互联网和电子商务的出现是一场本质性的革命,让企业面向的用户无限扩大,能增加企业收入。同时也减少了企业由时间空间的消耗和低效率而引起的巨大成本投入。从这个角度来说,这种革命对于选择工具的使用也有非常大的影响。其中产品的高可用性就被提到了一定的高度,成为业务应用的属性之一。 The emergence of the Internet and e-commerce is an essential revolution that allows companies to expand the scope of their users and increase their revenue. At the same time, it also reduces the huge cost incurred by enterprises due to the time and space consumption and inefficiency. From this perspective, this kind of revolution also has a great influence on the use of selection tools. Among them, the high availability of products has been mentioned to a certain degree and become one of the attributes of business applications.