CREATE TABLE `achievement_demand` ( `id` VARCHAR(36) NOT NULL, `achievement_id` VARCHAR(36) NOT NULL COMMENT '科技成果ID', `demand_id` VARCHAR(36) NOT NULL COMMENT '科技需求ID', `keyword` VARCHAR(16) NOT NULL COMMENT '关键词', PRIMARY KEY (`id`)) ENGINE = InnoDB COMMENT = '科技成果及科技需求匹配'