Computer Science · Database Management Systems
Which attribute or combination of attributes serves as a partial key / discriminator to uniquely identify weak entity instances associated with a specific owner entity?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Primary key of strong entity only
- 2Discriminator (Partial Key)✓
- 3Foreign key only
- 4Candidate key of database
Correct answer
Discriminator (Partial Key)
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