Oracle VPD-细粒度的权限设计方案

Sharing of data resources has become a basic requirement for everyone working together.Traditional database access control model has not make good data protection, and therefore a more fine-grained access control has made considerable progress. This article describes a virtual private database technology of Oracle database, highlight its fine-grained access control function and application context techniques, and finally put forward application VPD fine-grained permissions design.