varsqlPurchase=@"SELECT t1.purchase_id,t1.sku_name,t1.bailun_sku, t1.count,t2.price,t1.create_time,(t1.count*t2.price) total_price FROM dc_base_purchase_inbound AS t1
INNER JOIN dc_base_purchase AS t2 ON t2.purchase_id = t1.purchase_id AND t2.bailun_sku = t1.bailun_sku
WHERE t1.bailun_sku = @sku AND DATE(t1.create_time)>= @start AND DATE(t1.create_time)< @end
WHERE t1.bailun_sku = @sku AND t1.create_time >= @start AND t1.create_time < @end
varupperSql=$"select weighted_average_price FROM dc_month_stock_weighting where weighted_month = '{time.AddMonths(-1).ToString("yyyy-MM")}' and bailun_sku = '{sku}' ";
FROM dc_base_wms_stock_flow WHERE 1 = 1 AND order_creation_time >= @stockstart and order_creation_time < @stockend AND warehouse_code IN('GZBLZZG', 'GZBLWH')
and bailun_sku = @sku2
ORDER BY order_creation_time DESC limit 1 )AS temp
ORDER BY order_creation_time DESC limit 1
)AS stock_flow ON stock_flow.bailun_sku = temp.bailun_sku order by create_time desc limit 1";