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Author Question: What is the first step to implementing an REA diagram in a relational database? (Read 10 times)

bclement10

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Question 1

Why might the same REA diagram result in different relationship cardinalities?
◦ Different organizations might have different business policies.
◦ Different designers might implement an REA diagram differently.
◦ Different consultants might draw an REA diagram differently.
◦ Errors occur in the REA diagram.

Question 2

What is the first step to implementing an REA diagram in a relational database?
◦ Assign attributes to appropriate tables.
◦ Create a table for each distinct entity in the diagram and for each many-to-many relationship.
◦ Identify cardinalities.
◦ Use foreign keys to implement one-to-one and one-to-many relationships.


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Marked as best answer by bclement10 on Apr 8, 2019

fromAlphatoOmega22

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bclement10

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Reply 2 on: Apr 8, 2019
Gracias!


Perkypinki

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Reply 3 on: Yesterday
Wow, this really help

 

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