Dave Mariani

Dave Mariani LinkedIn Profile

Dave is the founder of AtScale and is the Chief Technology Officer. Prior to AtScale, he was VP of Engineering at Klout & at Yahoo! where he built the world’s largest multi-dimensional cube for BI on Hadoop. Mariani is a Big Data visionary & serial entrepreneur.

July 17, 2020

Four Ways to Implement a Universal Semantic Layer

If you have been following our content for a while, you are most likely familiar with the concept of a Universal Semantic Layer™. What are the options for delivering one? In a recent webinar, I shared four ways.  Option #1:…

June 29, 2020

The 1990’s Called, They Want Their OLAP Back

*Author’s Note: This is an update to the blog post “The 1990’s Called, They Want Their OLAP Back,” originally published in June 2020. For the modern cloud-first data pro, the terms “OLAP” and “cube” are dirty words. That said, many…

June 5, 2020

Excel with Google BigQuery

I hear it all the time. Many enterprises hate Excel because it’s an analytics “free for all” but the business users love it and can’t live without it. No matter what BI tools an enterprise may have, ultimately, that last…

March 18, 2020

3 Surprises in the 2020 Big Data & Analytics Maturity Survey

A new, independent survey by AtScale, Cloudera and ODPi, a Linux Foundation project, delivered some surprising results. In particular, there were 3 takeaways that are noteworthy which every enterprise should keep in mind when working through their future data strategy.…

March 9, 2020

3 Things About Data Virtualization You Might Not Know

Data virtualization is not new. It was born in the naughts when data was still small by today’s standards. Unlike today, most data was stored in relational databases from a few vendors like Oracle, Microsoft and IBM. Oh my, how…

February 11, 2020

Intelligent Virtualization for Retail

I’m really excited about our latest release of the AtScale platform, 2020.1. This release delivers new, powerful capabilities, including the ability to combine data across different data sources in a single virtual cube. AtScale’s Intelligent Data Virtualization means that you…

December 23, 2019

Security & Governance in Action

Security and governance are top of mind in an era where data is everywhere and bad actors are trying to steal it.  But it’s not just hackers we need to worry about. Providing inappropriate data access to people inside the…

December 12, 2019

How AtScale Makes Tableau Even Better

I consider myself to be an early adopter of Tableau.  I discovered Tableau Desktop back in 2007 when I was CTO for Bluelithium.  I bought a copy with my personal credit card and expensed it to the company.  What I…

November 21, 2019

AtScale: A Better SSAS

My co-founders and I started AtScale to change the trajectory of the analytics tools of our day.  As consumers of tools like Microstrategy, Qlik and SQL Server Analysis Services (SSAS) at Yahoo!, we were often disappointed by the complexity of…