题解 | #纠错3#

纠错3

https://www.nowcoder.com/practice/3870c9bca7a4406f899af3e903b8bf51

SELECT
    order_num,
    COUNT(*) AS items
FROM
    OrderItems
GROUP BY
    order_num
HAVING
    items >= 3
ORDER BY
    items,
    order_num;

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