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What is a Primary Key in a relational database? Question 1 options: A key used for indexing fields A key used for sorting records A
What is a Primary Key in a relational database?
Question options:
A key used for indexing fields
A key used for sorting records
A unique identifier for a record in a table
A type of data validation key
A key used for encryption
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Essentials of Database Management
Authors: Jeffrey A. Hoffer, Heikki Topi, Ramesh Venkataraman
1st edition
133405680, 9780133547702 , 978-0133405682
