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 a user logs on, Oracle Database enables all privileges granted explicitly to the user and all privileges in the user's default roles. During the session, the user or an application can use the SET ROLE statement any number of times to change the roles currently enabled for the session.