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2 months 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
Source  Download
Database Processing: Fundamentals, Design, and Implementation
Edition: 15th
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Posts: 106
2 months ago
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parent updates to cascade
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