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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.
Tue 04 Aug 2026 | Carla Villafana
Web Scraping in Alteryx Walkthrough
In this blog, I will walk you through a web scraping example using Alteryx.
What is web scraping? Web scraping is the process of extracting data from a website. For instance, let’s say there’s a website with a list of books and authors you want to use for a project
Tue 04 Aug 2026 | Ping HIll
Lessons Learned from Teaching My First Tableau Workshop
I recently had the opportunity to teach a public Tableau workshop. This event is part of our training where we choose a section to teach. Sections vary from Dashboard best practices, Joins and Unions, Actions and Interactivity, etc
Tue 04 Aug 2026 | Victor Yuan
Using URL Actions to Connect Your Tableau Dashboards
Improve dashboard performance without sacrificing navigation by connecting Tableau workbooks with URL Actions.
Mon 03 Aug 2026 | Skyla Patterson
Date Scaffolding with Cross Joins
What is scaffolding?
Scaffolding is a way to create missing values needed for analytic goals. With dates, say I only have data for August 1st 2024, and August 6th 2024, but I want everything in between. Then, I would look into date scaffolding
Wed 22 Jul 2026 | Kaori Ikarashi
How to Use Regex in Alteryx for Data Preparation
What is Regex?
Regular Expressions (Regex) are a sequence of characters used to define a search pattern. They allow you to efficiently search, match, extract, validate, and replace text based on specific patterns
Mon 20 Jul 2026 | Joss Lazenby
Configuring Secret Variables in Kestra Open Source
Kestra is an open-source, event-driven orchestration platform that can be used to automate data engineering workflows. It's declarative, language agnostic architecture makes it both versatile and user-friendly, enabling developers to manage pipelines through YAML configurations
Fri 31 Jul 2026 | Mila Kholodiy
How to Get Ready for the Tableau Data Analyst Certification
A guide to passing the Salesforce Certified Tableau Data Analyst exam — how it works, what each section is worth, the key topics to understand, and the resources that will get you there.
Fri 31 Jul 2026 | Jalil Cooper
Creating Parameters in PowerBI a WoW Exercise
Parameters in Power BI can be a very powerful tool to assist your user in data exploration. Recently, I had the opportunity to delve more deeply into the architecture of parameters when completing a Workout Wednesday that measured caffeine concentrations in drinks from various commercial cafes
Mon 27 Jul 2026 | Skyla Patterson
Understanding Cardinality in Power BI
What is cardinality in Power BI?
Cardinality in Power BI describes how two tables relate to each other in a data model view; it shows where the data moves to and from in the relationship. Let's walk through what this looks like
Tue 28 Jul 2026 | Bianca Beingolea-Joseph
Fixing My Bad Documentation Habits
Last week, DSNY13 was given a simple task: pretending that we were taking over an (unreachable) previous consultant's work, we were to build on another cohort member's work with only the documentation they had made available to orient ourselves
Fri 24 Jul 2026 | Dylan Serino
How to Create a Control Chart in Tableau
Today I'm going to walk through how to create a control chart in Tableau. Control charts are mainly used to track data over time, show if processes are stable, and identify any normal variations from real areas of concern
Wed 29 Jul 2026 | Ruth Amarteifio
What did it take to get into DS59?
DS59 are settling in nicely to their 4 month training period, so it's a great time to look at what it took for them to get into The Data School.
Want to know more?
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