在主动数据库的理论与应用研究中，更新传播算法的应用，保证了系统在属性依赖方面的相容性。
In research of active database's theory and application, the application of update propagation maintains the consistency of database system in attribute dependency.
并且，首次在移动电子商务中提出了主动用户和潜在用户，考虑个人信息属性，运用加权和法的效用理论进行最有效地仲裁。
And also the conception of initiative buyers and potential buyers, calculate individual information attributes, and apply method of multiattribute utility to efficient intermediary are presented.
由于模糊数据所具有的模糊属性，使得在主动模糊数据库中模糊数据的表示以及对模糊数据的更新处理均不同于传统数据库。
In the active fuzzy database, because of fuzzy property of fuzzy data, it is different from traditional database in expression and updating treatment of fuzzy data.
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