试题详情
单项选择题 The EMP table contains these columns: You need to display the employees who have not been assigned to any department. You write the SELECT statement: What is true about this SQL statement?（）

A、The SQL statement displays the desired results.

B、The column in the WHERE clause should be changed to display the desired results.

C、The operator in the WHERE clause should be changed to display the desired results.

D、The WHERE clause should be changed to use an outer join to display the desired results.

  • C

  • 关注下方微信公众号，在线模考后查看

热门试题