What is a foreign key? Why are foreign keys used or required in a relational database? Are
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A foreign key is a field value or set of values stored in one table that also exists as a ...View the full answer
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Related Book For
Systems analysis and design in a changing world
ISBN: 978-1423902287
5th edition
Authors: John W. Satzinger, Robert B. Jackson, Stephen D. Burd
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