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Which of the following statements does not return an error message? Assume all the necessary constraints are in place and each table contains data. A
Which of the following statements does not return an error message? Assume all the necessary constraints are in place and each table contains data.
AALTER TABLE orderitems
DROP COLUMN order#;
BALTER TABLE orderitems
MODIFY paideach NUMBER;
CALTER TABLE orderitems
DROP COLUMN isbn;
DALTER TABLE books
DROP PRIMARY KEY;
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