varsql=$@"select t1.day,t1.item_id,t1.rate_order_ad,t1.rate_order,t1.rate_all,t2.rate_order_ad as rate_order_ad_1day,t2.rate_order as rate_order_1day,t2.rate_all as rate_all_1day from dc_daily_item_profit_rate t1
left join dc_daily_item_oneday_profit_rate t2 on t1.item_id=t2.item_id and t1.day=t2.day
where t1.day='{day.ToString("yyyy-MM-dd")}'";
if(itemid.Count>0)
{
sql+=$@" and t1.item_id in ('{string.Join("','",itemid)}')";