The Complex Marketing System Of Jinlin Branch Of China-netcom Coporation

With the continue development of enterprises information construction, ERP (enterprise resource planning) gain the most widespread concern. Many enterprises have already developed their own enterprise management information system; all this has greatly improved the level of information of our enterprises. Traditional enterprise management information system using the two-level structure that is c/s model, in the relatively exclusive and independent system this way is a better method of construction, but as the expansion of the enterprises business scale ,the new need that developed the business in the internet has occurred, the two-level construction appear some disadvantage. under this new environment we should consider some aspect .Expandability ,the system must able to provides stabile service for hundreds millions concurrent users even more thousands millions users high availability, the enterprise application system based on internet must have the capability of effective fault-tolerant and to provide continuous service. Security, enterprise computing based on internet requirements of different user identification and authentication methods to prevent the unauthorized using, and to protect the integrity of data, manageability, middleware system should allow programmer to writer less code ignore how to manage the state, so the coding process is fast serialize service, to make the programmer complete the application don't need to prepared coding the date access unit to needed the require sun company working together with other enterprises developed...