试题详情
- 单项选择题Which SQL statement accepts user input for the columns to be displayed, the table name, and the WHERE condition?（）
A、SELECT &1, "&2" FROM &3 WHERE last_name = '&4';
B、SELECT &1, '&2' FROM &3 WHERE '&last_name = '&4'';
C、SELECT &1, &2 FROM &3 WHERE last_name = '&4';
D、SELECT &1, '&2' FROM EMP WHERE last_name = '&4';
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