3826. GDPR-style cleanup: Find inactive users whose retention period has expired. — Reporting

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

In a gdpr-style cleanup module, solve this as a production problem using Reporting: Find inactive users whose retention period has expired. 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

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 B

SELECT * FROM table_name;

Additional Explanation

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

Verified

Option C

DELETE 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

SELECT id FROM users WHERE last_activity_at

Additional Explanation

Retention rules should be policy-driven and reviewed before destructive deletion.