varsql=$@"update (select bailun_sku,warehouse_code,sum(stock) stock from dc_mid_stock_age where day<'{DateTime.Now.AddDays(-1).ToString("yyyy-MM-dd")}' group by bailun_sku,warehouse_code) t1
join dc_skuwarehouse_stock_sales t2 on t1.bailun_sku=t2.bailun_sku and t1.warehouse_code=t2.warehouse_code and t2.hq_type!='半成品仓'
join dc_base_sku t3 on t1.bailun_sku = t3.bailun_sku
set t2.stock_age_6months=t1.stock,t2.stock_age_6months_amount=t1.stock*t3.unit_price";