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PUSH技术是一种基于客户服务器机制,由服务器主动将信息发往客户端的技术。同传统的PULL技术相比,两者最主要的区别在于PUSH技术是在用户没有请求的情况下,由服务器主动发送信息;PULL技术则是由用户发出请求,服务器接受请求后将信息传送给用户。PUSH技术的本质在于让信息去主动的寻找用户,因此其优势在于信息的主动性和及时性,通过该技术可以在第一时间内将信息推送到用户面前其弱势在于服务器
PUSH technology is based on the client server mechanism, the server initiative to send information to the client’s technology. Compared with the traditional PULL technology, the most important difference between the two is that the PUSH technology sends information actively by the server without the request of the user. The PULL technology sends a request by the user and the server sends the information to the user after receiving the request . The essence of PUSH technology lies in letting the information take the initiative to find the user, so the advantage lies in the initiative and timeliness of the information, the information can be pushed to the user as soon as possible by the technology. The disadvantage lies in the server