Câu 36: 70-762: Developing SQL Databases

You have a database with multiple tables. You must insert data into the tables by using views. Which of the following two statements best describes an updatable view?NOTE: Each correct selection is worth one point.

1. A. The view must not include the primary key of the table.
2. B. The view may include GROUP BY or HAVING statements. — đáp án hiện tại
3. C. The view may include a composite field.
4. D. Each view must reference columns from one table. — đáp án hiện tại
5. E. The view must not include subqueries.