-- スプレッドシート比較: 高回収狙い（大穴寄り期待値）列を追加
USE keiba_ai;

ALTER TABLE sheet_forecast_compare
    ADD COLUMN ai_hi_ev1_umaban TINYINT UNSIGNED DEFAULT NULL AFTER ai_value1_roi,
    ADD COLUMN ai_hi_ev1_name VARCHAR(128) DEFAULT NULL AFTER ai_hi_ev1_umaban,
    ADD COLUMN ai_hi_ev1_roi DECIMAL(10,2) DEFAULT NULL AFTER ai_hi_ev1_name,
    ADD COLUMN match_ai_hi_ev1_winner TINYINT(1) DEFAULT NULL COMMENT '1=高回収1位が1着' AFTER match_ai_value1_winner,
    ADD COLUMN match_ai_hi_ev1_honmei TINYINT(1) DEFAULT NULL COMMENT '1=高回収1位=sheet本命' AFTER match_ai_value1_honmei;
