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- Prepare
- Databases
- Database Normalization
- Database Normalization #9
Database Normalization #9
Database Normalization #9
Consider the following relation and determinants.
The key(s) are bolded.
R(a, b ,c,d,e)
Which of these determinants is a NON-CANDIDATE key? In the text box, only enter the index number (1-3) of the dependency which you have identified as non-key.
- a,c -> b,d,e
- a,d -> b
- a,c,e -> b,d