A relation can contain more than one primary key.
3 Likes
False
Reason — Primary key is always unique in nature, i.e., non-redundant. It does not have duplicate values in a relation.
Answered By
1 Like
Data Item represents multi-type of information in a field.
In a relation, data is arranged in the form of rows and columns.
An alternate key is not a candidate key.
In a relation, a primary key is one of the candidate keys.