dbc.DB.Select("SUM(sales_volume) AS sales_volume, SUM(sales_volume_inc) AS sales_volume_inc,inventory").First(&goodsSkuVolume,"goods_id = ?",v.GoodsID)
dbc.DB.Select("SUM(sales_volume) AS sales_volume, SUM(sales_volume_inc) AS sales_volume_inc,SUM(inventory) AS inventory").