A surrogate key should be considered when ________.
A)A relationship is N:M
B)A composite key is required
C)The key contains a lengthy text field
D)The key contains a number

Question

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The Answer of A surrogate key should be considered when ________.
A)A relationship is N:M
B)A composite key is required
C)The key contains a lengthy text field
D)The key contains a number

A Surrogate Key Should Be Considered When ________