In the star schema context, what are attribute hierarchies and aggregation levels and what is their purpose?

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Database Systems Design Implementation and Management

ISBN: 978-1285196145

11th edition

Authors: Carlos Coronel, Steven Morris

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Question Posted: Dec 03, 2014 08:59 AM

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In the star schema context, what are attribute hierarchies and aggregation levels and what is their purpose?

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Attributes within dimensions can be ordered in an attribute hierarchy The attribute hierarchy yields ...View the full answer

Database Systems Design Implementation and Management

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