INSERT INTO market_data (variety, trade_date, open_price, close_price, high_price, low_price, volume, change_rate, create_time, source) VALUES (#{variety}, #{tradeDate}, #{openPrice}, #{closePrice}, #{highPrice}, #{lowPrice}, #{volume}, #{changeRate}, CURRENT_TIMESTAMP, #{source}) INSERT INTO market_data (variety, trade_date, open_price, close_price, high_price, low_price, volume, change_rate, create_time, source) VALUES (#{item.variety}, #{item.tradeDate}, #{item.openPrice}, #{item.closePrice}, #{item.highPrice}, #{item.lowPrice}, #{item.volume}, #{item.changeRate}, CURRENT_TIMESTAMP, #{item.source}) SELECT * FROM market_data ORDER BY trade_date DESC SELECT * FROM market_data WHERE variety = #{variety} ORDER BY trade_date DESC SELECT * FROM market_data WHERE trade_date BETWEEN #{startDate} AND #{endDate} ORDER BY trade_date DESC SELECT * FROM market_data WHERE trade_date = #{tradeDate} AND variety = #{variety} SELECT COUNT(*) FROM market_data WHERE variety = #{variety} DELETE FROM market_data