You can’t ever have enough Hadoop expertise: this is true regardless of whether you’re a seasoned Hadoop shop, a Hadoop tyro, or a hypothetical Hadoop-er.
Implementing Hadoop requires highly specific expertise—starting with programming proficiency in Java, Pig, Python, HiveQL, and other languages. Relational database or data management expertise wouldn’t hurt, either.
That’s just the problem, argues Mark Madsen, a principal with information management consultancy Third Nature Inc. First, Madsen says, Hadoop expertise is resource constrained: there just aren’t enough IT pros with Hadoop skills to go around.
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