Each session must be independent of all others, and the system must scale transparently to thousandss of simultaneous customers.
各个会话之间没有依赖关系,系统必须能毫无困难地扩展到几千个并发客户。
2
Over half of participants were hoteliers from independent properties (55.6%), and the majority was from mid-scale and luxury hotels (37% and 35.2%, respectively).