Although governed by Chile, the island is closer to Tahiti and other Polynesian islands than it is to South America. Which means that it does take a long time to get there. But now itâs slightly closer than it was before for U.S. passengers.
Optimizing the performance of the database is one of your ongoing responsibilities as a DBA. Additionally, Oracle provides a database resource management feature that enables you to control the allocation of resources to various user groups.
When any database is created, the user SYS is automatically created and granted the DBA role. All of the base tables and views for the database's data dictionary are stored in the schema SYS. These base tables and views are critical for the operation of Oracle.