By default, you can run the code samples provided with WebLogic Platform with the PointBase DBMS. PointBase is a pure-Java relational database management system that BEA includes with WebLogic Platform to allow you to run code samples. It is supported only for the design, development, and verification of applications; it is not supported for production server deployment. An Oracle database may not always be available to all users. To open or close a database, or to start up or shut down an instance, you must be connected as SYSOPER or SYSDBA. Normal users do not have control over the current status of an Oracle database.