Author's Preface to First Edition

We can't solve problems by using the same kind of thinking we used when we created them.

Albert Einstein

Data pours into millions of computers every moment of every day. It is estimated that the total accumulated data stored on computers worldwide is about 300 exabytes (that's 300 billion gigabytes). Data storage increases at about 28% per year. The data stored is peanuts compared to data that is transmitted without storage. The annual transmission of data is estimated at about 1.9 zettabytes or 1,900 billion gigabytes [1]. From this growing tangle of digital information, the next generation of data resources will emerge.

As we broaden our data reach (i.e., the different kinds of data objects included in ...

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