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It is known that we should avoid redundant data. Let’s say you have a Product Table with the cost of an item, and an Order table that has information about orders from customers. What would be the benefits to also storing the item's cost in the Order table?

It is known that we should avoid redundant data. Let’s say you have a Product Table with the cost of an item, and an Order table that has information about orders from customers. What would be the benefits to also storing the item's cost in the Order table?

Database Systems: Design, Implementation, & Management
Database Systems: Design, Implementation, & Management
11th Edition
ISBN:9781285196145
Author:Steven, Steven Morris, Carlos Coronel, Carlos, Coronel, Carlos; Morris, Carlos Coronel and Steven Morris, Carlos Coronel; Steven Morris, Steven Morris; Carlos Coronel
Publisher:Steven, Steven Morris, Carlos Coronel, Carlos, Coronel, Carlos; Morris, Carlos Coronel and Steven Morris, Carlos Coronel; Steven Morris, Steven Morris; Carlos Coronel
Chapter8: Advanced Sql
Section: Chapter Questions
Problem 18RQ
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Topic: Database Design - Entity Relationship Modeling (Please answer the below question in 250 words or more). Thank you!

It is known that we should avoid redundant data. Let’s say you have a Product Table with the cost of an item, and an Order table that has information about orders from customers. What would be the benefits to also storing the item's cost in the Order table?

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