If A and B are candidate keys, then AB is candidate key or not ?

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database-design primary-key relational-theory dependencies

                          If R{abc} is a relation, f{ a->b b->a a->c b->c }, then a and b are candidate keys. What about ab ? Is it a candidate key or is it a super key or both ?
                        

Asked by SAIBHARATH S (21 rep)

Jan 28, 2015, 06:20 AM
Last activity: Apr 4, 2022, 08:47 PM

If A and B are candidate keys, then AB is candidate key or not ?

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