David Napoli Bio David Napoli has worked with data for over 20 years as an analyst, actuary, statistician, research manager, and director. His experience includes evaluation and outcomes studies, ROI analysis, IBNR determination, predictive modeling, risk adjustment methodologies, advanced data visualization, dashboard design and implementation, database development and management, and identifying and evaluating trends and […]

According to Domo (cloud-based operating system), the internet users have risen from 2.2 billion in 2012 to whopping 3.8 billion in 2017. That is nearly 48% of the entire world’s population. In its 6th Data Never Sleeps report, Domo took into consideration online consumer behavior besides analyzing the amount of data which gets generated in a minute across various […]

Readers: Today, I am blogging my one-on-one discussion with Tim Messar. Tableau Community Spotlight: An Interview with Tim Messar Tim Messar – Biography Tim Messar is a Senior Data Architect working in the insurance industry at Sentry Insurance in Stevens Point, Wisconsin for over 12 years. He serves as a technical lead and resource on several projects and […]

Readers: Today, I attended a presentation, at the State Capitol, which was hosted by Tableau and Grant Thornton. Grant Thornton is the U.S. member firm of Grant Thornton International Ltd, one of the world’s leading organizations of independent audit, tax and advisory firms. Round-Table Discussion The notes below are my notes from the round-table discussion today […]

Readers: In Part 3, and our final part of this series on Improving Performance with Data Extracts, we will aggregate a Tableau data extract to the Month level, and review how you can unpackage a .TWBX file. If you have not read Part 2 of this series, you can do so by clicking here. If you have […]

Readers: In Part 2 of this series on Improving Performance with Data Extracts, we will connect to the SQL Server AdventureWorks database, hide unused data source fields, and aggregate data for the visible dimensions. If you have not read Part 1 of this series, you can do so by clicking here. Again, I hope you […]

Happy Halloween! I hope you get lots of candy! Michael