struct<i_item_id:string,i_item_desc:string,s_state:string,store_sales_quantitycount:bigint,store_sales_quantityave:double,store_sales_quantitystdev:double,store_sales_quantitycov:double,as_store_returns_quantitycount:bigint,as_store_returns_quantityave:double,as_store_returns_quantitystdev:double,store_returns_quantitycov:double,catalog_sales_quantitycount:bigint,catalog_sales_quantityave:double,catalog_sales_quantitystdev:double,catalog_sales_quantitycov:double>
