What are the benefits of using a relational database as opposed to a spreadsheet? Why is it important for each record to have a unique primary key?

Fundamentals of Information Systems
9th Edition
ISBN:9781337097536
Author:Ralph Stair, George Reynolds
Publisher:Ralph Stair, George Reynolds
Chapter3: Database Systems And Big Data
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  • What are the benefits of using a relational database as opposed to a spreadsheet?
  • Why is it important for each record to have a unique primary key?
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