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unicorngirl13 unicorngirl13
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5 years ago
When transforming an ID-dependent E-R data model relationship into a relational database design, the referential integrity constraints should allow ________.

• parent updates to cascade

• child updates to cascade

• child deletes to cascade

• Both parent updates to cascade and child updates to cascade are correct
Textbook 
Database Processing: Fundamentals, Design, and Implementation

Database Processing: Fundamentals, Design, and Implementation


Edition: 15th
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BobbyDBobbyD
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5 years ago
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