscar Kriebel
A Long Story Short: SQL's Stored Procedures and Information Schema
Recently, I went through a course at the Information Lab for an introduction into Data Engineering for my future placements. During this time, we learned about different elements when working with a database
Wed 22 Jul 2026 | Holly Andersen
How to Use the RegEx Tool in Alteryx
Regular expressions, or Regex, allow you to search for patterns within text rather than looking only for one exact value.
In Alteryx, the RegEx tool has four output methods:
* Match
* Parse
* Replace
* Tokenize
They all use a Regex pattern, but they produce different outputs
Thu 16 Jul 2026 | Sophie Yeung
Joins and Unions in Alteryx
How the join tool works in Alteryx, what the different outputs are and how to get further join types using a union tool.
Want to know more?
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