Question: QUESTION 9 What does a primary key constraint enforce or do ? Select the best answer from the following. A . Tables containing multiple primary

QUESTION 9
What does a primary key constraint enforce or do? Select the best answer from the following.
A. Tables containing multiple primary keys allows for fast searches on the table's data.
B. Primary keys enforces referential integrity.
C. Primary keys enforce the uniqueness of rows.
D. Primary keys enforce check constraints forcing rows to meet certain criteria before being allowed into the database.
QUESTION 9 What does a primary key constraint enforce or do?

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