products_attributes_id int not_null comment(FK to products_attributes table - product attribute that is downloadable)
products_attributes_filename varchar(255) default('') not_null comment(Filename of downloadable file for this attribute)
products_attributes_maxdays int(2) default(0) comment(Maximum days for download availability - 0 for unlimited)
products_attributes_maxcount int(2) default(0) comment(Maximum number of downloads allowed - 0 for unlimited)
--
primary products_attributes_id
##
engine innodb
character_set utf8mb4
collate utf8mb4_unicode_ci