Question: Select a correct statement regarding Primary key. A single attribente needs to be designated as Primary key. Primary key should be a numeric data type.
Select a correct statement regarding Primary key.
A single attribente needs to be designated as Primary key.
Primary key should be a numeric data type.
Primary key can be used to identify distinct resource entities but not distinc event entities.
The values of primary key should be different for different tuples.
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