Foreword

The modern world is awash with data. But it’s no longer merely gray, pithy views of payroll or accounting information; now it also represents moments in lives, transportation, healthcare, recreation, and finance.

The volume and intricacy of data we are presented with today is wildly different from the data we worked with even just a few decades ago. This means that databases are changing, too.

To wit, in the last decade, we’ve seen the emergence of a new category of data store under the banner of  “NoSQL,” whose motivation is to deal with the substantially increased performance demands and dataset sizes of modern applications. To achieve these goals of scale and performance, most NoSQL databases have given up on the relational database ...

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