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In the interest of full disclosure, I should let you know that I am a SAS user with a math background. I want to share my experience of exploring Tableau as a new user doing analysis in a relatively unfamiliar environment. For this first piece, we...

I know many of you cringed when you saw the words Global Filter, but I’ve had many questions come up recently regarding this while clients upgrade from Tableau 7 to Tableau 8. So, I thought I’d put something together.  Quick Filters in Tableau 7 In Tableau 7,...

This weekend I presented an introduction to Agile Data Warehouse Design for SQL Saturday #223 in Oklahoma City, OK. It was a fun talk for a great crowd. At the end, my friend Kristin Ferrier (blog:twitter) asked a great question: "What is the expected deliverable from...

Just last week, HP Vertica wrapped up it’s first-ever Big Data Conference. The conference was the biggest opportunity to date for InterWorks and other Vertica partners to share their working knowledge of Vertica and network with each other. The Big Data Conference also featured several...

The Problem As consultants, we often run into instances where we need to connect to a Microsoft SQL database as a user from another domain. Using SQL Server Management Studio fails the login because we can't specify which domain credentials to use, just that we want to...

One of the dangers of getting older, enjoying technology or writing a book is becoming sedentary. In December of last year, I realized that my lifestyle was simply not healthy. I wasn't eating properly or exercising enough. My weight was 182 pounds (well over my...

This is part 2 of my mini-series on exploring Tableau workbooks with PowerShell. If you missed it, you should read Part 1: Opening Workbooks, before continuing. Welcome back! Last time I showed you how to open a Tableau workbook (TWB or TWBX) in PowerShell so you...

New and old Tableau users alike struggle with grasping Tableau's concept of Layout Containers. I put together this exercise last week for a recent training course to help explain what is going on behind the scenes. Layout Containers in Tableau 8 force spatial relationships between dashboard...

In this mini-series I'm going to show you some cookbook style examples for using PowerShell to explore your Tableau workbooks. Follow along, this is going to be fun! Tableau workbooks (TWB files) are just XML files. Packaged workbooks (TWBX files) are just ZIP files that contain...

I saw an interesting post and data set this morning from ProCon.org. The information was in tabular form, so I copied it and extracted the data into Tableau. 20 minutes later, I had a fully-interactive dashboard that presented the information relevant to me in a...

(This is a multi-part series about the proper care & feeding of a Vertica cluster. There’s simply too much content for one post, so I’ll be splitting this up into a three-part series. Check back in a few days for the next installment.) Vertica is a...

Tableau Server is officially online. Users can now take advantage of their data from virtually anywhere with Tableau Online, a hosted (SaaS) version of Tableau Server. The benefits of a comprehensive, cloud-based business intelligence platform in Tableau Online are massive: Greater Access to Tableau Server With Tableau Online,...

About a month ago, HP Vertica released its latest service pack, HP Vertica 6.1 Service Pack 2 (version 6.1.2). It may sound like a small release, but the service pack actually includes a couple of major changes that could have a dramatic impact on the...

A Quick Way to Reengineer Worksheets & Workbooks for New Data -  Imagine you are receiving updated versions of the same or similar set of data.  Possibly, you are sent an excel file each week with the current market data, or perhaps a colleague that works...

Tableau has the ability to recreate any colour by using the RGB colour model. By using this you can customise your charts and dashboards to match your corporate branding guidelines. The chart below shows the top 5 BBC Television Channels by expenditure in 2012. It is...

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