686. Year-to-date orders — function task 3

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

Write the MySQL query using appropriate string/date/NULL functions.

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Answer & Explanation

4 Answers

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Option A

Use string concatenation without handling NULL values.

Additional Explanation

This option is incorrect for the stated requirement.

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Option B

Use DELETE for the transformation.

Additional Explanation

This option is incorrect for the stated requirement.

Verified Correct Answer

Option C

SELECT * FROM orders WHERE order_date >= MAKEDATE(YEAR(CURRENT_DATE),1) AND order_date < CURRENT_DATE+INTERVAL 1 DAY;

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

Compare NULL using = NULL.

Additional Explanation

This option is incorrect for the stated requirement.