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We live in a world of data, perhaps too much data. Organizations continue to sto

We live in a world of data, perhaps too much data. Organizations continue to store data indefinitely. In fact, about 90% of the data stored on todays databases is deemed worthless within 3 months. Think about your email. How often do you ever go back to an email from six months ago. But you still keep it for what? How should organizations government personal data in a data warehouse? What are some best practices you might suggest to your organization if you were the CIO to ensure that the data in the system was maintained properly?