これも、リスト7のクエリを簡単に修正するだけで対応できます（リスト8）。 リスト8 表頭：年齢階級・性別、表側：部署（小計・合計あり） SELECT dept, COUNT(*), SUM(CASE WHEN age <= 30 THEN 1 ELSE 0 END) AS "若手（計）", SUM(CASE WHEN age <= 30 AND sex = '男' THEN 1 ELSE 0 END) AS "若手（男）", SUM(CASE WHEN age <= 30 AND sex = '女' THEN 1 ELSE 0 END) AS "若手（女）", SUM(CASE WHEN age >= 31 THEN 1 ELSE 0 END) AS "ベテラン（計）", SUM(CASE WHEN age >= 31 AND sex = '男' THEN 1 ELSE 0 END)