CIS336 Building Physical Model

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CIS336 Building Physical Model
What is the importance of constraints in a physical model? What role do different constraints…

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CIS336 Building Physical Model

CIS336 Building Physical Model

Discussions Week 3 All Students Post 40 Pages 

What is the importance of constraints in a physical model? What role do different constraints play in maintaining referential integrity and data integrity? It is possible for a table to be in BCNF but not in 3NF; do you concur? Why or why not?  Revisiting foreign keys, what would impact the ability to add or delete rows from a table or the ability to drop tables from a database schema?  What should be some of the considerations?….