Why You Should Blend Instead of Join in Tableau

Why You Should Blend Instead of Join in Tableau

Data blending in Tableau is the operation of combining multiple data sources into the same view by finding common fields between them to join on. Unlike an ordinary join, which combines data sources at the lowest granularity before any aggregation is done, a data blend can join data sources after aggregation is performed on the individual sources; ultimately limiting the number of records that...

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How to Prepare for the Tableau Desktop Qualified Associate Exam for Free

How to Prepare for the Tableau Desktop Qualified Associate Exam for Free

I recently took the Tableau Desktop Qualified Associate Exam and passed it without spending anything on preparation materials. Having taken other certification exams before, I knew that study guides issued by exam providers don’t always provide the most thorough methods of preparation. In preparing for this exam, I was unsure about the best approach for studying, and ended up exhausting the...

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Leverage open-source GIS to enhance geographic visualization in Tableau

Leverage open-source GIS to enhance geographic visualization in Tableau

Among the many reasons Tableau has remained a leader within Gartner’s Magic Quadrant for Business Intelligence and Analytics Platforms is that it continues to empower analysts without expert knowledge of reporting tools to create a wide variety of meaningful and clear data visualizations. Tableau’s mapping capabilities in particular are a prime example of how a potentially complicated...

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Tableau: Beyond the Buzzword – Part 2

Tableau continues to be a Leader within Gartner’s Magic Quadrant Business Intelligence and Analytics Platforms in ability to execute, placing for the third time in this category in February, 2015[1]. For good reasons, Tableau is a buzzword within many mid-to-large size firms, as addressed in my previous blog post, Tableau: Beyond the Buzzword – Part 1.…

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Tableau: Beyond the Buzzword – Part 1

Tableau: Beyond the Buzzword – Part 1

Tableau Software has created a lot of buzz within many mid-to-large-size organizations.  These companies are looking to make the most of their ever-increasing data, knowing that gaining insights into their business is crucial to their ongoing success. These goals often bring attention to data visualization tools like Tableau. Although it has been around since early 2003, many companies still...

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Insurance Agency Visualization and the Power of Analytical Segmentation

Turning raw data into insightful information can be a massive undertaking. Once data is collected and ready for processing, deploying machine learning algorithms to recognize mathematical similarities in the dataset makes the data analysis-ready, but is still only the beginning. A machine learning algorithm will only tell us that the data follows certain patterns; the real analysis begins when...

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Storytelling: Tableau Story Points

Storytelling: Tableau Story Points As the business world is inundated with more data, people are creating more reports, dashboards, and models to comprehend what the data is telling them.  But what do you do when you are inundated with reports, dashboards, and models?  Simple – you create PowerPoint presentations. Although this sounds outlandish, it goes on everywhere. …

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What’s New in Tableau Maps 8.2?

Tableau’s recent release of Maps 8.2 brought a lot of changes to the existing map functionality. What were the changes and why do they matter? The most noteworthy change in Maps 8.2 was the complete switch of how the maps are being provided. Originally, Tableau used Urban Mapping servers to host all their boundary, label and data layers, meaning that if Tableau wanted to make a change in any...

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