-- 更新股票元数据信息 UPDATE stock_metadata SET last_full_update = NOW(), data_start_date = '{data_start_date}', data_end_date = '{data_end_date}', record_count = {record_count}, status = 1, latest_price = {latest_price}, latest_date = '{data_end_date}', latest_pe_ttm = {latest_pe_ttm}, latest_pb = {latest_pb}, latest_total_mv = {latest_total_mv} WHERE ts_code = '{ts_code}'