Cross Database Union & the other MAX/MIN functions in Tableau
Cross database joins have been available in Tableau for a while now – and I love the ability to join
A Sample Flow in Tableau Prep (Project Maestro)
I recently had the privilege of presenting a preview of Tableau’s Project Maestro (now known as Tableau Prep) to the
Latest Snapshot in Tableau and Tableau Prep (Maestro)
Often, you’ll have data that looks something like this: Every day, there are new records for projects that give
Hex Map Spatial File
I love hex maps! Especially for the United States, you can keep states in a basic geographic orientation, but eliminate
Have a Maestro Christmas and Tableau New Year!
Tableau’s new data prep tool, Maestro, is now in public beta, and I’m loving it! While the first beta doesn’t
Hot Swapping Geographic Levels of Detail in a Tableau Viz
I used to think you couldn’t hot-swap geographic levels of detail in a Tableau visualization. And, before Tableau 10,
The Need for Speed: How to build Tableau visualizations quickly
I recently competed in the Tableau Iron Viz where Tristian Guillevin, Jacob Olsufka and I raced to build a dashboard
Tableau, you sunk my Battleship!
Ah, games and Tableau – two of my favorite things together! And it isn’t all just about fun and games, it’s about
Don’t miss the miracle of Tableau: It’s more than just DataViz!
I was part of a conversation recently where something like this was said: “We need a data model that will
Reshaping your data right in Tableau: Materialized Path Hierarchies
I recently came across this post by Simona Loffredo in which she describes a certain type of data structure, why
Joshua Milligan is a five-time Tableau Zen Master. His passion is training, mentoring, and helping people gain insights and make decisions based on their data through data visualization using Tableau.
He is a principal consultant at Teknion Data Solutions, where he has served clients in numerous industries since 2004.
Joshua served as technical reviewer on several Tableau titles and is the author of the book Learning Tableau.
