Radu

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Configuring Impala and MapReduce for Multi-tenant Performance

Cloudera Impala has many exciting features, but one of the most impressive is the ability to analyze data in multiple formats, with no ETL needed, in …

A Very Short History Of Data Science

The story of how data scientists became sexy is mostly the story of the coupling of the mature discipline of statistics with a very young one–computer science. The term “Data Science” has emerged only recently to specifically designate a new profession that is expected to make sense of the vast …

Big data: What’s your plan?

Many companies don’t have one. Here’s how to get started.<p><b>The payoff</b> from joining the big-data and advanced-analytics management revolution is åno …

5 Misconceptions of Big Data

Your big data shouldn't create big problems. In fact, it has the capacity to minimize your business problems and help you make strategic decisions. …

Big Data

Statistics vs Data Science vs BI

As someone who trained as a statistician, I've always struggled with that title. I love the rigor and insight that Statistics brings to data …

BI/Analytics on Big Data/Cassandra: Vertica, Acunu and Intravert(!?)

As part of our presentation up at NYC* Big Data Tech Day, we noted that Hadoop didn't really work for us. It was great for ingesting flat files from …