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この SQL クエリが正しいかどうかを知りたい:
Select t from S having sum(S.r) between 0 AND 10000
私の質問は、X と Y の間に sum() があることについてです。それは正しいですか?
GROUP BYあなたは条項を欠いている
GROUP BY
Select t from S GROUP BY t having sum(S.r) between 0 AND 10000