Installing and upgrading the Oracle Database server and application tools

Allocating system storage and planning future storage requirements for the database system

Creating primary database storage structures (tablespaces) after application developers have designed an application

Creating primary objects (tables, views, indexes) once application developers have designed an application

Modifying the database structure, as necessary, from information given by application developers

Enrolling users and maintaining system security

Ensuring compliance with Oracle license agreements

Controlling and monitoring user access to the database

Monitoring and optimizing the performance of the database