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ここにテーブルがあります。
どうやって
SELECT sum(gload1) as 'g1', sum(gload2) as 'g2'. sum(gload3) as 'g3', sum(gload4) as 'g4' FROM member WHERE age = 15-20,21-25,26-30 GROUP BY gender;
このような結果: ちょうどサンプル
どうすればこのようにクエリできますか。よろしくお願いします。