Research on Data Model Modeling Method for Power Enterprise
Fang Wang · Computer and Modernization · 2011
With continuous information development of power enterprise,the IT system builds applications by their own ways,the data are redundancy,resources lack unified standards,compatibility difficulties are outstanding gradually.In order to satisfy information system the centralism integration and plan business data resources reasonably,the construction of enterprise data model becomes one kind of inevitable choice.This article introduces construction idea of conception data model,the subject territory design,the entity design,the incidence relation design and standard in power enterprise.The goal is to guarantee data uniqueness,reduce complexity of exploitation in centralism integration,through object-oriented data model superiority,integrating business system demand from data plan level consideration.