Discussion Forum : Dbms Keys
Question - The subset of super key is a candidate key under what condition ?
Options:
A .  No proper subset is a super key
B .  All subsets are super keys
C .  Subset is a super key
D .  Each subset is a super key
Answer: Option A


No proper subset is a super keyThe subset of a set cannot be the same set.Candidate key is a set from a super key which cannot be the whole of the super set



Was this answer helpful ?
Next Question
Submit Your Solution hear:

Your email address will not be published. Required fields are marked *