sys and dba privileged schema over DBMS_REDACT Home > Database Blog > sys and dba privileged schema over DBMS_REDACT The sys and dba privileged schemas can view the details of columns masked using DBMS_REDACT . Sivaram Malayappan sivaram.malayappan@doyensys.com Recent Posts ASBN Creation Error for Multiple Purchase Orders Due to Transportation Arrangement Mismatch Modifying WMS Rule in Oracle EBS R12: A Safe Approach How to Configure Peer-to-Peer Replication in SQL Server in 7 Simple Steps