Which SQL statement accepts user input for the columns to be displayed, the table name, and WHERE condition? ()

A. SELECT &1, "&2" FROM &3 WHERE last_name = ‘&8‘; B. SELECT &1, ‘&2‘ FROM &3 WHERE ‘& last_name = ‘&8‘; C. SELECT &1, &2 FROM &3 WHERE last_name = ‘&8‘; D. SELECT &1, ‘&2‘ FROM EMP WHERE last_name = ‘&8‘;

时间:2024-04-06 13:41:21

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