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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Open-Source Data Visualization Tools versus Traditional Data Visualization Tools

Open-Source Data Visualization Tools versus Traditional Data Visualization Tools

Industry-leading modern BI data visualization tools such as Tableau, Qlikview, and Microsoft’s Power BI offer an excellent platform for businesses to visualize their data, but in terms of functionality, licensing costs, and overall fit, sometimes open-source solutions can meet the business needs more closely. Open-source data visualization solutions are typically based upon the JavaScript...

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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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5 Things to Consider when using Datazen with a SQL Server Database

Microsoft’s recent acquisition of Datazen has brought it to the forefront of the conversation about data visualization, particularly with their plans to integrate Datazen with SQL Server 2016. Datazen is a data visualization platform that presents data integrated from multiple sources including Excel, SQL Server databases, OLAP, SharePoint, Web Services, ODBC, and others.…

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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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