- User login control provides session context and access restrictions.
- Masquerading provides a way for a user to operate as another user, with all the privileges of that user.
- Advanced query history captures details about the user activity on the Netezza Performance Server system, such as the queries that are run, query plans, table access, column access, session creation, and failed authentication requests.
- Multi-Level Security (MLS) is an abstract security model, which Netezza Performance Server uses to define rules to control access to table rows.
The advanced security features are enabled by default on Netezza Performance Server systems. You can enable or disable the features with registry variables as described in Enable and disable security commands.