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Master-Detail Relationship

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Explain the concept of a Master-Detail relationship. Specifically describe how a master-detail relationship is configured within a database. What are some examples that would use a master-detail relationship? Can you think of any master-detail relationships that would go deeper than one level?

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This solution discusses the master-detail relationship.

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A master-detail relationship is a one-to-many type relationship.
A set of purchase orders and a set of line items belonging to each purchase order is an example of a master-detail relationship.
An application can use this master-detail relationship to enable users to navigate through the
purchase order data and see the detail data for line items only when needed.
One table has Primary key(s) and the next detail table has the Foreign ...

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