dbc.DB.Table((&goods.Sku{}).TableName()).Select("SUM(inventory) AS inventory, SUM(sales_volume) AS sales_volume, SUM(sale_inventory) AS sale_inventory").
dbc.DB.Table((&goods.Sku{}).TableName()).Select("SUM(inventory) AS inventory, SUM(sales_volume) AS sales_volume, SUM(sales_volume_inc) AS sales_volume_inc,SUM(sale_inventory) AS sale_inventory").