When it comes to enterprise computing, to paraphrase the title of a popular song, it’s all about the database. Whether you’re a Netflix serving up the latest videos to millions of consumers, a national retailer trying to figure out what’s in stock, or a bank or hospital trying to analyze trends among all the big data you’ve collected, there’s a database management system that makes it possible.

But as the volume and velocity of data grows exponentially, speedy access to databases has become problematic, so much so that hard disks, and even the faster solid-state disks, (SSDs) can’t keep up. That’s where in-memory computing comes in.

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