Computer Science · Database Management Systems
When you normalize a relation by breaking it into two smaller relations, what must you do to maintain data integrity?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Delete all foreign keys from both relations
- 2Assign both relations the same primary key field(s)
- 3Remove any functional dependencies from both relations
- 4Link the relations by a common field and create a primary key for the new relation✓
Correct answer
Link the relations by a common field and create a primary key for the new relation
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