ソースコード
--7月以降ログイン者抽出
WITH LOGINS_AFTER_23_07
AS
(SELECT
MIN(ORDER_DATETIME) AS ORDER_DATE,
MEMBER_CODE
FROM
EC_ORDERS
WHERE DATE(ORDER_DATETIME)
BETWEEN
'2023-07-01' AND '2023-07-31'
GROUP BY
MEMBER_CODE)

SELECT
ORDER_DATE,
CASE WHEN
ORDER_DATETIME IN (
SELECT
ORDER_DATETIME
FROM
LOGINS_AFTER_23_07 t1
LEFT JOIN
EC_ORDERS t2
ON
t1.MEMBER_CODE = t2.MEMBER_CODE
WHERE
ORDER_DATETIME BETWEEN ORDER_DATE - '1day' AND ORDER_DATE - '1year'
)
THEN NULL
ELSE t2.MEMBER_CODE
END AS CODE,
CASE 
WHEN
OPTOUT_TYPE=0 THEN '可'
WHEN
OPTOUT_TYPE =1 THEN '不可'
ELSE '不明'
END AS OPTOUT
FROM
LOGINS_AFTER_23_07 t1
LEFT JOIN
EC_ORDERS t2
ON
t1.MEMBER_CODE = t2.MEMBER_CODE
LEFT JOIN
MEMBER_MST t3
ON
t2.MEMBER_CODE = t3.MEMBER_CODE
WHERE
DATE(ORDER_DATETIME) <= ORDER_DATE
GROUP BY
t1.MEMBER_CODE
ORDER BY
ORDER_DATETIME DESC,
t1.MEMBER_CODE DESC

提出情報
提出日時2024/07/05 14:38:01
コンテスト第9回 SQLコンテスト
問題クーポン配布対象
受験者h_Okitsu
状態 (詳細)WA
(Wrong Answer: 誤答)
メモリ使用量85 MB
メッセージ
テストケース(通過数/総数)
0/2
状態
メモリ使用量
データパターン1
WA
84 MB
データパターン2
WA
85 MB