Because you attach security policies directly to these database objects, and the policies are automatically applied whenever a user accesses data, there is no way to bypass security. Oracle Virtual Private Database enforces security, to a fine level of granularity, directly on database tables, views, or synonyms. Oracle Virtual Private Database (VPD) creates security policies to control database access at the row and column level.Įssentially, Oracle Virtual Private Database adds a dynamic WHERE clause to a SQL statement that is issued against the table, view, or synonym to which an Oracle Virtual Private Database security policy was applied.
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