Hide sensitive data with Oracle 10g column masking

February 9, 2007

[From Builder.com]

Oracle's Virtual Private Database (VPD) feature (also called Fine Grained Access Control) provides row-level security checking for DML statements such as SELECT. A PL/SQL policy function is associated with a table; the function can examine the current user context and return additional WHERE clause conditions (predicates) to be added to the query.

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