| The information system is the base of information era, but its development is very difficult, for the information system not only needs many knowledge, but also the softwares which compose information system are complex and uncontrollable. In the course of development of information system, the work in system analysis and design is aritical;their accuracy and dependability decide outcome of the accuracy and dependability of information system.Yanzhou Mining Group is the state and oversize enterprise. Through several years' building, the information construct of Yanzhou Mining Group has gained very large achievement. However, because there is no holistic layout in the initial stages of building, departmental exploitation has been carried on independently, and there is no uniform standard, which forms lots of isolated island of information, and information can't share. Hence we put forward the project about the holistic layout of information and building information standard, which can conformity information, uniform standard and lay stability basis for information construct. |