SAS: Data Lakes and Data Warehouses – Know the Difference
Over the past few years, you may have heard someone somewhere drop the term “data lake.” The concept has increasingly gained traction as data volumes have increased exponentially, streaming data has taken off, and unstructured data has continued to dwarf its structured counterpart.
But what is a data lake anyway? Is it just marketing hype? And, generally speaking, how does it differ from the traditional data warehouse?
Understanding the traditional data warehouse
Odds are that at some
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