3112. View: Create a view for active employee directory information. — Production Debugging

DBMS Published 30 Sept 2026 Updated 30 Sept 2026 0 Views Verified

In a view module, solve this as a production problem using Production Debugging: Create a view for active employee directory information. Provide the SQL, explain the logic, show safe application integration, and mention failure/edge cases.

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Answer & Explanation

4 Answers

Verified

Option A

DELETE FROM table_name;

Additional Explanation

Incorrect: it does not satisfy the stated business rule and can return/change unintended data.

Verified

Option B

UPDATE table_name SET status='active';

Additional Explanation

Incorrect: it does not satisfy the stated business rule and can return/change unintended data.

Verified

Option C

SELECT * FROM table_name;

Additional Explanation

Incorrect: it does not satisfy the stated business rule and can return/change unintended data.

Verified Correct Answer

Option D

CREATE OR REPLACE VIEW active_employee_directory AS SELECT e.id,e.name,d.name department FROM employees e LEFT JOIN departments d ON d.id=e.dept_id WHERE e.status='active';

Additional Explanation

Views can centralize reusable read definitions and hide columns not intended for consumers.