1. I am unable to figure out about composite key. How to see if a schema requires a composite key or not?
1. I am unable to figure out about composite key. How to see if a schema requires a composite key or not?
Chapter1: Overview Of Database Concepts
Section: Chapter Questions
Problem 1RQ
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1. I am unable to figure out about composite key. How to see if a schema requires a composite key or not?
2. I am also troubled to understand foreign key concepts.
Could you please give suitable examples for better understanding?
Thanks.
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