The skills people most often associate with data scientists are usually those "hard" technical and math skills, including statistics, probability, linear algebra, algorithm knowledge and data ...

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SQL is a convenient way to manage and query your data, but badly written queries can tie up your database. Here are seven common SQL traps and how to avoid them. Database developers have it tough.

Here's a look at different ways to query Hadoop via SQL, some of which are part of the latest edition of MapR's Hadoop distribution SQL: old and busted. Hadoop: new hotness. That’s the conventional ...