$col = <<< __EOS__
　 T3.product_id,
　T3.product_class_id as product_class_id,
　T3.product_type_id AS product_type_id,
　T2.product_code,
　T2.product_name,
　T2.classcategory_name1 AS classcategory_name1,
　T2.classcategory_name2 AS classcategory_name2,
　T2.price,
　T2.quantity,
　T2.point_rate,
__EOS__;