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READS SQL DATA SQL SECURITY DEFINER COMMENT '店舗ごとの売上ランキングを表示（売上金額で降順）' RETURN uq_user_cnt, -- 購買顧客数 avg_purchases_per_user -- 1人あたりの平均購買回数 SUM (transaction_price * quantity) AS total_sales, -- 売上金額の集計 ...