In Ken's Travel database, the Reservations table and the Customers table have a common field by which
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In Ken's Travel database, the Reservations table and the Customers table have a common field by which they can be joined and queried. What type of constraint will ensure the consistency of data between these tables?
Related Book For
Concepts of Database Management
ISBN: 978-1285427102
8th edition
Authors: Philip J. Pratt, Mary Z. Last
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