Which of the following SQL statements correctly removes a primary key constraint from an existing table named 'BookStore'?

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Computer Science · Database Management Systems

Verified Solution4 OptionsUpdated: October 2026👁️1 View

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Correct answer

ALTER TABLE BookStore DROP PRIMARY KEY;

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Answer 1

ALTER TABLE BookStore DROP PRIMARY KEY;

Answer 2

DROP PRIMARY KEY FROM BookStore;

Answer 3

DELETE PRIMARY KEY FROM BookStore;

Answer 4

ALTER TABLE BookStore REMOVE PRIMARY KEY;

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