Explain procedure to change characterset of a database.
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What is the most important action a dba must perform after changing the database from noarchivelog to archivelog?
What are the types of schemas?
How should a many-to-many relationship be handled?
Is it necessary to have database in archive log mode in configuration dataguard , if yes then why?
You look at the dba_rollback_segs view and see that you have a large number of wraps is this a problem?
What is difference between logical standby database and physical standby database?
Tell me about standby database? What are some of the configurations of it? What should we watch out for?
What causes the "snapshot too old" error? How can this be prevented or mitigated?
Are database administrators in demand?
How do you put database is archivelog mode, explain procedure?
What is dump destination? What are bdump, cdump and udump?
Which rman command is used to create an exact replica of a database innew host?