339. Delete payments with invalid order — implementation 2

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

Write the MySQL 8.0 query to delete payments with invalid order. Assume the relevant table/columns exist.

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Answer & Explanation

4 Answers

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Option A

Use TRUNCATE for only the matching rows.

Additional Explanation

This option is incorrect for the stated requirement.

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Option B

Use a CROSS JOIN without a filter.

Additional Explanation

This option is incorrect for the stated requirement.

Verified Correct Answer

Option C

DELETE p FROM payments p LEFT JOIN orders o ON o.id = p.order_id WHERE o.id IS NULL;

Additional Explanation

Correct implementation. Prefer parameterized queries in application code, validate affected rows for UPDATE/DELETE, and use transactions for related writes.

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Option D

Use SELECT instead of the required operation.

Additional Explanation

This option is incorrect for the stated requirement.