Solution1

[Alexey211220]

No description provided.

[mateacademy-ai-mentor]

Review Summary

Your solution is approved because it correctly implements the core requirements: creating an order for customer ID = 1, inserting a single OrderItems row for product ID = 1 with Count = 1, and updating WarehouseAmount within a proper transaction. The order is created first (empty) and the item plus stock update are handled transactionally, which matches the described business rules.

The main potential issue is that you used CURDATE() instead of a fixed date like 2023-01-01; this is functionally fine, but if tests in test.sql expect a hardcoded date, they might fail. If you notice failing tests related to the date, update your INSERT INTO Orders statement to use the exact date value the tests expect. Another non-blocking improvement would be to tie the WarehouseAmount decrement directly to the Count value (for example, subtracting the same Count you insert into OrderItems), so they cannot diverge if Count changes later.

Overall, you met the important functional requirements; consider the suggested adjustments as polish to make your solution more robust and test-friendly.

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Footnotes

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[mateacademy-ai-mentor]

The task description uses 2023-01-01 as an example and the tests may rely on a fixed date; using CURDATE() could cause mismatches. Check test.sql and consider hardcoding the expected date instead of the current date.